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FLUE EXTENSION KITS
INSTALLING AN EXTENSION KIT FOR THE RHFE-308 FTR
Installing an extension kit requires construction of an air line and the flue line. The air line is connected
between the Air Supply Elbow at the rear of the heater and the air inlet port on the Flue Pipe.
Similarly, the flue line is connected between the joint pipe at the rear of the heater and the flue port on the
flue pipe.
Caution: Check to see there is no debris in the pipe or hose.
HOW TO INSTALL
Example. Extension to left of unit facing frontward
using elbow. (View from rear.)
Example. Extension above the unit (View from rear.)
Example. Extension to right of unit facing front
using elbow. (View from rear.)
LONG BENT ELBOW
LONG BENT
ELBOW
PIPE STOPPER A
EXHAUST PIPE
PIPE CLAMP
EXHAUST ELBOW
AIR INTAKE HOSE
CLAMP
PIPE STOPPER A
EXHAUST PIPE
CLAMP
PIPE STOPPER A
PIPE CLAMP
PIPE CLAMP
AIR INTAKE
HOSE
AIR INTAKE
HOSE
EXHAUST
PIPE
EXHAUST
ELBOW
CLAMP