Function Of Dip Sw And Rotary Sw - Mitsubishi Electric PURY-80TMU Service Handbook

[5] Function of Dip SW and Rotary SW

(1) Outdoor unit
Switch Function
SWU 1~2 Unit address setting
SW1 1~8 For self diagnosis/
operation monitoring
9~10 –
SW2 1 Centralized control switch
2 Deletion of connection
information.
3 Deletion of error history.
4 –
5 –
6 Disregard ambient air
sensor errors, liquid
overflow errors.
7 Forced defrosting
8 Defrost prohibited timer
9 –
10 –
SW3 1 SW3-2 Function valid/
invalid
2 Indoor unit test operation
3 Defrosting start tempera-
ture of TH7.
4 Defrosting end tempera-
ture of TH5.
5 –
6 Pump down operation
7 Target Td (High pressure)
at Heating
8 –
9 –
10 Models
SW4 1 –
2 –
3 –
4 –
5 LED Display
6 –
7 –
8 –
9 –
10 –
Note:
• 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.
Function according to switch operation
When off
Set on 51~100 with the dial switch.
LED monitering display
–
Centralized control not Centralized control
connected. connected.
Storing of refrigeration Deletion of refrigeration
system connection system connection
information. information.
– Deletion
–
–
Errors valid. Disregard errors.
Ordinary control Start forced defrosting.
50 min.
–
–
SW3-2 Function invalid SW3-2 Function valid
Stop all indoor units. All indoor units test
operation ON.
–6°C
(21˚F)
8°C
(46˚F)
–
Invalid
49˚C
(120˚F)
–
–
Model 80
–
–
–
–
"˚F" "psig" Display
–
–
–
–
–
–20–
When on
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.
During normal
operation when
power is on.
90 min. 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.
–3°C During normal operation when power
(27˚F) is on.
15°C During normal operation when power
(59˚F) is on. (Except during defrosting)
–
Valid During compressor stop when power
is on.
53˚C During normal operation when power
(127˚F) is on.
–
–
Model 100 When switching on the power.
–
–
–
–
"˚C" "kgf/amG" Display
–
–
–
–
–
Switch set timing
When off When on
–
–
10 minutes or
more after
compressor
starts.
–
–
–
–
–
–
–
–
–
When switching on the power
–
–
–
–
–