Page 1
Service & Parts Manual Slab Series ART_4908 This manual applies to AC machines ANSI A92.20-2020 & CSA B354.6-2019. 1930SE Serial Number Range 17400100 - Up Part # 96121 2632SE Serial Number Range 17500100 - Up March 2022 3346SE Serial Number Range 17600100 - Up 4046SE Serial Number Range 17700100 - Up 4555SE Serial Number Range 17800100 - Up...
Page 2
March 2022 Revision History Date Reason for Update March 2022 New Release MEC Aerial Work Platforms 1401 S. Madera Avenue, Kerman, CA 93630 USA Toll Free: 1-877-632-5438 Phone: 1-559-842-1500 Fax: 1-559-842-1520 info@MECawp.com www.MECawp.com Page Slab Seres - Servce & Parts Manual...
All parts represented here are manufactured and supplied in accordance with MEC quality standards. We recommend that you use genuine MEC parts to ensure proper operation and reliable performance. To obtain maximum benefits from your MEC Aerial Work Platforms, always follow the proper operating and maintenance procedures.
Any procedures not found within this manual must be evaluated by the individual to assure oneself that they are “proper and safe.” Your MEC Aerial Work Platform has been designed, built, and tested to provide many years of safe, dependable service. Only trained, authorized personnel should be allowed to operate or service the machine.
Safety Symbols & General Safety Tips Safety Symbols & General Safety Tips MEC manuals and decals use symbols, colors and signal words to help you recognize important safety, operation and maintenance information. RED and the word DANGER – Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
Secton 3 - Specfcatons March 2022 Specifications - 1930SE, 2632SE, 3346SE Specifications - 1930SE, 2632SE, 3346SE 1930SE 2632SE 3346SE Indoor 25 ft 7.8 m 32.2 ft 10 m 38.8 ft 12 m Working Height* Outdoor 25 ft 7.8 m 26 ft 32 ft 10 m Indoor...
Secton 3 - Specfcatons March 2022 Specifications - 4046SE, 4555SE 4046SE 4555SE Indoor 44.7 ft 13.6 m 51 ft 15.7 m Working Height* Outdoor 36 ft 11 m 41 ft 12.5 m Indoor 38.7 ft 11.8 m 45 ft 13.7 m Platform Height Outdoor 30 ft...
Secton 4 - Torque Specfcatons March 2022 Bolt Torque Specification - American Standard Bolt Torque Specification - American Standard Fasteners Use the following values to apply torque unless a specific torque value is called out for the part being used. American Standard Cap Screws SAE Grade Cap Screw...
Secton 4 - Torque Specfcatons March 2022 Bolt Torque Specification - Metric Standard Fasteners Use the following values to apply torque unless a specific torque value is called out for the part being used Metric Cap Screws Metric Grade 10.9 10.9 Cap Screw Size Torque...
Secton 4 - Torque Specfcatons March 2022 Hydraulic Components Torque Table Note:Always lubricate threads with clean hydraulic fluid prior to installation. Use the following values to torque hydraulic components when a specific value is not available. Always check for torque values in the following places before relying on the Hydraulic Components Torque Table.
Secton 5 - Mantenance Locks March 2022 Maintenance Locks - 1930SE, 2632SE, 3346SE Maintenance Locks - 1930SE, 2632SE, 3346SE DEATH OR SERIOUS INJURY HAZARD! NEVER perform work or inspection on the machine with the platform elevated without first blocking the scissor assembly with the Maintenance Lock.
Page 15
Secton 5 - Mantenance Locks March 2022 Maintenance Locks - 4046SE, 4555SE DEATH OR SERIOUS INJURY HAZARD! NEVER PERFORM WORK OR INSPECTION ON THE MACHINE WITH THE PLATFORM ELEVATED WITHOUT FIRST BLOCKING THE SCISSOR ASSEMBLY WITH THE MAINTENANCE LOCK. DO NOT ENGAGE THE MAINTENANCE LOCKS UNLESS THE PLATFORM IS EMPTY OF TOOLS AND MATERIAL.
Page 16
Secton 5 - Mantenance Locks March 2022 Stowing The Maintenance Locks BOTH Maintenance Locks must be stowed before lowering the platform DO NOT attempt to lower the platform with one maintenance lock in place. Raise the platform approximately 1 ft / 0.3 m up so that the Maintenance Locks clear the scissor link cross tubes.
Secton 6 - Hydraulc System, Electrcal System and Total System March 2022 Hydraulic System, Electrical System and Total System Hydraulic System, Electrical System and Total System Hydraulic System HYDRAULIC FLUID UNDER PRESSURE CAN PENETRATE AND BURN SKIN, DAMAGE EYES, AND MAY CAUSE SERIOUS INJURY, BLINDNESS, AND EVEN DEATH.
Secton 8 - Emergency Systems and Procedures March 2022 Emergency Systems and Procedures Emergency Systems and Procedures IF THE CONTROL SYSTEM FAILS WHILE THE PLATFORM IS ELEVATED, USE THE EMERGENCY LOWERING PROCEDURE TO SAFELY LOWER THE PLATFORM. DO NOT CLIMB DOWN THE ELEVATING ASSEMBLY OR EXIT THE PLATFORM.
Secton 9 - Transport and Lftng Instructons March 2022 Free-Wheel Configuration for Winching or Towing Free-Wheel Configuration for Winching or Towing RUNAWAY HAZARD! AFTER RELEASING THE BRAKES THERE IS NOTHING TO STOP MACHINE TRAVEL. MACHINE WILL ROLL FREELY ON SLOPES. ALWAYS CHOCK THE WHEELS BEFORE MANUALLY RELEASING THE BRAKES.
Secton 9 - Transport and Lftng Instructons March 2022 Driving or Winching onto or off of a Transport Vehicle Always attach the machine to a winch when loading or unloading from a truck or trailer by driving. Read and understand all safety, control, and operating information found on the machine and in this manual before operating the machine.
Page 22
Secton 9 - Transport and Lftng Instructons March 2022 Securing to Truck or Trailer for Transport • Turn the Key Switch to OFF and remove the key before transport. • Inspect the entire machine for loose or unsecured items. • Chock the wheels •...
Secton 9 - Transport and Lftng Instructons March 2022 Lift and Support the Machine DEATH OR SERIOUS PERSONAL INJURY MAY RESULT FROM THE USE OF SUBSTANDARD LIFTING DEVICES AND/OR JACK STANDS. ENSURE THAT ALL LIFTING DEVICES AND JACK STANDS ARE OF ADEQUATE CAPACITY AND IN GOOD WORKING CONDITION BEFORE USE.
Secton 10 - Mantenance March 2022 Machine Maintenance – General Machine Maintenance – General Instructions in this portion of the manual are to be used in conjunction with the Pre-Start, Frequent and Annual Inspection checklists found in this machine’s Operator’s Manual. IMPORTANT: Scheduled maintenance inspection checklists are included in the Operator’s Manual for use only by qualified service technicians.
Secton 10 - Mantenance March 2022 Pre-Start Inspection Checklist Items on this checklist should be inspected before each work shift. A copy of this checklist is available in the notes section of this manual. Photocopy the Pre-Start Inspection Checklist to keep record of this inspection.
Secton 10 - Mantenance March 2022 Frequent Inspection Checklist THIS CHECKLIST MUST BE USED AT 3-MONTH INTERVALS OR EVERY 150 HOURS OF MACHINE USE, WHICHEVER OCCURS FIRST. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY. Frequent Maintenance Inspections should be conducted by qualified service technicians only. Photocopy the Frequent Inspection Checklist page from the Operator’s Manual to keep record of this inspection.
Page 27
NOTE: For best results, use an extension cord of adequate size with a length no longer than 50 ft / 15m. If you have any further questions regarding the battery charger operation, please contact the MEC Technical Support. Electrical Wiring Maintaining electrical wiring in good condition is essential to safe operation and good machine performance.
Page 28
Secton 10 - Mantenance March 2022 ELECTROCUTION / BURN HAZARD. CONTACT WITH ELECTRICALLY CHARGED CIRCUITS COULD RESULT IN DEATH OR SERIOUS INJURY. REMOVE ALL RINGS, WATCHES AND OTHER JEWELRY. Inspect the following areas for burnt, chafed, corroded and loose wires: •...
Page 29
Secton 10 - Mantenance March 2022 Emergency Stop A properly functioning Emergency Stop system is essential for safe machine operation. An improperly operating red Emergency Stop button will fail to shut off power and stop all machine functions, resulting in a hazardous situation. As a safety feature, selecting and operating from the ground controls will override all platform controls except the platform red Emergency Stop button.
Page 30
Secton 10 - Mantenance March 2022 measure the platform height. • Result: The platform height shall not exceed 19 ft/5.8 m (1930SE), 20 ft/6.1 m (2632SE), 26 ft/8 m (3346SE), 30 ft/9.2 m (4046SE), 35 ft/10.7 m (4555SE). Turn the Indoor/Outdoor switch to Indoor position. Move up and hold the platform up / down switch.
Page 31
Secton 10 - Mantenance March 2022 Turn the key switch to platform control and turn the red Emergency Stop button clockwise to the on position at both the ground and platform controls. Press the drive select button. Choose a point on the machine (i.e., contact patch of a tire) as a visual reference for use when crossing the test line.
Page 32
Secton 10 - Mantenance March 2022 Press and hold the function enable switch on the joystick. Raise the platform approximately 10 ft /3 m from the ground. Press the drive function select button. Choose a point on the machine; i.e., contact patch of a tire, as a visual reference for use when crossing the start and finish lines.
Page 33
Secton 10 - Mantenance March 2022 Limit Switches Down Limit Indoor/Outdoor Switch Height Maintaining the limit switches is essential to safe operation Up Limit Switch and good machine performance. Operating the machine with a faulty limit switch could result in reduced machine performance and a potentially unsafe operating condition.
Page 34
Secton 10 - Mantenance March 2022 Press the lift function select button. Raise the platform approximately 12 in / 0.3 m. • Result: The diagnostic display will show code 18 and an alarm sounds. The machine is functioning properly. • Result: The diagnostic display does not show code 18 and the alarm does not sound.
Page 35
Secton 10 - Mantenance March 2022 Level Sensor Move the machine onto a grade which exceeds the rating of the level sensor. Refer to the Machine Specifications in the Introduction portion of this manual. Press the lift function select button. Standing on the up-hill side of the machine, attempt to raise the platform to approximately 6.6 ft / 2 m.
Page 36
Secton 10 - Mantenance March 2022 Calibration Instructions The Platform Overload Sensing System may require calibration in the event of a malfunction or after the replacement of an Overload System component. Proper and correct calibration of the Overload system is critical for normal and trouble-free machine operation. Read and understand the instructions before beginning the calibration process.
Page 37
Secton 10 - Mantenance March 2022 Calibrate Overload System Note: The platform will lift automatically once the calibration has been initiated. Be sure that there are no overhead obstructions when choosing a location on which to calibrate the overload system. Note: If a safety concern arises anytime during the automated lift/lower sequence, press the Emergency Stop switch immediately.
Secton 10 - Mantenance March 2022 Annual Inspection Checklist THE CHECKLIST MUST BE USED AT 12-MONTH INTERVALS OR EVERY 600 HOURS OF MACHINE USE, WHICHEVER OCCURS FIRST. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY. Annual Maintenance Inspections should be conducted by qualified service technicians only. Photocopy the Annual Inspection Checklist page from the Operator’s Manual to keep record of this inspection.
Page 39
Secton 10 - Mantenance March 2022 Hydraulic Oil Inspection/replacement Replacement or testing of the hydraulic oil is essential for good machine performance and service life. Dirty oil may cause the machine to perform poorly and continued use may cause component damage. Extremely dirty conditions may require oil changes to be performed more often.
Page 40
Secton 10 - Mantenance March 2022 1930 2632 3346 4046 4555 FULL -- 16L FULL ADD -- 13L Controls Tray Controls Breather Cap Tray Hydraulic Hydraulic Filter Filter Hydraulic Hydraulic Reservoir Reservoir Hydraulic Hydraulic Pump & Motor Pump & Motor ART_5181 Item Specification...
Secton 11 - Control Component Locatons March 2022 Control Component Locations Control Component Locations Platform Controls/ Controls Tray Hour Meter Functions Lift Cylinders Manifold Hydraulic Tank Hydraulic Pump Motor Controller/ & Motor ECU2 Main Power Switch Battery Charger Battery Tray Lower Batteries Controls...
Secton 12 - Fault Codes March 2022 Fault Codes Fault Codes Fault Codes, when present, appear on the LED Indicator at the Upper Upper Controls Controls station. ART_5126 LED Indicator Fault Description Models Solutions 01/10 System Initialization Fault All Models Check the ECU.
Page 43
Secton 12 - Fault Codes March 2022 Right Turn Coil Fault All Models Check the right steering solenoid and wiring. Left Turn Coil Fault All Models Check the left steering solenoid and wiring. General Brake Coil Fault Check the brake module and wiring, brakes and All Models - Brakes about 46 ohms wiring, and the battery voltage.
Page 44
Secton 12 - Fault Codes March 2022 Check the right drive motor and wiring, and motor Right Drive Motor Short 1930SE/Micro controller and wiring. Right Brake Coil - Brakes Check battery voltage, contactor, wiring to brakes, 1930SE/Micro about 46 ohms wiring to drive motors, motor controller and wiring.
PARAMETERS SHOULD BE ADJUSTED ONLY IF THE FUNCTION IS OPERATING OUTSIDE OF MACHINE SPECIFICATIONS, OR IF WRITTEN APPROVAL IS OBTAINED FROM MEC PRIOR TO MAKING THE CHANGE. The following adjustments are made at the Platform Controls station using the LED Indicator to display the current settings. Follow the instructions to reach the desired setting.
Page 46
Secton 13 - Parameter Adjustment March 2022 Saving New Values New values must be saved immediately after adjustment. To save new values, press and hold the Horn button for 3 seconds. To operate the machine with new values, press the Emergency Stop ART_5135 button, then rotate it to return to the ON position.
Page 47
Secton 13 - Parameter Adjustment March 2022 Elevated Drive Speed This parameter controls drive speed when the platform is elevated. Press the Drive Mode Select button. The button will light up, indicating this mode is active. Press and hold the Low Speed Mode Select button (turtle icon). The button will light up, indicating this mode is active.
Secton 14 - Schematcs March 2022 Function Valves Lift Valve Lift Overflow Valve Soleniod Steer Valve Steer Pressure-Gradient Soleniod Control Valve FRRV1 Test Presure Pipe Port Out Port Lift Right Turn Left Turn ILLUSTRATION No. 1930SE, 2632SE, 3346SE, 4046SE, 455SE Function Valves Art_5579 Page 47...
This Parts sections consists of illustrated parts sections and is designed to provide you, the customer, with illustrations and the list of associated parts needed to properly maintain the MEC self-propelled aerial work platform. When used in conjunction with the Service section in this manual and the Operator’s Manual (provided separately), this manual will assist you in making necessary adjustments...
Secton 15 - Chasss March 2022 Power Unit Module, 1930SE ILLUSTRATION No. 1930SE Power Unit Module ART_5892 Page 67 Slab Seres - Servce & Parts Manual...
Page 73
Secton 15 - Chasss March 2022 Item Part Number Description Qty. Ground Control and Cover Assembly (Refer To Page 71) Hydraulic Tank Assembly (Refer To Page 77) 50313 Nut NNYL M08-1.25 Flange 46323 Hydraulic Tray Weldment 41068 Handle Hole Ring 53231 Screw PHMS M06-1.00 ×...
Secton 15 - Chasss March 2022 Power Unit Module, 2632SE -4555SE 16 15 ILLUSTRATION No. 2632SE , 3346SE , 4046SE , 4555SE Power Unit Module ART_5892 Page 69 Slab Seres - Servce & Parts Manual...
Page 75
Secton 15 - Chasss March 2022 Item Part Number Description Qty. 41060 Hinge Pin 41046 Bearing 53067 Screw SHCS M05-0.80 × 40 53043 WSHR M05 Spring Washer 53038 WSHR M05 Standard Flat Washer Ground Control Assembly (Refer To Page 75) Ground Control Cover Assembly (Refer To Page 73) Hydraulic Tank Assembly (Refer To Page 79) 53448...
Secton 15 - Chasss March 2022 Ground Control and Cover Assembly, 1930SE ILLUSTRATION No. 1930SE Ground Control and Cover Assembly ART_5893 Page 71 Slab Seres - Servce & Parts Manual...
Page 77
Secton 15 - Chasss March 2022 Item Part Number Description Qty. 46255 Ground Control Bracket 53281 Nut NNYL M05-0.80 Flange 46256 Hinge 53224 Screw THMS M05-0.80 × 12 53279 Screw CSCS M05-0.80 × 12 46257 Cover Ground Control Assembly (Refer To Page 75) 53038 WSHR M05 Standard Flat Washer 53043...
Page 107
Secton 16 - Scssor March 2022 THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Page 102 Slab Seres - Servce & Parts Manual...
Page 108
Secton 16 - Scssor March 2022 Scissor Assembly, 3346SE Right Left ILLUSTRATION No. 3346SE Scissor Assembly ART_5901 Page 103 Slab Seres - Servce & Parts Manual...
Page 109
Secton 16 - Scssor March 2022 Item Part Number Description Qty. 41117 Cable Bridge 41482 Cable Bridge 41489 Outer Arm 44950 Left Single Link 44951 Right Single Link Upper Lift Cylinder Assembly (Refer To Page 139) 41503 Inner Arm 3 50352 Screw HHCS M10-1.50 ×...
Page 124
Secton 17 - Platform March 2022 Main Platform Assembly, 2632SE ILLUSTRATION No. 2632SE Main Platform Assembly ART_5902 Page 119 Slab Seres - Servce & Parts Manual...
Page 125
Secton 17 - Platform March 2022 Item Part Number Description Qty. 44972 Rear Rail 44973 Upper Main Rail, Left 41520 Upper Main Rail, Right 44974 Lower Main Rail, Left 44975 Lower Main Rail, Right 53275 Screw CSCS M08-1.25 × 45 41360 Roller Bracket 41120...
Page 136
Secton 17 - Platform March 2022 Platform Control Assembly, 1930SE -4555SE ILLUSTRATION No. Micro26 Platform Control Assembly ART_5878 Page 131 Slab Seres - Servce & Parts Manual...
Page 137
Secton 17 - Platform March 2022 Item Part Number Description Qty. Platform Control Box Assembly (Refer To Page 133) 50048 Nut NNYL M08 × 1.25 42501 Handle 42500 Locating Plate 41764 Platform Control Box Mount Bracket 53231 Screw PHMS M06-1.00 × 16 53248 Screw CARB M08-1.25 ×...
Page 138
Secton 17 - Platform March 2022 Platform Control Box Assembly, 1930SE -4555SE ILLUSTRATION No. Micro26 Platform Control Box Assembly ART_5885 Page 133 Slab Seres - Servce & Parts Manual...
Page 139
Secton 17 - Platform March 2022 Item Part Number Description Qty. 44768 Shell Components 41157 Emergency Stop Switch 43632 Red Mushroom Head 43633 Base With 1 NO Contact 42915 Decal, Emergency Stop Panel 44769 USB Cable 44797 Decal, Platform Control Panel 46289 Joystick 43621...
Page 162
Secton 19 - Electrcal System March 2022 Power to Platform, 1930SE ILLUSTRATION No. 1930SE Power to Platform ART_5909 Page 157 Slab Seres - Servce & Parts Manual...
Page 163
Secton 19 - Electrcal System March 2022 Item Part Number Description Qty. AC Plug (Refer To Page 91) 46350 Wire Cable, Platform AC Power 42613 AC Socket REF - Reference Page 158 Slab Seres - Servce & Parts Manual...
Page 164
Secton 19 - Electrcal System March 2022 Power to Platform, 2632SE -4555SE ILLUSTRATION No. 2632SE , 3346SE , 4046SE , 4555SE Power to Platform ART_5909 Page 159 Slab Seres - Servce & Parts Manual...
Page 165
Secton 19 - Electrcal System March 2022 Item Part Number Description Qty. AC Plug (Refer To Page 65) 46433 Wire Cable, Platform AC Power (2632AC) 46434 Wire Cable, Platform AC Power (3346AC) 46435 Wire Cable, Platform AC Power (4046AC) 46436 Wire Cable, Platform AC Power (4555AC) 42613 AC Socket...
Page 166
Secton 20 - Decals March 2022 1930SE 1/17/2022 Decals, 1930SE Decals, 1930SE 13 14 29 Opposite side also Page 161 Slab Seres - Servce & Parts Manual...
Page 172
March 2022 Notes Page 167 Slab Seres - Servce & Parts Manual...
Page 173
March 2022 Notes Page 168 Slab Seres - Servce & Parts Manual...
Page 174
MEC Parts Order Form Phone: 559-842-1523 Fax: 559-400-6723 Email: Parts@mecawp.com Please Fill Out Completely: Date: Ordered By: Account: Your Fax No.: Bill to: Ship to: Purchase Order Number Ship VIA ** All orders MUST have a Purchase Order Number **Fed Ex shpments requre Fed Ex account number...
Page 175
MEC Aerial Platform Sales Corp. and is found upon inspection by MEC Aerial Platform Sales Corp. to be defective in material and/or workmanship. MEC Aerial Platform Sales Corp. shall not be liable for any consequential, incidental or contingent damages whatsoever.
Page 176
MEC Aerial Work Platforms 1401 S. Madera Avenue, Kerman, CA 93630 USA Toll Free: 1-877-632-5438 Phone: 1-559-842-1500 Fax: 1-559-842-1520 info@MECawp.com www.MECawp.com...
Need help?
Do you have a question about the SEAC Slab Series and is the answer not in the manual?
Questions and answers