Properly used, the heater provides safe economical heating. Products of combustion are vented into the area being heated. We cannot foresee every use which may be made of our heaters. Check with your local fire safety authority if you have questions about heater use. Printed in U.S.A. Form 5S3931 03430 1202/261/VCPVP ® Dayton Operating Instructions and Parts Manual 3VH22 ® Dayton Propane Construction Convection Heater General Safety Information Make certain you read and understand all warnings.

When the heater is working properly: • The emmitter screen is glowing bright orang-red. • There are no flames above the burner. • The flame is burning on the surface of the screen and not inside the burner (flashback). • There is no strong disagreeable odor, eye burning or other physical discomfort. • There is no smoke or soot internal or external to the heater. • There are no unplanned or unexplained shut downs of the heater. The parts lists and exploded view show the heater as it was construct

at 1-800-323-5190. When calling DESA International, have ready: • your name • your address • model number of your heater • how heater was malfunctioning • purchase date Usually, we will ask you to return the defective part to the factory. PARTS NOT UNDER WARRANTY Contact authorized dealers of this product. If they can’t supply original replacement part(s), call DESA International’s Parts Department at 1-800-972-7879 for referral information. Parts Centrals are listed in the Authorized Service Ce

See Fuel and Air Line Replacement and Proper Routing, page 9. 14. Replace photocell in photocell bracket. 15. Replace fan (see page 7). 16. Replace fan guard and upper shell (see page 7). Combustion Chamber Photocell Bracket Photocell Assembly Air Line Hose Fuel Line Hose Photocell Bracket Ignitor Wires Nozzle Adapter Bracket Ignition Control Assembly Side Cover Figure 10 - Disconnecting Ignitor Wires from Ignition Control Assembly Ignitor Ignitor Screw/Washer Assembly Nozzle Adapter Bracket Noz

KEY NO. PART NUMBER DESCRIPTION QTY. 1 M51104-01 Handle 1 2 098511-67 Upper Shell (Service Part Will Be Black) 1 3 M11084-29 Screw, #10-16 x 3/4" 2 4 108631-01 Screw, #10-16 x 1" 2 5 098512-50 Combustion Chamber (55) 1 098512-51 Combustion Chamber (70) 1 6 M10908-2 Screw, #6-32 x 3/8" 2 7 103154-03 Photocell Bracket 1 8 M16656-24 Photocell Assembly 1 9 (see page 22) Burner Head Assembly 1 10 M11084-26 Screw, #10-16 x 3/8" 2 11 103684-01 Fan (55) 1 M29678 Fan (70) 1 12 (see page 22) Motor and Pum

Date of Purchase Propane Infra-Red Tank Top Heater Limited Warranty DESA Industries warrants this product and any parts thereof, to be free from defects in materials and workmanship for one (1) year from the date of first purchase when operated and maintained in accordance with instructions. This warranty is extended only to the original retail purchaser, when proof of purchase is provided. This warranty covers only the cost of parts and labor required to restore the product to proper operating

Under no circumstances should the grounding prong be cut off the plug. Where a two-prong wall receptacle is encountered, it must be replaced with a properly grounded three-prong receptacle installed in accordance with the National Electrical Code (NEC) and all applicable local codes and ordinances. This work must be done only by a qualified electrician, using copper wire only. 7. Do not operate any Heater with a damaged cord or plug or after the Heater malfunctions, or has been dropped or damage

Rating: 0° F (-17.8° C) • Fuel Consumption per 20 lb. Cylinder: 36 hours 30,000 Btu/Hr Models • Rating: 10,000 - 30,000 Btu/hr (3.0 - 8.8 kW) • Type of Gas: Propane/LP Only • Ignition: Piezo • Gas Supply Pressure to regulator: Max - Tank Pressure, Min - 20 psi (1.37 bar) • Regulator Outlet Pressure: 10 - 18 psi (0.68 bar - 1.2 bar) • Minimum Ambient Temp. Rating: 0° F (-17.8° C) • Fuel Consumption per 20 lb. Cylinder: 18 hours 117240-01C Safety Information WARNING: This product contains and/or g

IMPORTANT: If installing a gas fireplace, vertical support will be installed to mantel assembly after gas fireplace has been installed. If installing electric fireplace, first install vertical support and install fireplace from front of mantel. Do not put any weight on mantel top until vertical support has been installed. Fireplace Installation 1. Fireplace should be fully assembled. See Assembling Fireplace in fireplace owner’s manual. 2. Mantel must be installed flush with two walls. Remove ba

Use this heater only with a propane/LP vapor withdrawal supply system. See Chapter 5 of the Standard for Storage and Handling of Liquefied Petroleum Gas, ANSI/NFPA 58 and the Propane Installation Code CAN/CGA B149.2. Your local library or fire department will have these booklets. The amount of propane/LP gas ready for use from propane/LP tanks varies. Two factors decide this amount: 1. The amount of propane/LP gas in the tank(s) 2. The temperature of tank(s) The chart below shows the number of 1