LGMG SR2669D Operation And Safety Manual
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LGMG SR2669D Operation And Safety Manual

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LGMG North America Inc.
Operation and Safety Manual
SR2669D/SR3369D/SR4069D/SR3390D/
SR4390D/SR5390D
Rough Terrain
Mobile Elevating Work Platform
ANSI
△
WARNING
!
Before operation and maintenance, the
drivers and service personnel shall
always read and thoroughly understand
all information in this manual. Failure to
do so may result in, fatal accidents or
personal injury.
This manual must be kept with this
machine at all times.

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  • Page 1 LGMG North America Inc. Operation and Safety Manual SR2669D/SR3369D/SR4069D/SR3390D/ SR4390D/SR5390D Rough Terrain Mobile Elevating Work Platform ANSI △ WARNING Before operation and maintenance, the drivers and service personnel shall always read and thoroughly understand all information in this manual. Failure to do so may result in, fatal accidents or personal injury.
  • Page 2 This page left blank intentionally...

  • Page 3: Table Of Contents

    LGMG North America Inc. Operation and Safety Manual Contents Contents ....................... I Chapter 1 Safety ..................1 1.1Danger ....................3 1.2 No Operation Except Following Cases ..........3 1.3 Classification of Hazards ..............3 1.4 Intended Purpose ................3 1.5 Safety Sign Maintenance ..............3 1.6 Risk of Electric Shock ...............
  • Page 4 LGMG North America Inc. Operation and Safety Manual 8.2 Basic Principles ................105 8.3 Functional Test ................105 8.4 Test on the Ground Control Station ..........105 8.5 Platform Control Station Test ............106 8.6 Tilt Sensor Operation Test ............. 107 8.7 Upper Limit Switch and Outriggers (If Equipped) Test ....
  • Page 5 Operation and Safety Manual Foreword Thank you for choosing to use this Mobile Elevating Work Platform from LGMG North America. This machine is designed according to A92.20-2021.The information specified in this manual is intended for the safe and proper operation of this machine for its’ intended purpose.
  • Page 6 Always ensure the safety of all personnel and protect the machine against any damage. If unable to confirm the safety of some operations, contact LGMG North America. The operation & maintenance prevention measures listed in this manual are only applicable to the specified uses of this machine.

  • Page 7: Chapter 1 Safety

    LGMG North America Inc. Operation and Safety Manual Chapter 1 Safety...
  • Page 8 LGMG North America Inc. Operation and Safety Manual...

  • Page 9: Danger

    LGMG North America Inc. Operation and Safety Manual 1.1Danger Failure to disobey the instructions and safety rules in this manual may cause death or serious injuries. Red: Signifies dangerous situations. If 1.2 No Operation Except not avoided, will result in personal Following Cases death or severe injury.

  • Page 10: Risk Of Electric Shock

    LGMG North America Inc. Operation and Safety Manual may damage the material of the safety and flat level ground. label. 1.6 Risk of Electric Shock This machine is not insulated and is not provided with electrical shock protection when it comes into contact with or near electrical wire.

  • Page 11: Crushing Hazards

    LGMG North America Inc. Operation and Safety Manual Do not drive in high-speed descending any platform or install additional equipment for slope. placing tools or other materials on platforms, pedals or guardrails, which will increase 10) Do not use the platform control station to platform weight and surface area or load.

  • Page 12: Falling Hazards

    LGMG North America Inc. Operation and Safety Manual Shut the platform door before operation. Do not operate the machine if the guard rail 35% (19.3゜) is not correctly installed. Maximum rated value of slope in Do not enter or exit the platform unless the folding position.

  • Page 13: Hazard Of Component Damage

    LGMG North America Inc. Operation and Safety Manual check before each shift. Attach a tag on a damaged malfunctioning machine immediately and stop all operation. Be sure to perform all maintenance and operation according to the instructions in this manual.

  • Page 14: Tilting Hazard

    LGMG North America Inc. Operation and Safety Manual  When there are protrusions, explosive gas. Do not touch the battery terminal or the obstacles or debris on the ground; cables with any tool that may cause a  On the inclined surface;...
  • Page 15 LGMG North America Inc. Operation and Safety Manual Drive wheel Maximum static load-6km/h load Model （Kg/lbs） （Kg/lbs） SR2669D 2060/4542 3000/6614 SR3369D 2060/4542 3000/6614 SR4069D 2060/4542 3000/6614 SR3390D 4135/9116 4650/10251 SR4390D 4135/9116 4650/10251 SR5390D 4135/9116 4650/10251...
  • Page 16 LGMG North America Inc. Operation and Safety Manual...

  • Page 17: Chapter 2 Machine Nomenclature

    LGMG North America Inc. Operation and Safety Manual Chapter 2 Machine Nomenclature...
  • Page 18 LGMG North America Inc. Operation and Safety Manual...
  • Page 19 LGMG North America Inc. Operation and Safety Manual SR2669D/SR3369D/SR4069D Name Name Platform Extension Locking Steering Wheel Handle Platform Guard Rails Hydraulic Oil Tank Extension Platform Fuel Tank Document Box Non-Steering Wheel Platform Control Station Outrigger(If Equipped) Lanyard Anchorage Points Ladder...
  • Page 20 LGMG North America Inc. Operation and Safety Manual SR3390D/SR4390D/SR5390D Name Name Platform Extension Locking Steering Wheel Handle Platform Guard Rails Hydraulic Oil Tank Extension Platform Fuel Tank Document Box Non-Steering Wheel Platform Control Station Outrigger Foot Pad(If Equipped) Lanyard Anchorage Points...

  • Page 21: Chapter 3 Decals And Warning Labels

    LGMG North America Inc. Operation and Safety Manual Chapter 3 Decals and Warning Labels...
  • Page 22 LGMG North America Inc. Operation and Safety Manual...
  • Page 23 LGMG North America Inc. Operation and Safety Manual SR2669D/SR3369D/SR4069D Decals Diagram...
  • Page 24 LGMG North America Inc. Operation and Safety Manual SR2669D/SR3369D/SR4069D Decals Code Name Code Name Company Logo Safety Rules Description Sign Model Identification Arrow Indication Sign Forklift Safety Arm Sign Notices Sign Stay Away From Machine Sign Lanyard Anchorage Point Direction Indicator Sign...
  • Page 25 LGMG North America Inc. Operation and Safety Manual SR2669D/SR3369D/SR4069D Decals...
  • Page 26 LGMG North America Inc. Operation and Safety Manual SR2669D/SR3369D/SR4069D Decals...
  • Page 27 LGMG North America Inc. Operation and Safety Manual SR3390D/SR4390D/SR5390D Decals Diagram...
  • Page 28 LGMG North America Inc. Operation and Safety Manual SR3390D/SR4390D/SR5390D Decals List Code Name Code Name Company Logo Safety Rules Description Sign Model Identification Arrow Indication Sign Forklift Safety Arm Sign Notices Sign Stay Away From Machine Sign Lanyard Anchorage Point...
  • Page 29 LGMG North America Inc. Operation and Safety Manual SR3390D/SR4390D/SR5390D Decals...
  • Page 30 LGMG North America Inc. Operation and Safety Manual...

  • Page 31: Chapter 4 Specifications

    LGMG North America Inc. Operation and Safety Manual Chapter 4 Specifications...
  • Page 32 LGMG North America Inc. Operation and Safety Manual...
  • Page 33 LGMG North America Inc. Operation and Safety Manual SR2669D (S266900WNK4AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 680/1500 Ascending speed (s) 35±4 Load of extension platform 140/310 Descending speed (s) 30±4 (kg/lbs) Theoretical climbing ability Weight of whole machine...
  • Page 34 LGMG North America Inc. Operation and Safety Manual Item Specification/Content Driving reducer Output torque (N.m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear) Model Open system...
  • Page 35 LGMG North America Inc. Operation and Safety Manual The lowest temperature＜-30° C 15W-40 Working temperature:-20℃～40℃ Working temperature:-25℃～30℃ 10W-30 Engine oil(L/Gal) 3.5/0.92 API CH-4 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 53/14 ULSD Antifreeze 4/1.06 （L/Gal）...
  • Page 36 LGMG North America Inc. Operation and Safety Manual SR2669D (S266900WNK4AH2002) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 680/1500 Ascending speed (s) 35±4 Load of extension platform 140/310 Descending speed (s) 30±4 (kg/lbs) Theoretical climbing ability Weight of whole machine...
  • Page 37 LGMG North America Inc. Operation and Safety Manual Item Specification/Content Driving reducer Output torque (N*m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear) Model Open system...
  • Page 38 LGMG North America Inc. Operation and Safety Manual The lowest temperature＜-30° C 15W-40 Working temperature:-20℃～40℃ Working temperature:-25℃～30℃ 10W-30 Engine oil(L/Gal) 3.5/0.92 API CH-4 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 53/14 ULSD Antifreeze 4/1.06 （L/Gal）...
  • Page 39 LGMG North America Inc. Operation and Safety Manual SR2669D (S081800WSK3AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 680/1500 Ascending speed (s) 35±4 Load of extension platform 140/310 Descending speed (s) 30±4 (kg/lbs) Theoretical climbing ability Weight of whole machine...
  • Page 40 LGMG North America Inc. Operation and Safety Manual Drive System Item Specification/Content Driving reducer Output torque (N*m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear)
  • Page 41 LGMG North America Inc. Operation and Safety Manual -30° C＜The lowest temperature＜ 80W/90 -10° C The lowest temperature＜-30° C Working temperature:-20℃～40℃ SAE 15W-40 Working temperature:-25℃～30℃ SAE 10W-30 Engine oil Better than 2.5/0.66 (L/Gal) SL class Working temperature:-30℃～30℃ SAE 5W-30 Working temperature:-35℃～20℃...
  • Page 42 LGMG North America Inc. Operation and Safety Manual SR3369D (S336900WNK4AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 454/1000 Ascending speed (s) 39±4 Load of extension platform 140/310 Descending speed (s) 46±4 (kg/lbs) Weight of whole machine Theoretical climbing ability...
  • Page 43 LGMG North America Inc. Operation and Safety Manual Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure...
  • Page 44 LGMG North America Inc. Operation and Safety Manual 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel （L/Gal） 53/14 ULSD Antifreeze 4/1.06 （L/Gal）...
  • Page 45 LGMG North America Inc. Operation and Safety Manual SR3369D (S33690NKAH20) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 454/1000 Ascending speed (s) 39±4 Load of extension platform 140/310 Descending speed (s) 46±4 (kg/lbs) Weight of whole machine Theoretical climbing ability...
  • Page 46 LGMG North America Inc. Operation and Safety Manual Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure...
  • Page 47 LGMG North America Inc. Operation and Safety Manual 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel （L/Gal） 53/14 ULSD Antifreeze 4/1.06 （L/Gal）...
  • Page 48 LGMG North America Inc. Operation and Safety Manual SR3369D (S101800WSK3AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 454/1000 Ascending speed (s) 39±4 Load of extension platform 140/310 Descending speed (s) 46±4 (kg/lbs) Weight of whole machine Theoretical climbing ability...
  • Page 49 LGMG North America Inc. Operation and Safety Manual Driving reducer Output torque (N.m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear) Model Open system Pump displacement (ml/r)
  • Page 50 LGMG North America Inc. Operation and Safety Manual Working temperature:-20℃～40℃ SAE 15W-40 SAE 10W-30 Working temperature:-25℃～30℃ Engine oil Better than 2.5/0.66 (L/Gal) SL class Working temperature:-30℃～30℃ SAE 5W-30 Working temperature:-35℃～20℃ SAE 0W-20 Unleaded Gasoline gasoline with E10 53/14 (L/Gal) only...
  • Page 51 LGMG North America Inc. Operation and Safety Manual Specifications SR4069D (S406900WNK4AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 365/805 Ascending speed (s) 64±4 Load of extension platform 140/310 Descending speed (s) 55±4 (kg/lbs) Weight of whole machine...
  • Page 52 LGMG North America Inc. Operation and Safety Manual Drive System Item Specification/Content Driving reducer Output torque (N.m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear)
  • Page 53 LGMG North America Inc. Operation and Safety Manual -30° C＜The lowest temperature＜ 80W/90 -10° C The lowest temperature＜-30° C 15W-40 Working temperature:-20℃～40℃ 10W-30 Working temperature:-25℃～30℃ Engine oil 3.5/0.92 API CH-4 (L/Gal) Working temperature:-30℃～30℃ 5W-30 Working temperature:-35℃～20℃ 0W-20 Diesel （L/Gal） 53/14...
  • Page 54 LGMG North America Inc. Operation and Safety Manual Specifications SR4069D (S40690NKAH20) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 365/805 Ascending speed (s) 64±4 Load of extension platform 140/310 Descending speed (s) 55±4 (kg/lbs) Weight of whole machine...
  • Page 55 LGMG North America Inc. Operation and Safety Manual Drive System Item Specification/Content Driving reducer Output torque (N.m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear)
  • Page 56 LGMG North America Inc. Operation and Safety Manual -30° C＜The lowest temperature＜ 80W/90 -10° C The lowest temperature＜-30° C 15W-40 Working temperature:-20℃～40℃ 10W-30 Working temperature:-25℃～30℃ Engine oil 3.5/0.92 API CH-4 (L/Gal) Working temperature:-30℃～30℃ 5W-30 Working temperature:-35℃～20℃ 0W-20 Diesel （L/Gal） 53/14...
  • Page 57 LGMG North America Inc. Operation and Safety Manual Specifications SR4069D (S406900WSK3AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 365/805 Ascending speed (s) 61±4 Load of extension platform 140/310 Descending speed (s) 55±4 (kg/lbs) Weight of whole machine...
  • Page 58 LGMG North America Inc. Operation and Safety Manual Item Specification/Content Driving reducer Output torque (N.m) 3390 Hydraulic System Item Specification/Content Model Open system Pump displacement (ml/r) Driving Max working Pressure 21/3045 system (Mpa/psi) Motor displacement (ml/r) 375/25 (Front/Rear) Model Open system...
  • Page 59 LGMG North America Inc. Operation and Safety Manual The lowest temperature＜-30° C SAE 15W-40 Working temperature:-20℃～40℃ Working temperature:-25℃～30℃ SAE 10W-30 Engine oil Better than 2.5/0.66 (L/Gal) SL class SAE 5W-30 Working temperature:-30℃～30℃ SAE 0W-20 Working temperature:-35℃～20℃ Unleaded Gasoline gasoline with E10...
  • Page 60 LGMG North America Inc. Operation and Safety Manual Specifications SR3390D (S33900NDAH20) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 1100/2430 Ascending speed (s) 40±5 Load of extension platform 230/510 Descending speed (s) 45±5 (kg/lbs) Weight of whole machine...
  • Page 61 LGMG North America Inc. Operation and Safety Manual Hydraulic System Item Specification/Content Model Close system Pump displacement (ml/r) Driving Max working Pressure 28/4060 system (Mpa/psi) Motor displacement (ml/r) 38/38 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure...
  • Page 62 LGMG North America Inc. Operation and Safety Manual 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 100/26.4 ULSD Antifreeze 8.5/2.2 （L/Gal）...
  • Page 63 LGMG North America Inc. Operation and Safety Manual Specifications SR3390D (S339000WNK4AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 1100/2430 Ascending speed (s) 40±5 Load of extension platform 230/510 Descending speed (s) 45±5 (kg/lbs) Weight of whole machine...
  • Page 64 LGMG North America Inc. Operation and Safety Manual Hydraulic System Item Specification/Content Model Close system Pump displacement (ml/r) Driving Max working Pressure 28/4060 system (Mpa/psi) Motor displacement (ml/r) 38/38 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure...
  • Page 65 LGMG North America Inc. Operation and Safety Manual 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 100/26.4 ULSD Antifreeze 8.5/2.2 （L/Gal）...
  • Page 66 LGMG North America Inc. Operation and Safety Manual Specifications SR4390D (S43900NDAH20) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 910/2010 Ascending speed (s) 55±2 Load of extension platform 230/510 Descending speed (s) 55±2 (kg/lbs) Weight of whole machine...
  • Page 67 LGMG North America Inc. Operation and Safety Manual Item Specification/Content Model Close system Pump displacement (ml/r) Driving Max working Pressure 28/4060 system (Mpa/psi) Motor displacement (ml/r) 38/38 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure 20/2900...
  • Page 68 LGMG North America Inc. Operation and Safety Manual 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 100/26.4 ULSD Antifreeze 8.5/2.2 （L/Gal）...
  • Page 69 LGMG North America Inc. Operation and Safety Manual Specifications SR4390D (S439000WNK4AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 910/2010 Ascending speed (s) 55±2 Load of extension platform 230/510 Descending speed (s) 55±2 (kg/lbs) Weight of whole machine...
  • Page 70 LGMG North America Inc. Operation and Safety Manual Item Specification/Content Model Close system Pump displacement (ml/r) Driving Max working Pressure 28/4060 system (Mpa/psi) Motor displacement (ml/r) 38/38 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure 20/2900...
  • Page 71 LGMG North America Inc. Operation and Safety Manual 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 100/26.4 ULSD Antifreeze 8.5/2.2 （L/Gal）...
  • Page 72 LGMG North America Inc. Operation and Safety Manual Specifications SR5390D (S53900NDAH20) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 680/1500 Ascending speed (s) 55±2 Load of extension platform 230/510 Descending speed (s) 55±2 (kg/lbs) Weight of whole machine...
  • Page 73 LGMG North America Inc. Operation and Safety Manual Hydraulic System Item Specification/Content Model Close system Pump displacement (ml/r) Driving Max working Pressure 28/4060 system (Mpa/psi) Motor displacement (ml/r) 38/38 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure...
  • Page 74 LGMG North America Inc. Operation and Safety Manual 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 100/26.4 ULSD Antifreeze 8.5/2.2 （L/Gal）...
  • Page 75 LGMG North America Inc. Operation and Safety Manual Specifications SR5390D (S539000WNK4AH2000) Specifications Performance Specifications Item Parameters Item Parameters Rated load (kg/lbs) 680/1500 Ascending speed (s) 55±2 Load of extension platform 230/510 Descending speed (s) 55±2 (kg/lbs) Weight of whole machine...
  • Page 76 LGMG North America Inc. Operation and Safety Manual Hydraulic System Item Specification/Content Model Close system Pump displacement (ml/r) Driving Max working Pressure 28/4060 system (Mpa/psi) Motor displacement (ml/r) 38/38 (Front/Rear) Model Open system Pump displacement (ml/r) Functional Lifting Max working Pressure...
  • Page 77 LGMG North America Inc. Operation and Safety Manual 5W-30 Working temperature:-30℃～30℃ 0W-20 Working temperature:-35℃～20℃ Diesel（L/Gal） 100/26.4 ULSD Antifreeze 8.5/2.2 （L/Gal）...
  • Page 78 LGMG North America Inc. Operation and Safety Manual...

  • Page 79: Chapter 5 Control Station

    LGMG North America Inc. Operation and Safety Manual Chapter 5 Control Station...
  • Page 80 LGMG North America Inc. Operation and Safety Manual...

  • Page 81: Ground Control Station

    LGMG North America Inc. Operation and Safety Manual 5.1 Ground Control Station 5.1.1 Ground Control Station-SR2669D/SR3369D/SR4069D Name Operation function description The timer displays hours that the machine has been running. Timer(If equipped) The running time of machine can also be displayed by ground controller.
  • Page 82 LGMG North America Inc. Operation and Safety Manual LCD display Diesel models: Press this button to activate the Diesel models: Glow plug button glow plug. Lift button of platform Press this button to lift the platform. Enabling button with lift function Press this button to activate the lift function.
  • Page 83 LGMG North America Inc. Operation and Safety Manual 5.1.2 Ground Control Station-SR3390D/SR4390D/SR5390D Name Operation function description The timer displays hours that the machine has been running. Timer(If equipped) The running time of machine can also be displayed by ground controller.
  • Page 84 LGMG North America Inc. Operation and Safety Manual Water temperature indicator(If equipped) Engine oil pressure indicator(If equipped) Engine warning indicator(If equipped) Platform overload indicator(If equipped) Water in fuel indicator(If equipped) Circuit breaker Gasoline/LPG model: LPG operating Press this button to select LPG.
  • Page 85 LGMG North America Inc. Operation and Safety Manual 5.1.3 Ground Control Station-SR3390D/SR4390D/SR5390D Name Operation function description The timer displays hours that the machine has been running. Timer(If equipped) The running time of machine can also be displayed by ground controller.
  • Page 86 LGMG North America Inc. Operation and Safety Manual function descending function. Press this button to activate the emergency Standby auxiliary descending button lowering function. Descending button of platform Press this button to descend the platform. Circuit breaker Turn the key switch to the platform, and then Platform Control Station will run.

  • Page 87: Platform Control Station

    LGMG North America Inc. Operation and Safety Manual 5.2 Platform Control Station Name Operation function description Press and hold this button to activate the Functional enabling button of outrigger with indicator ascending/descending functions of single outrigger. Press and hold this button to activate the Automatic leveling button of outrigger automatic leveling function.
  • Page 88 LGMG North America Inc. Operation and Safety Manual For R90D series models equipped with EPA T4f engines: Do not operate the emergency shutdown button to stop the engine, unless in emergency situations. Other models: Push the red emergency shutdown button...
  • Page 89 LGMG North America Inc. Operation and Safety Manual EPA T4f engines: Press this button to start up or stop the engine. Other models: Press this button to start up the engine.

  • Page 90: Basic Operation

    LGMG North America Inc. Operation and Safety Manual Platform Lift 5.3 Basic Operation Start the engine in lower control mode; press the button for lift. The platform will lift or lower Basic Operation Principle depending upon the direction the switch is machine’s...
  • Page 91 LGMG North America Inc. Operation and Safety Manual switch is released or the control handle is returned to the neutral position,. Steering Press the driving function button. Press the enable button on Platform Control Station and the thumb rocker switch to the left or right, the vehicle will turn to the left or right.
  • Page 92 LGMG North America Inc. Operation and Safety Manual System fault diagnosis and fault code-SR69D/SR90D Display Error Description Solution code Main control system Ground Replace the Ground Control 0×01 Internal ECU Fault 0×01 Control Station Error Station Check the wiring, and replace the upper and lower control units 0×02 Platform ECU Fault...
  • Page 93 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code error upper control unit 0×1E Off Neutral lift Center lifting operating Check the handle and replace the 0×1E Joystick handle closing upper control unit 0×1F Platform Choke Sw...
  • Page 94 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code fault connection Check the circuit and replace the 0×34 Func Prop Coil Fault 0×34 Parallel valve coil fault solenoid valve Check the circuit and replace the 0×36 Up Coil Fault 0×36...
  • Page 95 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code valve coil fault solenoid valve 0×52 Right Front Otrg Coil Right front outrigger Check the circuit and replace the 0×52 solenoid valve fault solenoid valve 0×53 Right Rear Otrg Coil...
  • Page 96 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code Fault of the engine oil Check the connector, sensor and 0×68 OPSCD 0×68 pressure the engine maintenance manual. Engine air intake pressure Check the engine connector or 0×69 BPSCD...
  • Page 97 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code open failure sensor Check the engine connector or 0×7D ENGMCAS 0×7D Missing camshaft signal sensor Check the engine connector or 0×7E ENGMCRS 0×7E Missing crankshaft signal sensor...
  • Page 98 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code can receive frame tsc1ar Check the engine connector or 0×8F FRMMNGTSC1AR 0×8F sensor Data volume error can receive frame ttsc1de Check the engine connector or 0×90 FRMMNGTSC1DE 0×90...
  • Page 99 LGMG North America Inc. Operation and Safety Manual Display Error Description Solution code Check the connector, sensor and 0xA3 WATERTEMPHIGH 0×A3 Coolant temp too high the engine maintenance manual. Check the connector, sensor and 0xA4 WATERTEMPLOW 0×A4 Coolant temp too low the engine maintenance manual.
  • Page 100 LGMG North America Inc. Operation and Safety Manual...

  • Page 101: Chapter 6 Pre-Operation Check

    LGMG North America Inc. Operation and Safety Manual Chapter 6 Pre-Operation Check...
  • Page 102 LGMG North America Inc. Operation and Safety Manual...

  • Page 103: No Operation Except Following Cases

    LGMG North America Inc. Operation and Safety Manual 6.3 Check Before Operation 6.1 No Operation Except Ensure the manual is complete, legible and Following Cases stored in the document box on the platform. You have understood and practiced the Ensure all decals are clear, legible and principles about safe operation of the machine properly positioned.
  • Page 104 LGMG North America Inc. Operation and Safety Manual other key components are complete and all relevant fasteners and pins are in the correct position and tightened. Ensure that the guardrail has been installed, and guardrail bolts have been properly installed and tightened.

  • Page 105: Chapter 7 Workplace Check

    LGMG North America Inc. Operation and Safety Manual Chapter 7 Workplace Check...
  • Page 106 LGMG North America Inc. Operation and Safety Manual...

  • Page 107: No Operation Is Allowed Unless

    LGMG North America Inc. Operation and Safety Manual 7.1 No Operation Is Allowed Unless You have known and practiced the rules for safe operation of machine in the Operation Manual. Avoid dangerous situations. Always perform a pre-operation inspection. Check workplace.
  • Page 108 LGMG North America Inc. Operation and Safety Manual...

  • Page 109: Chapter 8 Functional Test

    LGMG North America Inc. Operation and Safety Manual Chapter 8 Functional Test...
  • Page 110 LGMG North America Inc. Operation and Safety Manual...

  • Page 111: No Operation Is Allowed Unless

    LGMG North America Inc. Operation and Safety Manual Result: The LCD screen will light up and show 8.1 No Operation Is Allowed SYSTEM READY. Unless Note: LCD reading display needs to be preheated before display under cold weather You have understood and practiced the conditions.

  • Page 112: Platform Control Station Test

    LGMG North America Inc. Operation and Safety Manual lowering button. face the steering end of the machine. Result: The platform shall lower. 1) Press the driving function button. Turn the key switch to the Platform Control 2) Press and hold the enabling switch on the Station and restart the engine.

  • Page 113: Tilt Sensor Operation Test

    LGMG North America Inc. Operation and Safety Manual Raise the platform. 8.7 Upper Limit Switch and Press and hold the enabling switch on the Outriggers (If Equipped) Test control handle. Raise the platform. Slowly move the control handle up to the full driving position.
  • Page 114 LGMG North America Inc. Operation and Safety Manual...

  • Page 115: Chapter 9 Operation Instructions

    LGMG North America Inc. Operation and Safety Manual Chapter 9 Operation Instructions...
  • Page 116 LGMG North America Inc. Operation and Safety Manual...

  • Page 117: No Operation Is Allowed Unless

    LGMG North America Inc. Operation and Safety Manual the machine. 9.1 No Operation Is Allowed 9.3 Emergency Stop Unless On the Ground Control Station or Platform You have understood and practiced the Control Station, push the red emergency principles about safe operation of the vehicle in stop button to "Off"...

  • Page 118: Operation From Ground

    LGMG North America Inc. Operation and Safety Manual Press the engine startup button. Start the engine. All models Adjustment of Platform Position If the primary startup time is no more than 5 - 10 Press the enabling button of lifting function.

  • Page 119: Drive On Slope

    LGMG North America Inc. Operation and Safety Manual 9.7 Drive on Slope Divide the tape measure distance (the Determine rated value and grade of slope and raised height) by the block length (travel) side slope of the machine. The rated value of and multiply by 100.

  • Page 120: Using Platform Control Station To Operate On The Ground

    LGMG North America Inc. Operation and Safety Manual until it is vertical. 9.10 Using Platform Control Lower the platform height until the safety Station to Operate on the arm contacts the axle sleeve completely. Ground 9.13 Auxiliary Descent (If Maintain a safe distance among operator, Equipped) machine and stationary objects.
  • Page 121 LGMG North America Inc. Operation and Safety Manual 3. Operate machine with the prompts: 1) Start the engine. 2) Press the OK button (3). 1. Shut down the machine, pull the emergency stop button (4) to the “ON” position, press and...

  • Page 122: Low Temperature Start Kit (If Equipped)

    LGMG North America Inc. Operation and Safety Manual with engine oil during the regenerating △ process. This may dilute the oil and Risk of electric shock: It is increase its quantity. If the oil rises prohibited to wash the heaters directly above the oil level gauge upper limit, it with water.

  • Page 123: Chapter 10 Transportation And Lifting Instructions

    LGMG North America Inc. Operation and Safety Manual Chapter 10 Transportation And Lifting Instructions...
  • Page 124 LGMG North America Inc. Operation and Safety Manual...

  • Page 125: Compliance

    LGMG North America Inc. Operation and Safety Manual Turn over all driving wheel hub separating 10.1 Compliance covers to release wheel brakes, as shown in Fig10-1. When the machine is lifted by a crane or forklift, keep normal judgment and planning Make sure that the winch cable is properly to control the movement of machine.

  • Page 126: Lifting Guidance

    LGMG North America Inc. Operation and Safety Manual Retract and secure the extension platform. Before transportation, turn the key switch to the "Off" position and remove the key. Thoroughly check the machine for any loose or unsecured components. Secure the machine on the transport surface using the fastening positions on the chassis.
  • Page 128 SR2669D/SR3369D/SR4069D/SR3390D/ SR4390D/SR5390D Rough Terrain Mobile Elevating Work Platform Operation and Safety Manual Eighth Edition – December 2022 1445 Sheffler Drive Chambersburg, PA. 17201 Toll Free: 833.288.LGMG (5464) Local Phone: 717.889.LGMG (5464) Email: sales@lgmgna.com www.lgmgna.com...

This manual is also suitable for:

Sr3369dSr4069dSr3390dSr4390dSr5390d

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