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IS183-12H

J&D Manufacturing • 6200 Hwy 12 • Eau Claire, WI 54701 • 1-800-998-2398 • www.jdmfg.com 

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4a

4b

Attach all (14) shutter clips with a rivet gun using (14) 3/16” rivets and 

(14) 3/16” backup washers. Review the illustrations below for placement 

and assembly.   

Fan

Flange

Shutter 

Clip

Rivet

Backup Washer

Rivet

Backup Washer

Fan

Flange

Shutter 

Clip

4

5

From the inside of your structure, rotate the fan housing until the motor is 

located in the lower right corner. Insert fan housing into the finished 

opening and secure to structure using suitable fasteners and washers (not 

included).

Interior 

of structure

Exterior 

of structure

ALL ELECTRICAL WORK SHOULD BE 

COMPLETED BY QUALIFIED PERSONNEL AND 

MEET NATIONAL, REGIONAL AND LOCAL CODES

Airflow

Airflow

Airflow

Airflow

Swivel top and side shutter clips open. Set bottom shutter flange between 

housing flange and bottom shutter clips. Secure shutter by swiveling top 

and side shutter clips over shutter flange.

7

PROVIDING POWER TO FAN

• Wiring should only be performed by a trained electrician to prevent 

   injury or death.
• Install manual disconnect switch inside building adjacent to fan.
• Route wire to motor with drip loop and secure. 

   Drip loop will drain accumulated moisture away from the motor.
• Configure internal wires to match supply voltage and wire according 

 

        to motor nameplate. Test to verify correct rotation.

 

    • Only permit power to unit when guard and motor’s cover 

 

       plate is properly installed to prevent injury.

6

Summary of Contents for JD-VMSA72N

Page 1: ...t is found to be defective Our warranty applies to materials only and does not include return freight delivery loss or damage to personal property cost of removal or installation any incidental or consequential damages or labor This warranty does not apply to products which are misused abused altered improperly installed or subject to negligence All warranties must be approved through our warranty...

Page 2: ...e venturi opening and secure top of guard to top of venturi by inserting a 5 16 Phillips Truss Bolt through guard mounting foot then through recently drilled hole in venturi Secure with a 5 16 Nylock Nut Do the same for the bottom guard mounting foot Do not tighten nuts and bolts at this time Nut Cone Guard Mounting Foot Bolt Assembly Side View 1 2 Mark all remaining guard footing locations 1 from...

Page 3: ...L ELECTRICAL WORK SHOULD BE COMPLETED BY QUALIFIED PERSONNEL AND MEET NATIONAL REGIONAL AND LOCAL CODES Airflow Airflow Airflow Airflow Swivel top and side shutter clips open Set bottom shutter flange between housing flange and bottom shutter clips Secure shutter by swiveling top and side shutter clips over shutter flange 7 PROVIDING POWER TO FAN Wiring should only be performed by a trained electr...

Page 4: ...pleted by a qualified technician For maximum efficiency and fan life keep the following free from dirt and dust shutter louvres blades motor and guard The totally enclosed air over motor has sealed ball bearings and does not require additional lubrication Housing drainage holes as shown below need to be kept free from debris to allow water from cleaning or weather to drain drainage holes 6200 Hwy ...

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