Maytag HN41240P User Manual page 19

Instructions for Installation (cont'd)
75 GALLON 70,000 AND 75,000 BTU/HR, 50 GALLON
* The water heater requires its own (separate) venting system.
52,500 BTU/HR MODELS ONLY
• 4" and 3" PVC, ABS or CPVC Schedule 40 piping and rit-
e The water heater requires its own (separate) venting system, tings are acceptable materials for the vent system on all 75
gallon 70,000 and 75,000 BTU/HR and 50 gallon 52,500
• 3" PVC, ABS or CPVC Schedule 40 piping and fittings are BTU/HR models.
acceptable materials for the vent system on all 75 gallon
70,000 and 75,000 BTU/HR and 50 gallon 52,500 • It cannot be connected to existing vent piping or chimney.
BTU/FIR models.
• It must terminate horizontally to the outdoors.
• It cannot be connected to existing vent piping or chimney.
• It must terminate horizontally to the outdoors. ALL 40 AND 50 GALLON 40,000 BTU/HR MODELS
ONLY
75 GALLON 70,000 AND 75,000 BTU/HR, 50 GALLON
52,500 BTU/HR MODELS ONLY -- OPTIONAL 4" VENT 3" PVC, ABS or CPVC Schedule 40 vent piping:
PIPING
• A 3" PVC Schedule 40-45 ° vent cap with wire screen is
4" PVC, ABS or CPVC Schedule 40 vent piping:
supplied with the water heater.
• A wire screen to fit a 4" PVC, ABS or CPVC Schedule 40- • A 3" PVC, ABS or CPVC Schedule 40-90* street ell; used
45 ° vent cap is supplied with the water heater, to connect the vent pipe to the water heater when the vent
pipe is to be turned horizontally directly offthe blower (sup-
• A 4" PVC, ABS or CPVC Schedule 40-45 ° vent cap pried locally).
(must be supplied locally).
• 3" PVC, ABS or CPVC Schedule 40 pipe (must be sup-
• A 3" PVC, ABS or CPVC Schedule 40 pipe, minimum plied locally).
length of 3" (must be supplied locally), to make vent con-
nection at the blower outlet.
3" PVC, A BS ORCPVC
SCHEDULE L--J"_ I_
• A 4" to 3" PVC, ABS or CPVC Schedule 40 reducer (must 40 90° ELBOW[e.LJ
l
I
be supplied locally).
3" PVC, A BSORCPVC
SCHEDULE 40 PIPE VENTCAP
• A 4" PVC, ABS or CPVC Schedule 40-90 ° street ell; used _
WiTHSCREEN
to connect the vent pipe to the reducer when the vent pipe is
/-AtY
to be turned horizontally offthe blower (supplied locally). [ [
• 4" PVC, ABS or CPVC Schedule 40 pipe (must be sup-
plied locally). • The water heater requires its own (separate) venting
system.
4" PVC, A BS ORCPVC
4" PVC,ABSORCPVC SCHEDULE 40 PIPE • 3" PVC, ABS or CPVC Schedule 40 piping and fittings
SCHEDULE 40 90°_1_
t ,, I I _ are acceptable materials for the vent system on all 40 and
STREET ELBOW
L_7
50 gallon 40,000 BTU/HR models.
4" VENT CAP
_4 _TO3" PVC, A BS OR WITHSCREEN
CPVC REDUCER • It cannot be connected to existing vent piping or
[_ 3" PVC, A BSORCPVC SCHEDULE 40 chimney.
PIPE (MINIMUMLENGTH 3 ")
• It must terminate horizontally to the outdoors.
19