Carrier 58MEB Installation, Start-up, And Operating Instructions Manual

Also see for 58MEB: Owner's manual

-- 58 --2. Remove outer furnace door and disconnect inducer motorfrom wire harness.3. Turn on 115-v power to furnace.R Y W G10 TURNSTHERMOSTAT SUBBASETERMINALS WITHTHERMOSTAT REMOVEDHOOK-AROUNDVOLT/AMMETEREXAMPLE: 5.0 AMPS ON AMMETER10 TURNS AROUND JAWS = 0.5 AMPS FOR THERMOSTAT SETTINGFROM UNIT 24-VOLTTERMINAL BLOCKA80201Fig. 58 -- Amp Draw Check with Ammeter4. Set thermostat to “call for heat” and wait 1 minute. Whenpressure switch is functioning properly, hot surface ignitershould NOT glow, and control status code LED flashes aStatus Code 31. If hot surface igniter glows when inducermotor is disconnected, shut furnace down immediately.Determine reason pressure switch did not functionproperly and correct condition.5. Turn off 115-v power to furnace.6. Reconnect inducer motor leads, reinstall main furnacedoor, and turn on 115-v power supply.Step 7—Checklist1. Put away tools and instruments. Clean up debris.2. Verify flame-rollout manual reset switch has continuity.3. Verify that blower and main outer access doors areproperly installed.4. Cycle test furnace with room thermostat.5. Check operation of accessories per manufacturer’sinstructions.6. Review User’s Guide with owner.7. Leave literature packet near furnace.

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