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9. OPERATING INSTRUCTIONS FOR 17681/17682.
9.1 VENTILATION - FIG. 5
WARNING: PROVIDE AT LEAST A 1.5 FT
2
(1400 CM
2
) OPENING OF FRESH, OUTSIDE AIR WHILE
RUNNING HEATER. IF PROPER FRESH, OUTSIDE AIR VENTILATION IS NOT PROVIDED, CARBON
MONOXIDE POISONING CAN OCCUR. PROVIDE PROPER FRESH, OUTSIDE AIR VENTILATION
BEFORE RUNNING HEATER
9.2 STARTING PROCEDURE
WARNING: BEFORE STARTING THE HEATER, YOU MUST ENSURE THAT THE MINIMUM
VENTILATION REQUIREMENTS ARE OBSERVED TO AVOID THE RISK OF CARBON MONOXIDE
POISONING.
TO START THE HEATER
l. Follow all installation, ventilation, and safety information.
2. Locate the heater on stable and level surface. Make sure strong drafts do not blow into
the front or rear of the heater.
3. Plug the heater into a suitable 220-240V mains socket. The motor will start, the fan will
turn, forcing air from the front of the heater.
4. Set the on/off switch to the on position.
5. Open the propane supply valve on the propane tank(s) slowly.
NOTE: If not opened slowly, the excess-flow check valve on the propane tank will stop the
gas flow. If this happens, close the propane supply valve and open again slowly.
WARNING: MAKE SURE THAT THE MOTOR AND FAN ARE RUNNING BEFORE PUSHING IN
AUTOMATIC CONTROL VALVE BUTTON. FLAMES COULD FLASH OUTSIDE HEATER IF THE
MOTOR AND FAN ARE NOT RUNNING.
6. Push in and hold the automatic control valve button
.
7. Push the piezo ignitor button
.
• You may need to push the piezo ignitor button 3-8
times until the burner lights.
• When the burner lights. keep the automatic control
valve button pushed in.
8. Release the automatic control valve button after 30
seconds.
NOTE: If the heater fails to ignite, the hose may have air
in it. If so, keep the automatic control valve button
pressed and wait 20 seconds. Release the automatic
control valve button and wait 20 seconds for unburned fuel to exit the heater, repeat steps
6-8.
NOTE: If the heater is unplugged or a power outage occurs while the heater is running, the
thermal limit device will stop fuel flow. A few seconds occur before the thermal limit device
activates. During this short time, flames may appear outside the heater. This is normal. The
flames will go out when thermal limit device activates.
FIG.5
