Thermo Products
OHFA199DV5R, OHFA199DV5B
operation manual
Troubleshooting
Install
Appendix B Wiring Diagrams
Maintenance
Diagnostics
Startup Procedures
Preferred method of adjustment
Thermostat Anticipator Setting
Filter Cleaning and Location
Filter replacement
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Page 68
Page 70
Contents
OH6FA072DV4B
OH6FA072DV4R
OH6FA072DV4N OH6FX072DV4R
Contents
= Front
= Highboy D = Downflow
Safety Section
WARNING and Cautions
CAUTION do not Attempt to Start the Burner When
Page
Combustible material
Codes and Clearances
Non-combustible material
Highboy
II. General Instructions Read Before Start of Installation
Prevention of Chimney Condensing
Chimney
Proper Chimney Height
Proper Vent Connector PIPE/CHIMNEY Connection
Tight Joints
Tight CLEAN-OUT Doors and Connections
No Interconnected Chimney Flues
Flue Pipe CLEARANCES, Sizing and Type
Reduction of Clearances with Specified Forms of Protection
Venting
Draft Regulators
Duct WORK/AIR Conditioning
Airflow Requirements and Sizing of Duct Work
Page
Page
Supply air duct sizing Example
Examples
Air Filter Mounted External to Furnace
A typical filter rack and dimensions for the OH6 furnace
Limit Position and Location
Maximum Filter Type Air Velocity Model Number Ft/min
OH6 OH8
Do not remove this retainer when installing burner
Burner Installation
Do not Change Position of the Chamber
Burner Specifications and Applications
BTU/HR
Beckett Riello
BTU/HR Heating Capacity
Mounting the 2-STAGE Riello Burner
OIL Tank and Piping
Electrical Wiriing
OIL Filter
Electronic Air Cleaner EAC and Humidifier Installation
OH6FA072DV5
OH8FA119DV5
Fan Control Module
Thermostat Anticipator Setting
Heat Anticipator Adjustment Scale
Preferred method of adjustment
Blower Motor Speed Selection
OH6FA072DV4
Heating Speed Set-ups
Furnace Motor Current
Draw Amps/ / Watts vs
1A ECM blower motor speed chart
OH6FX072DV4
Heating Speed Set-ups 2 Stage
Cooling blower motor speed chart
Draw Amps/Watts vs
Cooling Speed Set-ups
High
OH6FA072D48
HTG Speed by Input
Blower Controller Information for PSC Motor
Terminal Definitions & Field Wiring
Outputs
Inputs
Operating Modes
On and OFF Blower Delay Time Switch Settings
Diagnostic Features
PSC Trouble Shooting
Startup Procedures
STOP! Read the safety information above
Operating Instructions
To Turn Off Oil to Appliance
Adjustment of Burner Combustion
Preliminary Adjustment of Burner Air Band and Air Shutter
Combustion Head Setting for 2-STAGE Riello Burner
AIR Damper Adjustment
Turn to the Right Sign +
Turn to the Left Sign
2nd Stage Adjustment
1st Stage Adjustment
Adjustment Of Heat Input Rate
Page
Checkout Procedure
III. Users Information Section
Inspection Areas
Caution do not Attempt to Make Repairs Yourself
Starting the Burner
Filter Cleaning and Location
IV. Installers Instructions to User
Dealer Maintenance
Safety During Servicing and Inspection
General Inspection
Heat Exchanger
OH6 8FT OH8 8FT
Electrical System
Filter maintenance procedure
SUPPLY/RETURN AIR Blower
SUPPLY/RETURN AIR Filter
Filter replacement
Extended Appliance Shutdown
On Shutdown
On Startup
VI. HOMEOWNER/USER Information and Routine Maintenance
Beckett Burner
Location of oil primary control reset button
Page
Diagnostic Features
Diagnostics
CAD Cell Checkout Procedure
Number of flashes Cad Cell Resistance in ohms Model R7184B
Page
VIII. Sequence of Operations Flow Chart
Page
IX. Trouble Shooting Flow Chart
Page
Page
Page
Page
Customer
Appendix a Replacement Parts
Replacement Parts for OH8FA119D
Appendix B Wiring Diagrams
OH6FA072DV4 ECM Wiring Diagram
OH6FX072DV4 ECM 2-Stage Wiring Diagram
OH8FA1119D60 PSC Wiring Diagram
OH8FA1119DV5 ECM Wiring Diagram
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