Samsung MH080FX*A4 series Instruction Manual Download Page 25

E-

25

ENGLISH

Switch Setting and Testing Operation (Cont.)

COMPLETING THE INSTALLATION

K 1

K 2

K 3

DIS0

1

SW02

SW01

K 4

DIS02

Settings of PCB Display of the Outdoor unit



Key Options of PCB Display

       - K1 : pipe checking operation button           - K2 : Function button
       - K3 : Reset button                                                   - K4 : View mode change button

                 Key 

Push

K1

K2

K3

K4

1

Pipe Checking Operation 

(Display: 

 

)

Heat Mode Try run 

(Display: 

 )

Reset

View mode

change

2

-

Refrigerant Charging 

(Display:  

 )

3

-

Cool Mode Try run 

(Display: 

 )

4

-

Pump down 

(Display:  

 )



Heat and Cool Mode Try run functions are just For Service Technician

    Outdoor PCB Display

        Switch

Indoor unit 

address

                      View data display



K4 View mode Display changes

Push

Display Explanation

Push

Display Explanation

0

Present Compressor Frequency

8

Discharge temperature

1

Target Compressor Frequency

9

OLP temperature

2

Order Compressor Frequency

10

Condenser temperature

3

EEV0 current step

11

Outdoor temperature

4

EEV1 current step

12

First current

5

EEV2 current step

13

Target Discharge temperature

6

EEV3 current step3

14

Total capacity of the indoor units

7

Fan RPM 

(H: high, L: low, Blank: off)

15

Safety Control (just For Service 

Technician)

 The EEV 2 and EEV 3 of MH050FX

A2

 models are always displayed as blank.

Summary of Contents for MH080FX*A4 series

Page 1: ...E 1 ENGLISH...

Page 2: ...reinstalltheunit Ifperformedbyunauthorizedpersonnel theseoperationsmay causeelectricshocksorfires Donotplacecontainerswithliquidsorotherobjectsontheunit Allthematerialsusedforthemanufactureandpackagin...

Page 3: ...THE OUTDOOR UNIT Connecting the Cables to the Outdoor Unit 11 Transmitter Installation Optional 14 Checking Correct Earthing 16 Fixing the Unit in Position 16 COMPLETINGTHE INSTALLATION Connecting Up...

Page 4: ...ary noise and vibration Position the outdoor unit so that the air flow is directed towards the outside as indicated by the arrows on the top of the unit Maintain sufficient clearance around the outdoo...

Page 5: ...2ft 24 6ft Composition A B A B H h Piping length and the height Main power switch 7 86 inch or more 6 29 inch or more 3 93 inch or more 11 8 inch minimum 11 8 inch minimum 23 6 inch minimum CAUTION 9...

Page 6: ...Piping length and the height C D 7 86 inch or more 6 29 inch or more 3 93 inch or more Main power switch 23 6 inch minimum 11 8 inch minimum 11 8 inch minimum 23 6 inch minimum CAUTION 9 84 ft as mini...

Page 7: ...outdoor unit are blocked by the wall 59 06 or more 78 74 or more The upper part of the outdoor unit and the air outlet is towards the wall 19 69 or more 11 81 or more The upper part of the outdoor un...

Page 8: ...1 81 or more 59 06 or more 23 62 or more 23 62 or more 23 62 or more When 3 sides of the outdoor unit are blocked by the wall When front and rear side of the outdoor unit is towards the wall When fron...

Page 9: ...Installation Manual The 3 wire power cable and the 2 wire assembly cable are optional If these cables are not supplied use the standard cable approved by IEC standard Please check Connecting the Cabl...

Page 10: ...to be connected and tighten the flare nuts first manually and then with a torque wrench applying the following torque 6 Check that the flaring is correct referring to the illustrations below for examp...

Page 11: ...to the model 1 L 2 N 1 L 2 N 1 L 2 N F1 F2 1 L 2 N F1 F2 F1 F2 F1 F2 L N F1 F2 F1 F2 1 2 2 1 1 2 F1 F2 F1 F2 1 2 1 2 B C B C A MH050FX A2 A unit B unit Indoor unit Assembly cable Earth terminal Outdoo...

Page 12: ...minal Earth terminal Earth terminal Power cable to indoor units Earth terminal Main Power supply cable Communication cable to indoor units CableType A CableType B CableType C The specification for cab...

Page 13: ...3 54 Power cable to indoor units L inch Cable of indoor unit Remark A 2 36 2 36 3 15 B 2 36 2 36 3 15 C 2 76 2 76 4 33 For 080 only D 3 54 3 54 3 54 For 080 only Communication cable to indoor units L...

Page 14: ...outdoor unit then connect the power and the communication cable between the transmitter and the outdoor unit refer to the figure of page 15 3 If you install a transmitter to an outdoor unit every ind...

Page 15: ...2 housings on the communication cable Transmittercommunication cable Accessoryinthe transmitter Terminal Block in the outdoor unit TerminalBlockintheoutdoorunit MH080FX A4 MH050FX A2 The designs and s...

Page 16: ...ctrode and its cable 2 The earthing wire for the telephone line cannot be used to earth the air conditioner If the earthing electrode is installed in an area of heavy traffic its wire must be connecte...

Page 17: ...r about 10 minutes This procedure is very important in order to avoid gas leak Turn off the vacuum pump Remove the hose of the low pressure side of manifold gauge 5 Set valve cork of both liquid side...

Page 18: ...uge show 0 1MPa 76cmHg after about 30 minutes This procedure is very important in order to avoid gas leak Turn off the vacuum pump Remove the hose of the low pressure side of manifold gauge 5 Set valv...

Page 19: ...WITH R 410A after opening valves Before opening valves discharge all the nitrogen into the system and create vacuum according to page 23 24 After opening valves check leaks using a leak detector for r...

Page 20: ...s A B C D MH052F CA Install pipes between indoor and outdoor units orderly as D Examples 2Rooms MH035FNCA MH052FNCA A B C D MH035FNCA MH052FNCA o A B C D MH035FNCA MH052FNCA x A B C D MH035FNCA MH052F...

Page 21: ...or unit A 01 communication with indoor unit B 02 communication with indoor unit C 03 communication with indoor unit D To complete the installation perform the following checks and tests to ensure that...

Page 22: ...witchSettingandTestingOperation Cont COMPLETING THE INSTALLATION TYPE PICTURE MODEL TO SET ADDRESSING MANUALLY BY ROTARY SWITCH SW02 RAC MH026FNCA MH035FNCA MH052FNCA SLIM DUCT MH026FECA MH035FECA MH0...

Page 23: ...de try run or heat mode try run Cool mode try run Push the K2 button three times Heat mode try run Push the K2 button once After 12 minutes of stationary condition check each indoor unit air treatment...

Page 24: ...n the PCB of outdoor unit Contact the authorized service technician or dealer for setting and changing the Ampere Limit Switch Before changing the Ampere Limit Switch turn off the main power of the sy...

Page 25: ...r ServiceTechnician Outdoor PCB Display Switch Indoorunit address View data display K4View mode Display changes Push Display Explanation Push Display Explanation 0 Present Compressor Frequency 8 Disch...

Page 26: ...eteing pipe check operation it shows on the display PCB The left display DIS01 will show sequentially the following message 00 Estabilished communication with indoor unit A 01 Estabilished communicati...

Page 27: ...f pipe check operation Check piping connection and setting No pipe check operation check occasion try to operation after the installation through auto addressing mode without pipe check operation Chec...

Page 28: ...e and service port Outdoor unit overload Safety control Compressor stop check pipe lenght refrigerant leakage charge Outdoor unit high discharge temperature Safety control Compressor stop check pipe l...

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Page 31: ...ENGLISH FreeJointMultiAirConditioner Cooling and Heating INSTALLATION MANUAL Free Joint MH050FX A2 MH080FX A4 DB98 29164A 1 S E F ENGLISH ESPA OL FRAN AIS...

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