Table of Contents
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Table of Contents
Unit Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Optional Accessory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
CSA Requirements in USA . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
CSA Requirements in Canada . . . . . . . . . . . . . . . . . . . . . . . . . 4
Additional Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Unit Heater Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Combustion and Ventilation Air . . . . . . . . . . . . . . . . . . . . . . . 6
Exhaust Vent and Combustion Air Inlet . . . . . . . . . . . . . . . . . 6
Electrical Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Typical Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Gas Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Leak Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Unit Start−Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Be sure to read and understand the installation,
operation and service instructions in this manual.
Improper installation, adjustment, alteration, service
or maintenance can cause serious injury, death or
property damage.
Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance
Installation and service must be performed by a
qualified installer, service agency or the gas
supplier.
INSTALLATION
INSTRUCTIONS
16
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
WARNING
FIRE OR EXPLOSION HAZARD.
Failure to follow safety warnings exactly
could result in serious injury, death, or
property damage.
WHAT TO DO IF YOU SMELL GAS:
•
Do not try to light any appliance.
•
Do not touch any electrical switch; do not use any
phone in your building.
•
Leave the building immediately.
•
Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
•
If you cannot reach your gas supplier, call the fire
department.
FOA
40,000 to 125,000 Btuh Series
SEPARATED COMBUSTION
UNIT HEATERS
IM-FOA-45-125-0653334-08
April 2018
Supersedes 065333407
To Turn Off Gas to Unit . . . . . . . . . . . . . . . . . . . . . . . . . 17
Heating Sequence of Operations . . . . . . . . . . . . . . . . . . 17
Ignition Control LED . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
High Altitude Adjustments . . . . . . . . . . . . . . . . . . . . . . . 17
Gas Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Gas Pressure Adjustments . . . . . . . . . . . . . . . . . . . . . . . . 18
Limit Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Louver Vane Adjustment . . . . . . . . . . . . . . . . . . . . . . . . 18
Combustion Air Pressure Switch . . . . . . . . . . . . . . . . . . 18
Flame Rollout Switch . . . . . . . . . . . . . . . . . . . . . . . . . .
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Start−Up and Performance Checklist . . . . . . . . . . . . . . . 19
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
18
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Summary of Contents for Adp Foa Series
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Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS 40,000 to 125,000 Btuh Series SEPARATED COMBUSTION UNIT HEATERS IM-FOA-45-125-0653334-08 April 2018 Supersedes 065333407 Table of Contents Unit Dimensions ........2 To Turn Off Gas to Unit . -
Page 2: Unit Dimensions
Unit Dimensions FOA*−45, -60, -75 UNIT DIMENSIONS (NATURAL GAS & PROPANE) 7−1/4 HANGING (184) (178) BRACKETS 3−1/4 (25) (83) (76) MOUNTING SLOTS (Typical) 5/16 x 3 Inches (8 x 76 mm) (13) DIMENSION 60 / 75 12 (305) 17 (432) FLOW 5-1/2 (140) 6-1/2 (165) -
Page 3: Shipping
FOA*−100 & −125 UNIT DIMENSIONS (NATURAL GAS & PROPANE) 24−7/16 THREADED STUDS (621) 5−1/2 (140) AIR FLOW FOA*-100 Model 32−3/8 FOA*-125 21−5/16 (822) (541) HEAT 8−1/2 EXCHANGER (13) 7−1/4 (184) TOP VIEW 36−1/2 32−3/8 (927) (822) DIRECT 7−3/8 DRIVE FAN THUMB FLUE SCREW... -
Page 4: Csa Requirements In Canada
Installation in repair garages must be in accordance with the CSA Requirements in Canada current edition of ANSI/NFPA No. 88B, Standard for Repair These instructions are intended only as a general guide and Garages. do not supersede local codes in any way. Authorities having These units are approved for installation in residential jurisdiction should be consulted before installation. -
Page 5: Additional Requirements
AIRCRAFT HANGER The appliance shall not be installed downstream from evaporator coils or cooling units. 1) In an area where aircraft are housed or serviced, a 10−foot (3m) minimum clearance from the highest Unit is shipped ready for installation. FOA*-45, -60, & -75 surface of the aircraft to bottom of the heater must be units may be installed as shown in figure 1 or rotated 180°... -
Page 6: Combustion And Ventilation Air
FOA*-100 and −125 units may not be rotated. Threaded NOTE − Local codes may supersede any of these provisions. inserts (3/8" X 16) are provided in the top of the cabinet. Two GENERAL RECOMMENDATIONS AND of the inserts are located along one edge of the cabinet and REQUIREMENTS two more are located in the divider panel between the heat exchanger and control compartments. - Page 7 2) The vent connector shall be 3" (76mm) diameter on 40K 6) The unit may be vented vertically as a single appliance or Btuh units, 4” (100mm) diameter on 60 & 75K Btuh in a common vent with other gas−fired appliances. In units, and 5"...
- Page 8 7) Do not install a horizontal vent termination directly HORIZONTAL VENTING below roof eaves or above a public walkway, or any NOTE − Common venting is not allowed when horizontally other area where condensate dripping may be troublesome and may cause some staining. Avoid venting the unit heater.
- Page 9 18) In areas where authorities having jurisdiction permit, a 17) For upward sloped vent, a condensate tee and drain downward slope of maximum 1/4" per foot is also must be installed within the first 5 feet (2m) from the acceptable. Condensate drainage can be collected in a unit heater to protect the appliance.
- Page 10 CONDENSATE DRAIN THROUGH VENT TERMINATION DOWNWARD SLOPE ON HORIZONTAL VENT − RESIDENTIAL OR COMMERCIAL APPLICATION Category III adaptor must be 12 INCHES installed before optional elbow (30.5cm) MIN. (if used). EXHAUST VENT TERMINATION COMBUSTION AIR INLET TEE 12 INCHES MIN. (30.5cm) LISTED WALL BETWEEN AIR INLET THIMBLE THROUGH...
- Page 11 Single wall 4" Cat. III -100, -125 TABLE 5 Category III Horizontal Venting Components (Required for Residential Horizontal Vent Applications) ADP Part Description Number Category III Horizontal Vent Kits 66808901 VENT KIT, UP SLOPED CAT III (3") 66808902 VENT KIT, UP SLOPED CAT III (4") 66808903 VENT KIT, UP SLOPED CAT III (5")
- Page 12 VERTICAL VENTING CONCENTRIC KIT – HORIZONTAL VENTING CONCENTRIC KIT – RESIDENTIAL AND COMMERCIAL COMMERCIAL A concentric vent/adapter/cap as specified in these 1) Horizontal commercial installations are for buildings instructions may be used for vertical termination. Refer to that are not attached to living spaces. The only table 3.
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Page 13: Electrical Connections
REMOVAL OF UNIT FROM COMMON VENT Electrical Connections NOTE − Local codes may supersede any of the provisions outlined in this instruction. In the event that an existing unit heater is removed from a venting system commonly run with separate gas appliances, The unit heaters use a direct spark ignition system. -
Page 14: Typical Wiring Diagram
TYPICAL FOA*−45, −60, −75, −100, −125 WIRING SCHEMATIC FIGURE 7... -
Page 15: Gas Connection
Gas Connection NOTE − Compounds used on threaded joints of gas piping When connecting gas supply, the length of the run from the must be resistant to the actions of liquefied petroleum gases. meter must be considered in determining the pipe size to Leak Check avoid excessive pressure drop. -
Page 16: Unit Start−Up
OPERATION OF HONEYWELL VR8205 & WHITE Unit Start−Up ROGERS 36 SERIES GAS VALVES NOTE − STOP! Read the safety information at the FOR YOUR SAFETY READ BEFORE LIGHTING beginning of this section. WARNING Electric shock hazard. Can cause injury or death. -
Page 17: To Turn Off Gas To Unit
8) After the thermostat demand is satisfied the gas valve is To Turn Off Gas to Unit closed. Five seconds after the demand is satisfied, the 1) Set thermostat to lowest level. combustion air inducer is shut off. 9) The ignition control will shut off the system fan 2) Turn off all electrical power to unit if service is to be approximately 120 seconds after the gas valve is de- performed. -
Page 18: Gas Flow
Gas Flow Service To check for proper gas flow to the combustion chamber, determine the Btu input from the appliance rating plate. CAUTION Divide this input rating by the Btu per cubic feet of available gas. Result is the required number of cubic feet per hour. Turn off gas and electrical power to unit before per- Determine the flow of gas through the gas meter for two forming any maintenance or service operations on this unit. -
Page 19: Start−Up And Performance Checklist
FLUE PASSAGEWAY AND FLUE BOX FAILURE TO OPERATE The flue passages and flue box should be inspected and cleaned If unit fails to operate check the following: prior to each heating season. The sequence of operation should Is thermostat calling for heat? be as follows: Is main disconnect closed? Turn off both electrical and gas supply to unit. -
Page 20: Warranty
ADP Unit Heater Limited Warranty Term of Warranty: Advanced Distributor Products (ADP) warrants that products sold shall be of merchantable quality, free of defects in material and workmanship, under normal use and service, for a period of two (2) years from the date of installation, not to exceed three (3) years from the date of manufacture subject to the terms of ADP’s limited warranty.
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