Desa 375-F, SBLP375AT owner manual Installation, Operation

INSTALLATION

WARNING: Review and un- derstand the warnings in the Safety Information section, page

2.They are needed to safely op- erate this heater. Follow all local codes when using this heater.

WARNING:Testallgaspiping and connections for leaks after installing or servicing. Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints. Bubbles forming show a leak. Correct all leaks at once.

1.Provide propane/LP supply system (see Pro- pane/LP Supply, page 4).

2.Connect POL fitting on hose/regulator assem- bly to propane/LP tank(s). Turn POL fitting counterclockwise into threads on tank. Tighten firmly using a wrench. IMPORTANT: Tighten regulator with black adjustment knob point- ing down. Pointing adjustment knob down protects regulator from weather damage.

3.Connect hose to inlet connector. Tighten firmly using a wrench.

IMPORTANT: Extra hose or piping may be used if needed. Install extra hose or pip- ing between hose/regulator assembly and propane/LP tank. You must use the regulator supplied with the heater.

4.Open propane/LP supply valve on propane/LP tank(s) slowly. Note: If not opened slowly, ex- cess-flow check valve on propane/LP tank will stop gas flow. If this happens, you may hear a click inside the regulator assembly. To reset the excess flow check valve, close propane/LP supply valve and open again slowly.

Supply	POL Fitting
	Hose
Valve

Propane/LP	Regulator
Tank
	Adjustment Knob
	(pointing down)

Figure 3 - Regulator With Adjustment

Knob Pointing Down

5.Adjust regulator between 7 and 20 psig. Note: Higher regulator setting will allow heater to produce more heat.

6.Check all connections for leaks.

7.Close propane/LP supply valve.

WARNING: Do not adjust regulator below 7 psig or above 20 psig. Heater may not run properly.

Hose

Inlet Connector

Figure 4 - Hose and Inlet Connector

OPERATION

WARNING: Review and un- derstand the warnings in the Safety Information section, page

2.They are needed to safely op- erate 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 long. Extension cord must be UL listed.

Extension Cord Size Requirement

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

51 to 100 feet (15.5 to 30.5 m) long, use 16 AWG rated cord.

101 to 200 feet (30.78 to 61 m) long, use 14 AWG rated cord.

4.Plug extension cord into a 120 volt/60 hertz, three-hole, grounded outlet.

116699-01B www.desatech.com 5