TM 9-2350-277-20-1
TRANSMISSION LOW LUBE INDICATOR COMES ONContinued
0073 00
2Y
1. Stop engine (see your -10).
2. Remove pressure tester and install switch.
3. Remove plug (1) from MAIN port (2).
4. Install 4730-231-5632 elbow (3) into MAIN port (2).
5. Remove quick disconnect (4) and adapter (5) from test hose (6).
6. Install test hose (6) on elbow (3).
7. Start engine (see your -10).
8. With engine at 600 rpm, measure MAIN pressure with
transmission in R and then in 1-4 position. Use 400 PSI gauge.
Pressure should be 280-325 psi in R. Pressure should be 190-210
psi in 1-4 position.
9. Does pressure gauge reading differ from step 8, above?
YES
NO
2YN
1. Transmission low lube pressure.
Beyond unit maintenance repair.
2. Notify supervisor.
0073 00-2