W i r i n g, Wire routing – LiftMaster LM21AFCB Advance Fire Control Release Device User Manual

Page 5

W I R I N G

POWER WIRING CONNECTIONS

This device is designed to be used on motorized doors
incorporating a reversing feature safety edge. Verify wiring
configuration with that recommended by door manufacturer for
use of this product with specific door and accessories being
utilized.

1. Confirm power source for adequate voltage of 108 to 132Vac.

2. Disconnect power at fuse box to the release device and door

operator before continuing.

3. Connect 120Vac (single phase) power source inputs to

terminals L1 (line) and L2 (neutral) of the power strip. The
third position is used for earth ground. NOTE: Do not apply
incoming power or connect battery at this point.

WIRE ROUTING

To reduce the risk of SEVERE INJURY or DEATH:
• ALL electrical connections MUST be made by a qualified

individual.

• Disconnect power at the fuse box BEFORE proceeding. Release

device MUST be properly grounded and connected in
accordance with local electrical codes.

• Installation of ALL wiring and connections, including Class 1

and Class 2 circuits, shall be performed in accordance with,
but not limited to, the latest NFPA, UL and N.E.C. standards
and codes. In addition, ALL installations subject to Canadian
standards shall be performed in accordance with the Canadian
Electrical Code, Part I, with respect to wiring material type,
wiring gauge related to power capacity requirements and
circuit length and wiring methods.

• ALL power wiring should be on a dedicated circuit and well

protected. The location of the power disconnect should be
visible and clearly labeled.

• ALL power and control wiring MUST be run in separate

conduit.

• A reversing edge MUST be installed on ALL motorized doors

BEFORE proceeding with the installation.

ATTENTION

AVERTISSEMENT

WARNING

CAUTION

WARNING

PRECAUCIÓN

ADVERTENCIA

L1L2

Mechanical Reset
Plunger

Ground

Option
DIP Switch

Power
Strip

High Voltage
Wiring

Low Voltage
Wiring

Voice Board
Wiring

Annunciator
Wiring with
Sleeving

PARTS KIT

Refer to Wiring section for proper application of these parts.

LM2AG2AMP

2.2k Ohm Resistor

LMEOLRES-2-2