Coupling Installations According To Vent Sizes
2" VENT
PIPE
2" RUBBER
COUPLING
(SUPPLIED)
BLOWER
CONFIGURATION FOR 40 AND 50 GALLON (LO-INPUT) HEATERS
CONNECTED TO 2" VENTING.
Figure 30
3" VENT
PIPE
2"-3"
ADAPTER*
(FIELD
SUPPLIED)
2" VENT PIPE,
75mm (3")
MAX LENGTH
2" RUBBER
COUPLING
(SUPPLIED)
BLOWER
CONFIGURATION FOR 40 AND 50-GALLON (LO-INPUT) HEATERS
CONNECTED TO 3" VENTING.
* FOR 3" DIRECT CONNECTION TO THE BLOWER, ORDER COUPLING
Kit # 9008311005 (SEE ALSO Figure 33).
Figure 31
4" VENT
PIPE
3"-4"
ADAPTER (FIELD
SUPPLIED)
3" VENT PIPE, 75mm
(3") MAX LENGTH
3" RUBBER
COUPLING
(ORDER COUPLING
Kit # 9008311005
TO REPLACE 2"
RUBBER COUPLING
SUPPLIED.)
BLOWER
CONFIGURATION FOR LO-INPUT HEATERS CONNECTED TO 4"
VENTING.
LOW-INPUT HEATERS ARE SUPPLIED WITH A 2" RUBBER COUPLING.
Figure 32
32
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2" INLET
PIPE
2"-3"
ADAPTER
(SUPPLIED)
3" PIPE
(SUPPLIED)
AIR DUCT
ADAPTER
3" INLET PIPE
AIR DUCT
ADAPTER
4" INLET PIPE
3" PIPE
(SUPPLIED)
AIR DUCT
ADAPTER
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3" VENT
PIPE
3" RUBBER
COUPLING
(SUPPLIED)
BLOWER
CONFIGURATION FOR HI-INPUT HEATERS CONNECTED TO 3"
VENTING.
(OPTIONAL CONFIGURATION FOR LO-INPUT HEATERS CONNECTED TO
3" VENTING.)
Figure 33
4" VENT
PIPE
3"-4"
ADAPTER (FIELD
SUPPLIED)
3" VENT PIPE, 75mm
(3") MAX LENGTH
3" RUBBER
COUPLING
(SUPPLIED.)
BLOWER
CONFIGURATION FOR HI-INPUT HEATERS CONNECTED TO 4"
VENTING.
Figure 34
3" INLET PIPE
AIR DUCT
ADAPTER
4" INLET PIPE
3" PIPE
(FIELD
SUPPLIED)
AIR DUCT
ADAPTER
328765-000