4
Typical Wiring
CAUTION
1. Disconnect all power before beginning installation to prevent electrical shock and equipment damage.
2. Installer must be a trained, experienced service person.
3. All wiring must comply with applicable local electrical codes, ordinances and regulations.
4. Maximum wire size is 18AWG.
2980 Stand-Alone Units (Figure 8)
1. Wire stand alone unit to appropriate power
supply and fire alarm.
2. Refer to data sticker for proper input voltage
and current specifications.
*
WARNING: Input power supply must
match circuit board voltage rating, either
24VAC/DC or 120VAC. (Refer to data
sticker)
3. Energize power supply.
4. Open door to hold-open point. Door should
hold open.
Figure 8
5. Depress on/off switch. Door should close and
latch.
6. Adjustment of spring power may be necessary
to ensure proper latching. See Final Adjustment
and Regulating Procedures section.
7. Depress on/off switch again. Open door to hold
open position; door will hold open.
3
2
1
Appropriate
Power
Supply*
Earth Ground
Negative (-)
Positive (+)
Opening for
Concealed Wiring
On/Off Switch
Terminal Strip for power
input connections
*WARNING
Optional Remote
Release Connection
*Data Sticker
5
A7396E 09/21
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whole or in part without the express written permission of SARGENT Manufacturing Company is prohibited.
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2900 FIREGUARD
®
Electromechanical Closer-Holder
Installation Instructions
2980 Hold-Open Swing Free Arm/Pull (Hinge) Side Mounting