Spot Check Description
Use the bi-directional communication wired controller (for
example, WDC3-86S) to activate the spot check function in
the following steps:
1. On the main page, hold "
the query page. The ODU displays u00-u03, the IDU
displays n00-n63 (the last two digits show the IDU
address), and the wired controller displays CC. Press
the "▲" or "▼" key to select the IDU, and press the
"
" key to enter the parameter query page.
2. Press the "▲" or "▼" key to query the parameters, and
the parameters can be queried cyclically. See the spot
check list below for details.
3. Press the "
" key to exit the query function.
4. On the top of the query page, the "Timing area"
displays the spot check serial number, and the
"Temperature area" displays the content of the spot
check parameters.
No.
IDU and ODU communication address (current
1
IDU addresses are displayed every 0.5s)
2
Capacity HP of IDU
3
Actual set temperature Ts
4
Current running set temperature Ts
5
Actual T1 indoor temperature
6
Modified indoor temperature T1_modify
7
T2 heat exchanger intermediate temperature
8
T2A heat exchanger liquid pipe temperature
9
T2B heat exchanger gas pipe temperature
10
Actual set humidity RHs
11
Actual RH indoor humidity
12
Real-time static pressure
" and "▲" for 2s to enter
Displayed content
Hold for 2s to
Selection
enter the page
buttons
No.
13
Compressor discharge temperature
14
15
EEV opening (actual opening/8)
16
17
Display board version No.
18
19
Historical error code (recent)
20
Historical error code (sub-recent)
21
IDU network address display
22
IDU expansion board address display
23
60
Installation
Check No.
Spot check
parameters
OK key
BACK
button
Displayed content
Target overheating
Software version No.
Fan drive version No.
[―――] is displayed