TM 3-4230-237-10
0014 00
TROUBLESHOOTING PROCEDURES - Continued
Table 1. Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WATER HEATER - Continued
3. WATER TOO HOT (TEMPERATURE READING GREATER THAN 70F ABOVE THERMOSTAT SETTING). -
Continued
Step 2. Check to determine if water flow is too slow.
Increase water flow by closing VALVE NO. 1 completely.
R OFF
VVALVE NOO. 1
AL VE N . 1
TACLE OFF
MANIFOLD
ACLE
TCH
ON
H
ON
VALVE NO. 1
OP- N
OPE
Step 3. If shower assembly is used, check for clogged strainer in shower assembly.
Shut down equipment and clean screen in strainer.
Step 4. If discharge hoses are used, check for clogged discharge hoses.
Flush discharge hoses.
4. WATER NOT HOT ENOUGH.
Step 1. Check for rapid flow rate of water.
Adjust VALVE NO. 1 to show proper flow rate and correct temperature. If correct
temperature cannot be reached, notify Unit Maintenance.
Step 2. Check for leaking fuel lines.
Notify Unit Maintenance.
Step 3. Check for improperly connected hoses.
Connect hoses properly.
0014 00-9
