Mitsubishi Electric CITY MULTI CMB-P1016V-F, Service Handbook

Page: 41 / 183

3
PU(H)Y-200·250·315YEM(K,C)-A
Switch Function
Function according to switch operation Switch set timing
When off When on When off When on
SWU
SW1
SW2
SW3
SW4
1~2
1~8
3
9~10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
9
10
1
2
3
Unit address setting
Refrigerant model
For self diagnosis/
operation monitoring
–
Centralized control switch
Deletion of connection
information.
Deletion of error history.
Refrigerant amount adjustments
–
Disregard ambient air
sensor errors, liquid
overflow errors.
Forced defrosting
Defrost prohibited timer
–
–
SW3-2 Function valid/
invalid
Indoor unit test operation
Defrosting start tempera-
ture of TH
Defrosting end tempera-
ture of TH5.
Opening angle of IC except
when heater thermostat is
ON during defrosting.
–
Pump down
Target Tc (High pressure)
in Heating
Models
Models
Models
SW4-2 Function valid/
invalid
–
Set on 51~100 with the dial switch.
LED Monitering Displa
R407C R22
y
–
Centralized control not
connected.
Storing of refrigeration
system connection
information.
–
Ordinary control
–
Errors valid.
Ordinary control
39 min.
–
–
SW3-2 Function invalid
Stop all indoor units.
– 6
°
C
10
°
C
(no operation)
–
Ordinary control
49˚C
Invalid
–
–
Centralized control
connected.
Deletion of refrigeration
system connection
information.
Deletion
Adjustment operation
–
Disregard errors.
Start forced defrosting.
90 min.
–
–
SW3-2 Function valid
All indoor units test
operation ON.
–3
°
C
15
°
C
For 2minutes. For 2minutes.
2000
–
Pump down
53˚C
Valid
–
Before power is turned on.
During normal operation when power
is on.
Should be set on OFF.
Before power is turned on.
Before power is turned on.
During normal operation when power
is on.
During normal operation when power is on
(only when switching from OFF/ON)
–
During normal operation when power
is on.
During normal operation when power
is on. (Except during defrosting)
–
–
During normal operation when power
is on.
When SW3-1 is ON after power is
turned on.
During normal operation when power
is on.
During normal operation when power
is on. (Except during defrosting)
–
During normal operation
(only when switching from OFF/ON)
During normal operation when power
is on.
8 – – – –
– – – –
–
Before power is turned on.
Before power is turned on.
During normal operation when power
is on.
–
– – – –
– – – –
– – – –
Night mode/Step demand
SWU3
R407C
Exist
R407C
Different unit model error
(7130)
Not exist
Different unit model error
(7130)
R22 R22
TH2
Night mode
PUHY-(P)YEM-A PUY-(P)YEM-A
Step demand
During normal operation when power is on.
– – – –
– – – –
During normal
operation when
power is on. 10 minutes or
more after
compressor
starts.
Note 1
• SWU1~2=00 when shipped from the factory. Other factory settings are indicated by shaded portions.
• If the address is set from 01 to 50, it automatically becomes 100.
• The refrigerant model is recognized with SW3 and TH2.
4
5
6
7
8
9
10
Before power is turned on.
See Note2.
Note 2
SW3-10
OFF
OFF
200YEMK-A
250YEM(K,C)-A
315YEM(K,C)-A
ON
200YEMC-A ON
SW3-9
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