 |
|||
|
|
|||
|
Page Title:
Table 2-2. Troubleshooting - CONT |
|
||
| ||||||||||
|
|
 TM 55-1905-223-24-7
Table 2-2. Troubleshooting - CONT
Malfunction
Test or Inspection
Corrective Action
6. Product water salty but test OK at RO module.
STEP 1.
Check for partially open two-way solenoid valve.
Replace solenoid valve (paragraph 2-28).
7. RO unit will not prime.
STEP 1.
Check for leak in hose or fitting.
Locate and repair leak.
8. Volume or pressure falls off (high pressure pump)
STEP 1.
Check for air leak in suction line.
Locate and repair leak
STEP 2.
Check for clogged suction line.
Clean line.
STEP 3.
Check for clogged strainer
Clean strainer (paragraph 2-11).
STEP 4.
Check high pressure regulator valve.
Replace high pressure regulator valve (paragraph 2-26).
STEP 5.
Check suction line for lack of liquid or inadequate supply.
Open inlet valve.
STEP 6.
Check for low speed of pump.
Adjust pump belt tension (Table 2-1, Item 5).
9. Noisy operation/excessive vibration.
STEP 1.
Check for air lock in outlet system.
Bleed lines.
STEP 2.
Check for low oil level.
Add oil (LO 55-1905-223-12).
STEP 3.
Broken diaphragms (high pressure pump).
Repair high pressure pump. Intermediate general support mainframe required.
2-15
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals