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Mitsubishi Electric PURY-HP72 Service Handbook page 129

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[5-1 Dipswitch Functions and Factory Settings ]
Switch
SW4
1-10
SW6-10:
1:ON, 0:OFF
OFF
No.769
1000000011
No.832
0000001011
No.848
0000101011
No.896
0000000111
No.897
1000000111
No.912
0000100111
No.913
1000100111
SW4
1-10
[0:OFF,
No.915
1100100111
1:ON]
(Note 1)
SW6-10:ON
No.916
0010100111
No.921
1001100111
No.922
0101100111
No.932
0010010111
No.929
1000010111
No.935
1110010111
No.972
0011001111
No.974
0111001111
No.982
0110101111
1)
To change the settings, set SW6-10 to ON, set SW4, and press and hold SWP01 for 2 seconds or longer (OFF↔ON).
LED3 will light up when the switch setting is ON, and lights off when OFF.
Use the LED3 display to confirm that the settings are properly made.
The settings will need to be set again when the control board is replaced. Write down the settings on the electrical wiring drawing label.
2)
A: OC: Only the switch on OC needs to be set for the setting to be effective.
B: OC: The switches on both the OC and OS need to be set to the same seeing for the setting to be effective.
C: OC: The switches on both the OC and OS need to be set.
D: OC: The switch on either the OC or OS needs to be set.
3)
For details, refer to the following page(s).[5-2-7 Defrost Operation Control](page 127)
4)
The table below shows how the target evaporation temperature is set with SW4 (982).
SW4(982)
Target evaporating
temperature
5)
Unless otherwise specified, leave the switch to OFF where indicated by "-" or where the cells are blank, which may be set to OFF for a reason.
6)
The settings that are configured with SW4 (SW6-10: ON) will automatically be stored on the indoor units that support the new function*. The stored
settings will automatically be restored when the outdoor unit control board is replaced.
If none of the connected indoor units supports the new function, no configuration information will be saved. If this is the case, manually record the
settings configuration on the control box panel.
*The new function is supported on most units that are manufactured in December of 2012 and later. Depending on the model, this function may be
added on later date. Ask your dealer for further details.
7)
The table below shows the combinations of the settings for items No.929 and No.935 and the Heating Capacity mode setting that corresponds to each
combination.
Switch
No.935
OFF
ON
8)
The default settings for the setting item No.974 on the PURY-HP-TKMU-A-H series units is "ON." Set this switch to "OFF" to output error signals. When
this switchis set to "OFF," base heaters cannot be used.
HWE13080
Function
OFF (LED3 Unlit)
Refer to the following page(s). [9 LED Sta-
Self-diagnosis/operation monitor
tus Indicators on the Outdoor Unit Circuit
Board](page 325)
Test run mode: ON/OFF
Stops all ICs
Cumulative compressor opera-
Retained
tion time deletion
ON-defrost
Ineffective
OC
Retained (IC/OC)
Clearance of error his-
tory
OS
Retained (OS)
High sensible heat operation set-
Normal control
ting
Pump down function
Normal control
Forced defrost (Note 3)
Normal control
HP72: -10°C [14°F]
Defrost start temperature (Note 3)
HP96: -8°C [18°F]
Defrost end temperature (Note 3)
7°C [45°F]
Temperature unit display
°C
Refrigerant amount adjustment
Normal control
Heating backup
Disabled
Depends on the setting combination
Heating Capacity mode
(Note 7)
Automatic cooling/heating mode
Normal control
(IC with the smallest address)
Base heater (Note 8)
Ineffective
Target evaporation temperature
Refer to Note 4).
setting
OFF
→
ON
→
OFF
→
ON
0
-2
0
-4
[32
]
[28
]
[32
]
[25
No.929
OFF
Intelligent Heat
High Heat
Function according to switch setting
ON (LED3 Lit)
Anytime after power on
Sends a test-run sig-
Anytime after power on
nal to all IC
Cleared
Anytime after power on (OFF→ON)
Effective
Anytime after power on
Deleted (IC/OC)
Anytime after power on (OFF→ON)
Deleted (OS)
High sensible heat
After power on and before compressor startup
operation mode
Pump down opera-
After being energized and while the compres-
tion
sor is stopped
10 minutes after the completion of defrost op-
Forced defrost starts
eration (OFF→ON) or 10 minutes after com-
pressor start-up (OFF→ON)
-5°C [23°F]
Anytime after power on
12°C [54°F]
Anytime after power on
°F
Anytime after power on
Anytime after power on (except during initial
Refrigerant amount
startup/becomes ineffective 60 minutes after
adjust mode
compressor started up.
Enabled
Anytime after power on
Anytime after power on
Automatic cooling/
After power on and before compressor startup
heating mode
Effective
After power on and before compressor startup
Anytime after power on
→
OFF
→
ON
0
-6
]
[32
]
[21
]
ON
Standard
-
- 118 -
Units that
require
Switch setting timing
switch
setting
(Note 2)
C
A
C
A
C
A
A
D
B
B
C
A
A
A
A
B
A
GB

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