28
DO
❑
DO
check inlet gas pressure to ensure
that it is within the range specified on
the rating plate.
❑
DO
provide adequate air for combustion
and ventilation as discussed in the Use
and Care Manual and the CAN/CSA B
149.1
❑
DO
maintain proper clearances to
combustibles as specified on the rating
plate.
❑
DO
allow enough time for joint cement
vapours to dissipate BEFORE applying
power to the water heater.
❑
DO
ensure that the venting system
complies with the guidelines found in
the Use and Care Manual and Section 7
of CAN/CSA B149 Natural Gas and
Propane Installation Code
❑
DO
contact a qualified service
technician if the main burner will not
stay lit. The burner chamber is designed
to be sealed utilizing a gasket and
tamper resistant screws.
DON’T
❑
DON’T
block or restrict Combustion
Air Inlet Openings or the Flammable
Vapour Sensor located around the lower
portion of the water heater jacket.
❑
DON’T
block or restrict the Blower
Assembly Dilution Air holes (see
diagram to the left).
❑
DON’T
remove the Burner Access Door
unless absolutely necessary. This should
only be done by a qualified service
technician. A new burner access door
gasket must be installed on any burner
access door that has been removed.
❑
DON’T
install this water heater where
standing water may occur. The base of
the water heater is meant to be mounted
on a dry surface.
❑
DON’T
allow cleaners, solvents, or
other materials to come into contact with
the Flammable Vapour Sensor.
❑
DON’T
operate the water heater if
the sight glass or burner access door
grommet is damaged or broken (See
below).
During Installation of this water heater...........
Heat Traps
For increased energy efficiency, some
water heaters have been supplied with
factory installed 3/4” NPT heat traps in the
hot outlet line and cold water inlet line.
These heat traps may require a minimum
of one (1) 90
°
3/4” NPT elbow and may
require an additional 90
°
3/4” NPT elbow
or a 3/4” coupling depending on your
installation needs. See Illustration of
nipples and heat traps on page 38.
Location of Dilution Air Holes
Location of Dilution Air Holes
Short Models
Sight Glass
Flammable
Vapor Sensor
Burner Access
Door Grommet
Installing the water heater
Location of Dilution Air Inlet.
Tall Models
Summary of Contents for PowerVent Series
Page 42: ...42 Notes...
Page 43: ...43 Notes...
