Part No. 40462
DPL-25S • DPL-30S • DPL-35S Super Series
September 2016
ix
Section Seven
Repair Procedures
Introduction ............................................................................................................... 7 - 1
Base Assembly
1-1
Interlocks ........................................................................................................ 7 - 2
1-2
Platform Manual Lowering Cable ..................................................................... 7 - 2
1-3
How to Check the Resistance of a Valve Coil .................................................. 7 - 3
Ground Control Box
2-1
How to Test the Transformer - AC Models ....................................................... 7 - 4
2-2
How to Test the AC Contactor - AC Models ..................................................... 7 - 4
Hydraulic Power Units
3-1
Hydraulic Power Unit Components - AC Models .............................................. 7 - 6
3-2
Hydraulic Power Unit Components - DC Models .............................................. 7 - 8
3-3
How to Remove the Hydraulic Power Unit - AC Models ................................. 7 - 10
3-4
How to Remove the Hydraulic Power Unit - DC Models ................................. 7 - 10
3-5
How to Remove the Hydraulic Pump ............................................................. 7 - 11
3-6
How to Adjust the Pressure Relief Valve ....................................................... 7 - 12
3-7
How to Check the Resistance of a Valve Coil ................................................ 7 - 13
3-8
How to Test the Motor Start Solenoid ............................................................ 7 - 13
Mast Assembly
Mast Illustrations .................................................................................................... 7 - 14
4-1
How to Remove a Lift Cylinder ...................................................................... 7 - 15
4-2
How to Remove a Mast Assembly ................................................................. 7 - 16
4-3
How to Adjust the Lifting Chains .................................................................... 7 - 19
4-4
How to Adjust the Glide Pads ........................................................................ 7 - 19
4-5
How to Inspect the Lifting Chains .................................................................. 7 - 20
Platform
5-1
How to Remove the Platform ......................................................................... 7 - 22
5-2
How to Test the Contactors ........................................................................... 7 - 22
TABLE OF CONTENTS