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4.
WARNING
4&
CAUTION
1.
PERSONAL
PROPERTY DAMAGE
HAZARD
Failure to follow this warning could result in personal injury
or death and property damage.
10.
11.
INJURY,
ELECTRIC
SHOCK
OR
Use this unit only in the manner intended by the manu-
facturer. If you have questions, contact the manufacturer
at the address or telephone number listed in the warranty.
We recommend that your unit be inspected by a special-
ized technician once a year.
Before servicing or cleaning the unit, disconnect power
cord from electrical outlet.
This unit is not designed to provide combustion and/or
dilution air for fuel-burning appliances.
When cutting or drilling into wall or ceiling, do not dam-
age electrical wiring and other hidden utilities.
Do not use the units with any solid-state speed control
device other than the corresponding ones listed in Table
1.
This unit must be grounded. The power supply cord has a
3-prong grounding plug for your personal safety. It must
be plugged into a mating 3-prong grounding receptacle,
grounded in accordance with the national electrical code
and
local
codes
and
ordinances.
Do
not
remove
the
ground prong. Do not use an extension cord.
Do not install in a cooking area or connect directly to any
appliances.
Do not use to exhaust hazardous or explosive materials
and vapors.
When performing installation, servicing or cleaning these
units,
it is recommended
to wear
safety
glasses
and
gloves.
Due to the weight of the unit, two installers are recom-
mended to perform installation.
When applicable local regulations comprise more restrict-
ive
installation
and/or
certification
requirements,
the
aforementioned requirements prevail on those of this doc-
ument and the installer agrees to conform to these at his
own expenses.
EQUIPMENT DAMAGE
HAZARD
Failure to follow this caution may result in equipment damage
or improper operation.
1.
To avoid premature clogged filters, turn OFF
the unit
during construction or renovation.
Please read specification label on product for further in-
formation and requirements.
Be sure to duct air outside — Do not intake/exhaust air
into spaces within wails or ceiling or into attics, crawl
spaces, or garage.
Intended for residential installation only in accordance
with the requirements of NFPA 90B (for a unit installed
in USA)
or Part 9 of the National Building
Code
of
Canada (for a unit installed in Canada).
Do not run any air ducts directly above or closer than
2-ft (0.61 m) to any furnace or its supply plenum, boiler,
or other heat producing appliance. If a duct has to be con-
nected to the furnace return plenum, it must be connected
not closer than 9-ft 10-in (3 m) from this plenum con-
nection to the furnace.
The ductwork is intended to be installed in compliance
with all applicable codes.
When leaving the house for a long period of time (more
than two weeks), a responsible person should regularly
check if the unit operates adequately.
If the ductwork passes through an unconditioned space
(e.g.: attic), the ducts must be insulated, and the unit must
operate continuously except when performing mainten-
ance and/or repair. Also, the ambient temperature of the
house should never drop below 18°C (65°F).
Table 1 — Solid State Speed Control Device
UNIT
CONTROL
One Touch main wall control
Standard main wall control
HRVXXSUV11157
Basic main wall control
20 minute timer
60 minute crank timer
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