Carnes VCDD040C Installation Manual
CEILING/WALL-MOUNT
VENTILATORS
READ AND SAVE THESE INSTRUCTIONS
MODELS
VCDD040C • VCDD050C • VCDD070C
®
Page 1
Page 1
WARNING
TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
1.Use this unit only in the manner intended by the manufacturer. If
you have questions, contact the manufacturer at the address or
telephone number listed in the warranty.
2.Before servicing or cleaning unit, switch power off at service panel
and lock the service disconnecting means to prevent power from
being switched on accidentally. When the service disconnecting
means cannot be locked, securely fasten a prominent warning
device, such as a tag, to the service panel.
3.Installation work and electrical wiring must be done by a qualified person(s) in accordance with all applicable codes and standards, including fire-rated construction codes and standards.
4.Sufficient air is needed for proper combustion and exhausting of
gases through the flue (chimney) of fuel burning equipment to
prevent backdrafting. Follow the heating equipment
manufacturer’s guideline and safety standards such as those
published by the National Fire Protection Association (NFPA),
and the American Society for Heating, Refrigeration and Air Conditioning Engineers (ASHRAE), and the local code authorities.
5.When cutting or drilling into wall or ceiling, do not damage electrical wiring and other hidden utilities.
6.Ducted fans must always be vented to the outdoors.
7.To reduce the risk of fire, use only metal ductwork.
8.If this unit is to be installed over a tub or shower, it must be
marked as appropriate for the application and be connected to a
GFCI (Ground Fault Interrupter) - protected branch circuit.
9.Never place a switch where it can be reached from a tub or
shower.
10. This unit must be grounded.
TABLE OF CONTENTS
This manual is divided into sections as follows:
•“TYPICAL INSTALLATION”
This section shows a common installation in new and existing,
frame construction.
- Mounting (new construction)
- Mounting (existing construction)
- Wiring
- Ducting (horizontal blower discharge)
•“MOUNTING OPTIONS”
•“WIRING OPTIONS”
-Wiring Plate Position
•“DUCTING OPTIONS”
- Blower Discharge Positions
- Ducting (vertical blower discharge)
•“USE AND CARE”
•“SERVICE PARTS”
•“WARRANTY”
CAUTION
1.For general ventilating use only. Do not use to exhaust hazardous or explosive materials and vapors.
2.To avoid motor bearing damage and noisy and/or unbalanced
impellers, keep drywall spray, construction dust, etc. off power
unit.
3.Please read specification label on product for further information and requirements.
!
MODELS
VCDD040C • VCDD050C • VCDD070C
®
Page 2
TYPICAL INSTALLATION
MOUNTING
4½” X 18½”
TO 10” ROUND
TRANSITION
Blower factory-shipped
in horizontal
discharge position.
GRILLE
Install after ceiling is
finished.
Factory-shipped unit installed in new construction.
(New Frame Construction)
10” ROUND DUCT
Mounting brackets
factory-shipped in
position for ½”
ceiling material.
MOUNTING
SCREW
GRILLE SCREW
CEILING
JOIST
(24” centers
shown)
TYPICAL INSTALLATION
WIRING
BLACK
TO
BLACK
GROUND TO
WIRING PLATE
WHITE
TO
WHITE
120 VAC LINE IN
Ventilator can be wired from outside of housing.
Use UL approved connectors to wir e per local codes.
DUCTING
(Horizontal blower discharge)
ROOF CAP
TOP / BACK
OF HOUSING
WIRING
PLATE
MOUNTING
4½” X 18½”
TO 10” ROUND
TRANSITION
10” ROUND
DUCT
MOUNTING
BRACKETS
(Attached to
opposite sides
of housing &
upside-down,
so housing is
flush with
finished ceiling)
(Existing Frame Construction)
2 X 4 FRAMING
(wide side down)
CEILING JOIST
(24” centers
shown)
MOUNTING
SCREW
FINSHED
CEILING
MATERIAL
GRILLE
SCREW
GRILLE
4½” X 18½”
TO 10” R OUND
TRANSITION
10”
ROUND
ELBOW
10”
ROUND
DUCT
WALL
CAP
Two ways to connect ductwork to a factory-shipped unit.
NOTE: Make sure the shipping tape is removed from the damper
flap and that damper flap opens and closes freely inside the
ductwork. Use duct tape to mak e ductwork connections secure and
air-tight.
Factory-shipped unit installed in existing construction.
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