Location/Clearances - Rinnai RHFE-431WTA Owner's Operation And Installation Manual

LOCATION / CLEARANCES
When positioning the heater the main points
governing the location are:
1. Flueing
2. Warm air distribution
This heater is not designed to be build in.
The flue is not designed to be positioned under
floors, or below the level of the heater.
Flue
Terminal
The flue terminal should be positioned away from
flammable materials.
Do not flue into natural draught flues or fireplaces,
this unit can only be used with one of the five types
of Rinnai flue kits. Do not flue unit into other rooms.
Flue terminal must be outside.
Flue
Terminal
Flue may be positioned directly under opening
windows, with a minimum clearance of 9" (230mm).
FLUE SIZES:
5 Flue lengths are available.
S flue walls 3" 4 1/2" (75 115mm)
A flue walls 4 1/2" 9 1/2" (115 240mm)
B flue walls 9 1/2" 15 3/4" (240 400mm)
C flue walls 15 3/4" 23 5/8" (400 600mm)
D flue walls 23 5/8" 31 1/2" (600 800mm)
– 17 –
LP GAS
Flue Terminal