Control; Functions And Factory Settings Of The Dipswitches; Test Run Mode - Mitsubishi Electric CITY MULTI PURY-200M-B-BM. BSG 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/
SW1
operation monitoring
Centralized control
1
switch
Deletion of connec-
2
tion information
Deletion of error his-
3
tory SW
Refrigerant amount
4
adjustment
SW2
5
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 -6°C [21°F]
4 Defrost end temperature
5
SW3
6 Pump down operation Normal control
Target condensing
7 temperature on the
heating mode Tcm
Harmonic action
8
device connection
9
10 Unit model selection
1
2
SW4
3
4
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
-
Failure enabled
Normal control
50 minutes
-
-
SW3-2 disabled
Stops all ICs
8°C [46°F]
-
49°C [120°F]
Not connected
-
Model 200
-
-
-
-
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
- -
Failure disabled
Forced defrost
starts
90 minutes
- -
- -
SW3-2 enabled
Sends a test-run
signal to all ICs
-3°C [27°F]
15°C [59°F]
- -
Pump down opera-
tion
53°C [127°F]
Connected
- -
Model 250
- -
- -
- -
- -
- 4 -
Switch setting timing
ON
Before power on
Before power on
Before power on
Anytime after power on
Disabled after 2
Anytime after pow-
hours since the
er on
compressor started.
*Set the switch to OFF
Anytime after power on
10 minutes after Anytime after
compressor startup power on
Anytime after power on
(Except during defrost operation)
-
*Set the switch to OFF
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)
-
After power on and when the com-
pressor stops
Anytime after power on
Before power on
*Set the switch to OFF
Before power on
-
-
-
*Set the switch to OFF
OFF