GREE
Multi Variable Air Conditioners Indoor Unit
137
Possible reason:
Poor contact between outlet pipe temperature sensor and terminal in mainboard interface
Outlet pipe temperature sensor is abnormal
Detecting circuit is abnormal
1.3.5 “d7” Humidity sensor error
Error display:
IDU wired controller and IDU receive light board will display
Error judgment condition and method:
Sample the AD value of temperature sensor through temperature sensor detecting circuit and judge
the range of AD value. If the sampling AD value exceeds upper limit and lower limit in 5 seconds
continuously, report the error
Possible reason:
Poor contact between humidity sensor and terminal in mainboard interface
Humidity sensor is abnormal
Detecting circuit is abnormal
Summary of Contents for CM100N1480
Page 7: ...GREE Multi Variable Air Conditioners Indoor Unit 1 PRODUCT...
Page 51: ...GREE Multi Variable Air Conditioners Indoor Unit 45 CONTROL...
Page 52: ...GREE Multi Variable Air Conditioners Indoor Unit 46 CHAPTER 2 CONTROL 1 Operation Flowchart...
Page 95: ...GREE Multi Variable Air Conditioners Indoor Unit 89 INSTALLATION...
Page 139: ...GREE Multi Variable Air Conditioners Indoor Unit 133 MAINTENANCE...
Page 238: ...GREE Multi Variable Air Conditioners Indoor Unit 232 GMV ND30G B4B T U GMV ND36G B4B T U...
Page 266: ...JF00302921...