INSTALLATION MANUAL
HIGH EFFICIENCY SEALED COMBUSTION |
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DRUM HEAT EXCHANGER SERIES |
| RATING | |
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| CERTIFIED | |
MODEL: DFAA/DFAH |
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| ISO 9001 |
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(Oil and Gas Conversion Burner/ |
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| Management System |
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| Certified Quality |
Single Stage Downflow Only) | For Installation In: |
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1. | Manufactured (Mobile) Homes |
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66 - 84 MBH INPUT |
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2. | Recreational Vehicles & Park Models | ||||||
(19.34 - 24.62 KW) INPUT | 3. | Modular Homes & Buildings |
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LIST OF SECTIONS
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 FILTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 OIL PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 ELECTRICAL POWER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 VENT/COMBUSTION AIR SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . 14
SAFETY CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
LIST OF FIGURES
Label Location | . 4 |
Dimensions | . 5 |
Air Distribution Systems | . 7 |
Closet To Door Clearance - 5” or Greater | . 7 |
Furnace To Closet Door Clearance - 1” To 5” | . 7 |
Furnace To Closet Door Clearance - Less Than 1” | . 7 |
Duct Connector Dimensions | . 8 |
Recommended Floor | . 8 |
Duct Connector Depth | . 8 |
Duct Connector Screw Attachment | . 8 |
Duct Connector Tab Attachment | . 9 |
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Installation of Furnace | . 9 |
Floor Installation | 10 |
Furnace Air Filters | 11 |
Oil Pump | 12 |
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Solenoid Wiring | 13 |
Line Wiring Connections | 14 |
Wiring for Heat Only Thermostat | 14 |
Wiring for Electronic | 14 |
Wiring for Standard | 14 |
Wiring for Blend Air Accessory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Elbow Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Combustion Air Inlet Pipe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Combustion Air Inlet Pipe Alternate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Flue Shield Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Roof Jack Attachment to Furnace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Standard Roof Jack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Roof Jack With Removable Crowns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Installing Roof Jack Extension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Ceiling Ring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Home Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Electrode Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Oil Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Wiring Diagram for DFAA -
LIST OF TABLES
Unit Clearances to Combustibles | . 4 | Timings and Settings | 22 |
Minimum Duct Sizing For Proper Airflow | . 6 | Burner Specifications | 23 |
Round Duct Size | . 6 | Filter Performance - Pressure Drop Inches W.C. and (kPa) | 24 |
External Static Pressure Range | . 9 | Blower Performance CFM | 25 |
Filter Sizes | 10 | Replacement Parts - Non Electrical | 26 |
Burner Specifications | 11 | Gas Line Piping Size and Length | 30 |
Burner Rating at Elevation Above Sea Level, gph (l/m) | 12 | Length of Standard Pipe Threads in Inches (mm) | 30 |
Ratings & Physical / Electrical Data | 13 | High Altitude Duration Chart | 32 |
Roof Jack Options | 17 | Gas Burner Settings | 32 |
Cad Cell Resistance When Sensing Flame | 22 | Inlet Gas Pressure Range | 35 |
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| Nominal Manifold Pressure | 35 |
SECTION I: SAFETY
This is a safety alert symbol. When you see this symbol on labels or in manuals, be alert to the potential for personal
injury.
Understand and pay particular attention to the signal words DANGER,
WARNING, or CAUTION.
DANGER indicates an imminently hazardous situation, which, if not avoided, will result in death or serious injury.
WARNING indicates a potentially hazardous situation, which, if not avoided, could result in death or serious injury.
CAUTION indicates a potentially hazardous situation, which, if not
avoided may result in minor or moderate injury. It is also used to
alert against unsafe practices and hazards involving only property dam- age.
Improper installation may create a condition where the operation of the product could cause personal injury or property damage.
Improper installation, adjustment, alteration, service or mainte- nance can cause injury or property damage. Refer to this manual for assistance or for additional information, consult a qualified con- tractor, installer or service agency.
This product must be installed in strict compliance with the installa- tion instructions and any applicable local, state, and national codes including, but not limited to building, electrical, and mechanical codes.