MAINTENANCE PROCEDURE MAINTENANCE
4-66
CHANGE OIL IN FINAL DRIVE CASE 4
WARNING
q The parts and oil are at high temperature immediately after the engine is stopped, and may cause seri-
ous burns. Wait for the temperature to go down before starting the operation.
q If there is still pressure remaining inside the case, the oil or plug may fly out.
Loosen the plug slowly to release the pressure.
q Refill capacity (each): 2.5 liters
q Prepare a handle.
q Prepare a hexagon wrench
1. Set plug (F) at the top, with plug (F) and plug (P) perpen-
dicular to the ground surface.
2. Set a container under plug (P) to catch the oil.
3. Remove plugs (P) and (F) with the hexagon wrench and
drain the oil.
4. Tighten plug (P).
5. Add engine oil through the hole of plug (F).
CHECK ALL TIGHTENING PARTS OF TURBOCHARGER 4
Contact your Komatsu distributor to have the tightening portions checked.
CHECK PLAY TURBOCHARGER ROTOR 4
Contact your Komatsu distributor to have the rotor play checked.
CHECK NITROGEN GAS CHARGE PRESSURE IN ACCUMULATOR (for breaker) 4
(If equipped)
A special tool is needed for inspecting and charging with nitrogen gas.
Please ask your Komatsu distributor.
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