Overview
Vehicle Specifications
Description
Mechanical
Drive Unit
Handle Assembly
Coast Control
Drum Brake
Hydraulic System
General
Pressure Relief Valve
Flow Control Valve
Lowering Solenoid
Lift Cylinders
Hydraulic Reservoir
Breather Cap
Hydraulic Pump Motor
Hydraulic Pump
Check Valve
Hydraulic Components
Electrical System
Battery
Drive Motor
Contactors
Lift Limit Switch
Advanced Transistor Control (Motor Controller)
Model 6HBW30
Models 6HBE30 and 6HBE40
Models 6HBC30 and 6HBC40
Model 6TB50
Operating Instructions
Installation
Visual Inspection
Checking the Battery
Hydrometer Use
Adding Water To Battery
Voltage Check
Connecting the Battery
Lubrication
Checking the Hydraulic System
Cold Storage Conditioning
Classes Of Cold Storage
Operational Checks
Brake
Fork/Lift Linkage
Emergency Reverse Switch
Coast Control
Receiving Inspection Guide
Break-In Period
Introduction
Motors
Pump
Battery
Theory of Operation
Advanced Transistor Control
Section Overview
System Overview
Advanced Transistor Control (AT)
Current Limiting
Low Voltage Cutback
Thermal Protection
Runaway Protection
Static Return to Neutral Protection
Plugging
Controller Key Switch Input
Controller Thumbwheel Throttle Inputs
Emergency Reverse Plug Breaking Inhibit
Control Module
Battery Plugged IN
Battery Plugged IN/Key Switch Turned to ON or TURTLE
Battery Plugged IN/Key Switch Turned ON/Deadman Switch Closed
Directional/Speed Control Forward
Diredional/Speed Control-High Speed (FORWARD ONLY)
Emergency Reverse Switch
Plugging
Turtle Speed
Lift/Lower System
Lift
Lower
Maintenance
Scheduled Maintenance
Lubrication and Maintenance
Daily or Every 8 Operating HoursWhichever Occurs First
Weekly or Every 50 Operating HoursWhichever Occurs First
Monthly or Every 200 Operating HoursWhichever Occurs First
Every 500 Hours
Semiannually or Every 1000 HoursWhichever Occurs First
Lubrication and Maintenance Guide
Hydraulic System Oil
Welding Precautions
Power Section
Drive Unit
Drive Unit Service
Drive Housing Lubrication
Drive Housing Vent Plug
Drive Housing Steering Bearing
Mechanical
Drive Unit Assembly
Drive Unit Tooth Pattern
Drive Gear Case Data
Gear Checking Procedure
Drive Unit Installation
Brake
Daily Inspection
After Every 500 Hours of Operation
Brake Adjustment (For all Models)
Deadman Switch Adjustment
Handle Return Spring Adjustment
Drive Wheel
Daily Inspection
After Every 50 Hours of Operation
After Every 200 Hours of Operation
Cushion Drive Tire Replacement
Load Wheels
Inspection
Service
Wheel Replacement (Model 6HBE30 & 6HBC30)
Wheel Replacement (Model 6HBE40 & 6HBC40)
Pallet Entry Wheels
Daily Inspection
After Every 50 Hours of Operation
After Every 500 Hours of Operation
Wheel Replacement
Casters
Daily Inspection
Fork And Linkage
After Every 50 Hours of Operation
Fork Height Adjustment
Lowered Fork Height
Lift Limit Switch Adjustment
Hydraulic
Inspection
500 Hours
Hydraulic Reservoir
Checking and Adjusting Hydraulic Pump Relief Valv
Relief Valve Setting
Hydraulic Reservoir
Inspection Every 8 Hours
Lift Cylinders Service
Oil Leakage Wiper Seal
Inspection Every 200 Hours
Cleaning Breather Cap
Inspection Every 1 000 Hours
Electrical
Battery
ElectrolyteLevel
Specific Gravity
Battery Exterior
Battery Charging
Battery Storage
Motors
Inspection
Brushes
Commutator
Inspection
Servicing
High Mica
Resurfacing
Drive Motor General Data
Drive Motor Inspection
Drive Motor Removal
Drive Motor Replacement
Lift Motor General Data
Inspection
Removal
Traction System Adjustments
Potentiometer Adjustments
Current Limit Setting
Plug Current Adjustment
Acceleration Adjustment
Potentiometer
Deadman Switch Adjustment
Contactors
Cleaning
Inspection
Tip Inspection
Contactor Table
Contactor Coil Replacement
Replacement Of Contactor Tips Insulation And/or Core And Rod Assembly
ContactorDisassembly/Reassembly
Checking Components
Diodes
Plug Diode Test
Throttle Potentiometer Setting
Example
Turtle Speed Module (DA2)
Test/Adjustment
Replacenrent
Emergency Reverse Module (DA1)
Test Procedure
Testing Other Electrical Components
Troubleshooting
Overview
Field Replaceable Units (FRU)
Wiring Inspection Procedure
Traction System Problems
Does Not Run Directional Contactors Do Not Close
Does Not Run Directional Contactors Energize
Runs In One Direction Only Opposite Direction Contactor Does Not Energize
Runs In One Direction Only Directional Contactors Work Normally
Does Not Run In High Speed (Forward only)
Plugging Does Not Operate Properly
Does Not Accelerate Properly
Emergency Reverse Module Does Not Activate When Button Is Depressed
Emergency Reverse Module Checks OK No Reverse Travel With S25 Depressed
Lift/Lower Problems
Forks Do Not Lift When Lift Button Is Pushed
Forks Do Not Lower When Lower Button Is Pushed
Appendix
Lubrication Equivalency Chart
Standard Torque Data for Bolts
Conversion Table
Decimal Equivalency Chart
Schematic Legend
Electrical Schematic
Hydraulic Schematic
Electrical Schematic (Cold Storage)
Special Supplement
Alphabetical Index