Mitsubishi Electronics PUHY-YMC Transmission error Transmission route Busy Error, Display, 21S4

Page 36

ENGLISH

3. Remote controller

Check code	Abnormality	Check code	Abnormality
6101	Unreadable response receiving error	6606	Transmission and reception error (Communication trou-
6600	Duplicated unit address setting		ble with transmission processor)
6602	Transmission error (Transmission processor hardware	6607	Transmission and reception error (No ACK error)
	error)	6608	Transmission and reception error (No responsive frame
6603	Transmission error (Transmission route BUSY)		error)

2Diagnostic switch (SW1) and the service LED on multi-controller board of the variable capacity unit can be used to judge a malfunction of outdoor unit.

<Operation of self-diagnosis switch (SW1) and the service LED display>

Self-diagnosing

SW1 setting

Display at LED lighting (blinking)

Remarks

item

Flag 1

Flag 2

Flag 3

Flag 4

Flag 5

Flag 6

Flag 7

Flag 8

Relay output

During

Compres-

Compres-

SV22/32

Always

Flag 8 always lights

display 1

A

compres-

sor 1

sor 2

21S4

SV1

(Note:1)

lighting

at microcomputer

(Lighting)

sor run

operations

operations

power ON

B

Check

1

2

3

4

5

6

7

8

9 10

C

(Note:1) Type 500

a

display 1

0000 to 9999 (Alternate display of address and error code)

only

(Blinking)

Relay output

A

SV4

21S4b

SV5b

SV6

CH2, 3

52F

SV5A and 5B are

display 2

B

closed with flag 1

1

2

3

4

5

6

7

8

9 10

A

No.1

No.2

No.3

No.4

No.5

No.6

No.7

No.8

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.9

No.10

No.11

No.12

No.13

No.14

No.15

No.16

B

unit

unit

unit

unit

unit

unit

unit

unit

Lights at emergency

Check

1

2

3

4

5

6

7

8

9 10

stop in IC

indoor unit

A

No.17

No.18

No.19

No.20

No.21

No.22

No.23

No.24

Turns off by resetting

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.25

No.26

No.27

No.28

No.29

No.30

No.31

No.32

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.1

No.2

No.3

No.4

No.5

No.6

No.7

No.8

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.9

No.10

No.11

No.12

No.13

No.14

No.15

No.16

B

unit

unit

unit

unit

unit

unit

unit

unit

Lights at cooling

Indoor unit

1

2

3

4

5

6

7

8

9 10

b

Blinks at heating

mode

A

No.17

No.18

No.19

No.20

No.21

No.22

No.23

No.24

Turns off at stop/fan

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.25

No.26

No.27

No.28

No.29

No.30

No.31

No.32

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.1

No.2

No.3

No.4

No.5

No.6

No.7

No.8

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.9

No.10

No.11

No.12

No.13

No.14

No.15

No.16

B

unit

unit

unit

unit

unit

unit

unit

unit

Lights at thermostat

Indoor unit

1

2

3

4

5

6

7

8

9 10

on Turns off at

thermostat

A

No.17

No.18

No.19

No.20

No.21

No.22

No.23

No.24

thermostat off

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

A

No.25

No.26

No.27

No.28

No.29

No.30

No.31

No.32

B

unit

unit

unit

unit

unit

unit

unit

unit

1

2

3

4

5

6

7

8

9 10

Indoor unit

A

Displays in order the addresses (1 through 50) of all indoor units connected to the outdoor unit.

address

B

1

2

3

4

5

6

7

8

9 10

a Outdoor unit

A ON

* Turn SW4-2 of variable capacity unit off. If SW4-2 is on, constant capacity unit data will be

b Indoor unit

B OFF

displayed.

CAt factory shipment

36

Image 36

Contents PUHY-YMC Contents Safety precautions Before installation and electric workBefore getting installed Before getting installed moved electrical work Before starting the test runCombination with indoor units Confirmation of parts attachedOutdoor unit configuration Selection of installation siteModel Name Connecting pipe Elbow Shape Variable capacity unit Constant capacity unitIndividual installation When inlet air enters from right and left sides of unitWhen there is an obstruction above the unit Space required around unitLifting method and weight of product Collective installation and continu- ous installationBe very careful to carry product Installation of unit InstallationExample of collective installation Location of anchor boltConnecting direction for refrigerant piping Down piping and down wiring precautions60/61 dB A-weighted Noise levelSnow and seasonal wind Countermeasure to seasonal windPUHY-400/500YMC PUHN-200/250YMCRefrigerant piping installation Areas of cautionNever perform a pump down. This will damage the compressor Refrigerant piping system + αMultiple line/header Precautions concerning piping connection and valve operation For variable capacity unitGas side Liquid side Oil balance side Figure shows valve fully open50 to 57.5 / 500 to 75 to 750 to100 to 1000 to Tightening angle standard Pipe diameter mm 60 toOil balance pipe connection method Distributor gas connection method Part could be damaged if not cooled sufficientlyHow to install branch pipe JointRestrictions on the posture for attaching joints Gram belowAirtight test and evacuation Airtight testEvacuation No heat insulation must be provided for electric wires Thermal insulation of refrigerant pipingPenetrations Inner wall concealed Floor fireproofingElectrical work Control box and connecting posi- tion of wiring Variable capacity unitConstant capacity unit For details, see item 11.3. Wiring transmission cables PlateHole Transmission booster optionalWiring transmission cables Connecting a transmission boosterWiring examples Name, code and possible unit connectionsWiring method, address setting Remote control RC terminal block TB6One remote control unit for each indoor unit Within Address Unit Remote control operation Same as aboveFor details, see wire connection example C Wiring Line Same group to the remote control RC terminal block TB6Unit Range Setting method Main remote controllerExtended length and the length to the most remote unit Wiring Booster RPCapability Number of connected indoor units that can be Wiring of main power supply and equipment capacity Operation procedure Test runChecking before getting test run Test run methodHow to cope with test run abnormality Abnormality6603 Transmission error Transmission route Busy Error Power onDisplay at LED lighting blinking Remarks Flag Relay output Flag 8 always lightsCoping with remote controller abnormality Following phenomena do not represent abnormality emergency NMK Nknk NkokNKPK#$%&*+ Nkqk#$%&*+#,%&- ./0123145&6789#$%&=?@. !# Sknk Skok #$% +,-.ÜTK= UknkUkok Ukpk Ukqk Vkok NMK= Nmknk =NMKOK= $%&*+,-./01#$%&*+QMã NMKPK=L NMKQK= Ãã ! k·ãLâÖJÅã#$%&#*#%+, -. !*# NMKRK= NMKSK= #$%& *+& 012345678 .#$%&*+,-./0 1$%#234 NNK= NNKNK=NNKOK= NNKPK= Rsrv#$% +,-./012 NRO #$% +,-./0/12`kQN =EqRF= !# $%&*+ NNKQK= VwtNOKNK= NOKOK=NOKPK= EptNF EibaF NOKQK= Nokrk `ççäáåÖ EÉ~íáåÖNMK Nknk Nkqk #$%&!*+ Sknk Skok TK= Ukok Ukpk Ukqk Vkok NMK= NMKOK= #$%&*+QMã NMKPK=L NMKQK= #$%&#*#%+, -. !*# NMKRK= NMKSK= #$%& *+& 012345678 .#$%&*+,-./0 1$%#234 NNK= NNKOK= NNKPK= #$% +,-./012 NRO #$#%&* +,-./0123456 =EqRF= !# $%&*+ NNKQK= NOK= NOKPK= EptNF EibaF NOKQK= Nokrk WT02922X02