Page 2 - Examine the furnace casing for obvious signs of deterioration.; Burner Flame Drawing; Furnace Examination Checkpoints
035-19592-001 Rev. C (0204) 2 Unitary Products Group 7. NEVER . . .Store flammable materials of any kind near your fur-nace. Gasoline, solvents, and other volatile liquids should bestored only in approved containers outside your home. Thesematerials vaporize easily and are extremely dangerous. 8. NE...
Page 3 - Operating Instructions:
035-19592-001 Rev. C (0204) Unitary Products Group 3 HOW YOUR GAS FURNACE WORKS Your furnace is a very easy appliance to take for granted. Season afterseason, it sits there in your home, keeping you warm and comfortable.For this reason, you may never have given much thought to the wayyour furnace op...
Page 4 - SECTION II: SERVICE AND MAINTENANCE; SAFETY SECTION; Air Filters; Internally Mounted Air Filters; ELECTRIC SHOCK, FIRE OR EXPLOSION HAZARD
035-19592-001 Rev. C (0204) 4 Unitary Products Group FURNACE USER MAINTENANCE Every time the filters are changed the following items should be visuallyinspected: • Check combustion air and vent pipe for blockage or leakage. • Check all components to be sure they are in good condition andthat there a...
Page 5 - Unitary Products Group; How to Clean your Filter; Blower Care; SEQUENCE OF OPERATION; Continuous Blower; Filter Sizes; Cabinet; Typical Heat/Cool Speed Tap Connections
035-19592-001 Rev. C (0204) Unitary Products Group 5 How to Clean your Filter High-velocity filters may be cleaned with a vacuum cleaner or washedwith a garden hose. Be sure to shake off excess water and allow filter tocompletely dry before re-installing the filter. Blower Care Even with good filter...
Page 6 - Hot Surface Ignition System; FURNACE CLEANING SECTION; Burner Removal/Cleaning; TROUBLESHOOTING
035-19592-001 Rev. C (0204) 6 Unitary Products Group If the flame is not detected within 2 seconds of the gas valve opening,the gas valve is shut off and a retry operation begins. If the flame is lostfor 2 seconds during the 10-second stabilization period, the gas valve isshut off and a retry operat...
Page 7 - Never adjust pressure switch to allow furnace operation.
035-19592-001 Rev. C (0204) Unitary Products Group 7 CONTINUOUS FLASH: This indicates that flame was sensed when there was not a call for heat. With this fault code the control will turn onboth the inducer motor and supply air blower. A gas valve that leaksthrough or is slow closing would typically ...
Page 8 - SECTION III: REPLACEMENT PARTS LIST
035-19592-001 Rev. C (0204) 8 Unitary Products Group SECTION III: REPLACEMENT PARTS LIST C G R W Y HUM EAC XFM R LIN E CIR HUM EAC XFM R LIN E P AR K P AR K HEA T CO OL 17 18 23 24 30 25 31 32 33 48 20 21 22 26 44 27 28 29 34 36 37 47 52 63 5051 49 56 59 62 58 60 43 45 38 1 4 2 6 10 11 13 7 8 9 12 3...
Page 10 - DESCRIPTION USED WITH; REPLACEMENT PART CONTACT INFORMATION; York International
035-19592-001 Rev. C (0204) 10 Unitary Products Group FIELD INSTALLED ACCESSORIES - NON-ELECTRICAL FIELD INSTALLED ACCESSORIES - ELECTRICAL MODEL NO. DESCRIPTION USED WITH 1NP0347 PROPANE (LP) CONVERSION KIT ALL MODELS EXCEPT 140 MBH 1NP0349 PROPANE (LP) 140 MBH 1CT0302 CONCENTRIC INTAKE/VENT 2” 1CT...
Page 11 - SECTION IV: WIRING DIAGRAM; Wiring Diagram
035-19592-001 Rev. C (0204) Unitary Products Group 11 SECTION IV: WIRING DIAGRAM FIGURE 9: Wiring Diagram
Page 12 - Copyright; Limited Warranty; side of this warranty.
Subject to change without notice. Printed in U.S.A. 035-19592-001 Rev. C (0204) Copyright © by York International Corp. 2004. All rights reserved. Supersedes: 035-19592-001 Rev. B (1203) Unitary 5005 Norman Products York OK Group Drive 73069 Limited Warranty UPG warrants this product to be free from...