65
To adjust Main Burner (Fig. 5-5):
1. Loosen air shutter screw (Fig. 5-5A).
2. Slide air shutter (Fig. 5-5B) to the right until a small
amount of yellow color appears in the main burner
flame.
3. Move air shutter (Fig. 5-5B) to left until yellow disap-
pears.
4. Retighten air shutter screw (Fig. 5-5A).
Electric Ignition Operation
1. To turn D.S.I. on press rocker switch to the “ON” posi-
tion. Light will come on indicating power to board. As
soon as burner ignites the light in switch will go off.
2. If remote switch light stays on longer than fifteen sec-
onds, place remote switch in OFF position and wait five
minutes.
3. Repeat step one.
4. When water temperature reaches the permanent set thermo-
stat, flame shuts down. Reignition will occur when water
temperature drops to 100° (38°C) automatically.
5. For complete shutdown and before servicing:
a. Place remote switch in “OFF” position.
b. Remove red wire from left hand terminal of
ECO switch (ECO to valve).
6. If heater fails to operate due to high water temperature, the heater will go into a
lockout condition (indicator light on). When water cools, reset by placing switch in
“OFF” position for at least thirty seconds, then return to “ON” position.
7. If a lockout condition persists contact your dealer, an Atwood service station or
Atwood service department.
NOTE: Terminals on switch #2 and 3 supply power to heater. Terminals 4 and 6 supply
power to light. Some models may have switch for D.S.I. water heaters in monitor panel.
Pilot Re-ignite Operation
1. Turn the switch located on the spark module to the “ON” position.
2. Read Pilot Operation Instructions.
WARNING: The pilot relight module and thermostat lighting control knob
must both be in the “OFF” position when refueling the LP tank or gasoline
tank. Fire and/or explosion could result.
3. For complete shut down, turn lighting control knob on thermostat and spark module
switch to the “OFF” position.
Located on
inside sidewall
Fig. 5-6
Fig. 5-3Fig. 5-5
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