TM 9-2320-285-10
3-4.
TROUBLESHOOTING TABLE (Continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
16. FIFTH WHEEL DRIFTS DOWN UNDER LOAD (Continued)
Step 2. Check if bleed valve is closed (valve handle in vertical position).
a. If bleed valve is partly open, close it fully.
b. If bleed valve is fully closed, notify organizational maintenance.
17. FIFTH WHEEL DOES NOT LIFT, LIFTS SLOWLY, OR HYDRAULIC PUMP NOISY
Step 1. Remove hydraulic reservoir
breather cap and check oil
level.
a. If oil level is below
bottom of screen, fill
with hydraulic oil un-
til level is at bottom
of screen (refer to
current lubrication
order).
b. If oil level is at or
above bottom of screen,
go to step 2.
3-22
