Maintenance Section
-181-
Maintenance Intervals
NOTICE
Never exceed the Maintenance Intervals specified
in the manual. Defects and/or damage to the
important functional components may be resulted
in.
NOTICE
All maintenance and repair, except Every 10
Service Hours or Daily, on the lift truck must be
performed by qualified and authorized personnel
only.
NOTICE
Careless disposal of waste oil can harm the
environment and can be dangerous to persons.
Always dispose of waste oil to authorized personnel
only.
When Required
Fuel Tank Filter Cap and Screen (If Equipped) -
Clean ................................................................. 185
Seat, Hood Latch & Support Cylinder - Check,
Lubricate ............................................................ 185
Fuses, Bulbs, Circuit Breaker & Relay - Change,
Reset ................................................................. 186
Priming the Fuel System(Diesel Engine Only) ... 187
Water Seperator (Diesel Engine Only) - Check,
Drain .................................................................. 189
Tires and Wheels (D, G-Series) - Inspect, Check
.......................................................................... 191
Carriage Roller Extrusion – Adjust ..................... 191
Every 10 Service Hours or Daily
Inspect Engine for Fluid Leaks ........................... 192
Engine Oil Level - Check ................................... 192
Coolant Level – Check ....................................... 193
Air Cleaner Indicator-Check ............................... 194
Inspect Foot Pedal Operation (G420F(E)
/G424F(E) /G424I(E) /G430FE Only) ................. 194
Inspect Engine for Exhaust Leaks ...................... 194
Walk-Around Inspection - Inspect ...................... 194
Mast Channels – Lubricate ................................ 195
Transmission Oil Level – Check......................... 196
Parking Brake - Inspect...................................... 196
First 50 - 100 Service Hours or a Week
Engine Oil & Filter (Diesel Engine Only) - Change
.......................................................................... 198
Transmission Oil, Oil Filter & Strainer - Check,
Clean, Change .................................................. 199
Drive Axle Oil - Change ..................................... 201
Parking Brake - Test, Adjust .............................. 201
First 250 Service Hours or a Month
Hydraulic Return Filter – Change ...................... 203
Every 250 Service Hours or Monthly
Air Intake System - Check, Clean ...................... 204
Brake Oil Level - Check ..................................... 206
Hydraulic Oil Level – Check .............................. 206
Drive Axle Oil Level - Check .............................. 207
Mast, Carriage, Lift Chains & Attachments - Inspect,
Lubricate ........................................................... 207
Steering Mechanism - Check, Lubricate ............ 207
Battery Terminal - Clean, Inspect ...................... 208
Engine Oil & Filter (LP & Gasoline Engine Only) -
Change ............................................................. 208
PCV Valve System - Inspect, Clean .................. 209
Wheel Bolts & Nuts - Inspect ............................. 211
Inspect Tightness (GC - Series) ........................ 211
Governor Lever and Engine Speed Control (Diesel
Engine Only) - Check ,Adjust ............................ 212
Every 500 Service Hours or 3 Months
Belts - Check, Adjust ......................................... 214
Mast Hinge Pin – Lubricate ............................... 214
Tilt Cylinders - Check, Adjust, Lubricate ............ 214
Crosshead Rollers - Inspect .............................. 215
Transmission Oil Filter – Change ...................... 216
Overhead Guard – Inspect ................................ 216
Drive Axle Oil & Strainer - Change, Clean ......... 217
Steer Suspension – Inspect ............................... 218
Parking Brake - Test, Adjust .............................. 218
Inching & Braking Control Shaft - Lubricate ....... 218
Horn and Lights (If Equipped) - Check .............. 218
Inspect Vacuum Lines and Fittings (G420F(E)
/G424F(E) /G424I(E) Engine Only) .................... 219
Fuel Trim Valve(FTV) Inspection (G420F(E)
/G424F(E) /G424I(E) Engine Only) .................... 219
Inspect Electrical System (G420F(E) /G424F(E)
/G424I(E)/ G430FE Engine Only) ...................... 220
Fuel Filter (Diesel Engine Only) - Change ......... 221