TM 5-4610-223-12
(6)
Heater reset button. The reset button (4) is located on the control box (2) and is used to restart heater
manually.
(7)
Thermostat. The thermostat (1, fig. 2-30) is attached to the ceiling of the van body in the rear corner.
When thermostat control knob (2) is set at a reading on the dial (1) above the ambient temperature it controls the
operation of the heater to maintain the set temperature.
TS 4610-223-12/230
1. Thermostat
3. Van body ceiling
2. Control knob
4. Screw
Figure 2-30. Heater Thermostat (Hunter).
b.
Hunter Heater, Starting.
(1)
Ensure that power cable (9, fig. 2-29) and thermostat cable (10) connectors are connected properly.
(2)
Ensure that heater and van body circuit breaker (fig. 3-13), located inside the electrical control cabinet, is
in the ON position.
(3)
Turn thermostat (1, fig. 2-30) to desired temperature reading.
(4)
Open fuel shutoff valve (7, fig. 2-29).
(5)
Place toggle switch (8) in either heater or fan position, depending on whether heated air or circulation is
desired.
(6)
Check that indicator light (5) is glowing.
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