Hisense AC Error Codes – Causes and Solutions (Get Full List)

Hisense is a multinational white goods and electronics manufacturer based in China. It is the largest television manufacturer in China since 2004, yet offers a wide range of other electrons and appliances as well. Offering its products under a range of brands such as Sharp, Toshiba, Hisense, Ronshen, Kelon, and Gorenje. While the brand name may vary, the products are designed and manufactured by Hisense.

Apart from TVs, the second focus Hisense has is on air conditioning units. These units are available for home and office use, and can easily match your requirements. With a wide range of selections, you cannot go wrong with the one that compliments your space. However, like any other electronic appliance, Hisense ACs are open to errors and issues. Fortunately, most of them are minor and easily fixable.

To help you out we have listed down some of the most common error codes for Hisense ACs. Start by noting down the error code, and match it using the list below. Once you have the error code you can easily find out which area of your air conditioner is acting up, and how to best deal with the situation at hand. Rather than letting someone poke through the system, you can ensure a quick and easy fix.

Press the high power for 4 times in a row and the trouble codes listed below will be displayed.

Most Common Codes List

Display of Codes

When the system stops running,press the “CHECK” and “↑↓” buttons, “SERVICE” and “00” will display,”00” is index ,press “∧”and “∨” button to set the value, the index value is displayed at the timer area .Each index value shows corresponding content,as follows:

Indication on the Indoor Unit

If the compressor fails when it is interrupted, the indoor unit’s LED flashes indicating the specific trouble code. It flashes as many times as the number of the trouble code is.

Portable AC Troubleshooting

Before calling for service, please try the suggestions below.

Air conditioner will not operate

• The power supply cord is unplugged; Plug into a grounded 3 prong outlet.
• Time-delay fuse or circuit breaker of the wrong capacity is being used; Replace with a time—delay fuse or circuit breaker of the correct capacity.
• The power supply cord has tripped; Press and release RESET.
• A household fuse has blown, or a circuit breaker has tripped: Replace the fuse, or reset the circuit breaker.
• The On/Off button has not been pressed; Press ON/OFF.
• The local power has failed: Wait for power to be restored.

Air conditioner blows fuses or trips circuit breakers

• Too many appliances are being used on the same circuit; Unplug or relocate appliances that share the same circuit.
• You are trying to restart the air conditioner too soon after turning off air conditioner; Wait at least 3 minutes after turning off air conditioner before trying to restart the air conditioner.

Air conditioner power supply cord trips (Reset button pops out)

• Disturbances in your electrical current can trip (Reset button will pop out) the power supply cord; Press and release RESET (listen for click; Reset button will latch and remain in) to resume operation.
• Electrical overloading, overheating, cord pinching or aging can trip (Reset button will pop out) the power supply cord; After correcting the problem, press and release RESET (listen for click; Reset button will latch and remain in) to to resume operation. If the power cord fails to reset, contact a service technician.

Air conditioner seems to run too much

• Is there a door or window open? ; Keep doors and windows closed.
• The current air conditioner replaced an older model; The use of more efficient components may cause the air conditioner to run longer than an older model, but the total energy consumption will be less. Newer air conditioners do not emit the ” blast” of cold air you may be accustomed to from older units, but this is not an indication of lesser cooling capacity or efficiency. Refer to the efficiency rating (EER) and capacity rating (in Btu/h) marked on the air conditioner.
• The air conditioner is in a heavily occupied room, or heatproducing appliances are in use in the room; Use exhaust vent fans while cooking or bathing and try not to use heat-producing appliances during the hottest part of the day. Portable air conditioners are designed as supplemental cooling to local areas within a room. A higher capacity air conditioner may be required, depending on the size of the room being cooled.
• Air conditioner runs for a short time only, but room is not cool; Set temperature is close to room temperature; Lower set temperature. See ” portable Air Conditioner Use

Display codes

• If the unit displays error code E5, the water container is full. Drain the water, see “Draining the air conditioner”. After draining, the unit can be operated again.

Air conditioner runs. but does not cool

• The filter is dirty or obstructed by debris; Clean the filter.
• Air outlet is blocked; Clear air outlet.
• Set temperature is too high; Lower set temperature.

Air conditioner cycles on and off too much

• The air conditioner is not properly sized for your room; Check the cooling capabilities of your portable air conditioner. Portable air conditioners are designed as supplemental cooling to local areas within a room.
• The filter is dirty or obstructed by debris; Clean the filter.
• There is excessive heat or moisture, open container cooking, showers,etc. in the room. Use afan to exhaust heat or moisture from the room; Try not to use heat-producing appliances during the hottest part of the day.
• The louvers are blocked; Install the air conditioner in a location where the louvers are free from curtains, blinds, furniture, etc.

VRF Air Conditioner Codes

Inverter-driven Multi-split Air Conditioner (Heat Pump):

Wiring Diagram

Troubleshooting

The following cases may not always be a malfunction, please check it before asking for service.

Trouble: Does not run

Analysis:

• If the protector trip or fuse is blown.
• If the plug is not properly plugged.
• If batteries in the remote controller exhausted.
• Please wait for 3 minutes and start again, protector device may be preventing unit to work

Trouble: No cooling or heating air

Analysis:

• Is the air filter dirty?
• Are the intakes and outlets of the air conditioner blocked？
• Is the temperature set properly？

Trouble: Ineffective control

Analysis: If strong interference(from excessive static electricity discharge, power supply voltage abnormality presents, operation will be abnormal. At this time, disconnect from the power supply and connect back 2-3 seconds later.

Trouble: Peculiar odor

Analysis: This odor may come from another source such as furniture, cigarette etc, which is sucked in the unit and blows out with the air.

Trouble: A sound of flowing water

Analysis:

• Caused by the flow of refrigerant in the air conditioner, not a trouble.
• Defrosting sound in heating mode

Trouble: Cracking sound is heard

Analysis: The sound may be generated by the expansion or contraction of the front panel due to change of temperature.

Trouble: The compressor indicator(red) lights on constantly, and indoor fan stops.

Analysis: The unit is shifting from heating mode to defrost. The indicator will lights off within ten minutes and returns to heating mode.

Manuals Pdf

Hisense Air Conditioner Manual PDF

Hisense Portable Air Conditioner Manual PDF

Hisense VRF Air Conditioner Manual PDF

Hisense VRF Air Conditioner Manual PDF 2

Fujitsu AC Error Codes

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Danny Reese

HVAC Expert at acerrorcode.com

Regarding error and fault codes, we believe sharing knowledge is the best way to help everyone. That is why we established ACErrorCode.com, to give you every bit of info you need as a customer. HVAC Expert Contact: dannyreese@acerrorcode.com Call: 916-954-2677

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