Delta VFB24ACTH User manual

Ventilation Fan Model VFB24ACTH VFB24ADTH VFB24AXTH

PLEASE READ THESE INSTRUCTIONS CAREFULLY AND RETAIN THIS BOOKLET FOR

REFERENCE

Please use this product according to the installation and

operating instructions. If you have any problem or question,

please contact the manufacturer.

Disconnect device shall be incorporated in the building

installation wiring.

Switch power off and disconnect power source before

installation or maintenance to prevent from power been

switched on accidentally. If cannot discount power

source,

securely fasten a prominent warning device,

such as a

caution label, to the power switch

Installation work and electrical wiring must be done by

qualified person(s) in accordance with all applicable

codes

and standards, including fire-rated construction.

Must prevent the back-flow of gasses into the room from

the open-flue of gas.

When open the package or install the device, please be

careful to avoid damage product and accessories.

Please install circuit breaker if this product is to be installed

in the bathroom or place risk to have water come in.

NEVER place a switch where it can be reached from a tub

or shower.

Do not install this fan in the place where the temperature

above 40°C

To reduce the risk of injury to persons, install this product

least 2.3m above the floor

Do not install this product in the place near flame.

This product is for general ventilating use only. Do not use

to exhaust hazardous or explosive materials and vapors.

Do not install this product in the place where ducts are

configured as shown in Fig. 1.

Do not install this product in the place with steam.

Install this product securely to prevent from abnormal

sound happen.

An appropriate air intake is required.

Provide inspection and future maintenance access at a

location that will not interfere with installation work.

Do not install this product near the cooking equipment.

(Fig. 2)

VFB24ACTH VFB24ADTH VFB24AXTH 240 × 240

Fan Body Installation

Make wooden frame by using 30mm square of wood and

install to the ceiling joist.

Install duct connector with wooden frame by using tapping

screws.

Install the fan body into the wooden frame and assemble

with the duct connector. Secure fan body and wooden

frame by using tapping screw.

Ventilation Fan Model VFB24ACTH VFB24ADTH VFB24AXTH

Duct Connector

Insert the duct into the duct connector and tape all

ductworks connection to make them secure and air tight.

Install the duct with a gradient 1°-2° to the outside.

Connect Wiring

The Follow all local electrical and safety regulation

NEVER place a switch where it can be reached from a tub

or shower

VFB24ACTH, VFB24ADTH connect wires as shown in

wiring diagrams. (Fig.3)

VFB24AXTH connect wires as shown in wiring diagrams.

(Fig.4)

Please install all-poles disconnection device with 3mm

contact gap

Test Run and Grille Attachment

When the product power on, check for abnormal vibration

or sound.

Insert the mounting springs into the slots and mount the

grille to the fan unit

Operation

Turn on the power switch to operate ON or OFF.

When turn on the power, fan will operate in full speed

mode (LED indicator light is AMBER). To change to low

speed mode, turn on the low speed switch and fan will

operate low speed (LED indicator light is GREEN). (Only

for

VFB24AXTH)

WARNING: Disconnect power source before working on unit.

Routine maintenance must be done every year.

CAUTION

Never use petrol, benzene, thinner or any other such

chemicals for cleaning the ventilation fan.

Do not allow water to enter motor.

Do not soak resin parts in water over 60°C

Wipe the dust off the grille with a soft cloth with dampened

non-abrasive kitchen detergent.

When product power on, please do not put your fingers

inside the grille to avoid injury.

Do not spray product with water, which can cause motor

malfunction.

Stop operating and switch off the power when abnormal

situation (burning smell and others). If continue operating

in abnormal situation, it might cause fire due to heating and

electric shock.

Repairing should be served by authorized person(s) to

prevent the fire or any electric shock. Please contact with

your dealer or our contact center.

Unit mm

Supplied accessories: 5 tapping screws (ø4×25)

Model Voltage

(V) Frequen

cy (Hz)

Power

Consumption

(W)

Air Flow

/h)

Static

Pressure

(Pa)

Noise

(dB) Remark

VFB24ACTH 220 50 7.0 160 127 33 Single speed

VFB24ADTH

11.0

200

215

Single speed

VFB24AXTH

220 50

7.0

160

127

Low speed

11.0

200

215

High speed

VFB24ACTH VFB24ADTH VFB24AXTH

9. 40

10. 2.3

11.

12.

13.

14.

15.

16.

17.

18. ( )

45°

( )

VFB24ACTH VFB24ADTH VFB24AXTH 240 X 240

1-1. 30

1-2.

1-3.

2-1.

2-2. 1~2

VFB24ACTH VFB24ADTH VFB24AXTH

3-1.

3-2.

3-3. VFB24ACTH, VFB24ADTH ( )

3-4. VFB24AXTH ( )

3-5. 3

4-1.

4-2.

5-1.

5-2.

3. 60

3. ( )

(

4 x 25) 5

(V)

(Hz)

(W)

/h)

(Pa)

(dB)

VFB24ACTH

220 50

7.0 160 127 33

VFB24ADTH 11.0 200 215 38

VFB24AXTH 7.0 160 127 33

11.0 200 215 38

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