17. Service Maintenance Functions
17-5. Optional Solenoid Valve Control Operation Setting:
Outdoor EEPROM C0 (set at each outdoor unit)
W-2WAY ECO-i SYSTEM
Control Functions
1
1
- 31
0
No output (setting at time of factory shipment)
1
Refrigerant shut-off valve control
(for cooling when the outdoor air temperature is below standard conditions)
2
External liquid valve control
(used in special cases when the discharge gas temperature is especially likely to rise)
17-6. High Static Pressure Mode: Outdoor EEPROM 8F (set at each outdoor unit)
This product can be made compatible with high static pressure by changing the settings.
By changing the setting item 8F to “6,” this product can be made compatible with outdoor unit static pressure of
approximately 6.0 mmAq (8, 10, & 12 hp models only).
0
1
2
3
4
5
6
1
1.8
2.6
3.5
4.3
5.2
6.0
600
630
670
710
740
770
800
17-7. Compressor Operating Sequence: Outdoor EEPROM 46
(set at outdoor units which include CCU functions)
When this setting is set to “1,” the compressors start in sequence beginning from the No. 1 outdoor unit.
(The setting is “0” at the time of shipment. With this setting, compressors with lower operating time are started
first in order to balance the compressor operating times.)
17-8. Demand Value Setting: Outdoor EEPROM 1A, 1B
(set at outdoor units that include CCU functions)
Contact 1
Contact 2
No limit
Operates to the maximum
-
capacity.
Demand can be set from 40 – 200% at
EEPROM 1A.
Current is limited to the set
values.
Demand can be set from 40 – 200% at
EEPROM 1B.
Current is limited to the set
values.
Remains stopped.
sec1-document.qxd:05-179 (1/2).qxd 08.8.22 1:51 PM Page 31
