A.O. Smith Residential Power Vent Gas Water Heaters with Hot Surface..., Инструкция по эксплуатации

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Venting (cont’d)
7. The water heater requires its own (separate) venting
system.
8. 4
″
and 3
″
PVC, ABS, or CPVC Schedule 40 piping and
fittings are acceptable materials for the vent system on
all 75 gallon 70,000 and 75,000 BTU/HR, 50 gallon
52,500, 55,000 and 62,500 BTU/HR models, 40 gallon
50,000 BTU/HR models.
9. It cannot be connected to existing vent piping or
chimney.
10. It must terminate horizontally to the outdoors.
VENTING THROUGH AN OUTSIDE WALL (cont’d)
75 GALLON 70,000 and 75,000 BTU/HR, 50 GALLON
52,500, 55,000 and 62,500 BTU/HR, 40 GALLON 50,000
BTU/HR MODELS ONLY
4. The water heater requires its own (separate) venting
system.
5. 3
″
PVC, ABS, or CPVC Schedule 40 piping and fittings
are acceptable materials for the vent system on all 75
gallon 70,000 and 75,000 BTU/HR, 50 gallon 52,500,
55,000 and 62,500 BTU/HR models, 40 gallon 50,000
BTU/HR models.
6. It cannot be connected to existing vent piping or
chimney.
7. It must terminate horizontally to the outdoors.
75 GALLON 70,000 and 75,000 BTU/HR, 50 GALLON
52,500, 55,000 and 62,500 BTU/HR, 40 GALLON 50,000
BTU/HR MODELS ONLY — OPTIONAL 4
″
VENT PIPING
4
″
PVC, ABS or CPVC Schedule 40 vent piping:
1. A wire screen to fit a 4
″
PVC, ABS or CPVC Schedule
40-45° vent cap is supplied with the water heater.
2. A 4
″
PVC, ABS or CPVC Schedule 40-45° vent cap
(elbow) (must be supplied locally).
3. A 3
″
PVC, ABS or CPVC Schedule 40 pipe, minimum
length of 3
″
(must be supplied locally), to make vent
connection at the blower outlet.
4. A 4
″
to 3
″
PVC, ABS or CPVC Schedule 40 reducer
(must be supplied locally).
5. A 4
″
PVC, ABS or CPVC Schedule 40-90° street ell; used
to connect the vent pipe to the reducer when the vent
pipe is to be turned horizontally off the blower (supplied
locally).
6. 4
″
PVC, ABS or CPVC Schedule 40 pipe (must be sup-
plied locally).
Installing the New Water Heater (cont’d)
16
4
″
PVC, ABS OR CPVC
SCHEDULE 40 90°
STREET ELBOW
4
″
PVC, ABS OR CPVC
SCHEDULE 40 PIPE
4
″
VENT CAP
WITH SCREEN
3
″
PVC, ABS OR CPVC
SCHEDULE 40 PIPE
(MINIMUM LENGTH 3
″
)
4
″
TO 3
″
PVC, ABS OR
CPVC REDUCER
4. The water heater requires its own (separate) venting
system.
5. 3
″
PVC, ABS, or CPVC Schedule 40 piping and fittings
are acceptable materials for the vent system on all 40
and 50 gallon 40,000 BTU/HR models.
6. It cannot be connected to existing vent piping or
chimney.
7. It must terminate horizontally to the outdoors.
3
″
PVC, ABS OR CPVC
SCHEDULE 40 90°
STREET ELBOW
3
″
PVC, ABS OR CPVC
SCHEDULE 40 PIPE VENT CAP
WITH SCREEN
ALL 40 AND 50 GALLON 40,000 BTU/HR MODELS ONLY
3
″
PVC, ABS or CPVC Schedule 40 vent piping:
1. A 3
″
PVC Schedule 40-45° vent cap with wire screen is
supplied with the water heater.
2. A 3
″
PVC, ABS or CPVC Schedule 40-90° street ell; used
to connect the vent pipe to the water heater when the
vent pipe is to be turned horizontally directly off the
blower (supplied locally).
3. 3
″
PVC, ABS or CPVC Schedule 40 pipe (must be sup-
plied locally).
ALL 40 AND 50 GALLON 40,000 BTU/HR MODELS —
OPTIONAL 2
″
VENT PIPING
2
″
PVC, ABS or CPVC Schedule 40 vent piping:
1. A wire screen to fit a 2
″
PVC, ABS or CPVC Schedule
40-45° vent cap is supplied with the water heater.
2. A 2
″
PVC, ABS or CPVC Schedule 40-45° vent cap
(elbow) (must be supplied locally).