Mitsubishi Electric PURY-EP200 Service Handbook page 126

[ VII Control ]
Switch
1
2
Model selection
3
4
Low-noise mode
5
selection
SW5
6
7 Model selection
8
9
10
1) Unless otherwise specified, leave the switch to OFF where indicated by "-," which may be set to OFF for a reason.
2) A: Only the switch on either the OC or OS needs to be set for the setting to be effective on both units.
B: The switches on both the OC and OS need to be set to the same setting for the setting to be effective.
C: The setting is effective for the unit on which the setting is made.
3) When set to the capacity priority mode and if the following conditions are met, the quiet mode will terminate, and the unit will
go back into the normal operation mode.
Cooling-only/Cooling-main: Outside temperature is high or high pressure is high.
Heating-only/Heating-main: Outside temperature is low or low pressure is low. (page 22)
4) The table below summarizes the factory settings for dipswitches SW5-1 through SW5-4, and SW5-7. The factory setting for
all other dipswitches is OFF.
1
OFF
ON
OFF
OFF
ON
(2) INV board
Functions are switched with the following connector.
Connector
CN6 short- Enabling/disabling the following error
circuit con- detection functions;
nector ACCT sensor failure
(5301 Detail No. 115)
ACCT sensor circuit failure
(5301 Detail No.117)
IPM open/ACCT erroneous wiring
(5301 Detail No. 119)
Detection of ACCT erroneous wiring
(5301 Detail No.120)
CN6 short-circuit connector is mated with the mating connector.
Leave the short-circuit connector on the mating connector during normal operation to enable error detection and protect the
equipment from damage.
HWE0713A
Function according to switch setting
Function
OFF
See the table below (Note 4)
Capacity priority
mode(Note 3)
- -
See the table below (Note 4).
- -
- -
- -
SW 5
2 3
ON OFF
ON OFF
OFF ON
ON ON
ON ON
Function
ON
Low-noise mode
-
-
-
-
4 7
OFF ON EP200YHM model
OFF ON (E)P250YHM model
OFF ON (E)P300YHM model
OFF ON
OFF ON
Function according to connec-
tor
Enabled
Error detec- Error detec-
tion enabled tion disable
(No load op-
eration is pos-
sible.)
- 117 -
Switch setting timing
OFF ON
Before being energized
Before being energized
-
Before being energized
-
-
-
model
P350YHM model
P400YHM model
Setting timing
Disabled Enabled
Anytime after power on
Units that re-
quire switch
setting
Note.2
OC OS
C C
A -
- -
B B
- -
- -
- -
Disabled
GB