Owner manual

ManualsBrandsTjernlund ManualsEquipment950-0484 Mac-3 (Discontinued - No longer available) Board Kit 8505009 Rev. 08/00

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

Optional Limit (Spill Switch)

Used in conjunction with Optional Alarm

Sequencer

115 VAC Proven “HOT” From Fan Prover

115 VAC Neutral To Inducer / Venter / IN-FORCER

115 VAC “HOT” To Inducer / Venter

/ IN-FORCER motor & Fan Prover

Auxiliary Operation Switch

(i.e. Manual or Gas Pressure)

115 VAC Input From Disconnect Switch

Aux. Motor in parallel with H & N used for

additional Power Venter, Inducer, IN-FORCER

Aux. Prover contacts in series with H & PH

contacts on output terminals

Appliance # 2

Interlock

Appliance # 1

Interlock

Appliance # 3

Interlock

Aux. Limit switch in series with

optional limit on terminal strip

Optional Alarm Sequencer proves Fan

Prover Operation (not limit operation)

MAC-3 CIRCUIT BOARD FEATURES

P/N 950-0484 MAC-3 CIRCUIT BOARD REPLACEMENT KIT INSTRUCTIONS

FOR REPLACEMENT ON IN-FORCER MODELS PAI-3,4 WITH CIRCUIT BOARD BUILT IN

Disconnect power supply before making wiring connections to prevent electrical shock and equipment damage.

1. Jumper wire provided must be installed on optional limit location if it is not being utilized.

2. Blue and Yellow wires from Fan Prover must be connected to Auxiliary Prover (3 & 4) contacts.

3. Red wires from High Limit must be connected to Auxiliary Limit (9 & 0) contacts.

4. Gray wires from Alarm Sequencer must be connected to Alarm Sequencer (5 & 6) contacts.

Black and White wires from Alarm Sequencer must be connected to Alarm Sequencer (7 & 8) contacts.

IMPORTANT: Jumper wire must be installed across H & PH terminals when IN-FORCER Fan Prover is wired into Auxiliary Prover (3 & 4)

contacts. It is not necessary to wire the Fan Prover in series with the H & PH terminals as shown in the MAC-3 Instructions enclosed when the

Prover is wired in series with the Auxiliary Prover (3 & 4) contacts. All Fan Provers must be wired in series with the H & PH or Auxiliary Prover

(3 & 4) contacts. Do not put jumper wire across H & PH terminals if Prover circuit is installed across those terminals.

FOR REPLACEMENT ON MAC-3 CONTROLLER

Disconnect power supply before making wiring connections to prevent electrical shock and equipment damage.

1. Jumper wire provided must be installed on optional limit location if it is not being utilized.

2. Jumper wires provided must be installed on Auxiliary Prover terminals (3 & 4) and Auxiliary Limit terminals (9 & 0)

if they are not being utilized.

3. For detailed wiring see MAC-3 Instructions enclosed P/N 8504043.

Summary of content (9 pages)

PAGE 1
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 P/N 950-0484 MAC-3 CIRCUIT BOARD REPLACEMENT KIT INSTRUCTIONS FOR REPLACEMENT ON IN-FORCER MODELS PAI-3,4 WITH CIRCUIT BOARD BUILT IN Disconnect power supply before making wiring connections to prevent electrical shock and equipment damage. 1. 2. 3. 4.
PAGE 2
TJERNLUND PRODUCTS, INC. REV. A 5/99 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 MODEL MAC-3 MULTIPLE APPLIANCE CONTROL For Interlocking one Power Venter, Draft Inducer IN-FORCERTM or Damper with up to three burners TABLE OF CONTENTS Cautions .................................................................................................................................................................
PAGE 3
CAUTIONS 1. Failure to install, maintain and/or operate the MAC-3 in accordance with manufacturer’s instructions may result in conditions that can produce bodily injury and property damage. 2. The safety interlock and system operation performance checks must be performed on each appliance interlocked with the MAC-3 in accordance with the Power Venter, Draft Inducer, IN-FORCER or Damper installation instructions.
PAGE 4
OUTPUT POWER VENTER, DRAFT INDUCER, IN-FORCER & DAMPER WIRING WITH THE MAC-3 When wiring the MAC-3 with a Tjernlund Power Venter without a post-purge Timer/Relay only the Fan Proving Switch and motor leads are utilized for wiring. If you are wiring with a post purge Timer/Relay see wiring on bottom of page 2. Our HSUL Series, GPAK-J/1 Series and Commercial HS-3,4,5 Series utilize our part # 950-1040 relays which can be plugged into the MAC-3 for 24V control systems.
PAGE 5
MAC-3 WIRED WITH A TJERNLUND MODEL SS1 OR SS2 SIDESHOT® VENT SYSTEM MAC-3 WIRED WITH A POWER VENTER, DRAFT INDUCER OR IN-FORCER WITH A MOTOR GREATER THAN 9 AMPS TJERNLUND MODELS INCLUDE THE XL DRAFT INDUCER, HS-5 POWER VENTER & PAI-7 IN-FORCER 3
PAGE 6
BURNER INPUT WIRING WITH THE MAC-3 The diagrams included with these instructions depict two burners interlocked with the MAC-3 . To wire a third burner to the MAC-3, purchase the proper control voltage plug-in relay and wire according to the diagram suited for that application.
PAGE 7
MAC-3 WIRED WITH UP TO THREE OIL BURNERS WITH R8184G CONTROLS - BURNER MOTOR LESS THAN 7 AMPS MAC-3 WIRED WITH UP TO FIVE 24V GAS BURNERS AND ONE POWER VENTER, DRAFT INDUCER OR IN-FORCER 5
PAGE 8
MAC-3 WIRED WITH A POWER VENTER OR DRAFT INDUCER AND A COMMERCIAL IN-FORCER MAC-3 CIRCUIT BOARD WIRING SCHEMATIC 6
PAGE 9
LIMITED PARTS WARRANTY AND CLAIM PROCEDURE Tjernlund Products, Inc. warrants the components of its products for one year from date of installation. This warranty covers defects in material and workmanship. This warranty does not cover normal maintenance, transportation or installation charges for replacement parts or any other service calls or repairs. Products that are tampered with, damaged, or defective due to malfunctioning appliances are not covered under this warranty.