SERVICE MANUAL
OUTDOOR UNIT <DIGITAL INVERTER>
INDOOR UNIT <DIGITAL INVERTER>
FILE NO. A07-009
WIRING DIAGRAM
CONTENTS
SAFETY CAUTION
SPECIFICATIONS
7. INDOOR CONTROL CIRCUIT
6. REFRIGERANT R410A
Confirmation of warning label on the main unit
DANGER
Explanation of indications
Explanation of illustrated marks
– 5 –
– 6 –
3.Pipe Materials
1. Safety Caution Concerned to New Refrigerant
2.Cautions on Installation/Service
• New Refrigerant R410A
General tools Conventional tools can be used
4.Tools
1-1-1.High Static Duct Type <Single type>
1. SPECIFICATIONS
1-1.Indoor Unit
– 9 –
Outdoor unit
– 10 –
Indoor unit
SM1604UT-E
<Twin type>
<Triple
– 12 –
type>
1-1-3.Concealed Duct Type <Twin type>
– 13 –
type>
<Triple
1-1-4.Under Ceiling Type <Twin type>
– 15 –
<Triple
– 16 –
type>
1-1-5.High Wall Type Twin type
<Triple
– 18 –
type>
Triple
1-1-6.Compact 4-wayCassette 600 × 600 Type
type
type>
1-1-7.Slim Duct Type
– 20 –
<Triple
– 21 –
1-2.Outdoor Unit
RAV-SM1603ATZZG-E
RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E
1-3.Operation Characteristic Curve
• Operation characteristic curve
– 22 –
– 23 –
2. CONSTRUCTION VIEWS EXTERNAL VIEWS
2-1.Indoor Unit
Service work space
SM1603ATZ-E
Outdoor Unit
SM1603AT-E,RAV
RBC-TWP30E2, RBC-TWP50E2Simultaneous Twin
– 25 –
Liquid side socket
<Gas side>
RBC-TRP100ESimultaneous Triple
Gas side socket
Capillary tube specifications
3. SYSTEMATIC REFRIGERATING CYCLE DIAGRAM
3-1.Indoor Unit
Dimension table
•Single type
RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E
Systematic Diagram of Refrigerating Cycle
3-2.Outdoor Unit
– 29 –
RAV-SM1403DT-A, RAV-SM1603DT-A
4. WIRING DIAGRAM
4-1.Indoor Unit
– 30 –
– 31 –
• Single type
• Twin type
• Triple type
– 32 –
4-2.Outdoor Unit
RAV-SM1603AT-E, RAV-SM1603ATZ-E, RAV-SM1603ATZG-E
– 33 –
4-3.Fan Characteristics
REQUIREMENT
nWire connection change of fan motor
– 34 –
5. SPECIFICATIONS OF ELECTRICAL PARTS
5-1.Indoor Unit
5-2.Outdoor Unit
6-2-1.Piping Materials and Joints Used
6-1.Safety During Installation/Servicing
6-2.Refrigerant Piping Installation
6. REFRIGERANT R410A
Thickness mm
6-2-2.Processing of Piping Materials
– 36 –
Table 6-2-1Thicknesses of annealed copper pipes
Table
Fig. 6-2-1Flare processing dimensions
Flare and flare nut dimensions for R410A
Flare and flare nut dimensions for R22
Tightening torque
– 38 –
Nominal
Outer diameter
6-3-1.Required Tools
6-3.Tools
6-4.Recharging of Refrigerant
Fig. 6-4-1Configuration of refrigerant charging
1.Silver brazing filler
6-5.Brazing of Pipes
6-5-2.Flux 1.Reason why flux is necessary
6-5-1.Materials for Brazing
1.Brazing method to prevent oxidation
2.Characteristics required for flux
3.Types of flux
6-5-3.Brazing
6-6-4.Curing of Pipes
6-6.Instructions for Re-usePiping of R22 or R407C
Page
RAV-SP1404AT-E, RAV-SP1404ATZ-E, RAV-SP1404ATZG-E
Cautions for using existing pipe
6-6-6.Handling of Existing Pipe
– 44 –
DANGER
6-6-7.Recovery Method of Refrigerant
Procedure
Procedure
Outdoor unit
6-7.Tolerance of Pipe Length and Pipe Head
n Twin system
Indoor unit A Indoor unit B
Indoor unit C
n Triple system
– 47 –
Indoor unit A
Indoor unit A Indoor unit B
6-8.Additional Refrigerant Amount
nTwin system
– 48 –
Indoor unit C
nTriple system
– 49 –
Indoor unit A
– 50 –
6-9.Piping Materials and Sizes
nTwin system
nTriple system
6-11.Distributor
OKOK
NO GOOG
6-10.Branch Pipe
– 52 –
7-1.Indoor Controller Block Diagram
7-1-1.Connection of Main Sub Remote Controller
7. INDOOR CONTROL CIRCUIT
Item
7-2.Control Specifications
Outline of specifications
– 53 –
Remarks
Outline of specifications
– 54 –
Item
Remarks
Outline of specifications
– 55 –
Item
Remarks
Outline of specifications
K 2 J
– 56 –
Item
Outline of specifications
Setup at shipment
– 57 –
– 58 –
Outline of specifications
Item
∗This option is not provided to oversea models
– 59 –
RAV-SM1403DT-A, RAV-SM1603DT-A
7-4.Indoor Print Circuit Board
– 60 –
<MCC-1403>
7-5.Outdoor Print Circuit Board
Noise filter P.C. board <MCC-1551>
– 62 –
<MCC-1531>
– 63 –
1.Pulse Motor Valve PMV control
8-1.Outdoor Controls
REQUIREMENT
8-1-1.Outline of Main Controls
Allocations of fan tap revolutions rpm
4. Outdoor fan control
Operation with WE
– 65 –
In trouble of TO sensor
REQUIREMENT
5.Coil heating control
– 66 –
9.Current release value shift control
6.Short intermittent operation preventive control
7.High pressure restraint TE control
8.Over-currentprotective control
Start of heating operation
10. Defrost control
2. Troubleshooting procedure
9. INDOOR UNIT TROUBLESHOOTING
9-1.Summary of Troubleshooting
1. Before troubleshooting
9-2-1.Check Code List Indoor
9-2.Troubleshooting
– 71 –
Error mode detected by indoor unit
– 72 –
E09 error
Check code E01 error
E10 error
E04 error
– 74 –
– 75 –
E18 error
E08, L03, L07, L08 error
L09 error
– 76 –
L20 error
L30 error
P30 error Central controller
F10 error
P10 error
– 77 –
Exchange to cooling cycle
P19 error
Exchange to heating cycle
F01 error
F02 error
– 79 –
– 80 –
C06 error TCC-LINKcentral controller
– 81 –
E03 error Master indoor unit
F29 error
P31 error Follower indoor unit
TA, TC, TCJ, TE, TS, TO sensors
Temperature sensor
TA, TC, TCJ, TE, TS, TO sensors
TD, TL sensors
2. Troubleshooting procedure
10. OUTDOOR UNIT TROUBLESHOOTING
10-1.Summary of Troubleshooting
1. Before troubleshooting
– 84 –
2.Troubleshooting procedure
1. Before troubleshooting
<Wireless remote controller type>
10-2-1.Outline of Judgment
10-2.Troubleshooting
– 85 –
Check code
Lamp indication
Cause of trouble occurrence
10-2-2.Others Other than Check Code
New Check Code
<Display on wired remote controller>
<Display on wireless sensor>
– 88 –
10-2-3.Check Code List Outdoor
– 89 –
– 90 –
Error mode detected by indoor unit
Cause of operation
Operation. of diagnostic function
– 91 –
Judgment and measures
– 92 –
Error mode detected by outdoor unit
– 93 –
Page
E09 error
Check code E01 error
– 95 –
– 96 –
E04 error
– 97 –
E10 error
E18 error
E08, L03, L07, L08 error
– 98 –
L09 error
L20 error
L30 error
P01 error
b7 error Central controller
F10 error
P10 error
– 100 –
– 101 –
P12 error
RAV-SM160AT-E
P22 error
CN301, ∗ CN303 CN300
– 102 –
F02 error
P19 error
103
P26 error
F01 error
– 104 –
105
P29 error
F06 error
P04 error
– 106 –
F08 error
L29 error
H02 error
H01 error
P03 error
– 107 –
– 108 –
P04 error
– 109 –
97 error Central controller
– 110 –
E03 error Master indoor unit
F29 error / 12 error
P31 error Sub indoor unit
Caracteristics-1
– 111 –
TA sensor
TC, TCJ sensor
Page
– 113 –
1 Setting data read out from EEPROM
CODE No. required at least
Step
3 Writing the setting data to EEPROM
3 6 5
– 114 –
Table 3. Indoor unit capacity: CODE No.
115
Table
Table 2. Type: CODE No.
<Wired remote controller>
12. SETUP AT LOCAL SITE AND OTHERS
12-1.Indoor Unit
12-1-1.Test Run Setup on Remote Controller
1.D02 Red
3 6 1
4 5 2
1 2 3 4 5 6 END
At shipment from factory
Contents
118
Function selection item No. DN list
Operation
Setup method
Wired remote controller
– 119 –
call the service monitor mode
2 4 1
<Contents>
<Procedure>
4 seconds or more to call the service check mode
nCalling of error history
<Contents>
Procedure
<By indoor unit
nIndoor unit power-ONsequence
which receives power feed from outdoor unit>
<Automatic address judgment>
1. Function
12-2.Setup at Local Site / Others
2. Microprocessor block diagram
3. TCC-LINKwiring connection
5. P.C. board switch SW01 setup
4. Wiring specifications
– 124 –
1 2 3 4
6. External view of P.C. board assembly
7. Address setup
12-3.How to Set up Central Control Address Number
Push UNIT LOUVER button for 4 seconds or more
– 126 –
13-1.Address Setup Procedure
13. ADDRESS SETUP
– 127 –
<Terminology>
13-2.Address Setup & Group Control
13-2-1.System Configuration
– 128 –
Example
– 129 –
Change is necessary
3, 6, 9 4
2, 5,
1 2 3 4 5 6 7 8 9 10 11 END
<Procedure>
1 2 END
1 2 3 END
nConfirmation of indoor unit No. position
Work procedure
2. How to replace the parts
14. DETACHMENTS
14-1.Indoor Unit REQUIREMENT
Explanatory drawing
2. How to replace the parts Continued
Work procedure
– 134 –
Work procedure
2. How to replace the parts Continued
– 135 –
– 136 –
4. How to replace the parts
Work procedure
REQUIREMENT
Explanatory drawing
4. How to replace the parts Continued
Work procedure
– 137 –
– 138 –
5.Assembling work after replacing fan motor
4. How to replace the parts Continued
Work procedure
Work procedure
6. How to replace the sensor
– 139 –
Work procedure
6. How to replace the sensor Continued
7. How to clean the drain port
Work procedure
XREQUIREMENTX
14-2.Outdoor Unit
– 141 –
XREQUIREMENTX
CDB board
Procedure
– 142 –
Part name
– 143 –
144
XCAUTIONX
– 145 –
XREQUIREMENTX
XREQUIREMENTX
– 146 –
X CAUTIONX
– 147 –
XWARNINGX
X CAUTIONX
4. Refrigerant charge
– 148 –
2. Mounting of compressor
3. Vacuuming
1. Detachment
149
XREQUIREMENTX
XREQUIREMENTX
– 150 –
15. EXPLODED VIEWS AND PARTS LIST
15-1
Indoor Unit
Description
151
Location
Part No
Part No
– 152 –
RAV-SM1403DT-A, RAV-SM1603DT-A
Location
15-2.Outdoor Unit
Model Name
154
Location
Description
716,
Check of Concentration Limit
WARNINGS ON REFRIGERANT LEAKAGE
TOSHIBA CARRIER CORPORATION