View source for ACZEM4H4R18

ACZEM4H4R18 is the 15 SEER 18,000 Btu indoor unit of the ''[[Blue Series]]''. [[File:Blue-evap.png|right|thumb|''Blue Series'' evaporator (18k)]]
== Remote Control ==
[[File:RC-BSU.png|left|thumb|100px|Remote Control]]
{| class="wikitable"
| #
| Name
| Description
|-
| 1
| ON/OFF
| Press to start or stop operation.
|-
| 2 
| MODE
| Press to select operation mode (Auto/Cool/Dry/Fan/Heat).
|-
| 3 
| + (Raise)
| Press to raise the temperature setting.
|-
| 3 
| - (Lower)
| Press to lower the temperature setting.
|-
| 4 
| FAN 
| Press to set fan speed. Rotates between Auto and Speeds 1-4. 
|-
| 5
| SWING
| Press to set swing angle.
|-
| 6 
| SLEEP 
| Press to turn on sleep function. 
|-
| 7
| TIMER
| Manage the on and off timer with this button. 
|}
== Wiring Diagram ==
[[File:Blue-18k-IDU-WD.png|none|thumb|500px|ACZEM4H4R18 Wiring Diagram]]
== PCB Printed Diagram == 
[[File:Blue-18k-IDU-PCB.png|right|thumb|500px|ACZEM4H4R18 PCB Printed Diagram]]
{| class="wikitable"
! Number
! Description
|-
| 1
| Live wire interface
|-
| 2 
| Neutral wire interface
|-
| 3 
| Fuse
|-
| 4 
| PG motor 
|-
| 5 
| Auto button
|-
| 6
| Up and down swing terminal interface
|-
| 7 
| PG feedback
|-
| 8 
| IDU and ODU communication interface
|-
| 9
| Display terminal interface
|-
| 10 
| Jumper
|-
| 11 
| Ambient temperature sensor
|-
| 12
| Tube temperature sensor
|}
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== Exploded View and Parts List == 
[[File:Blue-18k-IDU-EV.png|center|thumb|500px|ACZEM4H4R18 Exploded View]]
{| class="wikitable"
! Number
! Part Name
! Part Number 
|-
| 1 
| Front Panel Sub-Assy
| 20012286_L14385
|-
| 2
| Filter Sub-Assy
| 1112208901
|- 
| 3 
| Screw Cover
| 24252016
|-
| 4 
| Front Case Sub-Assy
| 20022172 
|-
| 5 
| Guide Louver
| 10512115
|-
| 6
| Air Louver 1
| 10512708 
|-
| 7 
| Helicoid Tongue
| 26112238
|-
| 8 
| Left Axile Bush
| 10512037
|-
| 9 
| Rear Case Assy
| 22202128
|-
| 10
| Rubber Plug (Water Tray)
| 76712012
|-
| 11
| O-Gasket of Cross Fan Bearing
| 76512203
|-
| 12
| O-Gasket Sub-Assy of Bearing
| 7651205102 
|-
| 13
| Evaporator Support
| 24212133
|-
| 14
| Evaporator Assy
| 01002000028 
|-
| 15
| Wall Mounting Frame
| 01252218
|-
| 16 
| Cross Flow Fan
| 10352019 
|-
| 17
| Motor Press Plate 
| 26112494
|-
| 18
| Fan Motor
| 1501214601 
|-
| 19
| Pipe Clamp
| 26112164 
|-
| 20
| Drainage Hose
| 05230014 
|-
| 21 
| Step Motor
| 15012086
|-
| 22 
| Crank
| 10582070 
|-
| 23
| Display Board
| 30565093 
|-
| 24
| Air Louver 2
| 10512709
|-
| 25
| Electric Box Assy
| 10000200507
|-
| 26
| Lower Shield of Electric Box 
| 01592091
|-
| 27
| Electric Box
| 2011210802 
|-
| 28 
| Axile Bush
| 10542036
|-
| 29
| Terminal Board
| 42011233 
|-
| 30
| Jumper
| 4202300109 
|-
| 31 
| Electric Box Cover 2
| 2011208112 
|-
| 32
| Main Board
| 30138000014
|-
| 33 
| Shield Cover of Electric Box
| 01592092
|-
| 34
| Electric Box Cover 1
| 2012215401
|-
| 35
| Remote Controller
| 30510092_L14385
|-
| 36
| Temperature Sensor
| 390000453
|-
| 37
| Temperature Sensor
| 390000599
|}