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Dipswitch Functions And Factory Settings; Outdoor Unit Switch Functions And Factory Settings - Mitsubishi Electric PURY-HP72 Service Handbook

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[5-1 Dipswitch Functions and Factory Settings ]

5-1

Dipswitch Functions and Factory Settings

5 Control
5-1-1

Outdoor Unit Switch Functions and Factory Settings

(1) Control board
Switch
Function
Unit address set-
SWU
1-2
ting
Centralized control
1
switch
Deletion of connec-
2
tion information
3
SW5
4
5
6
7
Model setting (out-
4
door unit/high static
pressure setting)
Model setting (out-
5
door unit/high static
pressure setting)
Performance-prior-
SW6
7
ity/low-noise mode
setting
Low-noise mode/
8
step demand
switching
Self-diagnosis/
10
function setting No.
display setting
1) 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.
2) A: Only the switch on OC needs to be set for the setting to be effective.
B: The switches on both the OC and OS need to be set to the same seeing for the setting to be effective.
C: The switches on both the OC and OS need to be set.
3) When set to the performance-priority mode, the low-noise mode will be terminated, and the units will operate in the normal
mode.
Cooling: Ambient temperature or the high pressure is high.
Heating: When the outside air temperature is low or when the low pressure is low. Refer to the following page(s). [2-4-7 Var-
ious Control Methods Using the Signal Input/Output Connector on Outdoor Unit](page 26)
4) Operation noise is reduced by controlling the compressor frequencies and the rotation speed of the outdoor unit fans.
CN3D needs to be set. Refer to the following page(s). [2-4-7 Various Control Methods Using the Signal Input/Output Connec-
tor on Outdoor Unit](page 26)
HWE13080
Function according to switch setting
OFF
Set to 00 or 51-100 with the dial switch
Without connec-
tion to the central-
ized controller
Normal control
-
-
-
-
-
Normal static pres-
sure
High (60 Pa)
Performance-pri-
ority mode (Note 3)
Low-noise mode
(Note 4)
Self-diagnosis
monitor display
- 117 -
Switch setting timing
ON
Before power on
With connection to
the centralized con-
Before power on
troller
Deletion
Before power on
Preset before shipment
High static pres-
Before power on
sure
High (30 Pa)
Before power on
Anytime after power
Quiet-priority mode
on
Step demand mode Before power on
Function setting
Anytime after power
No. display
on
Units that require
switch setting
(Note 2)
C
B
A
-
-
-
-
-
C
C
A
C
C
GB

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