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TECHNICAL SUPPORT

North America

Tel: (888) Mircom5

(888) 647-2665

International

Tel: (905) 647-2665

Canada - Head Office

 

25 Interchange Way, Vaughan, Ontario, L4K 5W3 

Tel: (905) 660-4655, Fax: (905) 660-4113 

 

USA 

4575 Witmer Industrial Estates, Niagara Falls, NY 14305 

Tel Toll Free: (888) 660-4655, Fax Toll Free: (888) 660-4113 

 

Website: www.mircom.com

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MIR-65 Series Smoke & Heat Detectors

Installation Instructions

General

These instructions apply to the 6” E-Z Fit base, part no MSB-65B, for installing 

MIR-65 Series smoke and heat detectors.

Installation

These products must be installed in accordance with the applicable NFPA standards, 

local codes and jurisdictional authorities. Failure to follow these instructions 

may result in failure of the detectors to report an alarm condition. Mircom is not 

responsible for detectors which are improperly installed, maintained and tested.

Before installing these products check the continuity, polarity and insulation 

resistance of all wiring. Check that siting is in accordance with the fire system 

drawings and conforms to all applicable local codes such as NFPA 72. 

Use 3” octagonal box for direct connection to the base. 4” octagonal and 4” square 

boxes may be used with proper UL listed mounting brackets. When mounting on 

a wall, install 4” to 12” from the ceiling. Use 3M Weatherban 606 Non-Flammable 

sealing compound (or equivalent) to seal field wiring conduit opening in the electrical 

box, this will reduce the stacking effect. Secure the base to the electrical box with 

appropriate screws. Do not overtighten the screws. The raised mark on the side of 

the base indicates the direction of the detector LED when fitted. Connect the shield, if 

required, to the SHIELD terminal on the base.

LT-949 Rev.2

September 2010

39214-244/Issue 1

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