Shinco Service Manual

 

 

 

1.CHECK IF THE CONNECTING WIRING IS CONNECT

 

 

 

WELL

 

 

 

2.TEST THE VOLTAGE VALUE BETWEEN L4 AND S,

 

 

 

IF IT S CHANGE REGULARLY,THE SINGAL

 

 

 

TRANSFERING BETWEEN INDOOR AND OUTDOOR UNIT

 

 

 

IS GOOD,

 

 

 

WHEN IT‘S NO CHANGE

 

COMMUNICATION FAULT

 

IF VALUE IS BELOW 14V, THE INDOOR PCB BOARD

3

BETWEEN INDOOR UNIT AND

E4

IS FAULT,CHANGE IT.

 

OUTDOOR UNIT

 

IF VALUE IS OVER 14V,THE OUTDOOR PCB IS FAULTY

 

 

 

3)CHECK IF THERE IS LED FLASHING ON THE

 

 

 

OUTDOOR PCB

 

 

 

IF THERE IS NO FLASHING,CHECK VOLTAGE VALUE

 

 

 

FROM POWER BOARD TO PFC BOARD, BETWEEN ACL AND

 

 

 

CAN ON PFC BOARD

 

 

 

IF ITS NOT 220V, CHANGE POWER BOARD

 

 

 

IF ITS 220V,CHANGE PFC BOARD

4

COMPRESSOR DRIVER BOARD

EA

CHECK OUTDOOR DRIVER BOARD

IS

 

 

 

 

 

 

 

 

5

OURDOOR AIR SENSOR IS

 

1、 CHECK THE SENDOR VALUE

FAULTY

 

2、 POWER BOARD IS FAULT

 

E6

 

 

 

6

OUTDOOR PIPE SENSOR IS

 

 

 

FAULT

 

 

 

 

 

 

 

 

 

7

INDOOR AIR SENSOR IS

E1

3、 CHECK THE SENSOR VALUE

FAULTY

4、 INDOOR BOARD IS FAULT

 

 

 

 

 

 

8

INDOOR PIPE SENSOR IS

E2

 

FAULTY

 

 

 

 

 

 

 

 

9

POWER BOARD IS FAULT

E8

OUTDOOR POWER BOARD IS FAULT

 

 

 

 

10

POWER BOARD IS FAULT

E9

OUTDOOR POWER BOARD IS FAULT

 

 

 

 

 

 

 

DRIVER BOARD IS FAULT

11

DRIVER BOARD IS FAULT

E5

 

 

 

 

 

12

OUDOOR COMMUNICATION

EC

CHECK IF WIRINGS BETWEEN POWER BOARD AND

FAULTY

DRIVER BOARD ARE CONNECTED WELL

 

 

 

 

 

 

1.FIX THE WIRING AGAIN。

2.CHANGE RELATE PCB BOARD

CHANGE DRIVER BOARD

CHANGE SENSOR

CHANGE POWER BAORD。

CHANGE SENDOR

CHANGE INDOOR BOARD

CHANGE THE POWER BOARD

CHANGE THE POWER BOARD

DRIVER BOARD IS FAULT

FIX THE WIRING BETWEEN POWER BOARD AND DRIVER BOARD

- 54 -

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Image 54
Shinco KFR-25GWZ BM service manual Well

KFR-25GWZ BM, KFR-25GWZ, BM specifications

The Shinco BM and KFR-25GWZ series represent a significant advancement in air conditioning technology, combining efficiency, performance, and user-centric features. Designed for both residential and small commercial applications, these models aim to provide optimal comfort while minimizing energy consumption.

One of the standout features of the Shinco BM series is its impressive energy efficiency rating, which helps to reduce electricity bills while still delivering powerful cooling and heating performance. The models are equipped with advanced inverter technology that allows for variable speed operation. This means that rather than cycling on and off entirely, the compressor adjusts its speed according to the required cooling or heating load. This not only results in a more consistent temperature but also extends the lifespan of the unit.

The KFR-25GWZ model integrates a multi-stage filtration system that ensures cleaner air quality. This system effectively captures dust, allergens, and other airborne particles, promoting a healthier indoor environment. Additionally, these units often feature a self-cleaning function which helps maintain the cleanliness of the internal components, enhancing efficiency and longevity.

User-friendly interfaces are another hallmark of the Shinco series. The remote control and optional Wi-Fi connectivity allow users to monitor and adjust settings from their smartphones or tablets. Features like programmable timers, sleep modes, and multiple fan speeds further enhance convenience.

In terms of design, the KFR-25GWZ is both sleek and modern, making it a perfect fit for various interior aesthetics. Its compact design ensures that it can be installed in a range of spaces without being obtrusive.

The noise levels of both the BM and KFR-25GWZ units are impressively low, making them suitable for bedrooms, offices, and other areas where quiet operation is essential. Enhanced insulation within the units minimizes sound, allowing users to enjoy their space without distraction.

Safety features including automatic restart after a power outage and overcurrent protection make these air conditioners reliable choices for households and businesses alike. Additionally, the environmentally friendly refrigerants used in these models contribute to lower global warming potential, aligning with contemporary sustainability goals.

In conclusion, the Shinco BM and KFR-25GWZ series showcase a blend of innovative technology, energy efficiency, and user-friendly features, making them an excellent choice for those looking to enhance their indoor comfort in a sustainable way.