Control; Functions And Factory Settings Of The Dipswitches; Test Run Mode - Mitsubishi Electric CITY MULTI PUHY-P200M-B1-BM Service Handbook

[ III Control ]
III Control

[1] Functions and Factory Settings of the Dipswitches

1. Outdoor unit
(1) Main board
Switch
SWU 1-2 Unit address setting
For self diagnosis/
1-8
operation monitoring
SW1
9-10
Centralized control
1
switch
Deletion of connec-
2
tion information
Deletion of error his-
3
tory SW
Refrigerant amount
4
adjustment
Heating refrigerant
5
pay-back time
SW2
OA sensor failure/
6 Liquid level over flow
abnormality enabled
7 Forced defrost
8 Defrost timer setting
9
10
SW 3-2 enabled/dis-
1
abled
Test run mode: ON/
2
OFF
3 Defrost start temperature -10°C [14°F]
Defrost end temperature
LEV opening of IC without
4
heating thrmo-ON system
during defrost operation
5
SW3
6 Pump down operation Normal control
Target condensing
7 temperature on the
heating mode Tcm
8
9
Unit model selection
10
SW4-2 enabled/dis-
1
abled
Composition correc-
2
tion value
3
SW4
4
5
6
7
8
9
10
Note 1: SWU 1-2 is set to 00 and SWU 3-10 is set in every model, and other SWUs are set to OFF at factory shipment.
Note 2: When the outdoor unit address is set to 100, set the address setting switch to any one of 01-50.
Function according to switch setting
Function
OFF
Set to 00 or 51-100 with the dial switch
(Note 2)
-
Without connec-
tion to the central-
ized controller
Normal control
Storage of IC/OC
error history
Normal control
15 sec.
Failure enabled
Normal control
39 minutes
-
-
SW3-2 disabled
Stops all ICs
8°C [46°F]
Normal control
-
49°C [120°F]
-
SW 3-10 and 4-4
enabled
Model P200
Disabled
Value will be changed as follows when
the switch turns ON to OFF or OFF to ON
±0%→+3%→+6%→+9%→+12%→
-6%→-3%→±0%
-
-
-
-
-
-
-
-
ON
Refer to the LED monitor display on the outdoor unit board.
- -
With connection to
the centralized
controller
Deletion
Deletion of IC/OC
error history
Refrigerant amount
adjustment mode
30 sec.
Failure disabled
Forced defrost
starts
90 minutes
- -
- -
SW3-2 enabled
Sends a test-run
signal to all ICs
-7°C [19°F]
15°C [59°F]
2000
- -
Pump down opera-
tion
53°C [127°F]
- -
SW 3-10 and 4-4
for model P355 dis-
abled
Model P250
Enabled
- -
- -
- -
- -
- -
- -
- -
- -
- 4 -
Switch setting timing
ON
* Set the switch to OFF
Before power on
Before power on
Anytime after power on (When
switched from OFF to ON)
Anytime after power
10 minutes after
on (When switched
compressor startup
from OFF to ON)
Anytime after power on
Anytime after power on
Anytime after power
10 minutes after
on (When switched
compressor startup
from OFF to ON)
Anytime after power on
(Except during defrost operation)
Anytime after power on (Only when
switched from OFF to ON)
-
Anytime after power on
After power on and when SW3-1 is
on.
Anytime after power on
Anytime after power on (Except dur-
ing defrost operation)
-
Anytime after power on (When
switched from OFF to ON)
Anytime after power on
-
Before power on
Before power on
Anytime after power on
SW4-1 is on.
-
OFF
-
-
-
OFF
-
-
OFF