Kenmore POWER MISER 153.35862 Owner's Manual page 16

Installation Instructions (cont'd)
Venting (cont'd)
•,WARNING r
Be sure vent pipe is properly connected to p_vent escapeof
dangerous fluegases wh ch couldcausedeadlyasphyxiation.
VENTING SYSTEM EXAMPLE INSTALLATIONS
FOR ALL MODELS
The vent piping cannot under any circumstances be run down-
hill.
_k WARNING
Chemical vapor corrosion of the flue and vent system may
occur if air for combustioncontains certain chemicalvapors.
Spray can propellants, cleaningsolvents, refrigerator and air
conditioner refrigerants, swimming pool chemicals, calcium
and sodiumchloride, waxes,bleach,and processchemicalsare
typicalcompoundswhichare pote_ally corrosive.
3" PVC SCHEDULE 40 VENT PIPING
Supplied in the carton with the water heater are:
1. A 3" PVC Schedule 40-45 ° vent cap with wire screen.
2. A 3" PVC 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.
3. A 5' section of 3" PVC Schedule 40 pipe (more may be
required and must be supplied locally).
3" PVC SCHEDULE 40
90* ELBOW
VENT
CAP
WITH SCREEN
1. The water heater requires its own (separate) venting
system.
2. 3" PVC, ABS or CPVC Schedule 40 piping and fittings are
acceptable materials for the vent system on all 40 gallon
models and 50 gallon 40,000 BTU/HR models.
3, It cannot be connected to existing vent piping or
chimney.
4. It must terminate horizontally to the outdoors.
The _nt piping c_m be installed as follows:
1. No more than 3 elbows can be used.
ELBO'_¢S
TOTAL VERTICAL AND
rIE;aTt
CANNOT EXCEED 35'
I
HA_3
ELBOWS
MIN. RISE I/4"
PER FOOT
MAX. 20'
TOTAL VERTICAL AND
HORIZONTAL RUNS
CANNOT EXCEED 35'
HIN. RISE V4"
PER FOOT
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