Friedrich R-410A service manual Hazardgard Special Features, Control Panel, Exclusive

HAZARDGARD SPECIAL FEATURES

•Permanent Split-Capacitor, totally enclosed fan motor to assure efficient operation even under adverse electrical conditions. Motor has a special stainless steel shaft to resist corrosion and a hermetically sealed overload for arc-free operation.

•High capacity compressor with internal hermetically sealed overload.

•Solid-state relay contains transient voltage suppressor to protect controls against transient voltage spikes.

Provides solid state switches for arc-free operation.

Hot gas bypass low ambient control to permit operation without freezing at outdoor ambient temperatures as

•low as 45°F (7°C).

Environmentally sealed on-off switch and gold plated

contacts in thermostat for corrosion resistance.

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Electrodeposited epoxy primer and alkyd enamel, both oven-baked for an attractive, long-lasting finish.

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•Copper tubing/aluminum fin coils.

•Galvanized steel cabinet and base pan, all bonderized.

•Slide-out chassis for easy installation in window or through–the–wall.

•Extra insulation inside, including completely insulated plenum chamber for quieter, more efficient cooling.

•Entire unit test run in environmental chamber before crating.

•Eight–way air flow control for uniform air circulation.

•Condensate drain with exclusive mosquito trap.

•15 amp circuit with time-delay fuse required. Accommodates direct wiring.

•Long lasting 3/8” (10mm) thick air filter, germicidally treated, easily removed for cleaning.

Friedrich Air Conditioning quality has been proven by more than 25 years of successful experience from the Gulf of Mexico to the searing sands of the Arabian desert.

Control Panel

Function Control (Power)

This switch is a double pole, single throw toggle switch.

ON - Turns everything on.

OFF - Turns everything off.

Temperature Control

The knob at the bottom is the thermostat which is a cross ambient type used to maintain the desired comfort level. The thermostat reacts only to a change in temperature at the bulb location - turn the knob clockwise to set cooler, counterclockwise for warmer.

Exclusive

Friedrich leads with the first UL Listed Room Air Conditioners designed to cool living quarters and other enclosures situated in hazardous locations where specific volatile flammable liquids or gases are handled or used with enclosed containers or systems. Friedrich Hazardgard room air conditioners are designed to meet the National Electrical Code, Article 500 requirements for Class I, Division 2, Groups A, B, C, D Hazardous locations, and are the only air conditioners UL Listed for this application. THIS UNIT IS LISTED BY UNDERWRITERS LABORATORIES FOR USE IN CLASS I, DIVISION 2,GROUPS A, B, C, D HAZARDOUS LOCATIONS.

Operating Temperature Code: T3B.

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