TM 5-3825-270-23&P
0053
LEFT SOLENOID VALVE
RIGHT SOLENOID VALVE
LEFT SOLENOID
HARNESS
CONNECTOR
(GRAY)
RIGHT SOLENOID HARNESS
CONNECTOR (BLACK)
Figure 3. Left And Right Solenoid Valves - Step 4.
2.
Operate water sprinklers. (TM 5-3825-270-10)
CONDITION/INDICATION
Does fault switch to other water sprinkler when solenoid valves are swapped?
DECISION
No - If the left sprinkler does not operate, go to Left Water Sprinkler Switch Does Not Operate. (WP 0043) If the
right sprinkler does not operate, go to Right Water Sprinkler Switch Does Not Operate. (WP 0043) If problem
persist after troubleshooting right or left sprinkler switch, replace air actuator. (WP 0166) Verify problem is
solved. (Step 8 - Do water sprinklers operate?)
Yes - Replace inoperative solenoid valve. (WP 0168) Verify problem is solved. (Step 8 - Do water sprinklers
operate?)
STEP 5
Is prime mover air supply functioning properly?
Refer to prime mover manual and ensure air pressure is adequate for operation. (TM 9-2320-319-10)
CONDITION/INDICATION
Is prime mover air supply functioning properly?
DECISION
No - Replace prime mover. Verify problem is solved. (Step 8 - Do water sprinklers operate?)
Yes - Go to test 6. (Step 6 - Does water hose operate?)
STEP 6
Does water hose operate?
Attempt to operate water hose. (TM 5-3825-270-10)
CONDITION/INDICATION
Does water hose operate?
DECISION
No - Go to Water Hose Does Not Operate. (WP 0055)
Yes - Go to step 7. (Step 7 - Are air hoses and fittings free of leaks and damage?)