User manual TJERNLUND MAC-4 CONTROL (DISCONTINUED) 8504088 REV A 0400

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Manual abstract: user guide TJERNLUND MAC-4 CONTROL (DISCONTINUED) 8504088 REV A 0400

Detailed instructions for use are in the User's Guide.

[. . . ] 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, ADJUSTMENT, SERVICE OR MAINTENANCE POSSIBLY RESULTING IN FIRE, ELECTRICAL SHOCK, CARBON MONOXIDE POISONING, EXPLOSION, OR PERSONAL INJURY OR PROPERTY DAMAGE. [. . . ] Terminal 4: Proven Hot Back to Gas Valve or Burner Motor 5 VDC Board Generated Power. APPLIANCE # 4 INTERLOCK (J4B) NOTE: Terminals 1-4 are in the reverse order from Appliances 1 & 2. PROVER (J5) 5 VDC Output to Fan Prover Switch. 1 HP MAX LOAD Terminals 3 & 4 1 HP MAX LOAD Terminals 3 & 4 NOTE: Terminals 1 - 4 are the same for Appliances 1, 2, 3 & 4 APPLIANCE # 3 INTERLOCK (J3B) NOTE: Terminals 1-4 are in the reverse order from Appliances 1 & 2. APPLIANCE # 2 INTERLOCK (J2B) 1 HP MAX LOAD Terminals 3 & 4 1 HP MAX LOAD Terminals 3 & 4 1 MAC-4 WIRED WITH 24V GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER (MOTOR LOAD UP TO 1 H. P. ) MAC-4 WIRED WITH 24V GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER WITH A 950-1067 POST-PURGE TIMER/RELAY (VENTER MOTOR LESS THAN 4. 4 AMPS) 2 MAC-4 WIRED WITH 24V GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER OR IN-FORCER (MOTOR LOAD GREATER THAN 1 H. P. ) MAC-4 WIRED WITH 24V GAS APPLIANCES AND MULTIPLE TJERNLUND POWER VENTERS, DRAFT INDUCERS OR IN-FORCERS (IF INDIVIDUAL OR COMBINED MOTOR LOAD EXCEEDS 1 H. P. , SEE DIAGRAM ABOVE FOR EXAMPLE OF ISOLATION RELAY WIRING) 3 MAC-4 WIRED WITH 115V GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER (MOTOR LOAD UP TO 1 H. P. ) MAC-4 WIRED WITH 115V GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER WITH A 950-1067 POST-PURGE TIMER/RELAY (VENTER MOTOR LESS THAN 4. 4 AMPS) 4 MAC-4 WIRED WITH 115V GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER OR IN-FORCER (MOTOR LOAD GREATER THAN 1 H. P. ) MAC-4 WIRED WITH 115V GAS APPLIANCES AND MULTIPLE TJERNLUND POWER VENTERS, DRAFT INDUCERS OR IN-FORCERS (IF INDIVIDUAL OR COMBINED MOTOR LOAD EXCEEDS 1 H. P. , SEE DIAGRAM ABOVE FOR EXAMPLE OF ISOLATION RELAY WIRING) 5 MAC-4 WIRED WITH MILLIVOLT GAS APPLIANCES AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER (MOTOR LOAD UP TO 1 H. P. ) MAC-4 WIRED WITH OIL-FIRED EQUIPMENT AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER (MOTOR LOAD UP TO 1 H. P. ) 6 MAC-4 WIRED WITH OIL-FIRED EQUIPMENT AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER, IN-FORCER OR 115V DAMPER WITH A 950-1067 POST-PURGE TIMER/RELAY (VENTER MOTOR LESS THAN 4. 4 AMPS) MAC-4 WIRED WITH OIL-FIRED EQUIPMENT AND TJERNLUND SIDESHOT MODEL SS1 OR SS2 ! WARNING REMOVE FACTORYINSTALLED JUMPER ON SS1 OR SS2 7 MAC-4 WIRED WITH OIL-FIRED EQUIPMENT AND ONE TJERNLUND POWER VENTER, DRAFT INDUCER OR IN-FORCER (MOTOR LOAD GREATER THAN 1 H. P. ) MAC-4 WIRED WITH OIL-FIRED EQUIPMENT AND MULTIPLE TJERNLUND POWER VENTERS DRAFT INDUCERS OR IN-FORCERS (IF INDIVIDUAL OR COMBINED MOTOR LOAD EXCEEDS 1 H. P. , SEE DIAGRAM ON BOTTOM OF PAGE 7 FOR EXAMPLE OF ISOLATION RELAY WIRING) 8 SAFETY INTERLOCK TEST 1. Adjust each individual appliance thermostat or aquastat to call for heat. Determine that the Power Venter, Draft Inducer or IN-FORCER operates before the gas valve or burner motor becomes energized. This will open circuit to the Prover(s) and interrupt the 5 VDC supplied by the MAC-4 board. Adjust each individual appliance thermostat or aquastat to call for heat. The Power Venter, Draft Inducer or IN-FORCER motor should turn on but the appliance gas valve or burner motor should not be energized with the prover(s) circuit disconnected. DO NOT OPERATE AN APPLIANCE THAT OPERATES WITH THE PROVER CIRCUIT DISCONNECTED!Reconnect the Prover(s) circuit to terminal 2 on Prover terminal block (J5). Follow Power Venter or Draft Inducer instruction guidelines on combustion air testing. warrants the components of its products for one year from date of installation. 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. This warranty DOES NOT cover the complete MAC-4 if it is operative, except for the defective part. will issue credit or provide a free part to replace one that becomes defective during the one year warranty period. If the part is over 18 months old, proof of date of the installation in the form of the contractor sales/installation receipt is necessary to prove the unit has been in service for under one year. All receipts should include the date code of the MAC-4 to ensure that the defective component corresponds with the complete unit. 1. ) If unable to determine faulty component, contact your Tjernlund distributor or Tjernlund Products Technical Customer Service Department at 1-800-255-4208 for troubleshooting assistance. [. . . ] Some states do not allow limitation on how long an implied warranty lasts, so that limitation may may not apply to you. In addition, some states do not allow the exclusion or limitation of incidental or consequential damages, so that above limitation or exclusion may not apply to you. This warranty gives you specific legal rights and you may also have other rights which may vary from state to state. [. . . ]

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