TM 9-4540-202-12&P
2-1. OPERATOR'S CONTROLS - Continued
b.
Igniter Handle. The igniter handle is located on the front side of the heater. The handle extends through the
opening in the steel plate that joins the burner compartment with the flue compartment The handle has a spring which
makes it a spring return type of control. The igniter cup is mounted on the opposite end of the handle shaft. The cup is
normally positioned in the flue compartment with the handle on the right hand side of the opening in the steel plate. The
cup, when ignited, is used to preheat the flue compartment and to ignite the burner fuel for operation. Push handle toward
the left hand side of opening to position cup in burner compartment for fuel flow. Release hand pressure on handle and
spring action will return handle to right hand side position, and position cup back into fuel compartment (Figure 2-1).
c.
Fuel Vent Cap. The fuel vent cap is located at the top of the fuel tank The vent cap is used to let air into the tank
when the fuel valve is opened, thus permitting fuel flow (Figure 2-1).
CAUTION
Ensure vent cap Is dosed when filling fuel tank.
SECTION II. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES
2-2. GENERAL
a.
The Preventive Maintenance Checks and Services Table lists the inspection and required care of the immersible
heater to keep it in good operating condition.
b.
The interval column of the PMCS table tells you when to do a certain check or service.
c.
The procedure column of your PMCS table tells you how to do the required checks and services. Carefully follow
these instructions. If you do not have the tools, or if the procedure tells you to, have organizational maintenance do the
work d. If your equipment does not perform as required, refer to Chapter 3 under troubleshooting for possible problems.
Report any malfunctions or failures on the proper DA Form 2404 or refer to DA PAM 738-750.
e.
The equipment is not ready/available if column tells you when and why your equipment cannot be used.
2-2
