Samsung AC024BXUPCH/AA, Technical Data Book, Page: 56 / 61

AHU Control Unit
11. Installation
Selecting the installation location
CAUTION
• The AHU Control Unit (ACU) should be installed by a qualified person, according to the relevant local
wiring regulations and this installation manual.
• Turn off the power before connecting the terminals.
• Install wires according to the relevant electrical wiring regulations. Ensure that the wires are installed
inside the indoor unit or on a wall near the indoor unit, to prevent access by users.
• Do not install the AHU Control Unit (ACU) outdoors.
• Do not install the AHU Control Unit (ACU) in a location with direct sunlight or a location with a risk that
the AHU Control Unit (ACU) may come into contact with liquid or may be impacted.
• Close the AHU Control Unit (ACU) securely.
1 Push the middle area of the AHU Control Unit (ACU) to separate the front cover, as shown in the figure.
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ɇ͝ʒϩ˵̈ϑ̈͝ϑϩɇ̷̷ɇϩ̈ͱ͔͝ɇ͝Їɇ̷࢏
࡛ ƟЇθ͝ͱ˙˙ϩ˵ʪΧͱиʪθɵʪ˙ͱθʪʀͱ͝͝ʪʀϩ̈͝˝ϩ˵ʪϩʪθ͔̈͝ɇ̷ϑ࢏
࡛ Ã͝ϑϩɇ̷̷ӥθʪϑɇʀʀͱθʒ̈͝˝ϩͱϩ˵ʪθʪ̷ʪЭɇ͝ϩʪ̷ʪʀϩθ̈ʀɇ̷ӥθ̈͝˝θʪ˝Ї̷ɇϩ̈ͱ͝ϑ࢏k͝ϑЇθʪϩ˵ɇϩϩ˵ʪӥθʪϑɇθʪ̈͝ϑϩɇ̷̷ʪʒ̈͝ϑ̈ʒʪϩ˵ʪ̈͝ʒͱͱθ
Ї̈͝ϩͱθͱ͝ɇиɇ̷̷͝ʪɇθϩ˵ʪ̈͝ʒͱͱθЇ̈͝ϩࡥϩͱΧθʪЭʪ͝ϩɇʀʀʪϑϑɵцЇϑʪθϑ࢏
࡛ Uͱ͝ͱϩ̈͝ϑϩɇ̷̷ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ͱЇϩʒͱͱθϑ࢏
࡛ Uͱ͝ͱϩ̈͝ϑϩɇ̷̷ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒̈͝ɇ̷ͱʀɇϩ̈ͱ͝ӥϩ˵ʒ̈θʪʀϩϑЇ̷̈͝˝˵ϩͱθɇ̷ͱʀɇϩ̈ͱ͝ӥϩ˵ɇθ̈ϑ̧ϩ˵ɇϩϩ˵ʪ²Ƹ
Aͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒͔ɇцʀͱ͔ʪ̈͝ϩͱʀͱ͝ϩɇʀϩӥϩ˵̷̈αЇ̈ʒͱθ͔ɇцɵʪ͔̈Χɇʀϩʪʒ࢏
࡛ A̷ͱϑʪϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ϑʪʀЇθʪ̷ц࢏
ߣ ťЇϑ˵ϩ˵ʪ͔̈ʒʒ̷ʪɇθʪɇͱ˙ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ϩͱϑʪΧɇθɇϩʪϩ˵ʪ˙θͱ͝ϩʀͱЭʪθࡥɇϑϑ˵ͱӥ͝͝ϩ˵ʪ˙̈˝Їθʪ࢏
ߤ 9ʪ˙ͱθʪɇ˙˙̈ӱ͝˝ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ࡥθʪ͔ͱЭʪɇθʪɇͱ͝ϩ˵ʪθʪɇθʀͱЭʪθɇϑϑ˵ͱӥ͝͝ϩ˵ʪ˙̈˝Їθʪɵʪ̷ͱи࢏Ã͝ϑʪθϩӥθʪϑ̈͝ϩͱ
ϩ˵̈ϑͱΧʪ̈͝͝˝࢏
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2 Before affixing the AHU Control Unit (ACU), remove area A on the rear cover as shown in the figure
below. Insert wires into this opening.
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ɇ͝ʒϩ˵̈ϑ̈͝ϑϩɇ̷̷ɇϩ̈ͱ͔͝ɇ͝Їɇ̷࢏
࡛ ƟЇθ͝ͱ˙˙ϩ˵ʪΧͱиʪθɵʪ˙ͱθʪʀͱ͝͝ʪʀϩ̈͝˝ϩ˵ʪϩʪθ͔̈͝ɇ̷ϑ࢏
࡛ Ã͝ϑϩɇ̷̷ӥθʪϑɇʀʀͱθʒ̈͝˝ϩͱϩ˵ʪθʪ̷ʪЭɇ͝ϩʪ̷ʪʀϩθ̈ʀɇ̷ӥθ̈͝˝θʪ˝Ї̷ɇϩ̈ͱ͝ϑ࢏k͝ϑЇθʪϩ˵ɇϩϩ˵ʪӥθʪϑɇθʪ̈͝ϑϩɇ̷̷ʪʒ̈͝ϑ̈ʒʪϩ˵ʪ̈͝ʒͱͱθ
Ї̈͝ϩͱθͱ͝ɇиɇ̷̷͝ʪɇθϩ˵ʪ̈͝ʒͱͱθЇ̈͝ϩࡥϩͱΧθʪЭʪ͝ϩɇʀʀʪϑϑɵцЇϑʪθϑ࢏
࡛ Uͱ͝ͱϩ̈͝ϑϩɇ̷̷ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ͱЇϩʒͱͱθϑ࢏
࡛ Uͱ͝ͱϩ̈͝ϑϩɇ̷̷ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒̈͝ɇ̷ͱʀɇϩ̈ͱ͝ӥϩ˵ʒ̈θʪʀϩϑЇ̷̈͝˝˵ϩͱθɇ̷ͱʀɇϩ̈ͱ͝ӥϩ˵ɇθ̈ϑ̧ϩ˵ɇϩϩ˵ʪ²Ƹ
Aͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒͔ɇцʀͱ͔ʪ̈͝ϩͱʀͱ͝ϩɇʀϩӥϩ˵̷̈αЇ̈ʒͱθ͔ɇцɵʪ͔̈Χɇʀϩʪʒ࢏
࡛ A̷ͱϑʪϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ϑʪʀЇθʪ̷ц࢏
ߣ ťЇϑ˵ϩ˵ʪ͔̈ʒʒ̷ʪɇθʪɇͱ˙ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ϩͱϑʪΧɇθɇϩʪϩ˵ʪ˙θͱ͝ϩʀͱЭʪθࡥɇϑϑ˵ͱӥ͝͝ϩ˵ʪ˙̈˝Їθʪ࢏
ߤ 9ʪ˙ͱθʪɇ˙˙̈ӱ͝˝ϩ˵ʪ²ƸAͱ͝ϩθͱ̷Ƹ̈͝ϩ࣑AƸ࣒ࡥθʪ͔ͱЭʪɇθʪɇͱ͝ϩ˵ʪθʪɇθʀͱЭʪθɇϑϑ˵ͱӥ͝͝ϩ˵ʪ˙̈˝Їθʪɵʪ̷ͱи࢏Ã͝ϑʪθϩӥθʪϑ̈͝ϩͱ
ϩ˵̈ϑͱΧʪ̈͝͝˝࢏
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