Instruction/ maintenance manual of the product GY8S160E30UH21 York
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272442-UUM-B-1211 USER’S INFORMA TION, MAINTENANCE AND SER VICE MANU AL HIGH EFFICIENC Y COMMERCIAL BEL T DRIVE SERIES MODELS: GY8S160E30UH21 (Single S tage Up flow /Horizontal) The manufacturer recomm ends that the user read all se c- tions of this manua l and keep the manual for future refer- ence.
272442-UUM-B-1211 2 Unitary Products Group 7. NEVER . . .S tore flammable materials of any kind near your fur- nace. Gasoline, solvents, and ot her volatile liquids should be stored only in approved containers outside your home. These materials vaporiz e easily and are extremely dangerous.
272442-UUM-B-1211 Unitary Products Group 3 HOW Y OUR GAS FURNACE WO RKS Y our furna ce is a very easy appliance to take for granted. Season after season, it sits there in your home, keeping you warm and comfortable. For this reason, you may neve r have given much thought to the way your furnace operates.
272442-UUM-B-1211 4 Unitary Products Group FURNA CE USER MAINTENANCE Every time the filters are changed the following items should be visually inspected: • Check combustion air and vent pipe for blockage or leakage. • Check all components to be sure they are in good condition and that there are no obvious signs of deterioration.
272442-UUM-B-1211 Unitary Products Group 5 Externally Side Mounted Air Filters Replace throw away filter(s) with the same size new filter(s). Throw away filter(s) may be replaced wi th cleanable filter(s) at this time.
272442-UUM-B-1211 6 Unitary Products Group FURNACE CLEANING SECTION NOTE: The cleaning operations listed below must be p erformed only by a qualified service agency . Burner Removal/Clea ning The main burners should be checked periodically for dirt accumulation.
272442-UUM-B-1211 Unitary Products Group 7 If the flame is not detected within 7 seconds of the gas valve opening, the gas valve is shut off and a retry operation begins. If the flame is lost for 2 seconds during the 10 -second st abilization period, the gas valve is shut off and a retry operation begins .
272442-UUM-B-1211 8 Unitary Products Group 3 RED FLASHES: This indicates the normally open pressure switch contact did not close after the in ducer was energized. This could be caused by a number of problems: faul ty inducer , blocked vent pipe, bro - ken pressure switch hose or faulty pressure sw itch.
272442-UUM-B-1211 Unitary Products Group 9 SECTION III: REPLACEMENT P ARTS LIST NEUTRAL S EAC COOL HEAT HUM PARK PARK L1 XFMR Y W R G C 37 36 28 43 46 2 25 9 4 45 7 33 38 34 8 15 1 16 32 5,27 6 3 39 2.
272442-UUM-B-1211 10 Unitary Products Group FIELD INST ALLED A CCESSORIES - NON-ELECTRICAL ITEM DESCRIPTION MOTOR 1 MOTOR, BEL T DRIVEN BLOWER 2 MOTOR, VENT OR ASS’Y ELECTRICAL 3 CONTROL, HIGH LIMIT.
272442-UUM-B-1211 Unitary Products Group 11 SECTION IV : WIRING DIAGRAM FIGURE 12: Wiring Diagram.
Subject to change without notice. Published in U.S.A. 272442-UUM-B-1211 Copyright © 2011 by Johnson Controls, Inc. All rights reserved. Supersedes: 272442-UUM-A-0407 Johnson Co ntro ls Unit ary Produ.
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