Page 3 - Operating Instructions:; FURNACE USER MAINTENANCE
269434-UUM-A-0407 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 operates. In...
Page 4 - Unitary Products Group; Air Filters
269434-UUM-A-0407 4 Unitary Products Group • Check for dirt or lint on any surfaces or on components. Do not tryto clean any of the surfaces or components. Cleaning of the fur-nace and its components must be done by a qualified service pro-fessional. If, during the inspection of your furnace, you fi...
Page 5 - Motor Lubrication; SECTION II: SERVICE AND MAINTENANCE; SAFETY SECTION; SEQUENCE OF OPERATION; Continuous Blower
269434-UUM-A-0407 Unitary Products Group 5 Motor Lubrication The motors in these furnaces are permanently lubricated, and do notrequire periodic oiling. SECTION II: SERVICE AND MAINTENANCE MANUAL SAFETY SECTION The following safety rules must be followed when servicing thefurnace. FURNACE MAINTENANC...
Page 6 - Hot Surface Ignition System; TROUBLESHOOTING
269434-UUM-A-0407 6 Unitary Products Group 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 lostfor 2 seconds during the 10-second stabilization period, the gas valve isshut off and a retry operation begins...
Page 7 - This feature should only be used by a qualified service tech-
269434-UUM-A-0407 Unitary Products Group 7 9 RED FLASHES: Indicates reversed line voltage polarity or grounding problem. Both heating and cooling operations will be affected. Checkpolarity at furnace and branch. Check furnace grounding. Check thatflame probe is not shorted to chassis. 10 RED FLASHES...
Page 8 - SECTION III: REPLACEMENT PARTS LIST
269434-UUM-A-0407 8 Unitary Products Group SECTION III: REPLACEMENT PARTS LIST 31 29 5 10 39 69 12 11 16 58 28 7 55 61 40 13 24 62 2 60 59 26 51 37 25 45 21 46 19 20 48, 50 14 15 1 3 53 43 24 42 17 4 2 44 23 22 54 8 34 27 6 29 38 ,41 37 30 32 9 40 36 47 18 13
Page 10 - DESCRIPTION; REPLACEMENT PART CONTACT INFORMATION; York International
269434-UUM-A-0407 10 Unitary Products Group TABLE 2: Field Installed Accessories - Non Electrical MODEL NO. DESCRIPTION USED WITH 1NP0347 PROPANE (LP) CONVERSION KIT ALL MODELS 1CT0302 CONCENTRIC INTAKE/VENT 2” 40, 60, 80, 100 INPUT MBH 1CT0303 CONCENTRIC INTAKE/VENT 3” 120, 135 MBH 1PS0307 HIGH ALT...
Page 11 - SECTION IV: WIRING DIAGRAM
269434-UUM-A-0407 Unitary Products Group 11 SECTION IV: WIRING DIAGRAM FIGURE 8: Wiring Diagram
Page 12 - Limited Warranty; Subsequent Owner
Subject to change without notice. Printed in U.S.A. 269434-UUM-A-0407 Copyright © by York International Corp. 2007. All rights reserved. Supersedes: 167497-UUM-B-0806 Unitary 5005 Norman Products York OK Group Drive 73069 Limited Warranty UPG warrants this product to be free from defects in factory ...