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I.  SAFETY SECTION 
 
This page contains various warnings and cautions found throughout the Oil Furnace 
Manual. Please read and comply with the statements below.

 

 
 

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WARNING AND CAUTIONS: 

 

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WARNING:

 This furnace is not to be used as a construction heater. 

See Page 1. 

 

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CAUTION MUST BE TAKEN NOT TO EXCEED 90°

 

ROTATION (OF THE FLUE 

ELBOW) COUNTERCLOCKWISE OR RIGHT FROM THE VERTICAL POSITION. 
See Page 2.

 

 

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WARNING:  

The predetermined limit locations on all of the Thermo Pride oil fired furnaces 

have been tested and approved by Thermo Products, LLC. Any attempt to relocate these safety 
controls or replace these safety controls with a control that is not approved, or is incompatible, 
may result in personal injury, substantial property damage or death. 

See Page 4. 

 

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WARNING: THE HEAT EXCHANGER MUST BE CLEANED BY A QUALIFIED 

SERVICE  PERSON. See Page 7.

 

 

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CAUTION: DO NOT ATTEMPT TO MAKE REPAIRS YOURSELF! See Page 8. 

 

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WARNING: The area around the furnace should be kept free and clear of combustible 

liquids and  material, especially papers and rags. See Page 8. 
 

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WARNING: NEVER burn garbage or refuse in your furnace. Never try to ignite oil by 

tossing burning papers or other material into your furnace. See Page 8. 
 

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WARNING: Thermo Products oil furnaces are designed to burn No. 1 or No. 2 distillate 

fuel oil. NEVER USE GASOLINE OR A MIXTURE OF OIL AND GASOLINE. See Page 
8. 

 

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CAUTION:  DO NOT ATTEMPT TO START THE BURNER WHEN: 

1. Excess oil has accumulated, 
2. The furnace is full of vapors  

 3. The combustion chamber is very hot. 
 IF ONE OR MORE OF THESE CONDITIONS EXIST, CONTACT A QUALIFIED 
SERVICE PERSON. See Page 8. 
 
 
 

Summary of Contents for OH5-85DXE

Page 1: ...INITY OF THIS OR ANY OTHER APPLIANCE c WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE INJURY OR PROPERTY DAMAGE REFER TO THIS MANUAL FOR ASSISTANCE OR ADDITIONAL...

Page 2: ...al injury substantial property damage or death See Page 4 cWARNING THE HEAT EXCHANGER MUST BE CLEANED BY A QUALIFIED SERVICE PERSON See Page 7 cCAUTION DO NOT ATTEMPT TO MAKE REPAIRS YOURSELF See Page...

Page 3: ...R CONDITIONING 3 D FILTERS MOUNTED EXTERNAL TO FURNACE 3 E LIMIT POSITION AND LOCATION 5 F BURNER INSTALLATION 5 G BURNER SPECIFICATIONS AND APPLICATIONS 7 H HEAT EXCHANGER CLEANING INSTRUCTIONS 8 III...

Page 4: ...sted below are definitions of COMBUSTIBLE MATERIAL and NON COMBUSTIBLE MATERIAL COMBUSTIBLE MATERIAL Material made of or surfaced with wood compressed paper plant fibers plastics or other material tha...

Page 5: ...ening on left hand side of casing TRIM COLLAR UNIT DIA HOLE X DIM Y DIM FLUE DIA GASKET PART OH5 85DXE 6 1 2 4 3 4 33 1 16 6 14131 330005 FRONT FLUE MODELS ONLY X DIMENSION IS MEASURED FROM SEPARATOR...

Page 6: ...ividual coil manufacturer D FILTERS MOUNTED EXTERNAL TO FURNACE On highboy furnaces it is necessary to cut the return air opening in the side or rear casing depending upon the needs of the specific in...

Page 7: ...long the inside of the securing flange on three of the sides To scribe a line on the fourth side the open end use the open end support as a guide Remove the filter rack and cut the return air opening...

Page 8: ...limit control installed at the time of unit installation Fig 7 Limit location for OH5 85DXE F BURNER INSTALLATION The oil burner will mount on three stud mounting bolts on the lower mounting plate cov...

Page 9: ...tube end cone is properly positioned when the end is inch back from the inside surface of the combustion chamber wall NOTE The loose fill insulation that is included in a brown paper bag should be lig...

Page 10: ...AND A HOLLOW SPRAY PATTERN WOULD BE ABBREVIATED IN THE TABLE AS 0 65 X 80 H NOTE The reason the Riello burner nozzle sizes are smaller than the standard Thermo Pride burner nozzles is that pre set pu...

Page 11: ...emove clean out covers the vent connector pipe to the chimney the burner and the burner mounting plates When removing the clean out covers special care must be taken not to damage the gaskets Should t...

Page 12: ...furnace and looking for signs of excessive heat such as discoloration of components materials damage from rust or corrosion soot or carbon build up EXTERIOR OF FURNACE The furnace exterior should be...

Page 13: ...filters frequently may reduce airborne contaminants from entering the furnace and depositing in the furnace duct system and home cWARNING To avoid injury from moving parts hot surfaces or electrical...

Page 14: ...HIMNEY W INDUCER MASONRY CHIMNEY W METAL LINER FUEL LINE FILTER DRAFT CONTROL COMBUSTION TESTS Operate burner at least 10 minutes before CO2 in stack pipe INITIAL SERVICE SERVICE SERVICE INSTALLATION...

Page 15: ...All installations and services must be performed by qualified service personnel 12 APPENDIX A Replacement Parts List...

Page 16: ...All installations and services must be performed by qualified service personnel 13 APPENDIX B Wiring Diagram...

Page 17: ......

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