46
Figure 44. Venting Options for Upflow Installations (*SD Series)
*SD SERIES UPFLOW - 1 PIPE OPTIONS
*SD SERIES UPFLOW - 2 PIPE OPTIONS
Plug
VIEW -P-
VIEW -O-
Plug
OPTION 21
See VIEW O for drain line positions
Rubber
Grommet
OPTION 22
See VIEW P for drain line positions
Rubber
Grommet
OPTION 23
See VIEW O for drain line positions
OPTION 24
See VIEW P for drain line positions
COMBUSTION
AIR
COMBUSTION
AIR
COMBUSTION AIR
COMBUSTION AIR
FLUE PIPE
FLUE PIPE
FLUE PIPE
Plug
FLUE PIPE
Rubber
Grommet
Rubber
Grommet
PVC Tee
PVC Trap
PVC Tee
PVC Trap
PVC Tee
PVC Trap
PVC Tee
PVC Trap
X
See
NOTE 5
X
See
NOTE 5
Inline Drain Tube
(Factory Supplied)
See NOTE 4
Collector Box Drain
(Factory Equipped)
See NOTES 2 & 3
Inline Drain Tube
(Field Supplied)
See NOTE 3
Collector Box Drain
(Factory Equipped)
See NOTES 2 & 3
X
See
NOTE 5
X
See
NOTE 5
Field Supplied
Drain Line Attached
to PVC Trap
(Do Not Trap)
NOTES:
1. See Accessories section (
) for optional PVC Tee configurations and drainage options.
2. Drain lines must be trapped with a J-Trap or field supplied loop. Traps may be positioned inside or outside the cabinet. All drain
lines must be routed externally from the cabinet.
3. Inline drain is required only if “X” is greater than 6 feet.
4. Tubing needs to be cut to length and attached during unit installation.
5. Horizontal piping from inducer to flue pipe must be sloped 1/4” per foot to ensure drainage to PVC trapt.