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Typical installations using
• Adjust the appropriate DIP switches according to size and vent length as shown
below. DO NOT adjust the other DIP switches.
• Turn off the power supply to the water heater before changing the DIP switch settings.
• Failure to observe these warnings could lead to carbon monoxide poisoning or death.
WARNING
4 inch vent installation
Vent length
Two-pipe and Single pipe
5 to 50 ft
(1.5 to 15.2 m)
(DEFAULT)
51 to 100 ft
(15.3 to 30.5 m)
Horizontal Installation
Hanger
For details of the optional items, refer to the Installation manual for each optional item.
4" stainless steel
vent straight pipe
Intake vent collar
(Female)
4" elbow with
bird screen
Intake vent collar
(Female)
-DIP switch settings for vent length-
ON 1 2 3 4 5 6 7 8 9 10
OFF
No. 6 : ON
No. 7 : OFF
ON 1 2 3 4 5 6 7 8 9 10
OFF
No. 6 : OFF
No. 7 : OFF
Wall
Hanger
Sidewall vent
termination
Vent connections for direct vent
4" stainless steel
vent straight pipe
Exhaust vent
collar (Female)
Vent connections for single vent
4" stainless steel
vent straight pipe
Exhaust vent
collar (Female)
23
stainless steel vents
Computer board
Bank of DIP switches
Vertical Installation
Rain cap
Roof
Connect 4" stainless steel ventstraight pipes
directly on the exhaust/intake vent collar of the
water heater.
1. Connect a 4" stainless steel vent straight pipes
directly on the exhaust vent collar of the water
heater.
2. Connect a 4" elbow directly on the intake vent
collar of the water heater.
Page
Installation Manual
Installation
Roof flashing
Fire stop
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