Direct Venting - All Models - State Water Heaters SUF60 Service Handbook

DIRECT VENTING – ALL MODELS
The air intake provided on the unit contains an air intake screen to prevent large particles from entering the
unit. WHEN THE UNIT IS TO BE SET UP AS A DIRECT VENT, THE BALANCE PLATE AND AIR INTAKE
SCREEN MUST BE REMOVED BEFORE GLUING PIPE TO THE CONNECTOR. THE INLET VENT PIPE
MAY THEN BE GLUED TO THE AIR INTAKE PROVIDED ON THE UNIT.
Remove the balance plate (SUF 400/
500 only) and air intake screen before
gluing intake air pipe to the fitting.
Two 3" or 4" 45° PVC elbows with mesh screens are provided with each unit. Both elbows are to be used in
direct vent applications. The screens are provided to keep vermin and large debris from entering the intake
air and exhaust vent runs.
Servicing should only be performed by a Qualified Service Technician
45° PVC Elbow
AIR INTAKE SCREEN
3" 120-250
4" 300-500
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