TM 9--2350--292--20--1
HYDRAULIC OIL CONSTANTLY OVERHEATS -- CONTINUED
0087 00
Is fluid flow detected?
1. Remove 0--300 psi dial pressure gauge from
case drain check valve.
2. Disconnect hose from thermostatic valve port
B and cap thermostatic valve port B with
1--inch cap.
3. Connect 1--inch hose to thermostatic hose at
port B tee and place other end of hose in
reservoir filler neck.
4. Start main engine and energize main
hydraulics (TM 9--2350--292--10).
5. Set engine RPM to 1800.
6. Start Enhanced Diagnostic program (WP
0086 00) and select the corresponding
symptom.
7. Warm hydraulic fluid to 90--100dF and then
observe pressures at thermostatic valve ports
A and C and flow from hose.
8. Shut down hydraulics and main engine
(TM 9--2350--292--10).
J
CONTINUED FROM STEP I
WARNING
yes
no
Replace thermostatic
valve (WP 0579 00.
Verify fault is corrected.
Go to Step F.
FORWARD
END OF TASK
0087 00--7/8 blank