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CEILING-MOUNT
VENTILATORS
READ AND SAVE THESE INSTRUCTIONS
MODELS • VCDD010C • VCDD015C
VCDD020C • VCDD025C • VCDD030C
®
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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.
!
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MODELS • VCDD010C • VCDD015C
VCDD020C • VCDD025C • VCDD030C
®
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TYPICAL INSTALLATION
MOUNTING
ADDITIONAL
1½” FRAMING
Blower factory-shipped
in horizontal
discharge position.
GRILLE
(Install after
ceiling is
finished.)
(New Frame Construction)
ROUND DUCT*
Mounting brackets
factory-shipped in
position for ½”
ceiling material.
CEILING JOIST
(16” centers shown)
MOUNTING
SCREW
GRILLE
SCREW
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)
TOP / BACK
OF HOUSING
WIRING
PLATE
Factory-shipped unit installed in new construction.
MOUNTING
CEILING JOIST
(16” centers
shown)
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)
ROUND DUCT*
GRILLE
(Polymeric shown)
FINISHED
CEILING
MATERIAL
GRILLE
SCREW
Factory-shipped unit installed in existing construction.
* VCDD010C & VCDD015C use 6” round d uct.
VCDD020C, VCDD025C & VCDD030C use 8” round duct.
ROOF CAP
ROUND
DUCT*
WALL
ROUND
ELBOW*
CAP
T wo ways to connect ductwork to a factory-shipped unit.
* VCDD010C & VCDD015C use 6” round duct.
VCDD020C, VCDD025C & VCDD030C use 8” round duct.
IMPORTANT :
Remove shipping tape from damper
Remove the shipping tape from the damper flap and make sure
that damper flap opens and closes freely inside the ductwork. Use
duct tape to make ductwork connections secure and air-tight.
Remove shipping ring from blo wer inlet
Remove the shipping ring from the blower inlet bef ore operating the
ventilator.
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MODELS • VCDD010C • VCDD015C
"
"
VCDD020C • VCDD025C • VCDD030C
®
Page 3
MOUNTING OPTIONS
¼-20 hex nuts secure mounting brackets to housing. Loosen and
re-tighten or remove and replace nuts as necessary for desired
mounting bracket position.
1
MAX.
12¼"
Mounting brackets in
factory-shipped position.
(Outlet parallel to joists.)
New construction)
(
12¼"
Mounting brackets mounted
to outlet sides of housing.
(Outlet perpendicular to joists.)
(
New construction)
1
/
8"
12¼"
Mounting brackets flipped
over and mounted to outlet
sides of housing.
(Outlet parallel to joists.)
(
Existing construction)
12¼"
Mounting brackets flipped
over to give approx. 1”
more clearance.
(Outlet parallel to joists.)
(
New construction)
1½"
to
2½"
1
2
1
/
2"
to
1
/
2"
DUCTING OPTIONS
BLOWER DISCHARGE POSITIONS
DUCT CONNECTOR
BLOWER
Blower and duct connector
in
horizontal discharge
position. (Factory shipped)
DUCTING
ROUND
DUCT*
(Vertical blower dischar ge)
DUCT CONNECTOR
Change
blower &
duct
connector
positions for
vertical
discharge.
BLOWER
Blower and duct connector
in
vertical discharge
position.
ROOF CAP
1
/
2
"
9
to
1
10
/
2
"
12¼"
Mounting brackets mounted
to top of sides of housing.
(Outlet parallel to joists.)
(
New or existing construction)
Mounting brackets flipped
over and mounted to top of
sides of housing.
(Outlet parallel to joists.)
(
New or existing construction)
WIRING OPTIONS
WIRING PLATE
POSITION
HORIZONTAL POWER
CABLE CONNECTION
Wiring plate mounts to side or top of housing.
12¼"
VERTICAL
POWER
CABLE
CONNECTION
10
11
3
/
4
to
3
/
4
* VCDD010C & VCDD015C use 6” round duct.
VCDD020C, VCDD025C & VCDD030C use 8” round duct.
Typical ductwork connection to a ventilator converted to
vertical discharge.
USE AND CARE
V entilator is designed for continuous operation. If desired, it ma y be
controlled using an on/off switch or a solid-state, variable speed
control. Follow wiring instructions packed with control, and adhere
to all local and state codes, and the National Electrical Code.
WARNING: To reduce the risk of electric shock,
disconnect from power supply before servicing.
To clean grille: Use appropriate vacuum attachment or remove
grille and clean with a soft cloth and mild soap or detergent. Dry
grille thoroughly before reinstalling.
To clean blower assembly: Remove grille, unplug blower from
housing, remove blow er mounting nuts, and carefully remove b lower
from housing. Use appropriate vacuum attachment or a soft cloth
and mild soap or detergent to clean blower discharge area and
wheel. DO NOT ALLOW WATER TO ENTER MOTOR. Make sure
blower assembly is completely dry before reinstalling.
Motor is permanently lubricated. Do not oil or disassemble motor.
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MODELS • VCDD010C • VCDD015C
VCDD020C • VCDD025C • VCDD030C
®
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SERVICE PARTS
KEY NO.PART NO. DESCRIPTION
1 97014725 Housing Assembly (VCDD010C &
VCDD015C)
97014726 Housing Assembly (VCDD020C,
VCDD025C, & VCDD030C)
2 97014728 Mounting Bracket (2 req.)
3 97014760 Damper Assembly (6” dia.)
97014761 Damper Assembly (8” dia.)
4 99150415 Screw, 8-18 x ¼ (12 req.)*
5 98005513 Wire Box Cover
6 99400035 Strain Relief Bushing
7 98005512 Wiring Plate
8 99150471 Ground Screw, 10-32 x ½ (2 req.)
9 97014774 Scroll Assembly (VCDD010C &
VCDD015C)
97014775 Scroll Assembly (VCDD020C,
VCDD025C, & VCDD030C)
10 98009399 Inlet Ring
11 99110805 Blower Wheel
12 99080481 Motor (VCDD010C)
99080482 Motor (VCDD015C)
99080483 Motor (VCDD020C)
99080484 Motor (VCDD025C)
99080485 Motor (VCDD030C)
13 99260558 Lock Nut, 8-32 (4 req.)*
14 99250959 Washer (4 req.)*
15 99100491 Grommet (4 req.)
Blower Assembly, Complete
(Includes Key Nos. 4 & 9-15)
97014800 (VCDD010C)
97014801 (VCDD015C)
97014802 (VCDD020C)
97014803 (VCDD025C)
97014804 (VCDD030C)
16 99260477 Nut, ¼-20 (6 req.)*
17 97006039 Wire Harness
18 99500390 Wrapper Insulation
19 99500391 Side Insulation (2 req.)
20 99420466 Insulation Mounting Clip
21 99110807 Grille
22 99420470 Grille Nut (2 req.)
23 99150472 Grille Mounting Screw (2 req.)
24 99150591 Screw, 10-16 x 7/8 (4 req.)*
SERVICE PARTS
4
1
19
25
9
13
3
7
23
16
4
6
17
18
15
14
16
20
4
20
8
5
12
2
25
19
4
10
11
BLOWER
ASSEMBLY
Order replacement parts by PART NO. - not by KEY NO.
* Standard hardware - may be purchased locally.
CARNES
448 S. MAIN STREET
VERONA, WISCONSIN 53593
21
24
11235
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