Instruction/ maintenance manual of the product G8C York
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035-19992-001 Rev. A (0404) USER’S INFORMA TION, MAINTENANCE AND SER VICE MANU AL MODELS: G8C/ GF8 (Single Stage Multi-P osition) EFFICIENCY RA TING CERTIFIED This product was manufactured in a plant whose quality system is certified/registered as being in conformity with ISO 9001.
035-19992-001 Rev. A (0404) 2 Unitary Products Group 7. NEVER … S tore flammable materials of any kind near you r 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.
035-19992-001 Rev. A (0404) Unitary Products Group 3 INSTRUCTIONS FOR EXAMINING THE FUR NACE INST ALLA TION It is the owner ’s responsibility to ensure that an annual inspection of the entire heating portion of the unit is made by a qualified service agency .
035-19992-001 Rev. A (0404) 4 Unitary Products Group HOW Y OUR GAS FURNACE WORKS Y our furn ace is a very easy applianc e to take for gra nted. Season after season, it sits there in your home, keeping you warm and comfortable. For this reason, you may never have given much thought to the way your furnace operates.
035-19992-001 Rev. A (0404) Unitary Products Group 5 If, during the inspection of your fur nace, you find any of the following conditions: • Excessive amounts of dust and lint on components. • Damaged or deteriorated components or surfaces. • Leaks or blockage in the vent pipe passages.
035-19992-001 Rev. A (0404) 6 Unitary Products Group T o remove the filter you must do the follow ing: 1. Before proceeding, be sure the area is well ventilated. Follow instruction “T o turn off the appliance”. Check all metal parts and surfaces to be sure they have cooled to room temperature before you begin.
035-19992-001 Rev. A (0404) Unitary Products Group 7 4. Disconnect wires from flame sensor , rollout swit ch and HSI ignitor . Remove ignitor carefully , as it is easily broken. 5. Remove the screws that hold the burner box assembly to the vest panel and remove the assembly .
035-19992-001 Rev. A (0404) 8 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 op eration begins. If the flame is lost for 2 seconds during the 10-second stabilization period , the gas valve is shut off and a retry ope ration begins.
035-19992-001 Rev. A (0404) Unitary Products Group 9 6 FLASH : This indicates that after the unit was operating, the pressure switch opened 4 times durin g the call for heat. If the ma in blower is in a "Delay on" mode it will complete it, and any sub sequent delay off period.
035-19992-001 Rev. A (0404) 10 Unitary Products Group SECTION III: REPLACEMENT P ARTS LIST 26 26 6 21 21 13 13 15 15 15 19 20 17 18 21 8 4 4 1 2 7 11 11 26 12 7 29 5 10 9 24 31 27 O F F OFF O N ON 28 .
035-19992-001 Rev. A (0404) Unitary Products Group 11 FIELD INST ALLED A CCESSORIES - NON-ELECTRICAL Field Installed Accessories-Non-Electrical Part Number Description Used With 1FB0318 Combustible Fl.
035-19992-001 Rev. A (0404) 12 Unitary Products Group SECTION IV: WIRING DIAGRAM FIGURE 15: Wiring Diagram.
035-19992-001 Rev. A (0404) Unitary Products Group 13 NOTES.
035-19992-001 Rev. A (0404) 14 Unitary Products Group NOTES.
035-19992-001 Rev. A (0404) Unitary Products Group 15 NOTES.
Subject to change without notice. Printed in U.S.A. 035-19992-001 Rev. A (0404) Copyright © by York International Corp. 2004. All rights reserved. Supersedes: 035-15243-005 Re v.
An important point after buying a device York G8C (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought York G8C yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data York G8C - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, York G8C you will learn all the available features of the product, as well as information on its operation. The information that you get York G8C will certainly help you make a decision on the purchase.
If you already are a holder of York G8C, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime York G8C.
However, one of the most important roles played by the user manual is to help in solving problems with York G8C. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device York G8C along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
