GP-MAGR-BX-06A
agroSchwank / IN Manual
RD: Sept 2005
RL: 6
KH
Page 5
4. LIGHTING INSTRUCTIONS
A. Open the isolation valve in the main gas line and turn gas control knob on the combination gas valve
to the “ON” position.
B. Switch on electrical circuit by turning the thermostat to the highest temperature setting.
C. The heater should attempt ignition and remain lit within 21 seconds. Note that the Barn ventilation
system fan is operating.
D. If ignition does not occur, then cut off electrical power by turning the thermostat to off position.
WARNING:
A. Turn off electrical circuit for temporary shutdown.
B. Turn off the electrical circuit and turn gas control knob to the “OFF” position for complete shut-down.
Under certain conditions, heater may discolour due to ambient air borne particle deposits on the outside surface.
These deposits in no way affect the operation of the heater nor the manufacturer’s warranties.
5. SHUT DOWN INSTRUCTIONS
If heater back-fires during operation, then it must be turned off immediately.
Indication of back-firing:
A. Loud ignition noise, then followed by distinct
hissing sound.
B. Little or no visible burning on the ceramic
tile.
C. Combustion is taking place inside the burner
body.
Cause & remedy of back-firing:
A. Improper gas pressure entering the venturi
tube...........check pressure.
B. Breakage of a ceramic tile and or gasketing
.........replace damaged part.
C. Faulty sealing of the ceramic tile to the burner
body, caused by breakdown of gasketing mate-
rial .....contact your distributor.
6. AIR BORNE PARTICLES
Servicing of heater is essential for continued efficient operation. Servicing should be carried out annually
by qualified service personnel.
A. Clean the ceramic tile with compressed air. Avoid directing air stream at the gasketing material be-
tween tile and heater body. The air pressure must be lower than 20 psi.
B. Clean the venturi tube with compressed air, at a pressure not to exceed 20 psi.
C. Clean the reflectors.
Note: It is recommended that heaters be disconnected and removed during any Barn wash down
procedures.
7. SERVICING GUIDE
(17 pages)
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