MODEL
MAC-4
MULTIPLE APPLIANCE CONTROL
Copyright © 2000, Tjernlund Products, Inc. All rights reserved.
P/N 8504088
REV. A 4/00
OWNER INSTRUCTIONS, DO NOT DESTROY
Recognize this symbol as an indication of important Safety Information!
THESE INSTRUCTIONS ARE INTENDED AS AN AID TO QUALIFIED, LICENSED
SERVICE PERSONNEL FOR PROPER INSTALLATION, ADJUSTMENT AND
OPERATION OF THIS UNIT. READ THESE INSTRUCTIONS THOROUGHLY
BEFORE ATTEMPTING INSTALLATION OR OPERATION. FAILURE TO FOLLOW
THESE INSTRUCTIONS MAY RESULT IN IMPROPER INSTALLATION, ADJUST-
MENT, SERVICE OR MAINTENANCE POSSIBLY RESULTING IN FIRE, ELECTRI-
CAL SHOCK, CARBON MONOXIDE POISONING, EXPLOSION, OR PERSONAL
INJURY OR PROPERTY DAMAGE.
!
PLEASE READ CAREFULLY AND KEEP ON JOB
SITE FOR FUTURE REFERENCE.
For Interlocking Power Venters, Draft Inducers
IN-FORCERS or Dampers with up to four burners
TABLE OF CONTENTS
Cautions ..........................................................................................................................................................................1
Electrical Wiring
Electrical Specifications & Circuit Board Features .....................................................................................................1
Wiring to 24V Gas Equipment ...............................................................................................................................2, 3
Wiring to 115V Gas Equipment ..............................................................................................................................4, 5
Wiring to Millivolt Gas Equipment ..............................................................................................................................6
Wiring to Oil Equipment .....................................................................................................................................6, 7, 8
Safety Interlock Test ........................................................................................................................................................9
Replacement Parts & Warranty.......................................................................................................................................9
DESCRIPTION
The MAC-4 is used for wiring up to 4 heating appliances with Draft Inducers, Power Venters, IN-FORCERs or 115V Dampers. It is
suitable for any combination of 24 VAC and 115 VAC control systems for gas and oil burners.
TJERNLUND PRODUCTS, INC.
1601 Ninth Street • White Bear Lake, MN 55110-6794
PHONE (800) 255-4208 • (651) 426-2993 • FAX (651) 426-9547
Visit our web site • www.tjernlund.com
