Air Specialties Express VCDD090C User manual

CAUTION
MODELS
VCDD090C • VCDD150C
Page 1
READ AND SAVE THESE INSTRUCTIONS
TO REDUCE THE RISK OF FIRE, ELECTRICAL SHOCK, OR
INJURY TO PERSONS, OBSERVE THE FOLLOWING:
1. Use this unit only in the manner intended by the manufac-
turer. 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 exhaust-
ing 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 or 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.
1. For general ventilation use only. Do not use to exhaust
hazardous or explosive materials and vapors.
2. To avoid motor bearing damage and noisy and/or unbal-
anced impellers, keep drywall spray, construction dust, etc.
off power unit.
3. Please read specification label on product for further
information and requirements.
WARNING
CEILING/WALL-MOUNT
VENTILATORS • 120V
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”

MODELS
VCDD090C • VCDD150C
Page 2
TYPICAL INSTALLATION TYPICAL INSTALLATION
MOUNTING (New Frame Construction)
Factory-shipped unit installed in new construction.
MOUNTING (Existing Frame Construction)
Factory-shipped unit installed in existing construction.
Two ways to connect ductwork to a factory-shipped unit.
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.
WIRING
Ventilator can be wired from outside of housing.
Use UL approved connectors to wire per local codes.
DUCTING (Horizontal Blower Discharge)
12” ROUND DUCT 8” X 12” TO
12” ROUND
TRANSITION
GRILLE
SCREW
MOUNTING
BRACKETS
factory-shipped
in position for
½” ceiling
material.
CEILING
JOIST
(24” centers
shown)
GRILLE
(Install after ceiling is finished)
Ventilator
factory-shipped
in horizontal
discharge
position.
CEILING
JOIST
(24” centers
shown)
GRILLE
SCREW
GRILLE
FINISHED
CEILING
MATERIAL
MOUNTING BRACKETS
factory-shipped in position
for ½” ceiling material.
BLACK
TO
BLACK
WHITE
TO
WHITE
GROUND TO
WIRING PLATE
EDGE
OF HOUSING
WIRING
PLATE
120 VAC LINE IN
ROOF CAP
12”
ROUND
DUCT
12” ROUND
ELBOW
WALL
CAP
MOUNTING
SCREW
12” ROUND
DUCT
8” X 12”
TO 12” ROUND
TRANSITION
GRILLE NUT
(Install into square
holes in housing)
8” X 12” TO
12” ROUND
TRANSITION
Ventilator factory-shipped
in horizontal
discharge position.
GRILLE NUT
(Install into
square holes
in housing)

MODELS
VCDD090C • VCDD150C
Page 3
MOUNTING OPTIONS DUCTING OPTIONS
DUCTING (Vertical Blower Discharge)
BLOWER DISCHARGE POSITIONS
Typical ductwork connection to a ventilator
converted to vertical discharge.
USE AND CARE
Ventilator is designated for continuous operation. If desired, it
may 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 blower mounting nuts, and carefully remove
blower from housing. Use appropriate vacuum attachment or a
soft cloth and mild soap detergent to clean blower discharge
area and wheel. NO 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.
Ventilator shown in
horizontal discharge
position. (Factory-shipped)
Ventilator shown in
vertical discharge position.
(Change movable panel to
new location as shown.)
WIRING OPTIONS
Wiring plate mounts to side or top of housing.
WIRING PLATE
POSITION
Mounting brackets in
factory-shipped position -
mounted directly to joist.
(Outlet parallel to joists.)
(New construction)
Mounting brackets flipped
over and mounted to
additional framing.
(Outlet parallel to joists.)
(New or existing construction)
Mounting brackets flipped
over and mounted to
additional framing.
(Outlet vertical.)
(New or existing construction)
Mounting brackets flipped
over and mounted to
top of housing. Housing
secured with cables.
(Outlet parallel to joists.)
(New or existing construction)
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. DUCT
CONNECTOR
(this side)
MOVABLE
PANEL
ROOF CAP
12” ROUND DUCT
HORIZONTAL POWER
CABLE CONNECTION
VERTICAL
POWER
CABLE
CONNECTION
8” X 11” TO
12” ROUND
TRANSITION
DUCT
CONNECTOR
(this side)
MOVABLE
PANEL
(Change to
this location)

448 S. Main Street
Verona, Wisconsin 53593
KEY NO. PART NO. DESCRIPTION
1 97014852 Damper Flap
2 99150415 Screw, #8B x ¼ (10 req.)*
3 98009520 Duct Connector
4 97014784 Housing Assembly
5 97014728 Mounting Bracket (2 req.)
6 99150591 Mounting Screw (4 req.)
7 97006142 Wire Harness
8 99150471 Ground Screw, #10-32 x ½ (2 req.)*
9 98005512 Wiring Adapter Plate
10 99420466 Insulation Mounting Clip (16 req.)
11 99420470 Grille Nut (4 req.)
12 98009518 Movable Housing Panel
13 93150487 Screw, #10-24 x .375 (8 req.)*
14 98005513 Outlet Box Cover
15 99400035 Strain Relief Bushing
16 99500394 Insulation, Front
17 99500393 Insulation, Base
18 99500395 Insulation, Back
19 97014788 Motor Bracket
20 99260477 Whiz Nut, ¼-20 (11 req.)*
21 99200202 Screw, ¼-20 x ½ (5 req.)*
22 97014785 Blower Scroll
23 99080490 Motor (VCDD090C)
99080491 Motor (VCDD150C)
24 93260447 Nut, Hex Flange 5/16-18 (5 req.)*
25 98009516 Support Bracket
26 99680019 Wheel Clamp
27 99020274 Blower Wheel (includes Key No. 26)
28 98009514 Inlet Ring
29 99150417 Screw, #8-18 x ¼ (5 req.)*
30 98009513 Scroll Support Channel
+ 97014848 Blower Assembly Complete (VCDD090C)
(Includes Key Nos. 19 thru 30)
97014849 Blower Assembly Complete (VCDD150C)
(Includes Key Nos. 19 thru 30)
31 98009522 Grille
32 99150472 Grille Screw (4 req.)
Order replacement parts by PART NO. - not by KEY NO.
* Standard hardware - may be purchased locally.
+ Not shown assembled.
ASX-11237
MODELS
VCDD090C • VCDD150C
Page 4
SERVICE PARTS SERVICE PARTS
BLOWER
ASSEMBLY