898841-UIM-B-0113

 

TABLE 14: Error Codes - 30K 36K (Continued)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

Malfunction

 

 

 

 

 

 

 

 

 

During cooling and drying

 

 

 

 

 

 

 

OFF 3S

 

 

 

 

 

operation, compressor will

 

 

45

of voltage

 

 

 

 

 

 

 

 

stop while indoor fan will

 

 

U3

 

 

and blink

 

 

 

 

 

Supply voltage is unstable

 

dropping for

 

 

 

 

 

 

 

operate; During heating

 

 

 

 

 

 

20 times

 

 

 

 

 

 

 

 

 

DC bus-bar

 

 

 

 

 

 

 

 

operation, the complete

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

unit will stop

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

During cooling and drying

 

 

 

 

Malfunction

 

 

OFF 3S

 

 

 

 

 

 

operation, the compres-

Theres circuit malfunction on

 

 

 

 

 

 

 

 

 

 

 

sor will stop while indoor

 

46

of complete

 

 

 

 

 

 

 

 

outdoor units control panel AP1,

 

U5

 

and blink

 

 

 

 

 

 

fan will operate; During

 

units current

 

 

 

 

 

 

 

please replace the outdoor units

 

 

 

 

 

13 times

 

 

 

 

 

 

heating operating, the

 

 

 

detection

 

 

 

 

 

 

 

 

control panel AP1.

 

 

 

 

 

 

 

 

 

 

 

 

complete unit will stop

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

operation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If this malfunction occurs

1. Supply voltage is lower than

 

 

 

The four-way

 

 

OFF 3S

 

 

 

 

 

 

AC175V;

 

 

 

 

 

 

 

 

 

 

 

during heating operation,

2. Wiring terminal 4V is loos-

 

47

valve is

U7

 

and blink

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the complete unit will stop

ened or broken;

 

 

 

abnormal

 

 

20 times

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

operation.

3. 4V is damaged, please

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

replace 4V.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Zero-crossing

 

 

 

 

 

 

 

 

 

During cooling operation,

 

 

 

 

 

OFF 3S

 

 

 

 

 

 

 

compressor will stop while

 

 

48

malfunction

 

 

 

 

 

 

 

 

indoor fan will operate;

Replace outdoor control panel

 

U9

and blink

 

 

 

 

 

 

 

 

of outdoor

 

 

 

 

 

 

 

during heating,the com-

AP1.

 

 

 

 

18 times

 

 

 

 

 

 

 

 

 

 

unit

 

 

 

 

 

 

 

 

plete unit will stop opera-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tion.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Frequency

 

 

 

 

 

 

OFF 3S

 

 

 

 

 

49

limiting

 

 

 

 

 

 

and blink

 

 

 

 

 

 

 

(power).

 

 

 

 

 

 

13 times

 

 

 

 

 

 

 

Compressor

 

 

 

 

OFF 3S

 

 

 

 

 

 

 

50

is open-

 

 

 

 

and blink

 

 

 

 

 

 

 

 

 

circuited

 

 

 

 

once

 

 

 

 

 

 

 

 

 

The

 

 

 

 

 

 

 

 

 

 

 

 

51

temperature

 

 

 

 

 

 

OFF 3S

 

 

 

 

 

for turning on

 

 

 

 

 

 

and blink

 

 

 

 

 

 

 

the unit is

 

 

 

 

 

 

8 times

 

 

 

 

 

 

 

reached

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Frequency

 

 

 

 

 

 

OFF 3S

 

 

 

 

 

52

limiting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and blink

 

 

 

 

 

(module

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11 times

 

 

 

 

 

 

 

temperature)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

53

Normal com-

 

 

 

 

 

 

 

 

Continously

 

 

 

munication

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF 3S

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and blink

 

 

 

 

 

Defrosting will occur in

 

 

 

 

 

 

 

 

once

 

 

 

 

 

 

 

 

 

 

 

 

 

OFF 3S

 

 

 

 

heating mode. Compres-

 

 

 

 

 

 

 

 

(during

 

 

 

 

 

 

54

Defrosting

 

 

 

and blink

 

 

 

 

sor will operate while

Its the normal state.

 

 

 

 

blinking,

 

 

 

 

 

 

 

 

 

 

 

twice

 

 

 

 

indoor fan will stop opera-

 

 

 

 

 

 

 

 

ON 10s

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

tion.

 

 

 

 

 

 

 

 

and OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5s)

 

 

 

 

 

 

 

 

Johnson Controls Unitary Products

45

Page 45
Image 45
Johnson Controls 22 SEER installation manual AC175V During heating operation Wiring terminal 4V is loos

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.