2-28
TM 3-4230-218-12&P
2-8.
OPERATING PROCEDURES - Continued.
.
d.
Burner Ignition - Continued.
(b) Turn BURNER FUEL VALVE (10) counterclockwise until
WATER TEMPERATURE gage (12) indicates between 38°C
and 48°C (100°F and 118°F), or as set for required mis-
sion temperature.
NOTE
The burner will automatically shut off between a temperature of 38°C to 48°C
(100°F to 118°F) when the thermostat selector switch is set to the 45°C posi-
tion. The burner cannot be restarted until the water temperature drops to at
least approximately 32°C (90°F). TO restart burner, refer to page 2-26.
(6) If cleaning wands are to be used, adjust the BURNER FUEL
VALVE (10) as follows:
NOTE
The lag time of WATER TEMPERATURE gage (12) is approximately one minute.
(a) Allow unit to operate until WATER TEMPERATURE gage
(12) indicates approximately 120°C (248°F).
(b) Turn BURNER FUEL VALVE (10) counterclockwise until
WATER TEMPERATURE gage (12) indicates 100°C (212°F),
or as set for required mission temperature.
NOTE
The burner will automatically shut off between a temperature of 111° C to 123°C
(231°F to 253°F) when the thermostat selector switch is set to the 120°C posi-
tion. The burner cannot be restarted until the water temperature drops to at
least 100°C (212°F). To restart burner, refer to page 2-26.
