User Manuals: Hitachi RAK-35NH6 Air Conditioner

Manuals and User Guides for Hitachi RAK-35NH6 Air Conditioner. We have 4 Hitachi RAK-35NH6 Air Conditioner manuals available for free PDF download: Service Manual, Information Booklet & User Manual, Installation Manual

Hitachi RAK-35NH6 Service Manual (78 pages)

INDOOR UNIT

Brand: Hitachi | Category: Air Conditioner | Size: 11 MB

Table of Contents
1
Specifications
1
Service Manual
1
Technical Information
1
Room Air Conditioner
1
Safety During Repair Work
2
Working Standards for Preventing Breakage of Semiconductors
3
Items to be Observed in Handling
3
Conductive Container
3
Body Earth
3
Grounding of the Working Table
4
Grounding a Soldering Iron
4
Specifications
6
- Specification of Room Air Conditioner
  7
- Cool / Heat Capacity Spec. for Indoor Units
  8
- Indoor Units Combinations to be Able to Install
  9
- Connecting Posision to be Able to Install
  10
- Features
  11
- New Refrigerant
  11
- Safety During Servicing
  11
- Refrigerant Piping Materials
  12
- Thickness of Refrigerant Piping
  12
- Flare's Expansion Pipe
  12
- Flare Nut Dimensions
  12
- Servicing Tools
  13
- New Tools
  13
- Servicing Work
  14
- Safety Precaution
  15
- Precautions During Installation
  15
- Precautions During Shifting or Maintenance
  15
- Precautions During Operation
  15
- Model Name and Dimensions
  17
- Indoor Unit
  17
- Names and Functions of each Part
  17
- Indoor Unit Indicators
  18
- Operation Indicator
  18
- Temporary Switch
  18
- Names and Functions of Remote Control Unit
  19
- Remote Controller
  19
- Precautions for Use
  19
- Various Functions
  20
- Auto Restart Control
  20
- Automatic Operation
  20
- Heating Operation
  21
- Dehumidifying Operation
  22
- Dehumidifying Function
  22
- Cooling Operation
  23
- Fan Operation
  24
- Fan Speed (Auto)
  24
- ON-Timer
  25
- How to Set the Timer
  25
- OFF-Timer
  25
- Time, Day, Month
  25
- How to Set the Sleep Timer
  27
- How to Cancel Reservation
  27
- Explanation of the Sleep Timer
  28
- Adjusting the Air Deflector
  29
- How to Exchange the Batteries in the Remote Controller
  30
- The Ideal Ways of Operation
  31
- Suitable Room Temperature
  31
- Install Curtain or Blinds
  31
- Ventilation
  31
- The Air Conditioner and the Heat Source in the Room
  32
- Not Operating for a Long Time
  32
- When Lightning Occurs
  32
- Interference from Electrical Products
  32
- Attaching the Air Cleansing and Deodorizing Filters
  33
- Air Filter
  34
- Maintenance
  34
- Removing the Front Panel
  35
- Attaching the Front Panel
  35
- Washable Front Panel
  35
- Maintenance at Beginning of Long off Period
  36
- Regular Inspection
  36
- After Sale Service and Warranty
  37
- Construction and Dimensional Diagram
  39
- Fan Motor Specifications
  40
- Thermostat
  40
- Thermostat Specifications
  40
Main Parts Component
40
Wiring Diagram
41
Remote Control
42
Circuit Diagram
42
Printed Wiring Board Location Diagram
44
- Block Diagram
  46
- Basic Mode
  47
- Fan Speed by Mode
  48
- Room Temperature Shift Value
  48
- Basic Cooling Operation
  49
- New Cool Rhythm
  50
- Cooling Sleep Operation
  50
- Cooling Defrost
  50
- Dehumidifying
  51
- Dehumidifying Sleep Operation
  51
- Basic Heating Operation
  52
- Reversing Valve Defrosting
  53
- Setting Defrosting Inhibit Period
  53
- Heating Sleep Operation
  53
- Refrigerant Cycle Diagra M
  54
- Cooling, Dehumidifying Defrosting
  54
- Heating
  55
- Auto Swing Function
  56
- Description of Main Circuit Operation
  57
- Reset Circuit
  57
- Buzzer Circuit
  58
- Receiver Circuit
  58
- Auto Sweep Motor Circuit
  59
- Microcomputer Output Signals
  59
- Auto Sweep Motor Rotation
  59
- Room Temperature Thermistor Circuit
  60
- Heat Exchanger Temperature Thermistor Circuit
  60
- Initial Setting Circuit
  61
- Service Call Q & a
  62
- Cooling Mode
  62
- Dehumidifying Mode
  62
- Heating Mode
  62
- Nice Temperature Reservation
  63
- Infrared Remote Control
  63
- Auto Operation
  63
- Auto Fresh Defrosting
  63
- Others
  64
- Troubleshooting When Timer Lamp Blinks
  65
- Self-Diagnosis Lighting Mode
  65
- Checking Indoor Unit Electrical Parts
  66
- Power Does Not Come on
  66
- Only Indoor Fan Does Not Operate
  67
- Air Deflector Does Not Move
  67
- Check the Main P.W.B.
  68
- Checking the Remote Controller
  69
- Using the Test Card
  69
- Procedure for Disassembly and Reassembly
  70
- Front Panel
  70
- Main P.W.B. and Reception/Indication
  70
- Front Cover
  70
- Tangential Air Flow Fan and Fan Motor
  71
Parts List and Diagram
72

Hitachi RAK-35NH6 Information Booklet & User Manual (68 pages)

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Hitachi RAK-35NH6 Installation Manual (2 pages)

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Hitachi RAK-35NH6 Installation Manual (2 pages)

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