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OMANCO
NOTE: If the dome is removed for
any reason, torque the mounting
screw to a maximum of 100 inch
pounds when reinstalled. CAUTION
-DONOTOVERTIGHTEN
8. Position thermostat base high (in
the warmest part of the air space)
and above the ventilator opening.
Makesurethatexiblecabledoes
not touch the roof or rafters. (This
will eliminate vibration noise.)
The thermostat is a delicate
instrument, use screws instead
of nails when fastening bracket to
roof rafter.
Your Lomanco Power Ventilator
MUST be wired as shown. Make all
connections inside the thermostat
box. Connect white (neutral) wire
from a power supply to white wire
on motor. Connect black (hot) wire
from power supply to black wire
on the thermostat and black wire
on switch. The other black wire
on the thermostat and black wire
on switch have been connected
to the black wire on the motor at
the factory but should be checked
to ensure a good tight connection.
The ground wire from the supply
should be connected to the ground
wire from the thermostat box.
9.
WARNING! Turn off power
before connecting power wires to
ventilator. Your power feed wire
should be 14 gauge or larger wire
size (two wires plus ground). Take
from thermostat box and bring to
power distribution panel. Feed
through bushing and connect to
15-ampcircuitbreaker.
•Black to circuit breaker
•White to neutral base
•Plain to ground base
Recheck your connections
then turn the power on. You should
now enjoy the advantages of a
Power Ventilator, operating as the
thermostat demands.
A test switch has been provided. To
make sure your Lomanco Power
Ventilator is operating properly,
simply “PUSH TO TEST.” Caution
should be taken to ensure that no
body parts come in contact with
any of the vent’s moving parts
during this test.
NOTE: To control humidity in your
attic, a humidistat is also available.
LIMITED WARRANTY
Lomanco, Inc. Warrants this product for ve (5) years against any defects due to workmanship, parts or
mechanical failure. For warranty service the defective part must be sent, freight prepaid to Lomanco Inc.
P.O. Box 519, 2101 West Main Street, Jacksonville, Arkansas 72076. If the part is found to be defective it
will be replaced with a new part at no charge and returned, freight prepaid. This warranty does not include
replacement due to destructive storms or labor cost incurred in the removal of any defective part/product
or installation of the new part/product. Online registration of the product at www.lomanco.com within
ten (10) days of the initial installation of the product is a condition precedent to warranty coverage. ANY
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ALSO
LIMITED IN DURATION TO FIVE (5) YEARS. CONSEQUENTIAL DAMAGES TO PROPERTY RESULTING
FROM A BREACH OF ANY WARRANTY MENTIONED HEREIN ARE EXPRESSLY EXCLUDED. Some states
do not allow limitations on how long an implied warranty lasts or do not allow exclusion or limitation of
consequential damages, so the above limitation may not apply to you. The warranty gives you specic
legal rights and you may also have other rights which
vary from state to state.
DO install all Exhaust Ventilation at the SAME HEIGHT within a common attic area.
Installation of exhaust vents at more than one level on a roof allows the upper exhaust vent
to wrongly pull air in from lower exhaust vent rather than from the sot Intake Vents.
DON’T install exhaust vents at dierent heights.
DON’T install Ridge Vents down the hip.
DO install ONLY ONE TYPE of Exhaust Ventilation within a common attic area. Exhaust
Vents pull air from the easiest Intake source. e use of two or more types of exhaust
vents such as Power Vents with Roof Vents or Gable Vents with Ridge Vents or Roof
Vents could make one of these vents act as intake instead of pulling air from the sot
vents.
DON’T mix dierent types of exhaust vents.
DO install a BALANCED SYSTEM of Intake and Exhaust Ventilation. 50% Intake and 50%
Exhaust is a balanced system. Improper intake may lead to snow or rain inltration into
the exhaust vents.
Power Vent Installation Instructions
CSA-approved
83070
®
20500_0512
Parts and accessories available online at lomanco.com
Texas Department of
Insurance “Windstorm”
Approved - Report # RV-22
Please ll out the online form at lomanco.com to
complete your warranty registration. If for any reason
you are unable to register your product online please
call 800-643-5596 and we will assist you. Purchase and
install date information will be required.