7-3-3. Only compressor unit does not run.

A. Check setting temperature.

COOL mode

Is room temperature too low ?

NO

Try to lower setting temperature by thermostat knob cooler.

HEAT mode (Only for heat pump model)

Is room temperature too high ?

NO

Try to raise setting temperature by thermostat knob warmer.

B. Check compressor and electrical parts.

Check compressor motor capacitor.

Measure resistance of compressor motor winding.

(Only for 115V models)

• Check PTC thermistor.

Overload relay is working. (OLR)

YES

Temperature of compressor is abnormally high.

YES

Refrigerant gas shortage.

YES

Charge refrigerant gas (R22).

NO

Rotor may be locked up.

CAUTION

Cooling only models

 

Cooling & electric heating models

If the unit is turned off during cooling, DO NOT restart it immediately, as this can damage it. Wait at least 3 minutes or so before starting it again.

Heat pump model

The compressor does not start up immediately even when the MODE selector switch is set to COOL or HEAT (It starts operating in about 3 minutes).

This is because rough 3-minute timer is built into the heat pump model in order to protect the compressor. When operation is started up or restarted, the fan operation begins immediately but the compressor starts operating after about 3-minute lag.

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Sanyo STB1220C1 Only compressor unit does not run, Check setting temperature, Check compressor and electrical parts

STB1020C1, STB1220C1, STB0811C1, STB1023C1, STB0810C1 specifications

The Sanyo STB0823H1 is a remarkable addition to the world of home appliances, particularly in the domain of efficient air conditioning solutions. Designed with precision and modern technology, this model offers both reliability and versatility, ensuring optimal performance across various environments.

One of the standout features of the STB0823H1 is its energy efficiency. Incorporating advanced inverter technology, this air conditioner dynamically adjusts its compressor speed to maintain the desired room temperature while consuming minimal energy. This not only contributes to lower electricity bills but also aligns with environmental sustainability goals, making it an ideal choice for eco-conscious consumers.

The STB0823H1 also boasts a user-friendly interface, making operation seamless for everyone. The sleek remote control allows users to customize settings with ease, offering various modes including cooling, heating, dehumidification, and fan-only options. The model includes a programmable timer, enabling users to set the unit to run according to their schedules, further enhancing convenience and energy savings.

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In summary, the Sanyo STB0823H1 emerges as a high-performing air conditioning solution known for its energy efficiency, user-friendly design, powerful cooling capabilities, quiet operation, and low maintenance. This model embodies the fusion of innovative technology and thoughtful design, making it a smart investment for homeowners looking to enhance their comfort while being mindful of energy consumption.