INDOOR UNIT <DIGITAL INVERTER>
SERVICE MANUAL SPLIT TYPE
R410A
CONTENTS
6. TROUBLESHOOTING
– 4 –
Original instruction
Generic Denomination: Air Conditioner
– 5 –
Work undertaken
Protective gear worn
Indication
Warning Indications on the Air Conditioner Unit
BURST HAZARD
– 6 –
Warning indication
– 7 –
Precaution for Safety
DENGER
– 8 –
– 9 –
– 10 –
Explanations given to user
Relocation
Declaration of Conformity
– 11 –
Specifications
New Refrigerant R410A
1 Copper pipe <Piping>
<Flare nut>
2Joint
– 14 –
4.Tools
General tools Conventional tools can be used
1-1.Static Pressure Characteristics
1. AIR DUCTING WORK
Concealed Duct type
– 15 –
– 16 –
Fig. 5 SM110 type Round duct
Fig. 7 SM140 type Round duct
Fig. 6 SM110 type Square duct
Space required for installation and servicing
2. CONSTRUCTION VIEWS EXTERNAL VIEWS
2-1.Compact 4-wayCassette Type
– 17 –
– 18 –
SM56 type
SM80 type
SM110 type
– 19 –
Model name
SM56 type
Ø12.7
3. WIRING DIAGRAM
3-1.Indoor Unit
3-1-1.Compact 4-wayCassette Type
– 20 –
3-1-2.Concealed Duct Type
– 21 –
3-1-3.Ceiling Type
– 22 –
Specifications
Specifications
Specifications
– 23 –
Wired Simple heder remote controller Max. 2 units
Central remote controller
– 24 –
Indoor unit
Wireless remote controller
– 25 –
Indoor unit #1 Heder
∗ “1 1 model” connection interface Option
Wireless remote controller
Wired Simple heder remote controller
Central remote controller
– 26 –
5-2.Control Specifications
Outline of specifications
– 27 –
Item
Outline of specifications
– 28 –
Item
Remarks
Outline of specifications
– 29 –
Item
Remarks
– 30 –
Item
Remarks
Ceiling type
Outline of specifications
– 31 –
Item
Remarks
Outline of specifications
Setup at shipment
– 32 –
Item
Outline of specifications
Item
Remarks
In cooling/dry operation
Outline of specifications
Alarm
– 34 –
Item
Outline of specifications
<In case of wired remote controller>
– 35 –
Remarks
Outline of specifications
4, 5,
– 36 –
Item
Outline of specifications
– 37 –
Item
Remarks
Outline of specifications
“8. SETUP AT LOCAL
– 38 –
Item
Outline of specifications
– 39 –
Item
Remarks
5-3.Indoor Print Circuit Board
– 40 –
Connector
Specifications
– 41 –
Function
<Wired remote controller type>
– 42 –
Trouble
Confirmation of check code display
When wireless remote controller is connected
– 43 –
Trouble
Confirmation of lamp display
Outline of judgment
– 44 –
Check code
– 45 –
Lamp indication
Others Other than Check Code
Lamp indication
Check code
Cause of trouble occurrence
6-2.Check Code List Indoor
Error mode detected by indoor unit
Operation of diagnostic function
– 48 –
Judgment and measures
Error mode detected by outdoor unit
– 49 –
Operation of diagnostic function
– 50 –
Check
Status of
– 51 –
– 52 –
Check code E01 error
E09 error
– 53 –
E04 error
E10 error
E18 error
E08, L03, L07, L08 error
L09 error
– 54 –
L20 error
L30 error
P30 error Central controller
– 55 –
– 56 –
P10 error
F10 error
P12 error
– 57 –
– 58 –
P19 error
Check by tester
– 59 –
F02 error
F01 error
C06 error 1 1 model connection interface
– 60 –
E03 error Master indoor unit
F29 error
P31 error Follower indoor unit
– 61 –
TA, TC, TCJ, TE, TS, TO sensor
TA, TC, TCJ, TE,TS, TO sensor
TD, TL sensor
– 62 –
Winding Resistance of Fan Motor
– 63 –
Page
1 Setting data read out from EEPROM
Contents
– 65 –
CODE No. required at least
<Fig. 2 EEPROM layout diagram>
3 6 5
MCC-1402
<Fig. 1 RBC-AMT32E>
Setting data
Setting data
Setting data
– 67 –
8-1-1.Test Run Setup on Remote Controller
<Wired remote controller>
8-1.Indoor Unit
– 68 –
Procedure
4, 5,
<Ceiling Type>
– 69 –
3 4 5 6
Preparation in advance
Practical operation
8-1-3.LED Display on Indoor P.C. Board 1.D002 Red
8-1-4.Function Selection Setup
4 5 2
1 2 3 4 5 6 END
– 71 –
– 72 –
Item No. DN table Selection of function
Item
Description
At shipment
Item
Description
<Wired remote controller>
Wireless remote controller
<Wireless remote controller>
– 74 –
8-1-6.Monitor Function of Remote Controller
nCalling of sensor temperature display
1 2 3
– 75 –
REQUIREMENT
– 76 –
nIndoor unit power-ONsequence
8-2.Setup at Local Site / Others
– 78 –
– 79 –
4.Wiring Specifications
5.P.C. Board Switch SW01 Setup
Procedure Perform setup while the unit stops
1 2 3
3 1 4
– 80 –
Page
9-1.Address Setup
– 82 –
9-2-1.System configuration
– 84 –
Example
Change is necessary
simultaneously from the remote controller
– 85 –
1 2 3 4 5 6 7 8 9 10 11 END
2, 5,
3, 6, 9 4, 7,
1 2 END
10-1.Compact 4-WayCassette Type
– 88 –
1. Detachment
2.Attachment
Procedure
– 89 –
1. Detachment
2.Attachment
Procedure
1. Detachment
2.Attachment
Part name
Procedure
1.Detachment
2.Attachment
No. Part name
Procedure
– 92 –
1.Detachment
2.Attachment
Procedure
1. Detachment
2. Attachment
1. Detachment
Procedure
– 94 –
9Fan motor 1. Detachment
2. Attachment
Procedure
– 95 –
10Drain pan 1. Detachment
2. Attachment
Procedure
1 Recover refrigerant gas
<Details of sensor lead wire drawing>
– 96 –
Procedure
10-2.Concealed Duct Type
Part name
Remarks
Procedure
– 98 –
Part name
Remarks
Procedure
– 99 –
Part name
Remarks
Procedure
10-3.Ceiling Type
– 100 –
No. Part name
Procedure
– 101 –
Part name
Remarks
Procedure
– 102 –
Part name
Remarks
Procedure
– 103 –
Part name
Remarks
11-1.Compact 4-wayCassette Type
– 104 –
– 105 –
Location
Part No
Description
– 106 –
Location
Part No
Description
Electric parts
– 107 –
Location
Model name
11-2.Concealed Duct Type
240 241 242 229 216 227
203, 902,
204
– 109 –
Location
Part No
Description
230 221 228 229 219 202 203, 904,
235901, 902, 903 222 223 220 232 234
218
– 110 –
– 111 –
Location
Part No
Description
230, 232 223
211 237221 202 203, 901, 902, 903 224 236 225 222
234, 226
215 214 213 212
– 113 –
Location
Part No
Description
Electric parts
– 114 –
Location
Model name RAV-SM
11-3.Ceiling Type
– 116 –
Part No
Description
Model name RAV-SM
– 117 –
Part No
Description
Model name RAV-SM
Electric parts
118
Location
Model name
WARNINGS ON REFRIGERANT LEAKAGE
Check of Concentration Limit
TOSHIBA CARRIER CORPORATION