TM 9-4540-202-12&P
CHAPTER 3
OPERATOR/CREW MAINTENANCE INSTRUCTIONS
SECTION I. LUBRICATION INSTRUCTIONS
No lubrication is required on this equipment.
SECTION II. TROUBLESHOOTING PROCEDURES
3-1. GENERAL
a.
The troubleshooting table (Table 3-1) lists the most common malfunctions which you may find during the
operation of the immersion heater or its components. You should perform the test/inspections and corrective actions in
the order listed.
b.
This manual cannot list all malfunctions which may occur, or all tests or inspections and corrective actions. If a
malfunction is not listed or is not corrected by listed corrective actions, notify your supervisor.
Table 3-1. Operator/Crew Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
IMMERSION HEATER ASSEMBLY
1. HEATER FAILS TO START
Step 1. Check for closed vent cap.
Open the vent cap by turning it counterclockwise.
Step 2. Check for an empty fuel tank
Remove the fuel tank and fill.
a. Remove the fuel tank from the heater by lifting the fuel tank off square mounting stud on heater
mounting bracket (Figure 3-1).
b. Place the tank on end so the fuel filler plug is on top, remove the plug, and fill the tank through
the filler plug opening.
c. Replace the filler plug and place the fuel tank over the square mounting stud on the heater
mounting bracket (Figure 3-1).
3-1
