AIR-CONDITIONER
SERVICE MANUAL
SPLIT TYPE
RAS-B10SKVP-E RAS-B13SKVP-E RAS-B16SKVP-E
CONTENTS
New Refrigerant Air Conditioner Installation
1. SAFETY PRECAUTIONS
DANGER
DANGER: HIGH VOLTAGE
For Reference
– 4 –
2-1.Specifications
2. SPECIFICATIONS
– 6 –
– 7 –
2-2.Operation Characteristic Curve
RAS-B10SKVP-E, RAS-B13SKVP-E, RAS-B16SKVP-E
Heating
RAS-B10SKVP-E, RAS-B13SKVP-E, RAS-B16SKVP-E
– 8 –
<Cooling>
RAS-10SKVP-ND, RAS-13SKVP-ND, RAS-16SKVP-ND
3-2.Refrigerant Piping Installation
3-1.Safety During Installation/Servicing
3. REFRIGERANT R410A
3-2-1.Piping Materials and Joints Used
3-2-2.Processing of Piping Materials
1.Flare processing procedures and precautions
– 10 –
2.Joints
– 11 –
– 12 –
2.Flare Connecting Procedures and Precautions
Page
– 14 –
3-4.Recharging of Refrigerant
1.Reason why flux is necessary
3.Low temperature brazing filler
3-5-1.Materials for Brazing
3-5-2.Flux
3-5-3.Brazing
2.Characteristics required for flux
Never use gas other than Nitrogen gas
3.Types of flux
RAS-B10SKVP-E, RAS-B13SKVP-E, RAS-B16SKVP-E
4. CONSTRUCTION VIEWS
4-1.Indoor Unit
RAS-10SKVP-ND, RAS-13SKVP-ND, RAS-16SKVP-ND
– 18 –
– 19 –
4-2.Outdoor Unit
Detailed A leg part
Detailed B leg part
5-2.Indoor Unit
5. WIRING DIAGRAM
5-1.Outdoor Unit
5-4.Indoor Unit
5-3.Outdoor Unit
P. C. Board
MCC-5009
RAS-B10SKVP-E, RAS-B13SKVP-E, RAS-B16SKVP-E
Specifications
RAS-10SKVP-ND, RAS-13SKVP-ND, RAS-16SKVP-ND
RAS-10SAVP-E, RAS-13SAVP-E, RAS-16SAVP-E
7-1.Refrigerant Cycle Diagram
7. REFRIGERANT CYCLE DIAGRAM
7-2.Operation Data <Cooling>
– 24 –
<Heating>
NOTES
8-1.Indoor Unit
8. CONTROL BLOCK DIAGRAM
REMOTE CONTROLLER
Outdoor Unit Inverter Assembly
MICRO-COMPUTERBLOCK DIAGRAM
10SAVP-ND, RAS-13SAVP-ND, RAS-16SAVP
10SAVP-E, RAS-13SAVP-E, RAS-16SAVP-E
9-1.Outline of Air Conditioner Control
9. OPERATION DESCRIPTION
1.Role of indoor unit controller
2.Role of outdoor unit controller
9-2.Operation Description
Operation flow and applicable data, etc
– 29 –
Description
1.Basic 1. Operation control
Operation flow and applicable data, etc
Item
Description
1.Basic 2. Cooling/Heating operation
Fan speed
– 31 –
Indication
Operation flow and applicable data, etc
Item
Description
<In heating operation>
– 33 –
Item
Remote controller
Operation flow and applicable data, etc
Description
Operation flow and applicable data, etc
Item
Description
<In cooling/dry operation>
Operation flow and applicable data, etc
Item
In case of operation stop
Description
Operation flow and applicable data, etc
Item
Description
1 Louver position in cooling operation
Operation flow and applicable data, etc
Item
Description
<Cooling operation>
Item
– 39 –
Operation flow and applicable data, etc
Description
Operation flow and applicable data, etc
Item
Description
1. Purpose
Setup value
Setup value
Setup value
Power OFF
Item
Clean operation
Operation flow and applicable data, etc
Description
Setting the clean operation
Setting the clean operation cancel
J201
Item
2.Setting the unit
1.Setting the remote controller
This operation will change the setting to “B”
Operation flow and applicable data, etc
Operation flow and applicable data, etc
Item
Description
<Indoor control P.C. board At shipment>
Operation flow and applicable data, etc
Item
Description
<With Quiet control/Non-selectmethod>
Description
Operation flow and applicable data, etc
<Start>
During stop of air conditioner
Description
Operation flow and applicable data, etc
<Indoor fan control>
<Indoor fan control>
Operation flow and applicable data, etc
Item
Description
<Base plate cord heater control>
• When the unit is standby Not operating
9-3-1.How to Set the Auto Restart Function
When the unit is in operation
– 50 –
9-3-3.Power Failure During Timer Operation
9-3-2.How to Cancel the Auto Restart Function
9-4-1.How to Turn Off FILTER Indicator
• When the system is on stand-bynot operating
9-5-1.Parts Name of Remote Controller
9-5.Remote Controller and Its Fuctions
Display
– 53 –
5.Release of Hi POWER mode
9-6.Hi POWER Mode
– 54 –
1.Automatic operation
10-1.Safety Cautions
10. INSTALLATION PROCEDURE
10-2-2.Accessory and Installation Parts
10-2-1.Optional Installation Parts
Attachment bolt arrangement of outdoor unit
<Others>
Changes in the product and components
10-2-3.Installation/Servicing Tools
New tools for R410A
Remote controller
10-3-1.Installation Location
10-3-2.Drilling and Mounting Installation Plate
Mounting the installation plate
10-3-3.Electrical Work
10-3-4.Wiring Connection
How to connect the connecting cable
How to remove the drain cap
10-3-5.Piping and Drain Hose Installation
How to remove the drain hose
Piping and drain hose forming
How to attach the drain hose
How to attach the drain cap
Using a different screw may cause water to leak
In case of bottom right or bottom left piping
– 62 –
10-3-6.Indoor Unit Installation
10-3-7.Drainage
10-4.Outdoor Unit
10-4-1.Installation Location
Precautions for adding refrigerant
10-4-3.Refrigerant Piping Connection Flaring
10-4-2.Draining the Water
– 64 –
Projection margin in flaring A Unit mm
Use a vacuum pump
Tightening Connection
– 65 –
•IMPORTANT POINTS FOR PIPING WORK
10-4-5.Wiring Connection
Packed Valve handling precautions
Stripping length of connecting cable
– 66 –
How to Set the Auto Restart
10-5-3.Auto Restart Setting
Information
10-5-1.Gas Leak Test
CAUTION: HIGH VOLTAGEN
11. HOW TO DIAGNOSE THE TROUBLE
– 69 –
< Discharging method >
11-1.First Confirmation
11-1-1.Confirmation of Power Supply
11-1-2.Confirmation of Power Voltage
11-3.Judgment by Flashing LED of Indoor Unit
11-2.Primary Judgment
– 71 –
NOTES
Fig.
– 72 –
2 Push ON or OFF button
11-4-2.Caution at Servicing
– 74 –
11-5-1.Indoor Unit Including Remote Controller
11-5.Judgment of Trouble by Every Symptom
<Confirmation procedure>
<Primary check>
3 Only the indoor motor fan does not operate
<Primary check>
– 76 –
– 77 –
<Inspection procedure>
<Cause>
– 78 –
5 Troubleshooting for remote controller
<Primary check>
1Outdoor unit does not operate
– 79 –
Check procedure
Operation check
11-7.Troubleshooting
– 81 –
Diagnosis/Process flowchart
11-8.How to Diagnose Trouble in Outdoor Unit
Contents
– 82 –
11-9-1.How to Check the P.C. Board Indoor Unit
11-9.How to Check Simply the Main Parts
1Operating precautions
2Inspection procedures
Procedure
3 Check procedures
– 84 –
Check points
– 85 –
1 Sensor characteristic table
11-9-2.P.C. Board Layout
– 86 –
11-9-3.Indoor Unit Other Parts
11-9-4.Outdoor Unit
DBO1
+ ~ ~ –
11-9-5.Checking Method for Each Part
2.Cause
1.Symptom
– 88 –
Indoor Unit
12. HOW TO REPLACE THE MAIN PARTS
12-1
– 90 –
– 91 –
– 92 –
Page
– 94 –
– 95 –
– 96 –
Procedures
No. Part name
Remarks
<P.C. board layout>
12-2.Microcomputer
– 98 –
12-3.Outdoor Unit
– 99 –
Requirement
– 100 –
– 101 –
Detail A
– 102 –
Detail B
Detail C
– 103 –
– 104 –
– 105 –
Procedure
Part name
Remarks
– 106 –
Procedure
Remarks
Parts name
MCC-5009
– 107 –
13-1.Indoor Unit
13. EXPLODED VIEWS AND PARTS LIST
– 109 –
402 407, 408, 403 406 404 405 410401
240 238 243 214
– 111 –
402 411, 412, 403 406 404 405 410401
13-2.Outdoor Unit
– 113 –
13, 16, 19,
– 115 –
704 Sensor, TD Ø4 707
13-3.P.C. Board Layout
705 701 Sensor, TE 702 Sensor, TS 703 Sensor, TO
– 117 –
705 701 Sensor, TE 702 Sensor, TS 703 Sensor, TO
704 Sensor, TD Ø4 707 709 708 706
RAS-10SAVP-ND, RAS-13SAVP-ND, RAS-16SAVP-ND
RAS-10SAVP-E, RAS-13SAVP-E, RAS-16SAVP-E
Corresponding
ORIGINAL
TOSHIBA CARRIER CORPORATION