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Table of Contents
RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE
MODEL PVF
INDIRECT GAS FIRED FURNACES FOR ENERGY RECOVERY UNITS
Installation, Operation and Maintenance Manual
Refer to Part Number 460945 for any unit information other than that pertaining to the Indirect Fired Furnace.
Improper installation, adjustment, alteration, service or maintenance can cause injury or death.
Read the installation, operating and maintenance instructions thoroughly before installing or
servicing this equipment.
Units are designed for outdoor installation only. DO NOT locate units indoors.
Indirect Fired Gas Unit Installations
Units are listed for installation in the United States and Canada
• Installation of gas fired duct furnaces must conform with local building codes. In the absence of local
codes, installation must conform to the National Fuel Gas code, ANSI Z223.1 or in Canada,
CAN/CGA-B149 installation codes.
• All electrical wiring must be in accordance with the regulation of the National Electric Code,
ANSI/NFPA No. 70.
• Unit is approved for installation downstream from refrigeration units. In these conditions, condensate
could form in the duct furnace and provision must be made to dispose of the condensate.
Shipping
Check the unit for shipping damage. If any shipping damage is found, it should be reported to the last carrier
and your local Greenheck representative.
WARNING!!!
CAUTION!!!
®
Part # 461006
R
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Table of Contents
Related Manuals for Greenheck PVF
Summary of Contents for Greenheck PVF
- Page 1 INDIRECT GAS FIRED FURNACES FOR ENERGY RECOVERY UNITS Installation, Operation and Maintenance Manual Refer to Part Number 460945 for any unit information other than that pertaining to the Indirect Fired Furnace. Improper installation, adjustment, alteration, service or maintenance can cause injury or death.
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Page 2: Location Recommendations
7. When leak testing pressures above 14 in. wg ( close the field installed shutoff valve, disconnect the furnace and its gas train from the gas supply line, and plug the supply line before testing. 8. When leak testing at pressures equal to or less than 14 in. -
Page 3: Electrical Connections
2. All furnaces are provided with a wiring diagram located on the inside of the access panel. Refer to this wiring diagram for all wiring connections. 3. The combustion blower motor will not run unless the furnace is turned on and the gas controls are calling for heat. -
Page 4: Start-Up Procedure
4. Inspect the unit to make sure that no damage has occurred during installation. 5. With the furnace control center access panel removed, connect a “U” tube manometer to the manifold pressure test port as shown in Figure 2. -
Page 5: Performance Data
Staged Temperature Controls For Energy Recovery Units without Temperature Control Package The furnace stage controls are located in the furnace control center. One control is provided for each stage of heating. The discharge temperature setting is located on the control furthest to the left. The offset and differential settings for each stage are preset at the factory;... - Page 6 1. Set the unit to high fire by placing a jumper between terminals 7 and 8 on the Maxitrol amplifier. 2. Measure the burner manifold pressure at each furnace at the pressure test port (see Figure 2) using a high quality manometer that can measure low gas pressures.
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Page 7: Troubleshooting
Replace if necessary. Electrode is NOT field-adjustable. c. Replace spark cable d. Check that the ignition controller is grounded to the furnace control center. Check unit airflow and manifold pressure. If 24 volts is measured between terminals MV and common, but valve remains closed, replace valve. -
Page 8: Routine Maintenance
The motor is warranted by the motor manufacturer for a period of one year. Should the motor prove defective during this period, it should be returned to an authorized motor service station. Greenheck will not be responsible for any installation or removal costs. Copyright © 2001 Greenheck Fan Corp. CAUTION!!! • Before reinstalling the burner assembly, look down the heat exchanger tubes to make sure they are clear of any debris.
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