
13
CONTROLS AND SWITCHES
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Blocked Outlet
Switch
Blocked Intake
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34 GALLON UNIT
Blocked Outlet
Switch
Blocked Intake
Switch
50 GALLON UNIT
Figure 4
BLOCKED OUTLET SWITCH
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the Vent System beginning on page 22.
BLOCKED INTAKE SWITCH
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prevent air from entering the unit. Also Verify the intake air pipe
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System beginning on page 22.
WATER HEATING ENABLE/DISABLE SWITCH
IMPORTANT:
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SPARK IGNITER
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ignite the main burner.
CONFIGURATION KEY
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