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Operating Instructions & Parts Manual
3VG80
Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the product described.
Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or
property damage! Retain instructions for future reference.
®
Dayton Propane
Construction Heater
Description
Fire,
Dayton Model 3VG80 heater is a variable 65,000, 85,000, and 100
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Dayton Operating Instructions and Parts Manual 3VG80 ® Dayton Propane Construction Heater General Safety Information This product • This product has been approved for contains and/or Make certain you read and understand all use in the Commonwealth of Massa- generates chemicals know to the State chusetts. warnings. Keep these instructions for of California to cause cancer or birth • Use only the hose and factory preset reference. They are your guide to safe and defects, or other reproductive harm
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Dayton Operating Instructions and Parts Manual Model 3VG80 General Safety Information • To prevent injury, wear gloves when (Continued) handling heater. • Never attach duct work to heater. • Locate heater on stable and level • Do not alter heater. Keep heater in surface if heater is hot or operating. its original state. • Never block air inlet (rear) or air • Do not use heater if altered. outlet (front) of heater. • Turn off propane supply to heater • Keep heater away from strong and unplug when
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Dayton Operating Instructions and Parts Manual 3VG80 ® Dayton Propane Construction Heater Product Identification Hot Air Outlet (Front) Handle Fan Guard Motor Mount Power Cord Control Knob Inlet Connector Hose /Regulator Assembly Figure 2 - Product Identification 4
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Dayton Operating Instructions and Parts Manual Model 3VG80 Theory of Operation Propane Supply THE IGNITION SYSTEM THE FUEL SYSTEM Propane gas and propane tank(s) must be The spark transformer ignitor lights the provided by the customer. main burner. The hose/regulator assembly attaches to the propane gas supply. The propane gas THE AUTOMATIC CONTROL SYSTEM Use this heater only with a propane vapor moves through the automatic control valve This system causes the heater to shut withdrawal supply s
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Dayton Operating Instructions and Parts Manual 3VG80 ® Dayton Propane Construction Heater Ventilation Hose 4. Open propane supply valve on propane Fuel Gas tank(s) slowly. Supply Connector Follow the mini- Valve NOTE: If not opened slowly, excess-flow mum fresh, outside check valve on propane tank will stop gas air ventilation requirements. If proper fresh, outside air ventilation is not flow. If this happens, close propane supply provided, carbon monoxide poisoning valve and open again slowly.
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Dayton Operating Instructions and Parts Manual Model 3VG80 Operation (Continued) 2. Inspect heater before each use. Check Storage connections for leaks. Apply mixture of 5. Plug extension cord into a 120 Volt/60 Disconnect heater liquid soap and water to connections. from propane Hertz, 3-hole, grounded outlet. Motor Bubbles forming show a leak. Correct supply tank(s). will start. Fan will turn, forcing air out all leaks at once. front of heater. 1. Store propane tank(s) in safe manner. 3. Inspe
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Dayton Operating Instructions and Parts Manual 3VG80 ® Dayton Propane Construction Heater Maintenance (Continued) 6. Carefully pull motor and fan out of shell. 14. Carefully route motor wires through hole in shell (See Figure 8). Place IMPORTANT: Be careful not to damage motor, motor mount, and fan guard fan. Do not set motor and fan down with Transformer into rear of heater shell. Green Lead the weight resting on fan. This could damage fan pitch. 15. Insert screws through heater shell and Pow
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Dayton Operating Instructions and Parts Manual Model 3VG80 4. Remove ignitor from rear head. Maintenance (Continued) 5. Install new ignitor. Attach ignitor to Ignitor Wire 5. Place setscrew on flat of shaft. Tighten rear head with ignitor mounting screw. setscrew firmly (40-50 inch-pounds). 6. Attach ignitor wire. 6. Place motor, motor mount, and fan 7. Check gap between ignitor electrode guard into rear of heater shell (See and target plate. Gap should be .13" Bushing Motor, page 8, steps 14 th
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Dayton Operating Instructions and Parts Manual 3VG80 ® Dayton Propane Construction Heater Accessories Description Part No. Regulator LPA2150 Hose and Regulator Assembly LPA3100 10' Hose Assembly LPA1000 Fuel Gas Connector LPA4020 Wiring Diagram 100,000 BUT/HR MODEL Motor White Black Green Green Green Power Cord White Black Terminal Board Black White Ignition White Control 12 Black 34 56 Orange Green 7 8 Relay Blue Ignitor Blue Thermal Switch Blue Thermocouple Auto Control Valve Figure 14 - Elect
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Dayton Operating Instructions and Parts Manual Model 3VG80 Troubleshooting Chart Never attempt to service heater while it is plugged in, connected to propane supply, operating, or hot. Severe burns and electrical shock can occur. Symptom Possible Cause(s) Corrective Action Fan does not turn when heater is plugged 1. No electrical power to heater 1. Check voltage to electrical outlet. If in voltage is good, check heater power cord for breaks 2. Fan hitting inside of heater shell 2. Adjust motor m
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Dayton Operating Instructions and Parts Manual 3VG80 ® For Repair Parts, call 1-800-323-0620 Dayton Propane 24 hours a day - 365 days a year Please provide following information: Construction Heater -Model number -Serial number (if any) -Part description and number as shown in parts list Address parts correspondence to: Grainger Parts P.O. Box 3074 1657 Shermer Road Northbrook, IL 60065-3074 U.S.A. Figure 15 - Repair Parts Illustration 12
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Dayton Operating Instructions and Parts Manual Model 3VG80 Repair Parts List Use only original replacement parts. This heater must use design-specific parts. Do not substitute or use generic parts. Improper replacement parts could cause serious or fatal injuries. This will also protect your warranty coverage for parts replaced under warranty. Reference Number Description Part No. Quantity 1 Base Tray 102362-01 1 2 *Hex TPG Screw, 10-16 X 38 M11084-26 15 3 Base 103917-01AA 1 4 Nozzle 099138-02 1
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3VG80 Dayton Operating Instructions and Parts Manual Dayton Propane Construction Heater LIMITED WARRANTY DAYTON ONE-YEAR LIMITED WARRANTY. Dayton propane construction heater, Models covered in this manual, are warranted by Dayton Electric Mfg. Co. (Dayton) to the original user against defects in workmanship or materials under normal use for one year after date of purchase. Any part which is determined to be defective in material or workmanship and returned to an authorized service location, as D
