TM 5-3825-270-10
0064
WATER
HOSE
Figure 4. Water Hose - Step 3.
CONDITION/INDICATION
Is water hose free of kinks and blockage?
DECISION
No - Remove kink and/or blockage if possible. (WP 0071) Verify problem is solved. (Step 5 - Is water hose
pressure normal (no more than 20% below normal)? Refer to Equipment Description and Data (WP 0002) for
normal pressure readings.) If blockage and/or kink in water hose cannot be removed, or water hose is damaged,
notify maintenance personnel of water hose damage.
Yes - Go to step 4. (Step 4 - Is WATER PUMP OUTLET pressure within normal operating range (no more than
20% below normal)? Refer to Equipment Description and Data (WP 0002) for normal pressure readings.)
STEP 4
Is WATER PUMP OUTLET pressure within normal operating range (no more than 20% below normal)? Refer
to Equipment Description and Data (WP 0002) for normal pressure readings.
1.
Start engine and set engine speed to 1500 rpm. (WP 0017)
2.
Observe WATER PUMP OUTLET gauge.
WATER PUMP
OUTLET GAUGE
Figure 5. Water Pump Outlet Gauge - Step 4.
NOTE
Normal water pump output pressure is approximately 50 psi (344 kPa) when operating water
hose with engine speed set to 1500 rpm.