Greenheck MP-100A Installation, Operation And Maintenance Manual

Motor pack electric actuators with spring return for use with wd-100 series dampers

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Installation, Operation and Maintenance Manual

Please read and save these instructions for future reference. Read carefully before attempting to assemble, install,

operate or maintain the product described. Protect yourself and others by observing all safety information. Failure

to comply with these instructions will result in voiding of the product warranty and may result in personal injury

and/or property damage.

Electric actuators with spring return for use

with WD-100 series dampers

Motor Pack Contents

1. Actuator

2. Actuator Bracket

3. Actuator Arm Assembly

4. Connecting Links

5. Actuator Spring

6. 1/4-20 Screws and Nuts

7. #10 Screws and Nuts

All necessary hardware included

Electrical Guidelines

All wiring shall be done in accordance with the

National Electrical Code ANSI/NFPA-70 latest edition,

any local codes that may apply, and wiring diagrams

developed in compliance with the job or project

design and specifications.

Attention

Electrical input may be needed for this equipment.

This work should be performed by a qualified

electrician. Verify power before wiring actuator.

Greenheck is not responsible for any damage to, or

failure of the unit caused by incorrect field wiring. To

avoid causing death or serious bodily harm to building

occupants, follow all instructions carefully. Dampers

must close completely to preserve the integrity of the

fire smoke separation.

Document 463548

MP-100A Motor Pack

MP100A motorpack

Page 1 This work should be performed by a qualified electrician. Verify power before wiring actuator. Greenheck is not responsible for any damage to, or failure of the unit caused by incorrect field wiring. To avoid causing death or serious bodily harm to building occupants, follow all instructions carefully.
Page 2 Installation Instructions 1. The MP-100A motor pack is designed for installation on model WD-100 series backdraft dampers only. When properly installed, the damper will be horizontally mounted (air flow up) and the motor pack will be above the damper. 2. Attach connection link(s) to the damper link using the #10 hardware along with the bronze bushing(s), see Detail B.
Page 3 Typical Wiring Diagrams Wiring diagrams are shown for motor packs and dampers installed with power ventilator fan equipment with single speed motor. The damper will open when the fan is on and close when the fan is off. For connection to two-speed fan motors or for other control sequences consult the factory.
Page 4 As a result of our commitment to continuous improvement, Greenheck reserves the right to change specifications without notice. Product warranties can be found online at Greenheck.com, either on the specific product page or in the literature section of the website at Greenheck.com/Resources/Library/Literature.