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RAS-M18UAV-E
Toshiba RAS-M18UAV-E Service Manual
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R410A
FILE
NO.
A010-024
PRINTED
IN
JAP
AN,
Mar
.,
2011
SER
VICE
MANUAL
SPLIT
TYPE
<Heat
Pump
T
ype>
t
i
n
U
r
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o
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n
I
RAS-M10PKVP-E
RAS-M13PKVP-E
RAS-M16PKVP-E
t
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r
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o
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u
O
RAS-M18UA
V
-E
AIR-CONDITIONER
2
Table of Contents
Service Manual Air-Conditioner
2
Service Manual
1
Table of Contents
2
Safety Precautions
3
Specifications
5
Heat Pump Models
6
Operation Characteristic Curve
8
Capacity Variation Ratio According to Temperature
8
Refrigerant R410A
9
Required Tools
13
Recharging of Refrigerant
14
Brazing of Pipes
15
Construction Views
17
Wiring Diagram
19
Specifications of Electrical Parts
21
Refrigerant Cycle Diagram
22
Operation Data
23
Control Block Diagram
24
Operation Description
26
9-2. Operation Description
27
Basic Operation
28
Operation Control
28
Operating Mode Selection When Performing 2-Room Operation
29
Cooling/Heating Operation
29
AUTO Operation
30
DRY Operation
30
In Cooling Operation
31
Indoor Fan Motor Control
31
In Heating Operation> (Heat Pump Model)
32
Outdoor Fan Motor Control
34
Capacity Control
35
Current Release Control
35
Release Protective Control by Temperature of Indoor Heat Exchanger
36
Defrost Control (Only in Heating Operation)
37
Winding/Coil Heating Control
37
Air Direction Adjustment
38
Louver Control
38
Louver Position
38
Swing
38
SLEEP MODE Operation
39
Air Purifying Control
40
Temporary Operation
40
Discharge Temperature Control
42
Pulse Motor Valve (P.M.V.) Control
42
Clean Operation
43
Clean Operation Cancel
44
Select Switch on Remote Controller
45
Set Temperature Correction
46
Auto Restart Function
47
Setting the Auto Restart Function
47
Cancel the Auto Restart Function
48
Power Failure During Timer Operation
48
Remote Controller and Its Functions
49
Parts Name of Remote Controller
49
Name and Functions of Indications on Remote Controller
50
Hi-POWER Mode
51
Intermittent Operation Control for Indoor Fans of the Indoor Unit at Thermo-Off Side in Heating Operation
51
Installation Procedure
52
Optional Installation Parts
53
Installation/Servicing Tools
54
Installation Place
55
Remote Controller
55
Electrical Work
56
Wiring Connection
57
Indoor Unit Installation
60
Installation Location
62
Installation of Outdoor Unit
62
Precautions about Installation in Regions with Snowfall and Cold Temperatures
63
Pipe Connection
64
Refrigerant Piping
64
Refrigerant Piping Connection
64
Air Purge
65
Adding Refrigerant
66
Test Operation
69
How to Diagnose the Trouble
72
Primary Judgment
75
Self-Diagnosis by Remote Controller (Check Code)
76
Judgment of Trouble by Symptom
79
Troubleshooting
86
How to Diagnose Trouble in Outdoor Unit
87
Outdoor Unit
91
How to Simply Judge Whether Outdoor Fan Motor Is Good or Bad
93
How to Replace the Main Parts
94
Heat Exchanger
97
Exploded Views and Parts List
110
Other manuals for Toshiba RAS-M18UAV-E
Owner's Manual
5 pages
Installation Manual
80 pages
5
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Toshiba RAS-M18UAV-E Specifications
General
Type
Split System
Cooling Capacity
5.0 kW
Inverter
Yes
Power Supply
220-240V, 50Hz
Energy Efficiency Ratio (EER)
3.21
Indoor Unit Weight
10 kg
Refrigerant
R32
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