Page 1
Troubleshooting and Maintenance
Lift Terminology............................................................. 2
Switch and Sensor Locations ..................................... 3
Certification Checklist Diagnostic Procedures .......... 4
Platform Fold Pressure Adjustment ............................ 5
Outer Barrier Fold Pressure Adjustment .................... 5
Platform Angle Adjustment ...................................... 6-7
Platform Stop Blocks ................................................... 7
Tower Microswitch Adjustment .................................... 8
Lubrication Diagram ...................................................... 9
Maintenance and Lubrication Schedule................10-12
Lift Electrical Schematic ............................................ 13
Lift Wiring Diagram .................................................... 14
Hydraulics
Hydraulic Schematic .................................................. 15
Hydraulics Parts List .................................................. 16
Hydraulics Diagram .................................................... 17
Repair Parts
Pump Module
Pump Module Parts List ....................................... 18
Pump Module Diagram ......................................... 19
Lift Exploded Views and Parts Lists
NL917IB-2 Base Plate Assembly ......................... 20
NL917FIB-2 Base Plate Assembly ....................... 21
NL919IB-2 Base Plate Assembly ......................... 22
NL919FIB-2 Base Plate Assembly ....................... 23
Top Parallel Arm Assembly ................................... 24
Bottom Parallel Arm Assembly ............................. 25
Hydraulic Cylinder Assembly - Main .................... 26
Vertical Arm Assembly .......................................... 27
Handrail Assembly ................................................. 28
NL917IB-2 & NL917FIB-2 Platform Assembly ......... 29
NL919IB-2 & NL919FIB-2 Platform Assembly ......... 30
Contents