898841-UIM-B-0113

INDOOR UNIT ERROR CODES

TABLE 12: Error Codes - 09K 12K

 

 

Display Method of Indoor Unit

 

 

Malfunction

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Malfunction

 

Indicator Display

Indicator has 3 kinds of display

 

 

No.

Dual 8

(during blinking,

status and during blinking, ON 0.5s

A/C Status

Possible Causes

 

Name

Code

ON 0.5s and OFF 0.5s)

 

and OFF 0.5s

 

 

 

 

 

Display

Operation

Cool

Heating

Yellow

 

Red

 

Green

 

 

 

 

 

Indicator

Indicator

Indicator

Indicator

 

Indicator

 

Indicator

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

During cooling and drying

Possible reasons:

 

High

 

 

 

 

 

 

 

 

 

1. Refrigerant was super abun-

 

 

OFF 3s

 

 

 

 

 

 

 

operation, except indoor

dant;

1

pressure

 

 

 

 

 

 

 

 

fan operates, all loads

2. Poor heat exchange (includ-

E1

and blink

 

 

 

 

 

 

 

protection of

 

 

 

 

 

 

 

stop operation. During

ing filth blockage of heat

 

 

once

 

 

 

 

 

 

 

 

system

 

 

 

 

 

 

 

 

heating operation, the

exchanger and bad radiating

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

complete unit stops.

environment); Ambient tempera-

 

 

 

 

 

 

 

 

 

 

 

 

ture is too high.

 

Antifreezing

 

OFF 3S

 

 

OFF 3S

 

 

 

 

During cooling and drying

1. Poor air-return in indoor unit;

2

E2

and blink

 

 

and blink

 

 

 

 

operation, compressor

2. Fan speed is abnormal;

protection

 

 

 

 

 

 

and outdoor fan stop while

 

 

 

twice

 

 

3 times

 

 

 

 

indoor fan operates.

3. Evaporator is dirty.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

System block

 

OFF 3S

 

 

 

 

OFF3S

 

 

The Dual-8 Code Display

1.Low-pressure protection

 

 

 

 

 

 

 

 

2.Low-pressure protection of

 

 

 

 

 

 

 

 

will show E3 until the low

3

or refrigerant

E3

and blink

 

 

 

 

and blink

 

 

system

 

 

 

 

 

 

pressure switch stop

 

leakage

 

3 times

 

 

 

 

9 times

 

 

3.Low-pressure protection of

 

 

 

 

 

 

 

 

operation.

 

 

 

 

 

 

 

 

 

 

 

compressor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High

 

 

 

 

 

 

 

 

 

During cooling and drying

 

 

 

 

 

 

 

 

 

 

 

operation, compressor

Please refer to the Proficien-

 

discharge

 

OFF 3S

 

 

OFF 3S

 

 

 

 

4

 

 

 

 

 

 

 

and outdoor fan stop while

TECH Ductless Splits Technical

temperature

E4

and blink

 

 

and blink

 

 

 

 

 

 

 

 

 

 

indoor fan operates.

Training Manual (discharge pro-

 

protection of

 

4 times

 

 

7 times

 

 

 

 

 

 

 

 

 

 

 

 

During heating operation,

tection, overload).

 

compressor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

all loads stop.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

During cooling and drying

 

 

Overcurrent

 

OFF 3S

 

 

OFF 3S

 

 

 

 

operation, compressor

1. Supply voltage is unstable;

 

 

 

 

 

 

 

 

and outdoor fan stop while

2. Supply voltage is too low and

5

E5

and blink

 

 

and blink

 

 

 

 

protection

 

 

 

 

 

 

indoor fan operates.

load is too high;

 

 

5 times

 

 

5 times

 

 

 

 

 

 

 

 

 

 

 

 

 

During heating operation,

3. Evaporator is dirty.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

all loads stop.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Communi-

 

OFF 3S

 

 

 

 

 

 

 

During cooling operation,

 

 

 

 

 

 

 

 

 

 

compressor stops while

Refer to the corresponding

6

cation

E6

and blink

 

 

 

 

 

 

OFF

indoor fan motor operates.

ProficienTECH Ductless Splits

 

Malfunction

 

6 times

 

 

 

 

 

 

 

During heating operation,

Technical Training Manual.

 

 

 

 

 

 

 

 

 

 

 

the complete unit stops.

 

 

High

 

OFF 3S

 

 

OFF 3S

 

 

 

 

During cooling operation:

 

 

 

 

 

 

 

 

 

compressor will stop while

Refer to the malfunction

7

temperature

 

 

 

 

 

 

 

E8

and blink

 

 

and blink

 

 

 

 

indoor fan will operate.

analysis (overload, high

resistant

 

 

 

 

 

 

 

 

8 times

 

 

6 times

 

 

 

 

During heating operation,

temperature resistant).

 

protection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the complete unit stops.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

During cooling and drying

 

 

 

 

 

 

OFF 3S

OFF 3S

 

 

 

 

operation, compressor will

 

 

EEPROM

 

 

 

 

 

 

 

stop while indoor fan will

Replace outdoor control panel

8

EE

 

 

and blink

and blink

 

 

 

 

malfunction

 

 

 

 

 

 

operate; During heating

AP1.

 

 

 

 

15 times

11 times

 

 

 

 

 

 

 

 

 

 

 

 

 

operation, the complete

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

unit will stop.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Discharging after the complete

 

Limit/

 

 

 

 

 

 

 

 

 

 

unit is de-energized for 20 mins,

 

 

 

 

 

 

 

 

 

 

 

check whether the thermal

 

decrease

 

 

 

 

 

 

 

 

 

All loads operate normally,

9

frequency

EU

 

OFF 3S

OFF 3S

 

 

 

 

 

while operation frequency

grease on IPM Module of

due to high

 

and blink

and blink

 

 

 

 

 

for compressor is

outdoor control panel AP1 is

 

 

 

6 times

6 times

 

 

 

 

 

sufficient and whether the

 

temperature

 

 

 

 

 

 

 

decreased

 

 

 

 

 

 

 

 

 

 

radiator is inserted tightly. If its

 

of module

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

no use, please replace control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

panel AP1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Wireless remote receiver

1. No jumper cap insert on

 

Malfunction

 

OFF 3S

 

 

 

 

 

 

 

mainboard.

 

 

 

 

 

 

 

 

 

and button are effective,

2. Incorrect insert of jumper cap.

10

protection of

C5

and blink

 

 

 

 

 

 

 

 

 

 

 

 

 

 

but cannot dispose the

3. Jumper cap damaged.

 

jumper cap

 

15 times

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

related command.

4. Abnormal detecting circuit of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

mainboard.

 

 

 

 

 

 

 

 

 

 

 

When the outdoor unit

 

 

Gathering

 

OFF 3S

OFF 3S

 

 

 

 

 

 

receive signal of Gather-

 

 

 

 

 

 

 

 

 

ing refrigerant, the system

 

11

F0

and blink

and blink

 

 

 

 

 

 

Nominal cooling mode

refrigerant

 

 

 

 

 

 

will be forced to run under

 

 

 

1 times

1 times

 

 

 

 

 

 

cooling mode for gathering

 

 

 

 

 

 

 

 

 

 

 

 

refrigerant

 

 

 

 

 

 

 

 

 

 

 

 

 

 

32

Johnson Controls Unitary Products

Page 32
Image 32
Johnson Controls 22 SEER installation manual Indoor Unit Error Codes, Error Codes 09K 12K

22 SEER specifications

Johnson Controls has long been a leader in the heating, ventilation, and air conditioning (HVAC) industry, consistently pushing the boundaries of energy efficiency and comfort. One of their standout offerings is the 22 SEER (Seasonal Energy Efficiency Ratio) air conditioning system, which boasts advanced technologies designed to deliver optimal performance while minimizing energy consumption.

At the heart of the Johnson Controls 22 SEER system is its innovative compressor technology. The variable-speed compressor allows for precise temperature control by adjusting the cooling output according to the specific demands of your space. This means that instead of constantly turning on and off, the system can operate at lower speeds for longer periods, ensuring even cooling and reducing energy bills.

In addition to the compressor, the 22 SEER unit employs high-efficiency coils and a superior refrigeration system that work in tandem to enhance performance. These components are designed to maximize heat transfer, enabling the system to cool your home more effectively and efficiently.

Another notable feature of the Johnson Controls 22 SEER system is its smart technology integration. With a focus on convenience and energy management, these units often come equipped with Wi-Fi connectivity, allowing homeowners to control their HVAC systems remotely using a smartphone app. This capability enhances user experience by enabling real-time monitoring and scheduling, ultimately leading to smarter energy use.

The design of the units also reflects an emphasis on quiet operation. Noise reduction technologies, including sound-dampening features, ensure that the system operates quietly in the background, enhancing indoor comfort without disruptive sounds.

Durability is another standout characteristic of the Johnson Controls 22 SEER systems. These units are built with high-quality materials and rigorous testing standards, ensuring they can withstand harsh weather conditions and provide reliable performance over the years.

Moreover, the 22 SEER air conditioning systems contribute to environmental sustainability. By using less energy, they not only lower utility costs but also reduce the carbon footprint of homes, aligning with growing consumer preferences for eco-friendly solutions.

Overall, the Johnson Controls 22 SEER air conditioning system represents a significant leap forward in HVAC technology. Its blend of efficiency, innovative features, and user-friendly technologies makes it an ideal choice for environmentally-conscious homeowners seeking comfort without compromise. Whether upgrading an existing system or investing in a new one, the 22 SEER unit stands out as a prime example of luxury, efficiency, and sustainability in the HVAC market.