TM 5-3825-270-10
0062
STEP 3
Is valve V1 completely open?
Verify valve V1 position.
VALVE
V1
Figure 1. Valve V1 - Step 3.
CONDITION/INDICATION
Is valve V1 completely open?
DECISION
No - Fully open valve V1. (WP 0015) Verify problem is solved. (Step 5 - Do sprinkler heads have appropriate
pressure (no more than 20% below normal)? Refer to Equipment Description and Data (WP 0002) for normal
pressure readings.)
Yes - Go to step 4. (Step 4 - Is valve V5 completely closed?)
STEP 4
Is valve V5 completely closed?
Verify valve V5 position.