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 –
Fig. 5 SM110 type Round duct
Fig. 7 SM140 type Round duct
Fig. 6 SM110 type Square duct
Fig. 8 SM140 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
Item
Remarks
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
– 33 –
Item
Remarks
Outline of specifications
Alarm
– 34 –
Item
Outline of specifications
<In case of wired remote controller>
– 35 –
Item
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
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
Trouble
Confirmation of lamp display
Check defective position and parts
Outline of judgment
– 44 –
Check code
– 45 –
Lamp indication
Others Other than Check Code
– 46 –
Lamp indication
Check code
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
Page
– 52 –
Check code E01 error
E09 error
E04 error
E10 error
E18 error
E08, L03, L07, L08 error
L09 error
– 54 –
L20 error
L30 error
P30 error Central controller
– 55 –
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
Resistance value kΩ
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
– 66 –
Setting data
Setting data
Setting data
Table
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
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
Description
At shipment
– 73 –
Item
Description
At shipment
<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
– 75 –
REQUIREMENT
– 76 –
nIndoor unit power-ONsequence
– 77 –
8-2.Setup at Local Site / Others
– 78 –
4.Wiring Specifications
5.P.C. Board Switch SW01 Setup
<Procedure> Perform setup while the unit stops
1 2 3
3 1 4
– 80 –
– 81 –
9-1.Address Setup
– 82 –
9-2-1.System configuration
– 83 –
– 84 –
Example
Change is necessary
simultaneously from the remote controller
– 85 –
3, 6, 9 4, 7,
1 2 3 4 5 6 7 8 9 10 11 END
1 2 END
2.Attachment
10-1.Compact 4-WayCassette Type
1. Detachment
Procedure
1. Detachment
2.Attachment
1. Detachment
Procedure
– 90 –
1. Detachment
2.Attachment
Procedure
– 91 –
1.Detachment
2.Attachment
Procedure
– 92 –
1.Detachment
2.Attachment
Procedure
– 93 –
1. Detachment
2. Attachment
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
– 97 –
Part name
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, 206,
109
Location
Part No
Description
230 221 228 229 219 202 203
235901, 902, 903 222 223 220 232 234 224
218 212
– 110 –
– 111 –
Location
Description
Model name
230, 232 223
211 237221 202 203, 901, 902, 903 224 236 225 222
234
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