Maintenance--Every 250 Hours
CAUTION: High pressure release of fluids from
pressurized system can cause serious burns.
Wait for propel gearbox oil to cool. Keep body
and face away from check plug. Gradually
loosen check plug to release air to relieve
9. After propel gearbox has cooled, slowly loosen check
plug (B) to release air to relieve pressure.
10. Remove check plug. Oil must be to bottom of hole.
11. If necessary, add oil until oil flows out of oil level
check plug hole. (See Fuels and Lubricants chapter.)
12. Wrap threads of plug with sealing-type tape. Install
plug. Tighten plug to 49 N·m (36 lb-ft).
13. Check second propel gearbox oil level.
CLEAN DUSTY PRIMARY ELEMENT
1. Tap element with the palm of your hand, NOT ON A
CAUTION: Prevent possible injury from flying
chips if compressed air is more than 210 kPa
(2.1 bar) (30 psi). Reduce compressed air to
less than 210 kPa (2.1 bar) (30 psi) when using
for cleaning purposes. Clear area of bystanders,
guard against flying chips, and wear personal
2. If this does not remove dust, use compressed air under
210 kPa (2.1 bar) (30 psi).
3. Direct air up and down the pleats from inside to
outside. Be careful not to make a break in the element.