Checking The Engine Vibration Damper; Maintaining The Air Conditioning - Valtra T144 Operator's Manual

4. Maintenance
11. Loosen the hose placed between the thermostat housing and expansion
tank.
GUID-549C0042-DA45-4A52-A2EC-B24BF81C87D0
1. Hose
12. Check that the restrictor hole (Ø about 2 mm) in the union is open.
13. Refasten the hose.
14. Fill the system to the fluid level mark on the expansion tank.
Mix the anti-freeze and water according to the manufacturer's instructions.
NOTE: Always use a recommended coolant.
IMPORTANT: Never fill up with cold fluid while the engine is warm.
IMPORTANT: Never use only water as coolant.
After changing the fluid, run the engine for a while and check the level of the fluid.
4.7.6.4

Checking the engine vibration damper

Contact an authorised Valtra workshop for checking of the engine vibration
damper.
NOTE: Changing of the engine vibration damper must be carried out at an
authorized Valtra workshop.
4.7.6.5

Maintaining the air conditioning

Maintain the air conditioning periodically.
IMPORTANT: If the air conditioning system has not been used for a while, free
the compressor before starting the engine by rotating the pulley nut with a
wrench.
1
CAUTION: Do not attempt to remove any part of the air conditioning
system.
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