NOTES - CONTINUED:
ENGINE COOLANT AND FILTER.
DO NOT service cooling system unless engine has been allowed to cool down. This is a pressur-
ized system and escaping steam or hot coolant may cause serious burns.
Always shut down engine before checking, adding or draining coolant.
Drain and refill coolant as required. Dispose of drained engine coolant properly.
Replace coolant filters after the first 100 hours of operation, thereafter every 300 hours of operation.
PRIMARY FUEL FILTER.
Drain fuel/water separator weekly. Dispose of drained fluid properly.
Replace fuel filter after the first 100 hours of operation, thereafter every 300 hours of operation.
In order to properly check the transmission oil level, the following steps MUST be followed.
Park the RTCH on level ground.
Set parking brake.
Place the transmission selector in neutral "N" position.
Start engine and idle until operating temperature is reached (TM 10-3930-675-10).
Remove oil level gage (dipstick), clean, and reinstall.
Remove and check oil level at least two times. Correct oil level should be within two indicator marks at end
If level is low, add transmission oil as follows: Add oil thru transmission oil fill opening until level on dip-
stick is within two indicator marks at end of dipstick.
With transmission at operating temperature, the oil level must not exceed the upper indicator mark.
If the oil level is above this mark, notify Organizational Maintenance.
With transmission at operating temperature, if oil level is below the lower indicator mark, oil level
MUST be increased to be between indicator marks.
TRANSMISSION OIL AND FILTERS.
After the first 100 hours of operation, replace transmission oil and external oil filters. Remove, clean, and
reinstall the transmission internal coarse filter.
Every 1000 hours of operation, replace transmission oil and oil filters. Remove, clean, and reinstall the
transmission internal coarse filter.
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