MAINTENANCE 8.1 8.1 Preventative Maintenance Service Schedule 8 Note : For complete engine service details refer to Section 7 of this manual. If further information is required refer to the engine manufacturers service manual. WARNING To avoid personal injury, service repairs must be performed by an authorized Thomas dealer. 8-2 ITEM SERVICE REQUIRED 8 HOURS 50 HOURS 150 HOURS 400 HOURS 1000 HOURS ITEM SERVICE REQUIRED Engine Oil Check level. If necessary add 10W30 API Classification SE / CD oil. Check level. If necessary add 10W30 API Classification SE / CD oil. Radiator (Water cooled only) Check level. If necessary fill with 50 / 50 mixture of ethylene glycol and water.
Check for leaks, dirt build up and bent cooling fins. If necessary, straighten cool- ing fins and clean radiator with compressed air (40psi [ 27Kpa] max) or flush with water. Hydraulic Oil Check level. If necessary add 10W30 API Classification SE / CD oil. Oil Cooler Check cooling fins for obstruction. Clean with compressed air or water. Air Cleaner Check air restriction indicator. Replace filter element(s) as required when the air restriction indicator dictates. Tires and Wheels Check tires for pressure and damage. Inflate standard tires to 50 psi (345 Kpa), flotation tires to 40 ~ 45 psi (276 ~ 310 Kpa). Torque wheel nuts to 100 ~ 110 lbs / ft (136 ~ 149 Nm).
Safety Equipment Check the following safety equipment for proper operation and condition: Seat belt. restraint bar, hydraulic control locks, parking brake, boom supports, quick- tach locks, side screens, glass, shields and safety treads. Repair or replace as needed. Decals Check for damaged or missing safety and instruction decals. See the Owner’s / Operator’s manual. Replace decals as required. Lubrication Grease all hinge pin fittings until excess shows. 50 Hour Service Perform complete 50 hour service. See Section 8.1.4. Preventative Maintenance It is recommended as a preventative maintenance that the 50 hour service be repeated every 150 hours after the initial 50 hour service.
See 8.1.4. Engine Fuel Filter Replace the engine fuel filter. See Section 7.1. Hydraulic Reservoir Change the hydraulic oil and replace the suction element. Replenish reservoir with 10W30 API Classification SE / CD oil. See Section 1. Final Drive Change the final drive lubricating oil. See Section 3 Engine Cooling System Drain, flush and replenish the engine coolant. See Section 7.