Table of Contents
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INSTALLATION
MANUAL
CONTENTS
INTRODUCTION ...............................................................2
HEAT LOSS ......................................................................2
LOCATION OF UNIT ........................................................2
AIR CONDITIONING .........................................................4
COMBUSTION AIR...........................................................4
CHIMNEY VENTING .........................................................4
OIL TANK..........................................................................6
PIPING INSTALLATION ...................................................6
ELECTRICAL CONNECTIONS ........................................6
CIRCULATING AIR BLOWER..........................................7
OIL BURNER ....................................................................8
FURNACE INSTALLATION SET-UP................................9
MAINTENANCE AND SERVICE.....................................10
OPERATING INSTRUCTIONS .......................................10
TABLE A-1: BECKETT OIL BURNER SET-UP .............11
TABLE A-2: DIRECT DRIVE BLOWER SET-UP ...........11
TABLE A-3: DIRECT DRIVE BLOWER
CHARACTERISTICS ......................................................12
GENERAL DIMENSIONS - P*HMX MODELS ...............14
GENERAL DIMENSIONS - P3LBX MODELS................15
APPENDIX B: WIRING DIAGRAM .................................16
WIRING NOTES..............................................................17
R7184 DETAILED SEQUENCE OF OPERATION..........18
TABLE C-1: ST9103 DETAILED SEQUENCE OF
OPERATION ...................................................................20
TABLE C-2: CAD CELL RESISTANCE ........................21
TABLE C-3: R7184 TROUBLESHOOTING...................21
TABLE C-4: SYSTEM AND GENERAL
TROUBLESHOOTING ....................................................24
AIR FILTER LOCATIONS...............................................27
P3HMX20F12001 ............................................................28
P3LBX14F12001A ..........................................................29
REPAIR PART LIST - P2HMX12F08001 .......................30
REPLACEMENT PART CONTACT INFORMATION ......31
1
OIL-FIRED WARM AIR
FURNACE
P2HMX12F08001 P3HMX14F10001
P3HMX20F12001
(Upflow or Horizontal Models)
P3LBX12F08001 P3LBX14F12001
(Lowboy Models)
Read this manual completely before beginning
installation.
Important: These instructions must be kept with
the furnace for future reference.
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Table of Contents
Troubleshooting
Related Manuals for York International P2HMX12F08001
Summary of Contents for York International P2HMX12F08001
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Page 1: Table Of Contents
REPAIR PART LIST – P3HMX14F10001 & P3HMX20F12001 ............28 REPAIR PART LIST – P3LBX12F08001A & P3LBX14F12001A ............29 REPAIR PART LIST – P2HMX12F08001 .......30 Read this manual completely before beginning REPLACEMENT PART CONTACT INFORMATION ..31 installation. Important: These instructions must be kept with... -
Page 2: Introduction
VICE AGENCY OR THE FUEL SUP- Conditioning Contractors of America, by a qualified contractor. PLIER. (ACCA), describes a suitable procedure Model P2HMX12F08001 is an oil fired for calculating the maximum hourly heat forced air multi-positional furnace, with loss. an output capacity range of 58,000 In Canada, the maximum hourly heat BTU/Hr. - Page 3 HORIZONTAL INSTALLATION Table 1: Clearance to Combustibles P*HMX furnaces models are assembled Furnace P3LBX P*HMX and shipped ready for installation in the up-flow position. The furnace may be Location Upflow Upflow Horizontal installed in either of the horizontal posi- 1 in. 2 in.
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Page 4: Air Conditioning
P2HMX12F08001 or P3LBX12F08001, service. furnace only, the vent should be sized at 4-inch minimum, 5-inch maximum. If the FURNACE... - Page 5 Fig. 2: Common Chimney Problems Can be found Obstruction in by light and Use weight to chimney mirror reflecting break and dis- lodge. conditions in chimney. Must be han- Lowering a light Joist protruding dled by compe- on an extension into chimney.
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Page 6: Oil Tank
In retrofit applications, where an existing Table 3: Minimum Chimney Base PIPING INSTALLATION oil line system is in place, a vacuum Temperatures (°F) In the United States, NFPA 31, Standard check will help determine the efficacy of for the Installation of Oil Burning Equip- Chimney Height (ft.) the existing oil line system The vacuum ment, Chapter 2. -
Page 7: Circulating Air Blower
Accessories requiring 120 VAC power The circulating fan start-up and shut- CIRCULATING AIR BLOWER sources such as electronic air cleaners down is immediate in the cooling mode. All P*HMX and P3LBX furnace models and humidifier transformers may be The heating mode “fan off” delay may be are equipped with a direct drive blower powered from the ST9103 EFT. -
Page 8: Oil Burner
OIL BURNER NOZZLES vertically (typically P*HMX) before reach- ing the furnace. (see Figures 4 and 5). BURNER ELECTRODES P2HMX12F08001 and P3LBX12F08001 furnaces are certified for multiple firing Correct positioning of the electrode tips The test port will allow flue gas samples... -
Page 9: Furnace Installation Set-Up
The Beckett burner bulk air band is smoke test to ensure that the values P3HMX20F12001 and P3LBX14F12001 should be closed, and the air shutter have not changed. models should operate within a tempera- initial setting should be approximately ture rise of 55°F to 85°F. To determine SMOKE TEST NOTE: 7.00. -
Page 10: Maintenance And Service
high limit test is successful, shut off the During the routine service, inspect the and fittings. The barometric draft regula- electrical power to the furnace, restore general condition of the furnace watching tor should open and close freely. the proper motor wiring. Finally, restore for signs of oil leaks in the vicinity of the All electrical connections should be power to the furnace. -
Page 11: Table A-1: Beckett Oil Burner Set-Up
MODEL (Delavan) PRESSURE RATE PLATE 1, 2 58,000 AF76BO 0.50 / 70°W 100 PSIG 0.50 GPH 3-3/8 in. P2HMX12F08001 73,000 AF76BN 0.65 / 70°W 100 PSIG 0.65 GPH 3-3/8 in. 79,000 AF76BN 0.70 / 70°W 100 PSIG 0.70 GPH 3-3/8 in. -
Page 12: Table A-3: Direct Drive Blower Characteristics
(∆ ∆ ∆ ∆ T) 0.20 0.30 0.40 0.50 0.60 0.70 High 1368 1298 1223 1144 1046 Med-High 1318 1256 1178 1108 1007 P2HMX12F08001 GT10 60° - 90°F Med-Low 1173 1132 1071 High 1604 1527 1446 1360 1245 1092 Med-High 1507 1425 1338 1270... - Page 13 (continued) TABLE A-3: DIRECT DRIVE BLOWER CHARACTERISTICS TEMP. FURNACE MOTOR MOTOR BLOWER RISE SPEED External Static Pressure – inches w.c. MODEL ∆ ∆ ∆ ∆ T 0.02 0.03 0.04 0.05 0.06 0.07 High 1444 1337 1220 1117 1020 Med-High 1359 1268 1170 1090...
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Page 14: General Dimensions - P*Hmx Models
Depth Height Height (Perm.) Dia. Side (lb.) D x E Bottom F x G P2HMX12F08001 49½ 20½ x 20 14 x 22 14 x 22 16 x 25 x 1 P3HMX14F10001 and P3HMX20F12001 ⅛ 20½ x 20 14 x 22 14 x 22 46½... -
Page 15: General Dimensions - P3Lbx Models
GENERAL DIMENSIONS – P3LBX MODELS TABLE A-5: GENERAL DIMENSIONS (Inches) – P3LBX MODELS Cabinet Plenum Openings Flue Ship Filter Weight Width Length Height Supply Air Return Air Height (Perm.) Diameter (lb.) D x E F x G P3LBX12F08001 51½ ⅝ ⅝... -
Page 16: Appendix B: Wiring Diagram
APPENDIX B: WIRING DIAGRAM... -
Page 17: Wiring Notes
NOTE: It is seldom advisable to operate WIRING NOTES an electronic air cleaner at the continu- CONTINUOUS FAN OPERATION ous low speed because of the potential for excess ozone generation. The ST9103 EFT has provisions to run the blower motor continuously on a The HUM terminals provide power to a speed lower than the cooling or heating line voltage humidifier or humidifier step... -
Page 18: R7184 Detailed Sequence Of Operation
R7184 Detailed Sequence of Operation Power is applied to unit. The R7184 completes a self-diagnostic procedure. If no light or flame is present, and unit passes its self- diagnostic procedure, the control enters into the idle mode. Thermostat calls for heat: A) Safety check is made for flame (4 second delay). -
Page 19: Operation
IDLE STATE R7184 THERMOSTAT CALLS FOR HEAT SEQUENCE of OPERATION SAFETY CHECK FOR FLAME (5 SEC.) NO FLAME FLAME REMAINS IN IDLE STATE BURNER MOTOR & IGNITOR START 15 SEC. SOLENOID VALVE OPENS LOCKOUT STATE TRIAL FOR IGNITION R7184: • Shuts off burner motor •... -
Page 20: Table C-1: St9103 Detailed Sequence Of Operation
Table C-1: ST9103 DETAILED SEQUENCE OF OPERATION Mode Action System Response a. ST9103 closes oil primary control T - T connections). b. Ignition system and R7184 oil primary control start the furnace. Oil flows as Thermostat calls for heat. ("W" long as the oil primary control senses flame. -
Page 21: Troubleshooting
• check the limit switches to ensure that Table C-2: Cad Cell Resistance R7184 LED Diagnostic Light the switch contacts are closed. Flashes Resistance in Ohms The LED diagnostic light has several • check the electrode gap and position. functions. It indicates the state or mode Less than 400 in which the oil burner is operating. - Page 22 Cad cell is defective, sees external light, or connections Check indicator light with Indicator light is on. have shorted. Go to step 4. burner off, no call for heat (no flame). Indicator light is off. Go to step 5. Eliminate external light source or permanently shield cad Indicator light turns off.
- Page 23 Table C-3: R7184 Troubleshooting continued from previous page Procedure Status Corrective Action Indicator light turns off. Eliminate external light source or permanently shield cad cell. Replace cad cell with new cad cell and recheck. If indicator light does not turn off, remove cad cell lead- Shield cad cell from exter- wires from R7184 and recheck.
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Page 24: Table C-4: System And General Troubleshooting
Table C-3: R7184 Troubleshooting continued from previous page Procedure Status Corrective Action 10. Check cad cell. Indicator light is on. Remount control onto burner housing. Go to step 6. • Disconnect line voltage power and open line switch. • Remove existing cad cell and replace with new cad cell. - Page 25 Table C-4: System and General Troubleshooting continued Problem Possible Cause Remedy Photo Cell wiring shorted or Check photo cell (cad cell) wiring for short circuits. Also, check for room light leaking into photo room light leaking into cad cell compartment. Repair light leak if cell compartment necessary.
- Page 26 Table C-4: System and General Troubleshooting continued Problem Possible Cause Remedy System temperature rise ideally should not exceed 85°F. Check System temperature rise too for clogged air filters. Check blower fan for excess dirt build-up or high. debris. Speed up blower fan if necessary. Check “fan off”...
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Page 27: Air Filter Locations
Table C-4: System and General Troubleshooting continued Problem Possible Cause Remedy Airflow blocked or dirty air fil- Clean or replace air filter. ter. Supply air temperature Check all dampers. Open closed dampers including registers in too hot. Insufficient airflow. unused rooms. Check system temperature rise. If temperature rise is too high, speed up blower fan. -
Page 28: Repair Part List - P3Hmx14F10001 & P3Hmx20F12001
REPAIR PART LIST – P3HMX14F10001 & P3HMX20F12001 Gasket, Flue Pipe ITEM DESCRIPTION Assembly. Left Side Panel (Tan) Gasket, Clean-out Cover (2 Req’d) Assembly, Right Side Panel (Tan) Retainer, Clean-out Gasket (2 Req’d) Assembly, Rear Panel (Tan) Cover, Clean-out (2 Req’d) Assembly, Blower Division Panel Frame, Filter Base Panel Assembly... -
Page 29: Repair Part List - P3Lbx12F08001A & P3Lbx14F12001A
REPAIR PART LIST – P3LBX12F08001A & P3LBX14F12001A ITEM DESCRIPTION ITEM DESCRIPTION Panel Assembly, Left Side (Tan) Cover, Control Panel Panel Assembly, Right Side (Tan) Wire Harness, Blower Direct Drive Panel, Upper Rear (Tan) Wire Harness, Fan Timer Board Panel Assembly, Blower Division Wire Harness, Transformer and Supply Panel Assembly, Base Panel, Inner Front... -
Page 30: Repair Part List - P2Hmx12F08001
REPAIR PART LIST – P2HMX12F08001 ITEM DESCRIPTION ITEM DESCRIPTION Assembly. Left Side Panel (Tan) Cover, Junction Box Assembly, Right Side Panel (Tan) Blower Housing and Wheel Assembly, Rear Panel (Tan) Blower Wheel Assembly, Blower Division Panel Motor, Blower Base Panel Assembly... -
Page 31: Replacement Part Contact Information
REPLACEMENT PART CONTACT INFORMATION This is a generic parts list. To request a complete parts list, refer to the contact information below: • Call Consumer Relations at 1-877-874-7378. Follow the instructions to contact the department and/or representative that can assist you. •... - Page 32 NOTES Subject to change without notice. Printed in U.S.A. 035-17473-001 Rev. A (0503) Copyright by Unitary Product Group 2003. All rights reserved. Supersedes Nothing Unitary 5005 Norman Products York Group Drive 73069...