Page 1 1252 series Electric Forklift Truck Operating Instructions E20, E25, E30, E35 X20, X25, X30, X35 North America 1252 series 12528011540 US - 08/2022 - 02...
Page 3 Linde − Your Partner With over 100,000 fork lift trucks and ware- Your local Linde partner can offer you a com- house machines sold annually, Linde is one of plete package from a single source; ranging the world's leading manufacturers of material from expert advice on all aspects of sales and handling equipment.
Page 4: Parts And Service
Preface Parts and service See your Linde dealer for genuine Linde parts (the only factory-authorized replacements), factory-trained service personnel and manuals for your equipment. Proposition 65 WARNING This warning is provided pursuant to California Health & Safety Code Sections 25249.5 et. seq.
Page 5: Table Of Contents
Hood latch warning decal .......... 19 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 6 Operating Controls ........... . . 78 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 7 Changing the Battery........... . 175 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 8 Check Reeving Hose Preload (optional equipment) ...... 217 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 9 Mast Heights ............ 253 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 11: Introduction
Introduction...
Page 12: Scope
Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 13: Operator Responsibilities
Operators must under- lowed. stand the meaning of these symbols and mes- Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 14 The information contained herein must be ob- served, otherwise environmental damage may occur. DANGER Indicates an imminently hazardous situation which if not avoided will result in death or serious injury. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 15: Safety
Safety...
Page 16: Before Operation
ELECTRIC SIT-DOWN LIFT TRUCK At the beginning of each shift, inspect your OPERATOR’S DAILY CHECKLIST truck by using the Linde Operator's Daily Truck Serial Number: ____________________ Dept / Shift: __________________ Operator: _______________________ Hour meter reading: _____________________ Date: _______________________ Supervisor: _____________________ Checklist.
Page 17: Operating Position
Watch for pedestrians around the truck. DANGER Risk of injury! Watch for people in your work area because they may not watch for you, even if you have lights or alarms. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 18: Travel
Avoid running over loose objects Travel with the forks near the floor, tilted on the roadway surface. back to cradle any load whenever possible. Never begin travel before the mast is fully Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 19: Lifting And Lowering
Be sure to main- To avoid hazards associated with a dock, you tain a safe distance from each edge. Before should personally check that the trailer brakes driving the truck over a ramp or bridge plate, Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 20: Avoiding Falls And Tip-Overs
Never travel up or down an incline at an ● ly, brace feet, and lean away from the direction of angle to the incline direction. Always travel impact. straight up or straight down any ramp or incline. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 21: Suspended Loads
● gency routes. Do not block access to fire or emer- ator is more than 25 ft (7.5 m) away, or gency equipment. out of sight of the truck, the key should be removed. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 22: Battery Safety
Remove any metal rings, bracelets, bands, forklift truck. ● or other jewelry before working with or near batteries or electrical components. Never expose batteries to open flame or ● sparks. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 23: Safety During Maintenance
Spilled oil should be removed with oil-bind- ● ing agents at once and disposed of accord- ing to local regulations. If recycling is not possible, dispose of used ● oil according to local regulations. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 24: Battery Acid
Spilled hydraulic oil should be removed with ● oil-binding agents at once and disposed of according to local regulations. If recycling is not possible, dispose of used ● hydraulic oil according to local regulations. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 25: Operator Warning Decals
Voltage decals  These decals indicate the proper battery volt- 80 VOLT age for the truck’s electrical system. Using a ONLY battery of wrong voltage could damage the truck. 90 VOLT ONLY Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 26: Operator Warning Decal
TRAINED AND AUTHORIZED OPERATORS ONLY. MISUSE OF THIS TRUCK COULD CAUSE INJURY TO YOURSELF OR OTHERS WORKING WITH YOU. READ INSTRUCTIONS IN OPERATOR’S MANUAL. 0009384608 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 27: Test Or Service Warning Decal
Even if special work platforms for lift- WITH A WORK PLATFORM. TRUCK IS ing personnel are available, they are not to be DESIGNED TRANSPORTING, used with this truck to lift personnel. WAREHOUSING AND STACKING OF MATERIAL, NOT PERSONNEL. 0009384606 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 28: Crushed Fingers Warning Decal
If the truck starts to tip over, DO NOT JUMP! Stay in the seat, hold onto the steering wheel tight- ly, brace feet, and lean away from the direction of impact. DON'T JUMP! HOLD ON TIGHT BRACE FEET LEAN AWAY Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 29: Back Up Alarm Warning Decal
THE SAFE OPERATION OF THIS VEHICLE. Hood latch warning decal  This decal warns operators to ensure that the hood latch is fully engaged before operating the truck. ENSURE HOOD LATCH IS SECURELY FASTENED BEFORE OPERATING TRUCK. 0009385609 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 30 Safety Operator warning decals Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 31: Overview
Overview...
Page 32: Technical Description
In E type trucks, the drive motors are rated at 14.7 hp (11 kW). The drive The 1252 series of forklifts are sit-down rid- motors in X type trucks utilize permanent mag- er electric counterbalanced models (ITA class nets in the rotor and are rated at 16.6 hp (12.4...
Page 33: Electrical System
The X type truck requires a Linde lithium-ion bat- The simple mast consists of an inner and out- tery. Trucks with lithium-ion batteries use 90- er upright and a fork carriage.
Page 34: Armrest Controls
13 Push button for electric parking brake 13 "Back" button for operating the premium display unit 14 Emergency stop switch 14 "Favorite" button for operating the premi- um display unit 15 Emergency stop switch Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 35: Overhead Switches
Push button (F3) for optional equipment Push button for work lights, positions 1/2 Push button (F4) for optional equipment Push button for work lights, positions 7/8 Switch for optional equipment Push button for rear LED light stripes Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 36: Standard Display Unit
Overview Standard Display Unit Standard Display Unit 10:30 03.03.2015 12345,6 Display_1500a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 37 Malfunctions and information menu Forwards drive direction (single-pedal oper- Settings menu ation) (green) Favorites display menu Reverse drive direction (single-pedal opera- Status display menu tion) (green) Battery charge status (green/red) Brightness sensor "Time/date" display Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 38: Menu Structure, Standard Display Unit
Overview Menu Structure, Standard Display Unit Menu Structure, Standard Display Unit 10:30 10:30 03.03.2015 03.03.2015 10:30 03.03.2015 12345,6 12345,6 Display_1501 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 39 NOTE If there are no malfunctions or items of infor- mation, the respective "Error code", "Messag- es" and "Status icons" (displayed only if more than six status icons are active) menu items are hidden. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 40: Premium Display Unit (Optional Equipment)
Overview Premium Display Unit (optional equipment) Premium Display Unit (optional equipment) 1045 0,0 ° km/h 10:30 Display_2500 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 41 Speed / steering angle display (yellow/red) Tilt angle/load weight display (optional Display not operational equipment) Display not operational Small time display Display not operational Display not operational Forwards drive direction (single-pedal oper- ation) (green) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 42: Menu Structure - Premium Display Unit (Optional Equipment)
0,0 ° 0,0 ° km/h km/h 10:30 10:30 1045 1045 0,0 ° km/h km/h 10:30 10:30 1045 1045 1045 0,0 ° +0,0 º +0,0 º 500 kg 500 kg 0,50 m 0,50 m Display_2501 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 43 ● Drive and lift [load weight (special equipment)/tilt angle/driving speed/steering angle] ● Temperatures [hydraulic oil temperature] ● Consumption/odometer (special equipment) [current consumption/average consump- tion/daily trip/total mileage odometer] ● Time/date ● Battery charge state (remaining operating time / large charge status display) ● Service interval Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 44: Display Unit
Standard display unit: time and date display. 10b Time/date Premium display unit: time and date display. Bar display of the steering angle. 11 Steering angle (center position ≙ straight-ahead driving) 12 Lift mast Displays the tilt angle/load weight (optional). Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 45 Displays the fork arms camera. 38 Unlock Selects Unlock 39 Lock Selects Lock 40 Replace Selects Replace. 41 Remove Selects Remove. 42 Fullscreen Selects Fullscreen. 43 Editing favourites Selects Edit Favourites. 44 Language Selects available languages. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 46 A★ Linde push button con- Configures the functions that can be assigned via the push figuration button. 64 Mast vertical Set the vertical position of the mast. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 47 Displays a QR code as a collection of all malfunctions and 68 QR code contains additional truck-specific information. Display additional status Displayed only if more than six status icons are active. icons Contact address service Displays the contact address of the service partner. partner Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 48: Decal And Data Plate Location
TRAINED AND AUTHORIZED OPERATORS ONLY. MISUSE OF THIS TRUCK COULD CAUSE INJURY TO YOURSELF OR OTHERS WORKING WITH YOU. READ INSTRUCTIONS IN OPERATOR’S MANUAL. reverse brake forward right left pedal pedal FORWARD REVERSE 1252 06292022-01 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 49 Decal, 80 Volt Only (Lead-acid batteries) Warning Decal, Crushed Fingers Decal, 90 Volt Only (Lithium-ion batteries) Warning Decal, Hood Latch Decal, Air Pressure (Pneumatic tires only; Warning Decal, Personnel/Forks located beside right-hand tire) Warning Decal, Parking Brake Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 50: Data Plate
(MAX and MIN) for the battery umns A, B, and D. in pounds and kilograms. BACK TILT – shows the maximum an- gle that the mast can be tilted back. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 51: Truck Configuration Label
"iZVG" = integrated fork positioner "iZVG View" = integrated fork positioner with optimized visibility "ohne / CO" = customized option 8 Restrictions where relevant to the load t12020017 capacity: Details regarding reducing the driving speed Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 52: Lithium-Ion Battery Label
CE mark for the markets of the EU, the EU candidate countries, the EF- TA States and Switzerland UKCA mark for the United Kingdom market 14 Safety information 15 Data/technical data 16 Address of manufacturer 17 Manufacturer Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 53: Lithium-Ion Battery Display
► In red for a charge state from 0% to 10% ► In green for a charging state from 10% to 100% NOTE In a dangerous or critical condition, all LEDs on the display flash red. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 54: Definition Of Directions
Overview Definition of directions Definition of directions  Forwards Right Backwards Left Directions as seen from the driving position; the load is at the front. 6210_001-031 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 55: Operation
Operation...
Page 56: Initial Commissioning
When placing a new truck into service, the wheel mounting screws or nuts must be checked for tight- ness every 10 hours until no further loosening is de- tected. See the procedure for checking wheels and tires in the Maintenance section. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 57: Operator Compartment
(4). Adjust the setting for the driver's weight as necessary.  Pull out the lever (3). d12020011a Move the lever to set the driver's weight for the suspension. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 58 Seat Heating (optional equipment)   Push the switch (6) upwards to activate the seat heater.  Push the switch (6) downwards to deacti- vate the seat heater. NOTE The maximum temperature is predefined. d12020012a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 59: Adjusting The Premium Seat (Optional Equipment)
 Release the lever (2). Seat Suspension Adjustment Seat suspension is automatically adjusted to the driver's weight whenever the electrical system is switched on and the seat is occu- pied. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 60: Lumbar Adjustment
(8) will not be present. (See below.)  Push the switch (8) upwards to activate the seat heater.  Push the switch (8) downwards to deacti- vate the seat heater. NOTE The maximum temperature is predefined. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 61  Push the switch (10) downwards to activate the seat cooling.  Push the switch (10) to the center position to deactivate the seat cooling. d12020015a NOTE The maximum temperature is predefined. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 62: Armrest Adjustment
 Move the armrest console (2) up- wards/downwards and forwards/backwards until the arm rest pad (3) is comfortably positioned and the hydraulic control levers can be easily reached.  Tighten the clamping screw (1). 1202 08102020-01 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 63: Seat Belt
(driver seated) and the electrical system switched on before the seat belt is fastened. Otherwise the truck will be restricted to the programmed speed. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 64 To free the belt, pull it strenuously until slight movement is detected, then release it slowly. This should unlock the belt and allow it to be withdrawn normally from the retractor housing. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 65: Swivel Seat (Optional Equipment)
The swivel mechanism is unlocked and allows the seat to be rotated to the right.  Allow the locking bolt to snap audibly into place.  Repeat the above procedure to return the seat to the straight-ahead position. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 66: Steering Column Adjustment
 If the truck is equipped with the option- al height adjustment, pull upward or push downward axially on the steering wheel until the desired height is reached.  Tighten the locking knob by turning it clock- wise. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 67: Standard Display Unit
10:30 on and off" for details of how to proceed. 03.03.2015 1045,0 NOTE The display saves the most recently displayed view and displays this again after the truck has been switched back on. Display_1503 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 68 30 seconds. The relevant text message can be displayed via the "Notifications" menu item in the Mal- functions and information menu (4). Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 69: Control Buttons
Activate the menu item (5) shown on the ● display (marked in red) 1045,0 Confirm entry ● Confirm the message ● NOTE Button tones are deactivated as default in the factory settings. They can be activated using the diagnostic program. Display_1007a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 70: Status Menu
Deviations may occur due to uneven ground, use of the truck on slopes, deflection in the mast and fork arms caused by heavy loads, tire wear or tire deflection. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 71: Favorites Menu
Deviations may occur due to uneven ground, use of the truck on slopes, deflection in the mast and fork arms caused by heavy loads, tire wear or tire deflection. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 72: Settings Menu
Setting the units  Press the button and then press the  button to select the "Units" (1) menu item.  Press the button. NOTE The "Units" symbol appears at the bottom left of the display. Display_1511 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 73 The "Date format" symbol appears at the bot- tom left of the display. Display_1513  Use the buttons to select the de-  sired date and hour format.  Press the button to confirm.  Push the back button Display_1514 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 74: Setting The Date
"Time" (1) menu item.  Press the button. NOTE The "Time" symbol appears at the bottom left of the display.  Use the or buttons to select the de- sired hour. Display_1517 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 75: Adjusting The Brightness
The brightness of the display is also regulated by a light sensor. This means that the display remains at a level of brightness comfortable for the human eye even under pronounced changes in lighting (e.g. when driving into the hall). Display_1520 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 76  ton to select the "Reset consumption aver- age" (1) menu item.  Press the button. NOTE The "Reset consumption" symbol appears at the bottom left of the display. Display_1523 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 77: Restore Factory Settings
 button to select the "Restore factory set- tings" (1) menu item.  Press the button. NOTE The "Restore factory settings" symbol appears at the bottom left of the display. Display_1526 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 78: System Information
 Press the button then press the but-  ton to select the "System information" (1) menu item.  Press the button. NOTE The "System information" symbol appears at the bottom left of the display. Display_1529 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 79  Press the button to confirm your selec- tion.  Push the back button For more information about this process, refer to the section entitled "Cleaning the radiator and checking the radiator for leak tightness". Display_1532 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 80: Driving Dynamics
 Press the button then press the but-  ton to select the "Speed limit" (1) menu item.  Press the button. NOTE The "Speed limit" symbol appears at the bot- tom left of the display. Display_1535 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 81  sired push button.  Press the button. NOTE The symbol indicating the selected push but- ton is displayed at the bottom left of the dis- play. Display_1538 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 82 Configuring the A★ Linde push button (optional equipment) Available functions (e.g. lighting) can be con-  figured via the A★ Linde push button:  Press the button and then press the button to select the "A★ Linde push but- ton configuration" (1) menu item.
Page 83 "Mast vertical" (1) function. Push the button then push the button to select the "Mast vertical" (28) menu item.  Press the button. NOTE The "Mast vertical" symbol appears at the bot- tom left of the display. Display_1541 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 84 NOTE The value for calibration is limited to ± 2°. After calibration has been completed, the  message "Calibration successful" (4) appears. NOTE If calibration was not successful, repeat.  Push the back button Display_1543 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 85: Malfunction And Information Menu
● "Red" means: critical malfunction or infor- ● mation "+" on the symbol (7) means: multiple mal- ● functions or items of information NOTE Invalid values or error values are displayed as "--". Display_1058a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 86: Premium Display Unit (Optional Equipment)
See the section entitled "Switching on and off " for details of how to proceed. km/h NOTE 10:30 The display saves the last displayed view and displays this again after the electrical system has been switched back on. Display_2504 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 87: "Service Interval" Indicator
Each subsequent time the truck is started on the same day, the message is displayed for 30 seconds. The relevant text message can be displayed via the "Notifications" menu item in the Mal- functions and information menu. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 88: Operating Controls
● equipment) Press and hold down the "Back" button to per- form the following action: Variant 1: Jump to the first position in the ● main menu Variant 2: Jump to the displays ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 89 Add the selected display, function or cam- ● era (special equipment) as a favorite in the display NOTE Button tones are deactivated by default in the factory settings. They can be activated using the diagnostic program. 1252 07212022-02 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 90: Displaying Favorites
 Select display (1) by turning the rotary-push button 10:30  Press the button. The context menu (2) for the favorites is opened.  Press the rotary-push button to confirm Display_2506 the "Lock" selection (3). Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 91  Select display (1) by turning the rotary-push km/h km/h button  Press the button. 10:30 The context menu (2) for the favorites is opened.  Turn the rotary-push button and press it Display_2508 to confirm the "Replace" selection (3). Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 92 "Temperatures" (6). 1045 The display (1) is replaced according to the selection. A confirmation message appears on the display unit. Display_2510 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 93: Removing A Favorite
Image (special equipment)" menu areas. Two of the same favorites cannot be displayed. Only one favorite can be saved to the "Cam- era Image (special equipment)" menu area if no other favorite (e.g. "Rear view camera") has been saved. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 94 "Save" selection (8). According to your selection, the display is saved as a favorite. A confirmation message appears on the display unit.  To return to the displays, press the but- ton twice. Display_2512 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 95: Editing Favorites
"System settings" selection (2). Display_2513 The first menu level "System settings" (2) is  opened.  Press the rotary-push button to confirm the "Edit Favorites" selection (3). 1045 Display_2514 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 96  Turn the rotary-push button to the de-  sired sequence.  Press the rotary-push button to confirm the desired sequence.  To return to the displays, press the but- 1045 ton three times. Display_2516 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 97 "Rear view camera" (1).  Briefly press the button. The context menu (2) for the favourites is 1045 opened. 0,0 °  Press the rotary-push button to confirm the "Fullscreen" selection (3). 10:30 Display_2518 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 98  Activating the camera fullscreen.  Turn the rotary-push button to the de- sired display, e.g. from "Rear view camera" to "Auto mode 1". The "Auto mode 1" fullscreen appears on the display. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 99: Display Menu
The first menu level "Display" (2) is opened.   Turn the rotary-push button according to the desired display, e.g. "Temperatures" 1045 (3).  Press the rotary-push button to confirm the "Temperatures" selection (3). 80 ºC 60 ºC 40 ºC Display_2521 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 100 Deviations may occur due to uneven ground, use of the truck on slopes, bends in the lift mast and fork arms caused by heavy loads, tire wear or the tire deflection. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 101: Functions Menu
The first menu level "Functions" (2) is opened.   Turn the rotary-push button according to the desired display, e.g. "Push button as- 1045 signment" (3).  Press the rotary-push button to confirm the "Push button assignment" selection (3). Display_2524 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 102 Lift limits − multiple (special equipment) ● Lowering limit − variable (special equip- ● ment) Push button assignment (special equip- ● Display_2525 ment) (Editing the assignment is done in the Truck Settings menu.) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 103: Camera Image Menu
The main menu (1) is opened.   Turn the rotary-push button to the rel- evant position and press it to confirm the 1045 "Camera image" selection (2). AUTO1 AUTO2 REAR FORK1 Display_2526 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 104 In "Auto mode 1", the cameras are switched ● on depending on the direction of travel. In "Auto mode 2", the cameras are switched ● on depending on the direction of travel and the lift height. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 105: Truck Settings Menu
1045  Turn the rotary-push button to the rel- evant position and press it to confirm the "Truck settings" selection (2). Display_2529 The first menu level "Truck settings" (2) is  opened. 1045 Display_2530 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 106 Setting the speed limit forward (optional equipment)  Turn the rotary-push button to the rel-  evant position and press it to confirm the 1045 "Speed limit forward" selection (1). 20,0 km/h 10,0 km/h Display_2533 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 107 The second menu level "Speed limit back-  ward" (1) is opened. 1045  Turn the rotary-push button to the rele- vant position and press it to confirm the de- sired driving speed. 10,0 km/h km/h Display_2536 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 108 Display_2538 Mast vertical  Turn the rotary-push button to the rel-  evant position and press it to confirm the 1045 "Mast vertical" selection (1). Display_2541 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 109 If calibration was not successful, repeat the procedure. Cleaning the radiator  Turn the rotary-push button to the rel-  evant position and press it to confirm the 1045 "Clean radiator" selection (1). Display_2543 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 110 The second menu level "Edit button assign-  ment" (1) is opened. 1045  Turn the rotary-push button to the rele- vant position and press it to confirm the de- sired push button. Display_2547 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 111 Function deactivated (4) (empty box) ● Automatic mode (5) ("auto") ● 1252 07222022-01 NOTE Not all of the configuration options can be se- lected, depending on the function.  Press the button to confirm the selection and configuration. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 112 For more information, refer to the section enti- AUTO AUTO tled "A★ button". 1252 07222022-02 Exiting the truck settings menu  To return to the displays, press the but- ton twice. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 113: System Settings Menu
 Turn the rotary-push button to the rel- evant position and press it to confirm the "System settings" selection (2). 1045 Display_2513 The first menu level "System settings" (2) is  opened. 1045 Display_2550 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 114: Setting The Language
"Language" selection (1). Display_2552 The second menu level "Language" (1) is  opened. 1045  Turn the rotary-push button to the rele- vant position and press it to confirm the de- sired language. Display_2553 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 115: Setting The Units
Display_2555 Setting the time/date  Turn the rotary-push button to the rel-  evant position and press it to confirm the 1045 "Time/date" selection (1). 10:30 12.07.2020 Display_2556 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 116: Setting The Display Brightness
"Brightness" selection (1). Display_2558 The second menu level "Brightness" (1) is  opened. 1045  Turn the rotary-push button to the rele- vant position and press it to confirm the de- sired brightness. Display_2559 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 117: Resetting The Trip Odometer
"Back" selection (cancel the process) or the 12,6 "Reset consumption" selection. Display_2568 Reset consumption average  Turn the rotary-push button to the rel-  evant position and press it to confirm the 1045 "Reset consumption average" selection (8). Display_2560 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 118: Restoring The Factory Settings
"Back" selection (cancel the process) or the "Reset consumption" selection. NOTE The "factory settings" are: Units: kg | km/h | km ● Date format: dd/mm/yyyy/24h ● Display_2563 Language: German ● Brightness: 4 ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 119 ● Serial number ● Licensing ● Display_2565 Battery ID  Turn the rotary-push button to the rel-  evant position and press it to confirm the 1045 "Battery ID" selection (1). ID ID Display_2566 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 120 "Back" selection (cancel the process) or the "Reset consumption" selection. Display_2565 Exiting the system settings menu  To return to the displays, press the but- ton twice. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 121: Malfunctions And Information Menu
NOTE If several messages are present, you can scroll through them by turning the rotary-push button  To return to the displays, push the but- ton two or three times. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 122: Soft Keys
(1) by turning the rotary-push but-  Press the rotary-push button  Select the required function by turning the  rotary-push button Example: Reducing the driving speed (2). 1045  Press the rotary-push button 0,0 ° 10:30 Display_2590 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 123 The LED (3) goes out and the symbol (4) is no longer displayed. In the example: The "Reduc- ing the driving speed" function is switched off.  To return to the displays, press the but- ton. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 124: Operation
When the parking brake is activated, the ● symbol (3) lights up in the status bar After a few seconds, the charge state of the ● drive battery can be read. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 125  Apply the parking brake as described in the "Parking brake" section of the "Brake sys- tem" chapter.  Turn the switch key (2) anti-clockwise to the zero position "0". The truck is switched off. The automatic brake is activated. x12520026 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 126: Access Control Systems (Optional Equipment)
The system will change from stand-by mode to log-in mode The two LED’s (2) and (3) will flash green alternately to confirm this.  Pass the card or fob over the face of the unit. 1202 08092020-03 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 127: Pin Code Access
Reset button (4). Restarting With both types of access systems, the truck may be restarted within a time delay. If the truck does not start properly the first time, the Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 128 (1) is returned to the off position and a time delay expires. Log-out will occur automat- ically after the time delay. This also applies to restarting after intentional shutdown. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 129: Driving - Dual Pedal Version
If this is done, the drive system will brake the truck to a standstill at the same rate as above, and then acceler- ate in the new direction. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 130 If stopping on an incline, the drive system will prevent roll-back until the parking brake auto- matically engages after the delay. The brake may be set sooner using the switch. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 131: Driving - Single Pedal Version
 Verify that the reverse direction symbol (5) appears in the display.  Carefully press the left-hand drive pedal (3). Control of speed and braking in reverse is the same as for forward motion. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 132 The drive system will prevent roll-back. If stopping on an incline, the drive system will prevent roll-back until the parking brake auto- matically engages after the delay. The brake may be set sooner using the switch. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 133: Travel Speed Reduction (Optional Equipment)
The reduction in the driving speed is disa- bled if the lift height falls below the preset lift Display_1076 height. The symbol (1) is no longer displayed. The reduction in the driving speed is switched off. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 134 (3). Switching on  Briefly push the push button (3). The LED (4) illuminates in green. The reduc- tion in the driving speed is switched on. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 135 Reflections on walls may also lead to a reduc- tion in the driving speed. If the distance between an object and the ra- dar sensor is less than 1 m, the function of the Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 136 SIGNAL POWER the signal strength of the radar beam. If no object is detected by the radar sensor, the yellow "Output" LEDs (6) and (9) light up. OUTPUT 2 OUTPUT 1 SIGNAL POWER d12020092 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 137  Either "On" (11) or "Off" (12) can be select-   Select "On" (11). 1045 The speed limit is switched on. 20,0 km/h 20,0 km/h Display_2089 The symbol (1) is displayed in the status bar  on the display unit. Display_1076 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 138: Switching Off
1045  Either "On" (11) or "Off" (12) can be select- 20,0 km/h  Select "Off" (12). The symbol (1) is no longer displayed. The 20,0 km/h speed limit is switched off. Display_2090 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 139: Steering System
 Turn the steering wheel clockwise to turn the truck to the right. Turn the steering wheel counter-clockwise to turn the truck to the left. d12020035 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 140: Braking
The brake pedal operates a separate isolated hydraulic circuit with a dedicated master cylinder. When the pedal is pressed, hydraulic pressure from Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 141: Parking Brake Operation
(for example to perform some brief action in close vicinity to the truck such as opening a gate, unhitch- ing a trailer, etc.), always apply the parking brake. Shut down the truck if making a longer stop. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 142: Emergency Stop Switch
To resume operation, release the drive pedal and switch the truck off. Pull the emergency stop button out and restart normally. For sin- gle pedal trucks, the directional lever must be moved to neutral before the truck will operate. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 143: Horn
Single-pedal trucks may have an optional foot- operated horn button (4) on the floor plate.  Press any of these horn buttons to sound 1252 07252022-07 the horn. 1202 08142020-01 rv02 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 144: Hydraulic Controls
(e.g. sideshifter, clamps etc.). In this case additional actuating levers (3, 4, 5) are provided.  Many different attachment types are possi- ble. Note the symbols on the lever decals. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 145 Moving the lever forward will then open the at- tachment. If the lever is not moved to open the attachment within this time, it will lock again. 1202 08062020-14 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 146: Fork Position Adjustment
Wiggle the fork slightly if necessary until the latch pin seats fully. 1313-08032008 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 147: Load Assistance System
To prevent the truck from tipping over, the overload protection intervenes in the lifting movement if the load is too great. The lifting movement is reduced or stopped regardless of the lift height and tilt angle. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 148 (between 1.80 m and 2.20 m). For duplex or triplex lift masts, the lifting and tilting limitation function is active above the first stage of the lift mast. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 149 (1) continues to flash. Display_1068  Leave the critical area by slowly tilting back- wards and lowering the load. The warning light for the assistance system (1) goes out.  Move the joystick to the neutral position. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 150 NOTE If the function fails, the driving speed is per- manently limited to the lowest value. Contact your service partner. Malfunctions Possible malfunctions are described in the "Malfunction displays" section. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 151: Tilt Memory (Optional Equipment)
 Press and hold the A4 button. The LED will turn yellow. Hold the button until an audi- ble tone is heard and the message "Value saved" appears in the display. The angle of tilt is now stored in the system memory. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 152 With this mode, the tilt memory system be- comes available for a single use by pressing the A4 button. Once the reference angle is reached, the system will deactivate. The A4 button must be pressed again for any subse- quent use. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 153  If tilting past the stored reference angle be- comes necessary, press the A4 button to turn the system off. The mast will now tilt through its entire mechanical range. Permanent Use Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 154 Operation Operation With this mode, the tilt memory system is ac- tive whenever the truck is on. The mast will always stop at the pre-set reference angle during tilting. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 155: Load Weight Indication (Optional Equipment)
Before the measurement, the load must be ● lowered by 4 inches (10 cm). The raised load must be stationary ● NOTE Reliable display of the load weight cannot be guaranteed for light loads of less than 220 lbs (100 kg). Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 156 The zero value is saved. In addition, the buz- zer sounds. The load weight indicator shows a value of Display_1059a 0 kg The zero value remains saved even when the truck is switched off and switched back on. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 157 1252 07272022-02 The load weight indicator shows a value of 0 kg The zero value remains saved even when the 1045 truck is switched off and switched back on. 0,0 ° km/h km/h 10:30 Display_2095 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 158: Fork Wear Protection (Optional Equipment)
The fork wear protection system is a convenience feature only. It does not relieve the operator of the responsibility to ensure fork position is correct for any given task. Always ensure fork position is correct for any given task. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 159 The system will then remain off until turned on again with the F2 button. Permanently Active If the truck is programmed with this mode, the carriage cannot be lowered below the level determined by the mast switch. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 160: Hydraulic Depressurization System (Optional Equipment)
Repeat the movement several times.  To restore hydraulic function, turn the key off and then start the engine normally. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 161: Quick-Disconnect Couplings For Auxiliary Hydraulics (Optional Equipment)
 Install the protective caps onto the loose d3931413 couplings. Reconnection  Thoroughly clean the couplings and remove the protective caps (4).  Pull back the collar (2) and push the fitting onto the plug (3).  Secure the protective caps. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 162: A★ Button (Optional Equipment)
Front/rear LED light stripes ● Rotating beacon ● Flashing beacon ● BlueSpot ● TruckSpot ● Warning lines ● Windscreen wiper functions ● Roof panel wiper ● Reducing the driving speed ● Lift limits − basic ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 163 Operation Operation Lowering limitation − basic ● Tilt angle preselection − basic ● Forks wear protection ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 164: Lighting (Optional Equipment)
Observe the switch symbols. The truck is available with the following types of lighting options: Work lights ● LED light strips ● Floor spot lights ● Interior lighting ● Road lights ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 165 Auto - LED appears yellow; work lights ● Pos 1/2 switch on depending on drive direction 1202 08062020-01 Off - LED off; work lights off ● Pos 3/4 Pos 5/6 Pos 7/8 Pos 1/2 1202 08062020-02 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 166 On - LED appears green; light strips are ● switched on 1202 08062020-03 Auto - LED appears yellow; light strips ● switch on depending on drive direction Off - LED off; light strips off ● 1202 08062020-04 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 167 On - LED appears green; floor spot light is ● switched on Auto - LED appears yellow; floor spot light ● switches on depending on drive direction Off - LED off; floor spot light is off ● 1202 08062020-06 1202 08062020-07 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 168 In this last case, the light will come on when the door is opened and dim when the door is closed. 1202 08062020-08 1202 08062020-09 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 169: Road Lights
Switch positions (6) and (7) will engage the left or right turn signal respectively. The turn signal indicator will flash in the display. 1252 07262022-03 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 170: Cabin (Optional Equipment)
(3).  Open the cab door outwards. Closing the right-hand cab door  From the outside, close the cab door all the way to the point that the lock engages. t12020038 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 171 WARNING Risk of injury from glass. Shield eyes when using the emergency hammer. Proceed carefully afterwards to avoid laceration from glass remnants. d12020065a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 172: Wiper/Washer System (Optional Equipment)
(5). The LED (6) will appear yellow. The default speed level will au- tomatically be active whenever the system is turned on. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 173 (1). The roof glass washer is activated by pressing and holding the button (3). For either system, the washer pump will operate as long as the button is held up to a maximum of 20 seconds. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 174: Heating And Air Conditioning (Optional Equipment)
(not shown) and direct their fins towards the windows. NOTE To prevent a musty odor from developing, run the blower for ten minutes after switching off the air conditioning to dry any water remaining on the evaporator. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 175: Fan (Optional Equipment)
A cooling fan (1) for the operator is available as an option. The standard location for the fan is the front right-hand leg of the overhead guard. Use toggle switch (2) to turn the fan on or off. d12020137 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 176: Sockets (Optional Equipment)
 If equipped, the USB socket (2) will be instal- led in the compartment of the armrest console. The following power outputs are protected: Nominal voltage: 5 V ● Current strength: maximum 1.5 A ● d12020111a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 177: Towing Loads
En- sure that the towing pin engages its lower bore.  Push down on the handle and turn to lock it into position.  Reverse the above procedure to uncouple loads from the truck. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 178: Battery Operations
The battery is fully charged when all nine illuminated fields (6) light up light blue and the illuminated field (7) 10:30 lights up dark red. As the battery discharges, the illuminated fields go out. Display_2580 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 179: Opening And Closing The Battery Cover
 Push the battery cover against the pressure of the support struts and push it closed until the locking lever engages with an audible click.  Ensure the battery cover is securely locked in the closed position. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 180: External Battery Charging - Side
 Open the battery door.  Remove the battery plug (1) from the con- necting socket (2).  Attach the connector plug of the external battery charger to the battery plug.  Switch on the battery charger. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 181  When charging is complete, switch off the charger and unplug it from the wall outlet.  Disconnect the battery plug from the charg- er and reconnect it to the truck. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 182: External Battery Charging - Rear (Optional Equipment)
 Lift the battery plug in the rear compartment up into position if necessary.  Attach the connector plug of the external battery charger to the battery plug.  Switch on the battery charger.  Press the button (1) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 183  When charging is complete, switch off the charger and unplug it from the wall outlet.  Press the button (1) to begin the fan run-on period.  Disconnect the battery plug from the charg-  Close the rear cover. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 184  When charging is complete, switch off the charger and unplug it from the wall outlet.  Disconnect the battery plug from the charg-  Close the rear cover. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 185: Changing The Battery
 Open the battery cover.  Pull the battery plug (2) out of the battery socket (3). Ensure that the battery cable is secure and will not become entangled or damaged during battery removal. x12520063 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 186: Installing The Battery
 Position the battery cable on top of the battery securely so that it will not become pinched or damaged during installation. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 187  Plug the battery plug into the battery con- nector socket.  Close the battery door.  Close the battery cover.  Pull out the emergency stop button and the truck is ready for service. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 188: Additional Procedures
Do not unscrew the stud more than two complete turns.  After the carriage has lowered to the de- sired position, screw the threaded stud (2) back in clockwise and tighten to 11.1 ft-lb Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 189: Tilt Sensor Override
 Move the tilt lever in the desired direction. The tilt function will operate for one second. Repeat this motion as many times as nec- essary until the mast is at the desired angle. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 190: Towing The Truck
If necessary, remove the forks.  Attach the towing vehicle (ensure sufficient tractive power and braking force) to the tow- ing pin of the truck using a towing bar. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 191 Leave the parking brake switch in the off posi- tion until the brake circuit is restored. An error message may occur when the seat switch is activated due to the solenoid disconnection. It can be ignored.  Tow the truck. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 192  The pressure may be adjusted to 17 bar if necessary with the threaded stud (1). Turn- ing it clockwise will increase the pressure by 0.4 bar with each 1/4 turn. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 193 The forklift truck must not be driven if the brake sys- tem is defective or not fully restored. Always confirm correct operation of the brake after restoring braking at the brake valve. The truck must not be driven until proper braking ability is confirmed. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 194: Loading/Transportation
The truck has four slots in the underside of the chassis for use with lashing straps that have hooks at their ends. These slots are used with method 1 below. If straps with hooks are not available, method 2 may be used. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 195  For trucks with the optional raised driver's compartment, also insert the lashing straps (9) and (10) into the holding fixtures at a right angle to the truck. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 196 28 inches and 32 inches (700 mm to 800 mm).  Ensure that all lashing straps or tie-downs are tight and securely attached to the trans- port vehicle.  Chock the wheels. d12020107a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 197 Ensure that the towing pin is fully inserted through both of its bores in the counterweight.  Ensure that all lashing straps or tie-downs are tight and securely attached to the trans- port vehicle.  Chock the wheels. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 198: Hoisting The Truck
Bent or damaged lifting eyes must be re- ● paired or replaced only by an authorised technician. Do not allow the lifting eyes to come into ● contact with aggressive chemicals, acids or their vapours. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 199 Do not hoist the truck if problems with a lifting eye are found. Have the lifting eyes repaired or replaced before hoisting the truck.  Adjust the lifting gear to the distances be- tween the lifting eyes on the truck. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 200  Slowly lift the truck and set it down again. d12020129 Servicing work on the lifting eyes Servicing work every 1000 operating hours but at least every 12 months:  Check the lifting eyes on the lift mast for wear. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 201 Operation Loading/transportation  Check that the lifting eyes on the counter- weight are secure and check for wear. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 202 Operation Loading/transportation Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 203: Maintenance
Maintenance...
Page 204: Personnel Qualifications
This does not the effectiveness of the protective equipment require training as described above. according to established principles for testing forklift trucks. Any evaluation of safety must Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 205: Cleaning
 Place a collection vessel under the mast. Lift chains on trucks used in the food industry must be lubricated with an oil approved for the  Clean lift chains with a paraffin derivative food industry. such as petroleum ether. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 206: Cleaning Fans And Heat Sinks
Observe the information regarding the use of consumables. Cleaning the fans for the power mod- ules of the traction motors The fans for cooling the power modules of the traction motors are located on the air duct Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 207 "battery charging at the rear" or "integrated charger". "Active ventilation" fan for battery charging at the rear. "Active ventilation" fan for the integrated charger.  Open the rear cover.  Clean the fan with compressed air and/or cold cleaning solvent. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 208: Operator Inspection And Maintenance
Operator Inspection and Maintenance Daily Inspection Overview The following inspection tasks in this section cations not manufactured by Linde. Refer to should be carried out by the operator or desig- the respective manufacturer's documentation nated service personnel before each shift or at for maintenance information pertaining to such least daily.
Page 209: Daily Inspection Checklist
Place a “Do Not Operate” tag on the truck, remove the key and alert your supervisor. The Truck may not be placed back into service until necessary repairs are made. F284 04-2013 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 210: Check For Fluid Leakage
Check the steering axle Check for any debris entangled or wrapped around the steer wheels and remove it. Check the steering cylinder for leakage at its seals and fittings. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 211: Check Hydraulic Oil Level
Hydraulic oil is flammable. Do not allow hydraulic oil to contact hot engine com- ponents. Use care when adding oil to avoid spilling.  Reinstall the dipstick when finished and tighten the breather cap. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 212: Check Wheels And Tires
Wheel Fasteners Check wheel mounting hardware for loose- ness. This is especially important if a wheel has recently been removed and reinstalled for repairs, replacement, or any other reason. Have any loose wheel mounting hardware Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 213: Fastener Torque
10 hours thereafter until no further loosening is detected. Fastener torque Front wheels 314 ft-lbs (425 Nm) Rear wheels 314 ft-lbs (425 Nm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 214: Check Coolant Level (X Models Only)
An anti-stat- ic strap may also be installed on trucks that operate in certain applications regardless of tires. If equipped, inspect the anti-static strap Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 215: Check Decal Condition
Check control lever bellows Inspect the flexible bellows on each hydraulic control lever for correct position and condition. Torn or otherwise damaged bellows must be replaced. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 216: Operational Checks
● (operate through complete range of motion) CAUTION Excessive noise during hydraulic function operation indicates low hydraulic fluid. This condition must be checked and corrected imme- diately to avoid damage to the hydraulic pump. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 217: Routine Lubrication And Inspection
Intervals given here- in for specific items however must not be ex- ceeded in any case. Your Linde dealer will be able to provide application-specific interval recommendations if required. Cleaning the Radiator (X models ...
Page 218 "Start" (4).  Select "Start" (4). The "Radiator cleaning active" message ap- pears on the display unit. The fan is activated and runs for three minutes at maximum speed. Display_1080a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 219  Blow out the radiator fins (1) from the coun- terweight side using compressed air.  If necessary, spray the radiator fins with a commercially available cold cleaning Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 220  Select "Stop" (cancel the process) (10). The "Radiator cleaning cancelled" message appears on the display unit. The symbol (5) is no longer displayed in the status bar. Display_1082a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 221: After Cleaning
Check the steering cylinder for leakage at its seals and fittings. Clean the steering axle thoroughly. Lubricate the tie rod bearings and stub axle bearings at their grease fittings. Frequency of tie rod and axle bearing lubrication will Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 222: Maintenance
Driver’s seat guide rails ● Hood hinge pins and latch ● Battery door hinges and latch ● Windshield wiper bearings (if equipped) ● Cabin door latches and hinges (if equipped) ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 223: Check Hvac System (Optional Equipment)
 Remove the filter (2) and clean or replace.   Reinstall the filter. t12020036 Maintaining the Air Conditioning The following maintenance work must be car- ried out at the beginning, middle and end of a season: Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 224 Oth- erwise, the fins will be damaged and impair the air flow.  Check the belt tension on the compressor and check the condition of the belt. t12020037 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 225: Check Brake Oil Level
Do not use automotive (DOT) brake fluid or hydraulic oil in the master cylinder. Use of any fluid other than that specified in the Fluid and Lubricants section will damage the service brake system. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 226: Check And Lubricate Lift Chains
 Measure protrusion of carriage roller (1) rel- ative to inner upright (2).  On triple masts, also measure protrusion of inner upright roller (3) relative to intermedi- ate upright (4). Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 227: Lift Chain Lubrication
Lift chains on trucks used in the food industry must be lubricated with an oil approved for the food industry.  Apply Linde chain spray to each chain and guide surfaces. This should be done every 100 hours or as necessary to maintain a light film of lubricant on the chains at all times.
Page 228: Lubricating The Sideshifter (Optional Equipment)
 Open the filler cap (1) on the filler neck (2).  Top up with washer fluid until the washer fluid is visible in the filling opening.  Close the filler cap.  Close the hood. t12020031a Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 229: Scheduled Maintenance
(based on years in service) listed at documentation for maintenance requirements. the top of each chart. All lubrication and service intervals must be reduced for dusty conditions, large tempera- ture fluctuations or intensive use. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 230: Scheduled Maintenance Chart
Check the filter for the circulating pump on the integrated charger Check the axle load sensor Check the load pressure sensor Check the lift height sensor Cooling System for Power Modules (X models only) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 231 Check that lift cylinders, lifting chain, chain rollers and end stops are securely attached and working correctly Clean and adjust the lifting chain, and apply chain spray Check the fork arms and fork arm locking devices Check and lubricate the sideshift Check and lubricate the fork positioner Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 232 Hydraulics Replace all filters in the hydraulic system Change the oil in the hydraulic system Final tasks (After each service interval) Carry out a functional test, including a test drive Attach the service sticker Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 233: Fluids And Lubricants
Use of any fluid other than that specified above will Use only oils meeting the above specifications. damage the service brake system. Bio-hydraulic oil Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 234: Lubricating Grease
Use a high-quality commercially availa- If potable water is not available, distilled water ble penetrating chain spray specifically must be used. intended for forklift mast chains. Chains may also be lubricated with SAE 30 mo- tor oil. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 235: Troubleshooting
Control unit for the armrest (KAE)/key switch ing function (KMC) (terminal 30) (F6), 15 A (terminal 30) (F8), 5 A Control unit for basic functions (KBC) (termi- Control unit for the traction function/operat- nal 30) (F7), 15 A ing function (KMC) (F26), 10 A Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 236 The two main current fuses for the traction motors and the pump motor are located on the main contactor. Assignment of the current circuits: 1F1 fuse for KPC traction motors, 355 A ● 2F1 Fuse for KPC pump motor, 250 A ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 237 Fuse (2) for the operating unit for the heat- ● t12020015 ing system (9F16), 5 A; or the operating unit for the air conditioning (9F16), 15 A Fuse (3) for condenser fan 2 (9F18), 15 A ● Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 238: Diagnostic Connector
To use a laptop computer, a diagnostic cable must be connected from the computer to the diagnostic connector. NOTE The engine diagnostic connector (2) is acces- sible once the cover (3) for the electrical sys- t12020016 tem has been removed. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 239: Lithium-Ion Battery: Diagnostic Connector
The diagnostic connector (1) can be used to enter and read out battery data with a laptop and the diagnostic program. e3871622 NOTE After completing diagnostics, always screw the cap onto the diagnostic connector (1) to prevent moisture intrusion. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 240: Fault Indicator Lights
- The error code is stored in the "Malfunctions and information" menu (6). Contact authorized service personnel. - The truck moves at creep speed or is at a standstill. Malfunctions and Information menu (6): Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 241 - Lights up when there is an electrical fault. - The error code is stored in the "Malfunctions and information" menu. Contact authorized service personnel. - The truck moves at creep speed or is at a standstill. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 242: Lithium-Ion Battery: Power Reduction Vibration Fault
In the event of exceptionally strong vibration of the truck, the power may become reduced. Normal operation can be restored by shutting off and restarting the truck. NOTE If the error persists, contact your service part- ner. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 243: Troubleshooting Chart - Hydraulic System
See "Hydraulic oil too hot; temperature warning Hydraulic oil temperature too high. is displayed". Have the brake valve inspected and repaired Defective brake valve. by authorized service personnel. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 244 Binding at lift cylinders. Cylinders show friction Have the cylinders inspected and repaired by marks. authorized service personnel. Have the mast inspected and repaired by au- Binding or damage in mast components. thorized service personnel. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 245: Specifications
Specifications...
Page 246: Specifications
Specifications Specifications Specifications 1252 07272022-01 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 247 6600 lbs (3000 kg) Beverage 24 in (nominal) (600 Load center of gravity (c) All models E20H/600 16.6 in (420.4 mm) E25L E25H/600 Load distance (x) E25HL/600 17.9 in (455.5 mm) X20/600 E30L 17.7 in (448.5 mm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 248 All models pneumatic) 23x9-10 E20H/600 23x9-10 23x9-10 23x9-10 E25H/600 E25L 23x9-10 E25HL/600 23x9-10 23x9-10 E30H/600 23x10-12 Tire size, front E30L 23x9-10 E30HL/600 23x10-12 E35L 315/45-12 E35HL 315/45-12 E30HL/600 Bev 315/45-12 X20/600 27x10–12 27x10–12 27x10–12 28x12.5–15 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 249 200/50-10 Tire size, rear E30L 200/50-10 E30HL/600 200/50-10 E35L 200/50-10 E35HL 200/50-10 E30HL/600 Bev 200/50-10 X20/600 6.50-10 6.50-10 23x9-10 23x9-10 Number of wheels, front / rear (x = driven) All models 2x / 2 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 250 All models See mast heights tables Free lift (h All models See mast heights tables Lift (h All models See mast heights tables Height with mast extended (h All models See mast heights tables Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 251 49.6 in (1260 mm) E35L 43.4 in (1102 mm) E35HL 49.6 in (1260 mm) E30HL/600 Bev 63.4 in (1610 mm) X20/600 45.5 in (1156 mm) 45.5 in (1156 mm) 45.7 in (1162 mm) 45.7 in (1162 mm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 252 139.1 in (3533 mm) E35L 141.4 in (3591 mm) E35HL 139.1 in (3533 mm) E30HL/600 Bev 139.1 in (3533 mm) X20/600 144.6 in (3671 mm) 144.6 in (3671 mm) 145.9 in (3704 mm) 146.1 in (3709 mm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 253 53 in (1346 mm) / - E30HL/600 Bev 49 in (1244 mm) / - X20/600 49.5 in (1256 mm) / - 49.5 in (1256 mm) / - 49.5 in (1256 mm) / - 53.4 in (1356 mm) / - Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 254 1.8 x 3.9 x 39.4 in (45 x 100 x 1000 mm) 1.8 x 3.9 x 39.4 in (45 x 100 x 1000 mm) 2.0 x 4.7 x 39.4 in (50 x 120 x 1000 mm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 255 4.6 in (118 mm) E35L 4.7 in (120 mm) E35HL 4.7 in (120 mm) E30HL/600 Bev 4.6 in (118 mm) X20/600 4.6 in (119 mm) 4.6 in (119 mm) 4.6 in (117 mm) 4.8 in (124 mm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 256 155.7 in (3955 mm) E35L 158 in (4013 mm) E35HL 155.7 in (3955 mm) E30HL/600 Bev 155.7 in (3955 mm) X20/600 166.5 in (4230 mm) 166.5 in (4230 mm) 167.9 in (4265 mm) 168.1 in (4270 mm) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 257 25.8 in (655 mm) X30 and X35 26.3 in (668 mm) Performance data E20H/600 E25H/600 E25L E25HL/600 12.4/12.4 mph (20/20 km/h) E30H/600 Driving speed with/without load E30L E35L E35HL E30HL/600 Bev X20/600 13.7/13.7 mph (22/22 km/h) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 258 76.7/106.3 ft/min E35HL (0.39/0.54 m/s) 78.7/106.3 ft/min E30HL/600 Bev (0.40 /0.54 m/s) 110.2/114.2 ft/min X20/600 (0.56/0.58 m/s) 112.2/114.2 ft/min (0.57/0.58 m/s) 112.2/114.2 ft/min (0.57/0.58 m/s) 112.2/114.2 ft/min (0.57/0.58 m/s) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 259 114.2/112.2 ft/min (0.58/0.57 m/s) 114.2/112.2 ft/min (0.58/0.57 m/s) E20H/600 E25H/600 E25L E25HL/600 1,506 / 1,506 lbs Pulling force with / without load (6,700 / 6,700 N) E30H/600 E30L E30HL/600 E35L E35HL E30HL/600 Bev Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 260 E30L 17.60 / 26.70 E30HL/600 17.60 / 23.60 E35L 17.60 / 23.60 E35HL 17.60 / 22.40 E30HL/600 Bev 17.60 / 22.60 X20/600 22.20 / 33.20 20.50 / 33.20 18.30 / 31.20 17.60 / 27.20 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 261 5.50 / 4.70 E35L 5.60 / 4.70 E35HL 5.60 / 4.70 E30HL/600 Bev 5.50 / 4.80 X20/600 4.80 / 4.30 4.90 / 4.30 5.10 / 4.30 5.30 / 4.40 Service brake All models Hydraulic/mechanical Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 262 E30HL/600 Bev X20/600 16.6 hp (12.4 kW) E20H/600 E25H/600 E25L E25HL/600 22.8 hp (17.0 kW) E30H/600 E30L Lift motor, power rating at S3: 15% E30HL/600 E35L E35HL E30HL/600 Bev X20/600 26.8 hp (20.0 kW) Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 263: Mast Heights
91.0 in 183.1 in 5 deg / 135.0 in (3430 mm) (2312 mm) (4650 mm) 8 deg 102.8 in 206.7 in 5 deg / 158.7 in (4030 mm) (2612 mm) (5250 mm) 8 deg Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 264 92.5 in 185.6 in 5 deg / 137.6 in (3495 mm) (2349 mm) (4715 mm) 8 deg 104.2 in 209.2 in 5 deg / 161.2 in (4095 mm) (2649 mm) (5315 mm) 8 deg Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 265 Note 1. Since forks must be raised slightly to travel and there is no free-lift on a simple mast, this value will increase slightly for travel. Note 2. Other tilt angles are available as options. Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 266 Specifications Mast Heights Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 267 Capacities, fluids and lubricants..soft keys..... . . 112 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 268 ....refrigerant capacity....223 refrigerant specifications... 224 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 269 119, 121 until the next service... . . Editing favorites....85, 104 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 270 Towing loads with the truck... 167 Configuring the A★ Linde push button. 72 Towing the truck....
Page 271 ..... Wiper/washer system (option)..162 torque specification....202 Operating Instructions - 1252 series 12528011540 US - 08/2022 - 02...
Page 274 KION North America Corporation 1252 series 12528011540 US - 08/2022 - 02...

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