TM5-3820-256-10
3-27.
Water Heater. Troubleshooting procedures for the water heater are listed in table 3-20.
a. The table lists the common malfunctions that you may find during the operation or maintenance of the water
heater. You should perform the tests/ inspections and corrective actions in the order listed.
b. This manual cannot list all malfunctions that may occur, nor all tests/inspections and corrective actions. If a
malfunction is not listed or is not corrected by listed corrective action, notify your supervisor.
Table 3-20. Troubleshooting the Water Heater
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
TORCH WILL NOT
Step 1. Check for slight
If no gas flow, open torch
LIGHT.
gas flow at outlet of torch
control valve a very small
mixer by placing hand at
amount to allow a slight gas
outlet.
flow. Repeat attempt to
light torch.
Step 2. Check to see if
Turn valve counterclockwise
propane tank control valve
to open.
is open.
Step 3. Check for gas flow
Close torch control valve.
that is too strong at outlet
Re-open it a very small
of torch mixer by placing
amount to allow a slight gas
hand at outlet. (Strong
flow, and repeat attempt
flow will blow out flame
to light torch.
of lighting device.)
Step 4. Check to see if
Replace propane tank with
propane tank is empty.
one that is not empty.
2.
TORCH FLAME
Check to see if propane
Replace propane tank with
GOES OUT AFTER
tank is empty.
one that is not empty.
WORKING PROPER-
LY.
3-65
