Paloma 7.4 Series Residential Indoor Gas - Manual (Page 31)

SPARK UNIT
ACS-201X A.C. 100V 0401
ON 1 2 3 4 DIP1 ON
OFF 1 2 3 4
SW1 SW2
SW3
Gas Valve
Assembly
Heat Exchanger
Thermistor
Heat Exchanger
Outlet
Thermistor
Burner
Assembly
(with ODS)
Blower
Motor
Flame Rod/
Electrodes
Transformer
Water Flow
Solenoid
Inlet Thermistor
Ignitor
PC Board (PCB)
Burner Assembly
Cover
(w/ sight glass)
Water Filter
5A (250V) Fuse
Unit Cover Panel
(2) 3A (250V) Fuses
(not shown)
Proving Switch
31
Replacement Parts.
For models using natural or LP gas.
Instructions For Placing a Parts Order
Address parts orders to the distributor or
store from where the water heater was
purchased.
All parts orders should include:
The model and serial number of the
water heater from the rating plate.
Specify type of gas (natural or LP) as
marked on the rating plate.
Part description (as noted below) and
number of parts desired.
CAUTION: For your safety, DO
NOT attempt repair of electrical wiring,
gas piping, burners, vent connectors
or other safety devices. Refer repairs
to qualified service personnel.
WARNING: For your
safety, DO NOT attempt to
disassemble this unit for
any reason.