Electrical Supply Junction Box
Removal and Replacement
1) Turn off the main power supply to the HEATMOR™.
2) Remove the back right side tray panel - 5/16th nut driver.
3) Make sure stove temperature is not hot.
4) Drain stove below aquastat bungs.
5) Remove electrical box cover.
6) Disconnect - Black - Brown - Red.
7) Pull wires - Black - Brown - Red.
8) Remove faulty High Limit with 1” wrench.
9) Insert new High Limit aquastat. Tighten -
use Teow tape on threads.
10) Pull wires - Black - Brown - Red through corner &
electrical box.
11) Reconnect wires at junction box - Black - Brown - Red.
12) Replace junction cover.
13) Replace side tin.
14) Rell with water.
15) Turn power back on.
Front Light and Fan Power Switch
Principles
1) To provide light while fueling.
2) To provide a means of turning off the combustion air blowers on demand.
3) To provide a visual warning that electrical power to the combustion air blowers has
been terminated.
Operation of the Front Light and Fan Power Switch
• By adjusting the fan power switch to the down position, the electrical
power to the combustion air blower(s) is manually terminated, and the
front light turns on.
• This light will then illuminate the area in front of the HEATMOR™.
• The light must be turned off for electrical power to be running to the
combustion air blowers.
IF THE WATER TEMPERATURE IS HIGH ENOUGH TO TRIGGER THE HIGH WATER
TEMPERATURE SAFETY SHUTOFF, THE FRONT LIGHT WILL NOT TURN ON
WHEN THE FAN POWER SWITCH IS IN THE DOWN POSITION.
Removal and Replacement of the Front Light Bulb
1) Remove the glass globe by rst loosening the setscrew and then unscrew the globe.
2) Replace the light bulb.
3) Replace the globe and tighten the setscrew.
Removal and Replacement of the Fan Power/Light Switch
1) Turn off the main electrical power supply to the HEATMOR™.
2) Remove the switch cover plate.
3) Make a sketch of the location of the wires on the switch.
4) Remove the wires, and replace the switch. This is a special 3-way switch.
5) Replace the wires as in the diagram.
Front Light
Front Light and Fan Power Switch
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