TM 5-3825-270-23&P
0043
LEFT WATER SPRINKERS SWITCH
Figure 1. Left Water Sprinklers Switch - Step 2.
4.
Set multimeter to measure voltage.
5.
Connect red multimeter probe to pin 1 (red wire) on left solenoid harness connector.
LEFT
LEFT SOLENOID
SOLENOID
HARNESS CONNECTOR
VALVE
(GRAY)
PIN 1
PIN 2
(RED WIRE)
(BLACK WIRE)
Figure 2. Left Solenoid Harness Connector - Step 2.
6.
Connect black multimeter probe to known good ground.
7.
Note multimeter reading.
8.
Push in EMERGENCY STOP switch to off position. (TM 5-3825-270-10)
CONDITION/INDICATION
Are 22 to 28 VDC measured at pin 1 (red wire) on left solenoid harness connector?
DECISION
No - Go to step 4. (Step 4 - Are less than 200 ohms measured across LEFT WATER SPRINKLERS switch
terminals with switch in ON position?)
Yes - Go to step 3. (Step 3 - Are less than 200 ohms measured from pin 2 (black wire) on left solenoid harness
connector to negative terminal strip, terminal 9?)