Delta VFB25AD User Manual

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INSTALLATION AND OPERATING INSTRUCTIONS
VENTILATION SYSTEM
MODELS: VFB25AX / VFB25AD / VFB25AC
VFB25AEH / VFB25ADH / VFB25ACH
READ AND SAVE THESE INSTRUCTIONS
General Safety Information
1. Do not install this ventilating fan where air temperature may
exceed 40°C (104°F).
2. Make sure that the electric service supply voltage is AC 110~220V,
50~60Hz.
3. Follow all local electrical and safety codes, as well as the Nation
Electrical Code (NEC) and the Occupation Safety and Healthy
Act (OSHA).
4. Always disconnect the power source before working on or near
the ventilating fan, motor or junction box.
5. Protect the power cord from sharp edges, oil, grease, hot surfaces,
chemicals or other objects.
6. Do not kink the power cord.
7.
in Fig. A.
8. Provide suction parts with proper ventilation.
9. This unit is UL listed for use over a bathtub or shower when
installed in a GFCI protected branch circuit.
10. These ventilating fans are intended for residential usage only.
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 any questions, contact the manufacturer.
2. Before servicing or cleaning unit, switch power o
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.
person(s) in accordance with all applicable codes and standards,
4.
to prevent back drafting. Follow the heating equipment
manufacturers 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 local code authorities.
5. When cutting or drilling into wall or ceiling, do not damage
electrical wiring and other hidden utilities.
6. Ducted ventilating fan must always be vented to the outdoors.
7. 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 Circuit Interrupter) – protected branch
circuit.
8. These models are UL listed for tub and shower enclosures.
9. Do not use this unit with any other solid-state control device.
Solid-state controls may cause harmonic distortion, which can
cause motor humming noise.
10.
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.
11. NEVER place a switch where it can be reached from a tub
or shower.
12. Not to be installed in a ceiling thermally insulated to a value
greater than R40 (This is required for installation in Canada only).
CAUTION
1. For general ventilating use only. Do not use to exhaust hazardous
or explosive materials and vapors.
2. Not for use in cooking area (Fig. B).
3. This product must be properly grounded.
Turning angle too large Duct shrink
Too many elbows Elbow near the body
Body
Fig. A
Fig. B
Fig. B
Fl oor
Cooling Area
1
Coolin g
Equipment
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Summary of Contents

Page 1 - Equipment

INSTALLATION AND OPERATING INSTRUCTIONSVENTILATION SYSTEMMODELS: VFB25AX / VFB25AD / VFB25AC VFB25AEH / VFB25ADH / VFB25ACH READ AND SAVE THESE INS

Page 2 - B. Install with Joist

SUPPLIED ACCESSORIESPart Name Appearance QuantityGrille 1Long Screw (M4x25)6Screw (M4x12)3Suspension Bracket (155mm)1Suspension Bracket (300mm)1Susp

Page 3 - JoistJoist

3. Type II – 16 inches between joists 3-1. Insert the suspension bracket into the bracket cover of adaptor side and the back of the fan body. 3-2.

Page 4 - (Purchase separately)

7. Connect Wiring 7-1. Follow all local electrical and safety codes. 7-2. NEVER place a switch where it can be reached from a tub or shower. 7-3. Co

Page 5 - Wood Frame

Wood FrameWood FrameDuct ConnectorTaping ScrewTaping ScrewOutsideGradient1°~2°Inspection HoleGrillGrillSpringSlotsGroundNeutralLiveOOnSwitch Box (Pur

Page 6 - Joist Mounting Install

SuspensionBracket ISuspensionBracket ISuspensionBracket IIISuspensionBracket IISuspensionBracket IIBodyType I -12 inchs between joistsType II -16 inch

Page 7

Delta Electronics Inc.(“ Delta Electronics” ) warrants to the original consumer purchaser in the USA that the Breez ventilation fan products will be f

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