Midea V4 Plus S Series User Manual

MCAC-VTSM-2015-09 R410A All DC Inverter V4+S Series 60Hz
Installation 127
System check (SW2)
SW2: (CHECK)――Used to query outdoor unit data. Check point sequence and corresponding actuality is as
follows:
No.
Normal
display
Content (present frequency)
Note
1
0 - -
Outdoor unit address
Master unit: 0; slave unit: 1, 2, 3.
2
1 - -
Outdoor unit capacity
Refer to note 1
3
2 - -
Outdoor unit quantity
Available for master unit
4
3 - -
Setting quantity of indoor unit
Available for master unit
5
4 - -
Total capacity of outdoor units
Available for master unit
6
5 - -
Total capacity requirement of indoor units
Capacity requirements
7
6 - -
Total correct capacity requirement of master unit
Capacity requirements
8
7 - -
Running mode
Refer to note 2
9
8 - -
Actual running capacity of this outdoor unit
Capacity requirement
10
9 - -
Fan A speed
Refer to note 3
11
10 - -
Fan B speed
Refer to note 3
12
11 - -
Temperature of evaporator pipe (T2B/T2)
Actual value=display value
13
12 - -
Temperature of condenser pipe (T3)
Actual value=display value
14
13 - -
Temperature of outdoor ambient (T4)
Actual value=display value
15
14 - -
Discharge temperature of inverter compressor A
Actual value=display value
16
15 - -
Discharge temperature of inverter compressor B
Actual value=display value
17
16 - -
Reserve
/
18
17 - -
Current of inverter compressor A
Actual value=display value
19
18 - -
Current of inverter compressor B
Actual value=display value
20
19 - -
Opening degree of EXVA
Pulse value=display value×8
21
20 - -
Opening degree of EXVB
Pulse value=display value×8
22
21 - -
High pressure
Actual value=display value×0.1MPa
23
22 - -
Reserved
/
24
23 - -
Quantity of indoor units which are communicated with master unit
Actual value=display value
25
24 - -
Quantity of working indoor units
Actual value=display value
26
25 - -
Priority mode
Refer to note 4
27
26 - -
Silent mode
Refer to note 5
28
27 - -
Static pressure mode
Refer to note 6
29
28 - -
DC voltage A
Actual value=display value×10
30
29 - -
DC voltage B
Actual value=display value×10
31
30 - -
Reserved
/
32
31 - -
Reserved
Display 000
33
32 - -
Error clearance time
Actual value=display value
34
33 - -
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End
Note:
1. Outdoor unit capacity setting: 0—8HP; 1—10HP; 2—12HP; 3—14HP; 4—16HP; 5—18HP.
2. Running mode: 0—OFF; 2—cooling mode; 3—heating mode; 4—forced cooling mode.
3. Fan speed: 0—stop; 1~15—fan speed sequentially increased.
4. Priority mode: 0—heating priority mode; 1—cooling priority mode; 2—VIP (address no. 63) priority mode or voting priority
mode; 3—heating only priority mode; 4—cooling only priority mode.
5. Silent mode: 0—night silent mode; 1—silent mode; 2—super silent mode; 3—no silent mode.
6. Static pressure mode: 0—none static pressure; 1—low static pressure; 2—medium static pressure; 3—high static pressure.
Normal display: When the outdoor unit is on standby, the first two numbers on LED digital tube will display the address of the
outdoor unit, and the last two numbers display the indoor unit’s quantity which can communicate with outdoor unit. When the
outdoor unit is operating, it will display the rotation frequency of the compressor.
System check steps:
1. Ensure the system operates steadily for more than 1 hour;
2. Press the check button (SW2) on main PCB of outdoor master unit;
3. Check the parameters one by one and fill out the commissioning tables.

Midea V4 Plus S Series Specifications

General

Brand	Midea
Model	V4 Plus S Series
Category	Air Conditioner
Language	English