1. Check differential oil pump for leaks from hoses
and housing. Does it appear to be in good working
1. Tighten elbows or replace
packing (page 21-2).
2. Replace differential oil
pump (page 21-2).
3. Verify no faults found.
1. Has differential oil falter been replaced?
1. Replace differential oil filter
Y E S
2. Verify no faults found.
1. Suspected faulty oil cooler.
2. Notify your supervisor.