TM 5-3895-371-24 & P
Table 2-2. Troubleshooting (Continued).
TEST OR INSPECTION
18. LEFT CONTROL VALVE LEAKS AT TOP:
Circulating in bar at too great pump speed.
Pump speed should not exceed 160 rpm when circulating in bar.
19. INTAKE VALVE LEAKS:
Insufficient spring tension.
Scratched or scored valve.
20. NOZZLE VALVE STUCK OR LEAKS:
Bar pressure seems to keep them tight.
To loosen, rap end of plug stem.
Valves scratched or scored.
Insufficient clearance between plug and case.
Loosen adjusting nut.