OPERATION

OWNER’S MANUAL

OPERATION

To Start HeaterWARNING: Review and under- stand the warnings in the Safety Information section, page 2. They are needed to safely operate this heater. Follow all local codes when using this heater.

To Start Heater

1.Follow all installation, ventilation, and safety information.

2.Locate heater on stable and level surface. Make sure strong drafts do not blow into front or rear of heater.

3.Plug power cord of heater into a three- prong, grounded extension cord. Extension cord must be at least six feet (2 m) long. Extension cord must be UL/ CSA listed.

Extension Cord Wire Size Requirements

Up to 50 feet (15 m) long, use 18 AWG rated cord.

51 to 100 feet (16 to 30 m) long, use 16 AWG rated cord.

101 to 200 feet (31 to 60 m) long, use 14 AWG rated cord.

4.Plug extension cord into a 120 volt/60 hertz, 3-hole, grounded outlet. Motor will start. Fan will turn, forcing air out front of heater.

5.Open propane supply valve on propane tank(s) slowly.

Note: If not opened slowly, excess-flow check valve on propane tank may stop gas flow. If this happens, close propane supply valve and open again slowly.

To Stop HeaterWARNING: Be sure motor and fan are running before pushing in automatic control valve but- ton. Flames could flash outside heater if motor and fan are not running.

6.Push in and hold automatic control valve button (see Figure 5). Push piezo ignitor button (see Figure 5). You may need to push piezo ignitor button 3-8 times until the burner lights. When burner lights, keep automatic control valve button pushed in. Release button after 30 seconds.

Note: If heater fails to ignite, hose may have air in it. If so, keep automatic control valve button pressed and wait 20 seconds. Release automatic control valve button and wait 20 seconds for unburned fuel to exit heater. Repeat step 6.

Piezo

Ignitor

Button To Restart Heater

Automatic

Control Valve

Button

Figure 5 - Automatic Control Valve Button and Piezo Ignitor Button

Notice: If heater is unplugged or power outage occurs while heater is running, the thermal limit device will stop fuel flow. A few seconds occur before the thermal limit device activates. During this short time, flames may appear outside the heater. This is normal. The flames will go out when thermal limit device activates.

To Stop Heater

1.Tightly close propane supply valve on propane tank(s). Allow heater to burn remaining fuel in hose.

2.Wait a few seconds. Heater will burn gas left in supply hose.

3.Unplug heater.

To Restart Heater

1.Wait five minutes after stopping heater.

2.Repeat steps under To Start Heater.

STORAGE

STORAGECAUTION: Disconnect heater from propane supply tank(s).

1.Store propane tank(s) in safe manner. See Chapter 5 of Standard for Storage and Handling of Liquefied Petroleum Gases, ANSI/NFPA 58 and/or CAN/ CGA B149.2. Follow all local codes. Always store propane tanks outdoors.

2.Place plastic cover caps over brass fittings on inlet connector and hose/ regulator assembly.

3.Store in dry, clean, and safe place. Do not store hose/regulator assembly inside heater combustion chamber.

4.When taking heater out of storage, always check inside of heater. Insects and small animals may place foreign objects in heater. Remove motor and other internal parts if needed to remove foreign objects (see Service Procedures, page 7).

MAINTENANCE

MAINTENANCEWARNINGS

Never service heater while it is plugged in, connected to pro- pane supply, operating, or hot. Severe burns and electrical shock can occur.

Keep heater clear and free from combustible materials, gaso- line, and other flammable va- pors and liquids.

Do not block the flow of com- bustion or ventilation air.

1.Keep heater clean. Clean heater annually or as needed to remove dust and debris. If heater is dirty or dusty, clean heater with a damp cloth. Use household cleaners on difficult spots.

2.Inspect heater before each use. Check connections for leaks. Apply mixture of liquid soap and water to connections. Bubbles forming show a leak. Correct all leaks at once.

3.Inspect hose/regulator assembly before each use. If hose is highly worn or cut, replace.

4.Have heater inspected yearly by a qualified service agency.

5.Keep inside of heater free from combustible and foreign objects. Remove motor and other internal parts if needed to clean inside of heater (see Service Procedures, page 7.

6.Clean fan blades each season or as needed (see Fan, page 8).

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Desa RCLP35B owner manual Operation, Storage, Maintenance, To Start Heater, To Stop Heater, To Restart Heater