18
Operation mode
• It is possible to operate the indoor units individually or simultaneously. The priority of
operation is placed on the first unit that turned on.
• During operation, HEAT and COOL modes cannot activate at the same time for different
indoor units.
• The power indicator blinks to indicate the indoor unit is standing by for different operation
mode.
AUTO : For your convenience.
Single
• Unit selects operation mode every 10 minutes according to the setting and room
temperatures.
Multi
• Unit selects operation mode every 3 hours according to setting temperature,
outdoor temperature and room temperature.
HEAT : Unit takes a while to warm up.
COOL : Provides efficient comfort cooling to suit your needs.
DRY : Unit operates at low fan speed to give a gentle cooling operation.
Energy saving temperature setting
Operating the unit within the recommended temperature range may save energy.
HEAT : 20 °C ~ 24 °C /
68 °F ~ 75 °F.
COOL: 26 °C ~ 28 °C /
79 °F ~ 82 °F.
Operating conditions
Use this air conditioner under the following temperature range.
Temperature °C (°F)
Indoor Single split outdoor unit *
1
Multi split outdoor unit *
2
DBT WBT DBT WBT DBT WBT
COOL
Max. 32 (89.6) 23 (73.4) 43 (109.4) 26 (78.8) 46 (114.8) 26 (78.8)
Min. 16 (60.8) 11 (51.8) -10 (14.0) - -10 (14.0) -
HEAT
Max. 30 (86.0) - 24 (75.2) 18 (64.4) 24 (75.2) 18 (64.4)
Min. 16 (60.8) - -15 (5.0) -16 (3.2) -15 (5.0) -16 (3.2)
DBT: Dry bulb temperature, WBT: Wet bulb temperature
*
1
CU-Z25UBEA, CU-Z35UBEA, CU-Z50UBEA, CU-Z60UBEA
*
2
CU-3E18PBE, CU-4E23PBE, CU-4E27PBE, CU-5E34PBE, CU-2E12SBE, CU-2E15SBE, CU-2E18SBE,
CU-3E23SBE, CU-2Z35TBE, CU-2Z41TBE, CU-2Z50TBE, CU-3Z52TBE, CU-3Z68TBE, CU-4Z68TBE,
CU-4Z80TBE, CU-5Z90TBE
To learn more...
Single
Single split system
Multi
Multi split system
ACXF55-17690_book1.indb 18ACXF55-17690_book1.indb 18 12/7/2017 5:07:04 PM12/7/2017 5:07:04 PM
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