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Mr. Heater | Gas-Fired Infra-Red Portable Heater Operating Instructions and Owner’s Manual
Figure 5
MODEL MH12T
Figure 5a
MODEL MH12TS
7. SHUTDOWN AND STORAGE
INSTRUCTIONS
A. The bulk propane tank “on-off” valve should ALWAYS be
completely turned “OFF” when the heater is not in use.
B. When shutting off the heater, turn the regulator knob on the
heater to “OFF” (clockwise). (See Figure 5 and 5a)
C. CAUTION: After turning unit off, heater will remain extremely
hot. Allow at least 15 minutes for cooling before handling and
storing. Detach heater from bulk tank before handling and
D. HEATER STORAGE: Always remove the propane cylinder from
the heater when not in use. Always store propane cylinders in
a cool, well ventilated place away from any ¯ame or heat and
in a location not used for habitation. DO NOT STORE PROPANE
TANK WITHIN 60 FT. OF OPEN FLAME OR HEAT.
E. See Figure 6 for spare parts list.
6. LIGHTING INSTRUCTIONS
A.
connections with a soap solution. NEVER USE A MATCH TO
CHECK FOR LEAKS. Should a gas leak occur, do not attempt
to repair or use heater. Return the heater to your dealer or the
address given on back page.
B. Fuel – This heater must be used only with a vapor withdrawal
LP gas bulk cylinder. THE BULK TANK MUST BE EQUIPPED WITH
A STANDARD POL VALVE.
WARNING
USE HD.5 PROPANE GAS ONLY. DO NOT USE ANY OTHER
TYPE FUEL. SEE YOUR PROPANE DEALER IF YOU HAVE
ANY QUESTIONS REGARDING FUEL.
C. Turn the heater’s “Hi-Med-Lo-Off” regulator knob to “Med”
(counterclockwise).
D. To light MH12T, place a lit match across the mesh screen where
button on Safety Shutoff Valve. After the heater is lit, continue
to hold valve button in for 30 seconds, then release the button
slowly. CAUTION: DO NOT PUSH IN VALVE BUTTON BEFORE
INSERTING LIT MATCH.
E. To light MH12TS, press “Sparklite” ignitor Safety Shutoff
Valve button at the same time. (See Fig 5a) Prior to pressing
"Sparklite" igniter. After the heater is lit, continue to hold valve
button in for 30 seconds, then release the button slowly.
F. If burner does not light within 30 seconds, turn the heater’s
minutes for gas to dissipate before attempting to relight.
G. NOTE: Should the orifice become clogged as indicated by low
volume of gas when operating on “Hi” with a full cylinder, or
should the heater fail to operate properly for any reason, return
the heater to the dealer or the address given on back page
for repair or replacement. DO NOT ATTEMPT TO REPAIR OR
TAMPER WITH HEATER.
H. Adjust heat output by turning knob to desired position.
I. COOKING: DO NOT USE THIS HEATER FOR COOKING.
CLEARANCES TO COMBUSTIBLES
Figure 4
MH12T 14,000 Vertical 24” 30" 30" 30”
and
MH12TS
MODEL
NO.
GAS
PROPANE
BTU/HR. RATING
NORMAL
OPERATING
PROCEDURE
FROM C.L. OF
HTR. TO FLOOR
SIDES
REAR
CEILING
5. ASSEMBLY PROCEDURE
A. Make sure the regulator knob on the heater is “off” by turning
knob clockwise to the “OFF” position.
B. Carefully screw POL nut directly into bulk 20 lb. propane
cylinder, counterclockwise. REMEMBER – This is a left hand
thread – see Figure 2. Make sure the heater is in a vertical
upright position and directed away from the collar of the bulk
left hand thread – see Fig. 2.