American Water Heater AHCG/HCG3 60T 120 - AHCG3/HCG3 100T 250 Water Heater User Manual


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3” PIPE FACTORY
INSTALLED
4” PIPE FIELD
SUPPLIED
3” PIPE FIELD
SUPPLIED
4” x 3” REDUCER
FIELD SUPPLIED
3” COUPLING OR TEE
FACTORY INSTALLED
INTAKE AIR CONNECTION
INTAKE AIR CONNECTION
INTAKE AIR
COMBUSTION
BLOWER
Figure 20
INSTALL TEE FITTING AS CLOSE TO WATER HEATER
INTAKE AIR CONNECTION AS POSSIBLE
INTAKE AIR CONDENSATE TEE INSTALLATION
FIELD SUPPLIED
3” x 3” x 1/2” TEE
WITH HOSE BARB
FITTING INSTALLED
FACTORY
INTAKE AIR
CONNECTION
INTAKE
AIR
PIPING
CONNECT FIELD
SUPPLIED FLEXIBLE
DRAIN HOSE TO BARB
FITTING AND FORM A
LOOP WATER TRAP IN
DRAIN HOSE
RUN DRAIN HOSE
TO SUITABLE FLOOR
DRAIN SEPARATELY
FROM OTHER
CONDENSATE DRAINS
Figure 21
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Do not obstruct water heater air intake.
Gas and carbon monoxide detectors
are available.
Install water heater in accordance with
the instruction manual.
Breathing carbon monoxide can cause brain damage or
death. Always read and understand instruction manual.
Breathing Hazard - Carbon Monoxide Gas
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INTAKE AIR SCREEN
(remove for Direct Vent)
120,000 & 150,000
Btu/hr MODELS
199,000 & 250,000
Btu/hr MODELS
3 INCH INTAKE AIR CONNECTIONS
FACTORY INSTALLED
INTAKE AIR SCREEN
Figure 19
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