Instruction/ maintenance manual of the product PC9 York
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172988-YUM-A-0106 USER’S INFORMA TION, MAINTENANCE AND SER VICE MANU AL MODELS: PC9 (Modulating Downflow/Horizontal With ECM Motor) EFFICIENCY RATING CERTIFIED ISO 9001 Certified Quality Management System The manufacturer recommend s that the user read all sec- tions of this manual a nd keep the manual for future refer- ence.
172988-YUM-A-0106 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.
172988-YUM-A-0106 Unitary Products Group 3 HOW Y OUR GAS FURNACE W ORKS Y o ur furnace 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.
172988-YUM-A-0106 4 Unitary Products Group FURNACE USER MAINTENANCE Blower Care Even with good filters properly in pl ace, blower wheels and motors will become dust laden after long months of operation. The entire blower assembly should be inspected annually .
172988-YUM-A-0106 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.
172988-YUM-A-0106 6 Unitary Products Group 1. The inducer is energized and ramps up its speed until a irflow is proven by the pressure switch an d by the pressure sensor on the control board. 2. The hot surface ignitor is energ ized. 3. After a 17-20 second igniter heatup, the gas valve opens and the burners light.
172988-YUM-A-0106 Unitary Products Group 7 Hot Surface Ignition System TROUBLESHOO TING The following visual checks s hould be made before troubleshooting : 1. Check to see that the power to the furnace an d the ig nition control module is ON. 2. The manual shut-off valves in the gas line to the furnace must be open.
172988-YUM-A-0106 8 Unitary Products Group SECTION III: REPLACEMENT P ARTS LIST 2 7 13 14 11 5 9,37 10 80 46 45 47 54 64 19 18 27 28 33 30 35 72 71 69 68 1 2 4 5 6 14 15 16 62 55,56 54 21 23 22 31 26 .
172988-YUM-A-0106 Unitary Products Group 9 ITEM DESCRIPTION MOTOR 1 MOTOR, DIRECT DRIVE BLOWER 2 MOTOR, INDUCER ASSY ELECTRICAL 3* CAP ACITOR 4 SWITCH, LIMIT (INDUCER) 5 LIMIT , TEMPERA TURE (Primary).
172988-YUM-A-0106 10 Unitary Products Group FIELD INST ALLED ACCESSO RIES - NON-ELECTRICAL MODEL NO. DESCRIPTION USED WITH 1NP0680 PROP ANE (LP) CONVERSION KIT WITH GAS V AL VE ALL MODELS 1CT0302 CONC.
172988-YUM-A-0106 Unitary Products Group 11 SECTION IV: WIRING DIAGRAM FIGURE 9: Wiring Diagram.
Subject to change without notice. Printed in U.S.A. 172988-YUM-A-0106 Copyright © by Unitary Products Group 2006. All rights reserved. Supersedes: Nothing Unitary 5005 Norman Product s Y ork OK Group.
An important point after buying a device York PC9 (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 PC9 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 PC9 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, York PC9 you will learn all the available features of the product, as well as information on its operation. The information that you get York PC9 will certainly help you make a decision on the purchase.
If you already are a holder of York PC9, 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 PC9.
However, one of the most important roles played by the user manual is to help in solving problems with York PC9. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device York PC9 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
