TM 10-4610-239-24
TM 08580B-24/3
Table 3-1. Direct Support Troubleshooting - Continued
Malfunction
Test or Inspection
Corrective Action
REVERSE OSMOSIS ASSEMBLY - Continued
1. PUMP ELECTRIC MOTOR FAILS TO START WHEN R.O. PUMP SWITCH IS SET TO START
- Continued
Step 5. Shut down ROWPU. Refer to TM 10-4610-239-10. Shut down power. Refer
to generator manual. Refer to R.O. pump assembly support diagram figure 3-9.
Check continuity point-to-point between test points A and C.
If there is continuity between test point A and test point C, go to step 6.
If there is no continuity through control relay K8, replace K8. Refer to
If there is no continuity through a wire lead, repair wire lead. Refer to
Step 6. Shut down ROWPU. Refer to TM 10-4610-239-10. Shut down power. Refer to generator manual.
Refer to R.O. pump assembly support diagram figure 3-9. Hold R.O. PUMP switch in START
position. Check continuity point-to-point between test points C and D through S1-4 and S1-5.
If there is no continuity through S 1, replace S 1. Refer to paragraph 3-34.
If there is no continuity through a wiring harness, repair wiring harness.
Refer to paragraph 3-39.
If there is no continuity through a cable, repair cable assembly. Refer to
Step 7. Shut down ROWPU. Refer to TM 10-4610-239-10. Shut down power. Refer to generator manual.
Refer to R.O. pump assembly support diagram figure 3-9. Set R.O. PUMP switch to RUN position.
Check continuity point-to-point between test points C and D through S1-l and S 1-2.
If there is no continuity through control relay K9, replace K9. Refer to
If there is no continuity through S 1, replace S 1. Refer to paragraph 3-34.
If there is no continuity through a wiring harness, repair wiring harness.
Refer to paragraph 3-39.
If there is no continuity through a cable, repair cable assembly. Refer to
3-42
