Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
×
Bookmark added
×
Added to my manuals
Manuals
Brands
Hitachi Manuals
Air Conditioner
RAF-25QH8
Service manual
Table Of Contents - Hitachi RAF-25QH8 Service Manual
Indoor unit
Hide thumbs
Also See for RAF-25QH8
:
Instruction manual
(180 pages)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Table Of Contents
69
page
of
69
Go
/
69
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Advertisement
Table of Contents
Contents
1
Specifications
1
Service Manual
1
Technical Information
1
Room Air Conditioner
1
Safety During Repair Work
2
Working Standard For Preventing Breakage Of Semiconductors
3
Object Parts
3
Items To Be Observed In Handling
3
Grounding Of The Working Table
4
Grounding A Solder Iron
4
How To Use
7
Safety Precaution
7
Precautions During Installation
7
Precautions During Operation
7
Names And Functions Of Each Part
9
Indoor Unit
9
Model Name And Dimensions
9
Temporary Switch
10
Indoor Unit Indicators
10
How To Open Or Close The Front Pane L
10
Remote Controller
11
Precautions For Use
11
Various Functions
12
Automatic Operation
12
Auto Restart Control
12
Heating Operation
13
Dehumidifying Operation
14
Dehumidifying Function
14
Cooling Operation
15
Fan Operation
16
Extended Airflow
16
Fan Speed
16
How To Set The Timer
17
How To Cancel Reservation
17
Time
17
Off-Timer
17
How To Set The Sleep Timer
19
Adjusting The Air Deflectors
20
How To Change The Batteries In The Remote Controller
21
Circuit Breaker
21
How To Use The Air Conditioner Effectively
21
Maintenance
22
Air Filter
22
How To Install And Remove The Front Panel
23
Cleaning Of Front Panel
23
Maintenance At Beginning Of Long Off Period
23
Air Cleaning Filters
24
Information
25
Capabilities
25
Timer Programming/Sleep Timer Operation
25
Regular Inspection
26
Construction And Dimensional Diagram
28
Main Parts Component
29
Thermostat
29
Fan Motor
29
Wiring Diagram
30
Wiring Diagram Of The Printed Wiring Board
31
Block Diagram
33
Basic Mode
34
Combination Of Operations
34
Fan Speed By Mode
35
Room Temperature Shift Value
35
Basic Cooling Operation
36
Cooling Sleep Operation
37
Cooling Defrost
37
Dehumidifying
38
Dehumidifying Sleep Operation
38
Heating Basic Operation
39
Heating Sleep Operation
40
Refrigerating Cycle Diagram
41
Cooling Cycle
41
Heating Cycle
41
Disassembly & Assembly
42
Remove The Front Cover
43
Install The Front Cover
43
Indicating P.w.b.
44
Electrical Parts Case
44
Discharge Frame
45
Discharge Frame Auto Sweep Motor
45
Fan Motor And Tangential Air Flow Fan
46
Description Of Main Circuit Operation
47
Power Circuit
47
Reset Circuit
48
Timing Chart
48
Room Temperature Thermistor Circuit
49
Heat Exchanger Thermistor Circuit
49
Humidity Sensor Circuit
49
Fan Motor Drive Circuit
50
Buzzer Circuit
51
Receiver Circuit
51
Initial Setting Circuit
52
Temporary Switch Circuit
52
Service Call Q&A
53
Cooling Mode
53
Dehumidifying Mode
53
Heating Mode
53
Auto Fresh Defrosting
54
Auto Operation
54
Nice Temperature Reservation
54
At Starting Operation
55
Others
55
Caution For Icp
57
Troubleshooting When The Timer Lamp Blinks
58
Checking Indoor/Outdoor Unit Electrical Parts And Refrigerating Cycle
59
Checking The Indoor Unit Electrical Parts
60
Indoor Fan Speed Does Not Change
61
Air Deflector Does Not Move
61
All Systems Stop From Several Seconds
61
Checking The Main P.w.b.
62
Self Diagnosis Indicating Function
63
How To Count The Number Of Blinking Of The Lamp
63
Self Diagnosis Memory Function
64
Parts List And Diagram
65
Previous
Page
1
...
66
67
68
69
Advertisement
Table of Contents
Related Manuals for Hitachi RAF-25QH8
Air Conditioner Hitachi RAF-25QH8 Instruction Manual
Split type (180 pages)
Air Conditioner Hitachi RAF-35NH5 Instruction Manual
Indoor unit (23 pages)
Air Conditioner Hitachi RAF-25NH4 Installation Manual
Inverter system multi type indoor unit (2 pages)
Air Conditioner Hitachi RAF25NH4 Service Manual
Multizone 70/80h (145 pages)
Air Conditioner Hitachi RAC-50FPA Instruction Manual
Split type air conditioner (39 pages)
Air Conditioner Hitachi RAF-25PXA Instruction Manual
Split type air conditioner indoor unit/outdoor unit (38 pages)
Air Conditioner Hitachi RAC-35FXA Installation Manual
Split unit air conditioner indoor unit / outdoor unit (2 pages)
Air Conditioner Hitachi RAC-25NX2 Service Manual
(151 pages)
Air Conditioner Hitachi RAF-25NX2 Instruction Manual
Split type air conditioner (156 pages)
Air Conditioner Hitachi RAK-25NH6 Information Booklet & User Manual
Monozone/multizone, summit, monoduct, bigflow, air exchanger, room air conditioner (68 pages)
Air Conditioner Hitachi RAF-25NH5 Installation Manual
Inverter system multi type indoor unit (8 pages)
Air Conditioner Hitachi RAF-25FX8 Service Manual
Room air conditioner (191 pages)
Air Conditioner Hitachi RAF-25RXB Service Manual
(131 pages)
Air Conditioner Hitachi RAF-25RXB Instruction Manual
Indoor unit hfc r410a (122 pages)
Air Conditioner Hitachi RAF-35RXB Installation Manual
Hitachi floor unit air conditioner (2 pages)
Air Conditioner Hitachi RAF-35RXE Installation Manual
Floor unit air conditioner, indoor unit, hfc r32 (2 pages)
Related Content for Hitachi RAF-25QH8
UTOPIA RAS-4HVRP2E Service And Maintenance Table Through The Remote Control Switch
Hitachi UTOPIA RAS-4HVRP2E
RAC-25WXE Contents
Hitachi RAC-25WXE
RAK-18RPD Contents
Hitachi RAK-18RPD
RAC-18WPB Contents
Hitachi RAC-18WPB
RAK-50RPC Contents
Hitachi RAK-50RPC
RAK-18PSC Capacities Table
Hitachi RAK-18PSC
RAS-10SH1 Table
Hitachi RAS-10SH1
MULTIZONE RAM-110NP5E Contents
Hitachi MULTIZONE RAM-110NP5E
MULTIZONE RAM-40NE2F Contents
Hitachi MULTIZONE RAM-40NE2F
RAS-5FSN Table Of Contents
Hitachi RAS-5FSN
RAC-25WPB Table Of Contents
Hitachi RAC-25WPB
RAM-70NP4B Table Of Contents
Hitachi RAM-70NP4B
RAM-90NP5B Table Of Contents
Hitachi RAM-90NP5B
RAS-(3-6)HVRNM2E Table Of Contents
Hitachi RAS-(3-6)HVRNM2E
RAS-18YH5 Table Of Contents
Hitachi RAS-18YH5
RAM-90QH5 Table Of Contents
Hitachi RAM-90QH5
This manual is also suitable for:
Raf-35qh8
Raf-50qh8
Table of Contents
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL