Samsung EH035CAV User manual

Refer to the service manual in the GSPN(see the rear cover) for the more information.
AIR CONDITIONER THE FEATURE OF PRODUCT
SYSTEM AIR CONDITIONER
Basic : EH035EAV/EH052EAV/EH070EAV
Model : EH035CAV/EH052CAV/EH070CAV
Model Code : EH035CAV/EH052CAV/EH070CAV
UH035CAV/UH052CAV/UH070CAV
 Built-in Duct Type
 High Performance & Energy Saving
 Long Piping(Length & Height)
 Long Ambient Operation(In Low Temp.)
: Up to 14˚F(Heating), Up to 23˚F(Cooling)
 Eco-friendly Product
(Lead-Free, RoHS, WEEE)
EH035CAV/EH052CAV/EH070CAV
UH052CAV UH070CAV
UH035CAV
27578A(2)_cover.indd 1 2007-03-29 ¿ÀÈÄ 4:16:34
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation
 
Contents
11. Precautions   1-1
   
  
   
   
   
12. Product Specifications   2-1
   
   
   
   
13. Alignment and Adjustments   3-1
   
   
   
14. Disassembly and Reassembly  4-1
   
   
15. Exploded Views and Parts List   5-1
   
   
   
16. Electrical Parts List   6-1
17. Wiring Diagram
 7-1
   
   
18. Schematic Diagram   8-1
   
   
19. Circuit Descriptions  9-1
   
   
27578A(1)_contents.indd 1 2007-03-03 ｿﾀﾈﾄ 3:55:51
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation

Contents
10. PCB Diagram  10-1
   
   
11. Operating Instructions  11-1
  
  
  
  
12. Troubleshooting  12-1
  
  
  
  
13. Block Diagram  13-1
   
   
14. Reference Sheet  14-1
   
   
   
   
   
   
   
27578A(1)_contents.indd 2 2007-03-03 ｿﾀﾈﾄ 3:55:51
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
1. Precautions
1-1 Installing the air conditioner
●  
 
● 
● 
●   

●  
●  

1-2 Power supply and circuit breaker
●  

●  

 
●  
●  
1-3 During operation
●  
 
●  
 
●    

●  
●  
●  
 
●  
●  
27578A(1)_contents.indd 1 2007-03-03 ｿﾀﾈﾄ 3:55:51
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
1-4 Disposing of the unit
●  
●  

●  
1-5 Others
●  
●  
●  
●  
27578A(1)_contents.indd 2 2007-03-03 ｿﾀﾈﾄ 3:55:51
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
2. Product Specifications
2-1 The Feature of Product
■ Built-in Duct Type
 
■ High Performance & Energy Saving
 

■ Long Piping (Length & Height)
 
 
 
■ Long Ambient Operation (In Low Temperature)
 
■ Eco-friendly Product (Lead-Free, RoHS, WEEE)
27578A(1)_contents.indd 1 2007-03-03 ｿﾀﾈﾄ 3:55:52
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
Model
Item
EH035CAV
Indoor Unit Outdoor Unit
 

  
  
  
  

 
  
    
  


  
 
  



 
 


 
 
  
 

    
  
   

 
  
 
 

  
   
  

   
  
 
   
  
  
 
  
  
 
 
 
2-2 Product Specifications
27578A(1)_contents.indd 2 2007-03-03 ｿﾀﾈﾄ 3:55:52
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
Product Specifications(cont.)
Model
Item
EH052CAV EH070CAV
Indoor Unit Outdoor Unit Indoor Unit Outdoor Unit
  

   
   
   
  

   
    
      
    


   
  
  



  
  


  
  
   
  

      
    
     

  
   
  
 

    
     
    

    
   
 
   
  
    
 
   
   
 
 
 
27578A(1)_contents.indd 3 2007-03-03 ｿﾀﾈﾄ 3:55:52
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
2-3 The Comparative Specifications of Product
Item EH070CAV EH070EAV(Basic)



   
  


  
  
  ↓↓
 ↓↓
27578A(1)_contents.indd 4 2007-03-03 ｿﾀﾈﾄ 3:55:52
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

 
2-4 Accessory and Option Specifications
2-4-1 Accessories
Item Descriptions Code-No. Q'TY Remark
  


  
  





  





  
  
OWN E R 'S
INS T R U C TI ON S
SPL I T-T Y P E ROOM A IR C O ND IT ION E R
OWN E R 'S INS T R UC TIO NS
MANU A L DE INS TR UC C IO NE S
IS TR U ZIO NI P E R L' US O
MANU A L D E INS TR U ÇÕE S
MANU E L D'UT IL IS A TIO N
GE B R A UC HS A NW E IS U NG
Splut-ty pe Room A ir Condition er
A i r e a c o n d i c i o n a d o d o m és t i c o s i s t e m a S p l i t
Condiz io nato re d'a ria pe r ambi enti ad uni tà S ep ar ate
Aparel ho de ar condic ionado tipo S plit
C l i m a t i s e u r d e t y p e s ép a r é
Geteilte r aumklimaa nlage
OWN E R 'S
INS T R U C TI ON S
SPL I T-T Y P E ROOM A IR C O ND IT ION E R
OWN E R 'S INS T R UC TIO NS
MANU A L DE INS TR UC C IO NE S
IS TR U ZIO NI P E R L' US O
MANU A L D E INS TR U ÇÕE S
MANU E L D'UT IL IS A TIO N
GE B R A UC HS A NW E IS U NG
Splut-ty pe Room A ir Condition er
A i r e a c o n d i c i o n a d o d o m és t i c o s i s t e m a S p l i t
Condiz io nato re d'a ria pe r ambi enti ad uni tà S ep ar ate
Aparel ho de ar condic ionado tipo S plit
C l i m a t i s e u r d e t y p e s ép a r é
Geteilte r aumklimaa nlage
OWN E R 'S
INS T R U C TI ON S
SPL I T-T Y P E ROOM A IR C O ND IT ION E R
OWN E R 'S INS T R UC TIO NS
MANU A L DE INS TR UC C IO NE S
IS TR U ZIO NI P E R L' US O
MANU A L D E INS TR U ÇÕE S
MANU E L D'UT IL IS A TIO N
GE B R A UC HS A NW E IS U NG
Splut-ty pe Room A ir Condition er
A i r e a c o n d i c i o n a d o d o m és t i c o s i s t e m a S p l i t
Condiz io nato re d'a ria pe r ambi enti ad uni tà S ep ar ate
Aparel ho de ar condic ionado tipo S plit
C l i m a t i s e u r d e t y p e s ép a r é
Geteilte r aumklimaa nlage
27578A(1)_contents.indd 5 2007-03-03 ｿﾀﾈﾄ 3:55:53
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]


Product Specifications
■Wireless Remote Controller Accessories
Item Descriptions Code-No. Q'TY Remark
  
  
  
  
  
  

27578A(1)_contents.indd 6 2007-03-03 ｿﾀﾈﾄ 3:55:53
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation
 
Item Descriptions Code-No. Q'TY Remark
 

 

 

 

 




 

 

 

■ Wired Remote Controller Accessories
Product Specifications
27578A(1)_contents.indd 7 2007-03-03 ｿﾀﾈﾄ 3:55:54
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Samsung Electronics
3. Alignment and Adjustments
3-1 Indoor Display Error and Check Method
Error detection and reoperation
  If error occurs during the operation, badness is indicated by LED flickering and all operation is stopped except LED.
  When reoperating by remote control and switch determine the error mode after normal operation.
Indoor unit LED lamp display at error detecting
Cause
LED lamp display
Follow-up Measures
Concealed Type
Green Red
Standard Type
Power reset ◑XXXX
Refer to
troubleshooting(12-2-1,2)
Error of temperature sensor
in the indoor unit (Open/Short) X X◑X X
Refer to
troubleshooting(12-2-8)
Error of heat exchanger sensor
in the indoor unit ◑X◑X X
Refer to
troubleshooting(12-2-8)
Error of the outdoor temperature sensor
Error of the condensor temperature sensor
Error of the discharge temperature sensor
◑X X◑X
Refer to
troubleshooting
(12-2-6, 7, 8)
Indoor and outdoor unit time out
Abnormal data reception more than 60 packet
Indoor unit is not connected
Communication error between the outdoor unit
Main-Inverter Micom(After 1 minute of Main-Inverter
detection)
X X◑◑X
1. Indoor unit error
(Display is unrelated
with operation)
2. Outdoor unit error
(Display is unrelated
with operation)
●: On, ◑ : Flickering, X : OFF
 If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
3-1
27578A(2)_contents.indd 12 2007-03-29 ¿ÀÈÄ 4:07:46
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation
Samsung Electronics
LED Display
Error type
LED lamp display
Follow-up Measures
Concealed Type
Green Red
Standard Type
[Self diagnosis]Power voltage detection between
indoor and outdoor unit communication cable
[Self diagnosis]Outdoor unit refrigerant leakage
(Gas leak)
[Self diagnosis]Outdoor fan restriction error
◑XXXX
System Multi A/C
Self Diagnosis
[Inverter]Inverter compressor operation failure
Refer to next page 461
error
[Inverter] DC peak error
Refer to next page 464
error
[Inverter]DC Link voltage 150V or less,
410V or more
Refer to next page 466
error
[Inverter] Compressor rotation error
Refer to next page 467
error
[Inverter]Electric current error
Refer to next page 468
error
[Inverter]DC Link sensor error
Refer to next page 469
error
[Inverter]EEPROM READ/WRITE error
Refer to next page 471
error
[Inverter]Inverter zerocrossing error
Refer to next page 472
error
Setting the outdoor unit capacity option error
Refer to next page 556
error
Detection of the float switch X X◑X X
Refer to next page 153
error
Error of setting option switches for optional
accessories ◑X◑X X
Check DIP Switch at the
Indoor PCB
EEPROM error ◑X X◑X Exchange Indoor PCB
EEPROM option error X X◑◑X Reset Option Code
●: On, ◑ : Flickering, X: OFF
 If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
Alignment and Adjustments
3-2
27578A(2)_contents.indd 13 2007-04-02 ¿ÀÀü 10:10:33
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation
Samsung Electronics
Alignment and Adjustments
3-1-1 Wired Remocon Error Display (COM2)
Display Explanation Follow-up Measures
Indoor unit Communication Error
Refer to
troubleshooting(12-2-12)
Indoor/Outdoor unit Communication Time Out Error
60 Packet Over data
Indoor unit is not connected
Communication Error between Outdoor Main and Inverter Micom
(Occurred after I minute detection in Main and Inverter)
Indoor Temp. Sensor(OPEN/SHORT ERROR) Indoor Sensor Error
(Use same measures as Outdoor
Sensor Error, troubleshooting 12-2-6)
Indoor Unit Eva in sensor(OPEN/SHORT ERROR)
Indoor Unit Eva in sensor Separation
Outdoor Temp. Sensor Error(OPEN/SHORT ERROR)
Outdoor Sensor Error
(Refer to troubleshooting 12-2-6)
COND Temp. Sensor Error(OPEN/SHORT ERROR)
Inverter Compressor Discharge Temp. sensor Error(OPEN/SHORT ERROR)
Indoor Float S/W 2nd Detection
Outdoor unit-Indoor unit Communication wire Voltage Detection
Refer to
troubleshooting(12-2-12)
Outdoor unit Refrigerant Full Leakage(Gas Leak) Recharge Gas
Outdoor door Fan Error
Refer to
troubleshooting(12-2-3, 12-2-9)
[Inverter]Inverter Comp. Start Failure
Refer to
troubleshooting(12-2-13)
[Inverter]DC PEAK Error
Refer to
troubleshooting(12-2-11)
[Inverter]DC LINK Voltage 150V below, 410V Over
Refer to
troubleshooting(12-2-15)
[Inverter]Comp. Rotation Error Exchange PCB  Exchange Comp
[Inverter]Current Sensor Error Exchange PCB
[Inverter]DC LINK Sensor Error Refer to troubleshooting(12-2-10)
[Inverter]EEPROM READ/WRITE Error Exchange Outdoor PCB
[Inverter]Inverter ZEROCROSSING Error Exchange Outdoor PCB
Outdoor unit Capacity Setup Option Error Reset Option Code
Wired Liquid Crystal Indoor unit Comm. Error
System Multi A/C
Self Diagnosis
Master Wired Liquid Crystal Slave Liquid Crystal Comm. Error
Wired Liquid Crystal COM1/COM2 Cross Error
Error of setting option for wired remote controller COM2
3-3
27578A(2)_contents.indd 14 2007-03-29 ¿ÀÈÄ 4:07:47
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation
Samsung Electronics
No.
LED Display
Cause Follow-up Measures
Yellow Green Red
1○○○Power off/ VDD NG No error
2○ ○ ◎ IPM Over Current(O.C) Refer to troubleshooting(12-2-11)
3
○○●
Abnormal Serial communication If it lasts for 1 min, then turn into
No.14 Display
○●●
4○◎○Compressor Starting error Refer to troubleshooting(12-2-13)
5○◎●Normal Operation It shows A/C operates well
6○●○Compressor Lock error Refer to troubleshooting(12-2-14)
7○ ● ◎ DC-Link voltage under/over error Refer to troubleshooting(12-2-15)
8◎○◎Outdoor temperature sensor
error(Dual/Single) Refer to troubleshooting(12-2-16)
9◎ ○ ● Discharge over temperature
(Dual/Single) Refer to troubleshooting(12-2-16)
10 ◎ ◎ ○ Discharge temperature
sensor error(Dual/Single) Refer to troubleshooting(12-2-16)
11 ◎ ◎ ● Current sensor error Exchange PCB
12 ◎ ● ○ Compressor Limit error Exchange Comp
13 ◎●◎Coil temperature sensor error
(Dual/Single) Refer to troubleshooting(12-2-16)
14 ◎ ● ● 1min. Time out Communication Refer to troubleshooting(12-2-12)
15 ●○○Fan error Refer to troubleshooting(12-2-3,9)
16 ● ○ ◎ OTP error Reset Option Code Exchange PCB
17 ●○●Compressor rotation error Exchange PCB Exchange Comp
18 ●◎○Operation condition secession
(Dual only) Exchange PCB
19 ● ◎ ◎ DC-Link voltage sensor error Refer to troubleshooting(12-2-10)
20 ●◎●I_Trip error / PFC Over current Exchange Outdoor
21 ●●○GAS Leak error(Dual/Single) Recharge Gas
22 ● ● ◎ AC Line Zero Cross Signal out Exchange PCB
23 ●●●Power ON reset(1sec) It shows A/C operates well
24 ◎ ○ ○ Capacity miss match Reset Option Code
25 ○ ◎ ◎ Test Operation at Cooling Mode It shows only during the factory
production
26 ◎◎◎Test Operation at Heating Mode
●: LED ON, ○: LED OFF, ◎ : LED BLINK
3-2 Outdoor LED Error Display and Check Method
3-4
27578A(2)_contents.indd 15 2007-04-02 ¿ÀÀü 10:10:33
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]







➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 
3-3 Setting Option Setup Method
ex) Option No. :
Step 1 Enter the Option Setup mode.

 

  


 
Step 2 Enter the Option Setup mode and select your option according to the following procedure.
1
1
✳

2
3
4
5
6
1
2
3
4
5
6

27578A(1)_contents.indd 12 2007-03-03 ｿﾀﾈﾄ 3:55:58
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]


Alignment and Adjustments


➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 

➡ ➡ 
➡ ➡  ➡ ➡ ➡ ➡ ➡ ➡ 
1
7
✳

8
9
10
11
12
Step 3 : Upon completion of the selection, check you made right selections.
  
➡

  
➡
Step 4 : Pressing the ON/OFF button ()
 


Step 5 : Unit operation test-run
First,
Second,
Third,
• Error Mode
 
 

7
8
9
10
11
12

27578A(1)_contents.indd 13 2007-03-03 ｿﾀﾈﾄ 3:56:02
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation

Alignment and Adjustments
■OPTION ITEMS
SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12
 
 
 
MODEL
REMOCON

27578A(1)_contents.indd 14 2007-03-03 ｿﾀﾈﾄ 3:56:03
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]

Operating Instructions and Installation

4. Disassembly and Reassembly
4-1 Indoor Unit

No Parts Procedure Remark



 
 
 
 


 

 
 

■EH035CAV
27578A(1)_contents.indd 15 2007-03-03 ｿﾀﾈﾄ 3:56:05
Air Marketing Group LLC
141 Kinderkamack Rd, Park Ridge, NJ 07656 Tel: [phone] Fax: [phone] Web: www.amgair.com Email: [email protected]