York

3 field manuals · 7 error codes · 0 guides

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Furnace

York furnaces

Manual · Furnace

80% gas forced-air furnace: field service manual

Non-condensing (about 80% AFUE) induced-draft gas furnaces with hot surface ignition and an integrated control board; metal flue vent

6 components3 common failuresCarrier, Bryant, Payne, Goodman, Amana, Daikin, Trane, American Standard, Lennox, Rheem, Ruud, York, Coleman, Heil, Tempstar, Comfortmaker
Manual · Furnace

90%+ condensing gas furnace: field service manual

High-efficiency condensing furnaces (about 90-98% AFUE) with a secondary heat exchanger, PVC venting and a condensate trap; single-stage, two-stage and modulating

3 components2 common failuresCarrier, Bryant, Goodman, Amana, Daikin, Trane, American Standard, Lennox, Rheem, Ruud, York, Heil, Tempstar
Manual · Furnace

Electric furnace / air handler with heat strips: field service manual

Electric furnaces and air handlers with resistance heat strips, sequencers or relays, and limits/thermal links

3 components3 common failuresGoodman, Carrier, Trane, Rheem, Lennox, York, Nordyne/Intertherm

Error codes

1 red flash Flame present with gas valve off2 red flashes Pressure switch stuck closed3 red flashes Pressure switch stuck open4 red flashes High limit open (some boards: 24…5 red flashes Rollout or auxiliary limit open7 red flashes Lockout: no ignitionRapid amber flash Low flame signal

Official York manuals & support

Brand names identify appliances only. OnCall Tech is not affiliated with or endorsed by York.