Midea V8 VRF Series User Manual

V8 VRF Indoor Units
25
Troubleshooting Guide
2.2 Indoor unit parameter query
Taking KJR-86S/BK as an example
①Hold " " and " " for 2 seconds to enter the query interface,
"u00-u03" indicates ODUs, "n00-n63" indicates IDUs (the last two
digits are the ODU or IDU addresses), and "CC" indicates the wired
controller . Press " " and " " to switch the IDU code (For example
n02), then press " " to enter the parameter query page.
②In the parameter query page, use " " and " " to query
parameters, and the parameters can be queried cyclically.
③The check list serial number is displayed in upper right corner of
the wire controller, while the parameter value is displayed in the
middle of the wire controller.
④Press " " to exit the query page. The parameter query page
automatically closes if no button is pressed within the next 60
seconds.
Table 2.3: Indoor unit parameters check list
Check No.
Parameters
Remarks
1
IDU address
1
0 - 63
2
Capacity of indoor unit
Unit: HP
3
Actual set temperature Ts
Unit:℃
4
Current running set temperature Ts
Unit:℃
5
Actual T1 indoor temperature
Actual value = value displayed
6
Modified indoor temperature T1
Actual value = value displayed
7
T2 heat exchanger intermediate temperature
Actual value = value displayed
8
T2A heat exchanger liquid pipe temperature
Actual value = value displayed
9
T2B heat exchanger gas pipe temperature
Actual value = value displayed
10
Actual set humidity RHs
Actual value = value displayed
11
Actual RH indoor humidity
Actual value = value displayed
12
Actual fresh air processing unit TA air supply temperature
Actual value = value displayed
13
Air-blow pipe temperature
Actual value = value displayed
14
Compressor discharge temperature
Actual value = value displayed
15
Target superheat
Actual value = value displayed
16
EXV opening (actual opening/8)
Actual value/8 = value displayed
17
Software version No.
Actual value = value displayed
18
Historical error code (recent)
Actual value = value displayed
19
Historical error code (sub-recent)
Actual value = value displayed
20
[―――] is displayed
Notes:
1. For indoor units, the communication address and network address are the same and are routinely referred to simply as the unit’s “address”.
2. If use other controllers, please refer to the corresponding manual.
Parameters
OK key
Return keySelection
keys
Press and hold the
key for 2s to enter
Check No.

Midea V8 VRF Series Specifications

General

Brand	Midea
Model	V8 VRF Series
Category	Air Conditioner
Language	English