Acson AWM User manual

SERVICE

GUIDE BOOK

ACSON Service Guide Book

Table of Contents

1.0 Model Name

1.1 Product Name Description

...............................

1.2 Nomenclature

...............................

2.0 Conversion Table

2.1 Conversion Table

...............................

3.0 Product Mainboard vs. Handset Matrix

3.1 Product Mainboard vs. Handset Matrix

...............................

4.0 Controller Development History

4.1 Controller Development History

...............................

5.0 Handset Operating Guide

5.1 G6

...............................

5.2 G8

...............................

5.3 G12

...............................

5.4 G18

...............................

5.5 GS02

...............................

5.6 APJ2

...............................

5.6 SLM3

...............................

5.7 Sequential LCD

...............................

5.8 Netware 3

...............................

6.0 Controller Configuration

6.1 Auto Random Restart

...............................

6.2 Hot Keep Selection

...............................

6.3 Auxiliary Heater Conversion

...............................

6.4 Multi Split Conversion

...............................

6.5 Sequential Controller

...............................

6.6 Chilled Water Fan Coil Unit – W1V

...............................

6.7 Chilled Water Fan Coil Unit – W2.0

...............................

6.8 U1.5 

L208A Conversion

...............................

6.9

WMF U1.4 to L2EF Conversion

...............................

7.0 Service Diagnosis

7.1 Self Diagnosis Table

...............................

7.2 General Check

...............................

7.3 General Troubleshooting Guide

...............................

Appendix

Resistance – Temperature Characteristic

...............................

ACSON Service Guide Book

1.0 Model Name

1.1 Product Name Description

No. Description Generic Model Name ACSON Brand

1 Wall Mounted Fan Coil Unit WM / 5WM AWM / A5WM

2 Wall Mounted AC Inverter Fan Coil Unit WMV AWMV

3 Wall Mounted DC Inverter Fan Coil Unit 5WMX A5WMX

4 Wall Mounted DC Inverter-Y Fan Coil Unit 5WMY A5WMY

4 Ceiling Exposed Fan Coil Unit CE / 5CE RCM / R5CM

5 Ceiling Cassette Fan Coil Unit CK / 5CK ACK / A5CK

6 Ceiling Concealed Fan Coil Unit CC / 5CC ACC / A5CC

7 Ducted Split Blower Unit SB ADB

8 Chilled Water Fan Coil Unit CW ACW

9 Water Source Heatpump Split Unit WSS / 5WSS AWSS / A5WSS

10 Horizontal Water Source Heatpump Unit WH AWH

11 Air Cooled Mini Chiller AC / 4AC / 5AC AMAC / A4MAC / A5MAC

12 Single Split Condensing Unit SL / 4SL / 5SL ALC / A4LC / A5LC

13 Single Split AC Inverter Condensing Unit SLV ALCV

14 Single Split DC Inverter Condensing Unit 5SLX A5LCX

15 Single Split DC Inverter Condensing Unit 5SLY A5SLY

15 Modular Split Condensing Unit MSS / 4MSS AMC / A4MC

16 Multi Split Series MSD / 4MSD AMSD / A4MSD

MST / 4MST AMST / A4MST

MSH AMSH

17 Multi Split AC Inverter Condensing Unit MSV AMSV

18 Multi Split DC Inverter Condensing Unit 5MSX A5MSX

19 Multi Split DC Inverter Condensing Unit 5MSY A5MSY

20 Multi Digital Scroll Units MDS/ 5MDS AMDS/ A5MDS

21 Horizontal Condensing Unit HDC / 5HDC AHDC / A5HDC

22 Vertical Condensing Unit VCU AVCU

23 Air Cooled Roof Top Packaged Air

Conditioner

RT / 4RT ART / A4RT

24 Air Cooled Inverter Mini Chiller 5ACV A5ACV

ACSON Service Guide Book

1.2 Nomenclature

Indoor Unit

Electrical

A : 220-240V/1Ph/50Hz

F : 380

415V/3Ph/50Hz

Product Specifications Variation

AA : Revision

Connection Type

F : Flare

X : Not Applicable

Model Name

WM : Wall Mounted

CK : Ceiling Cassette

Series

G : G Series

Piping

H : 4 Pipes System

Omitted if 2 pipes system

Capacity

10 : 10,000 Btu/h

Brand

A : Acson

Model Type

R : Heat Pump

W : Chilled Water Fan Coil

Omitted if DX Cooling Only

Refrigerant

5 : R410A

Omitted if R22

A WM

Inverter Series

X: X-Series

Y: Y-Series

Omitted if Non

inverter

10 G W A X A A

ACSON Service Guide Book

Outdoor Unit

Electrical

A : 220-240V/1Ph/50Hz

F : 380-415V/3Ph/50Hz

Market Region

C : Export with CE mark

Compressor

P : Panasonic

M : Mitsubishi

Specifications Variation

O : Standard Unit

I : Gold Fins

G : Low Ambient Unit

H : High Ambient Unit

Others

A : First Issue

Model Name

LC : Single Split Condensing Unit

MC : Modular Split Condensing Unit

Capacity

10 : 10,000 Btu/h

Model Type

R : Heat Pump

Omitted if Cooling Only

Series

C : C Series

Brand

A : Acson

Refrigerant

5 : R410A

Omitted if R22

A LC 10 C R - A C P O A

Inverter Series

X : X - series

Y : Y – series

Omitted if non

invert

ACSON Service Guide Book

2.0 Conversion Table

2.1 Conversion Table

Capacity

Btu/hr MBH kCal/Hr kW

1 0.001 0.252 0.293 x 10

-3

1000 1 252 0.293

3.968 0.004 1 1.162 x 10

-3

3412 3.412 860.04 1

Pressure

W.G. Pascal

PSI kg/cm

(in.) (ft.) (Pa)

1 0.07 27.7 2.309 0.69 x 10

14.22 1 394.08 32.84 9.81 x 10

3.61 x 10

-2

2.538 x 10

-3

1 0.083 248.84

1.45 x 10

-4

0.1 x 10

-4

0.004 3.349 x 10

-4

Flow Rate

L/s m

/hr m

/s U.S. GPM CFM

1 3.6 0.001 15.85 2.119

0.278 1 0.278 x 10

-3

4.403 0.588

1000 3600 1 15850 2119

0.063 0.227 0.063 x 10

-3

1 0.1337

0.472 1.7 0.472 x 10

-3

7.481 1

Temperature Velocity

fps m/s fpm

1 0.305 60

3.281 1 196.9

0.017 0.005 1

Volume

L m

U.S. G.P.M. ft

1 0.001 0.264 0.0353

1000 1 264 35.3

3.785 3.785 x 10

-3

1 0.134

28.315 0.028 7.48 1

Area

1 6.94 x 10

-3

6.452 x 10

-4

6.452

144 1 0.093 929.03

1550.06 10.764 1 1 x 10

0.155 1.076 x 10

-3

1 x 10

-4

°F = (18 x °C) + 32

−

=° F

ACSON Service Guide Book

3.0 Product Mainboard vs. Handset Matrix

Handset

Type

No.

Main Board (IC)

Model

L2.0

L2GSN

L208A

W_2_03A

U1SB125

2P206569-4 SQ2.0

VA2.0

VA3.0

Standard Optional

1 WM - F Series G18 SLM3 + AC5300 / Netware 3

2 WM - G Series G18 SLM3 + AC5300 / Netware 3

3 WMS - G Series G18 SLM3 + AC5300 / Netware 3

4 WM – J Series G18 -

5 CK - A/B/C/E Series G18 SLM3 + AC5300 / Netware 3

6 CE - D Series G18 SLM3 + AC5300 / Netware 3

7 CE - E Series G18 SLM3 + AC5300 / Netware 3

8 CC - C Series SLM3 Netware 3

9 CC - D Series Netware 3 SLM3

SB - B/C Series

SB 75 – 100B/BR SLM3 Netware 3

SB 125 – 150B/BR SLM3 -

SB 125CR SLM3 -

SB 150B2/BR2 – 600B4/BR4

SQ-LCD -

SB – D/ER Series

SB 75 – 100D/ER SLM3 Netware 3

SB 125 – 150D/ER SLM3 -

SB 125D2 – 500D4 SQ-LCD -

SB 125ER2 – 600ER4 SQ-LCD -

RT Series

RT 55 – 120A/AR SLM3 -

RT 150 – 420A/AR SQ-LCD -

WMX – G Series G18 SLM3 + AC5300

CKX – A/C Series G18 SLM3 + AC5300

CEX – E Series G18 SLM3 + AC5300

CCX – C Series SLM3 Netware 3

14 WMY – J Series G18/ GS02

Netware 3

15 WMY – K Series APJ2 -

ACSON Service Guide Book

Handset

Type No.

Main Board (IC)

Model

MC1.0 LWS2

APM01CB APM02D Standard Optional

13 WM – GW Series



G18 SLM3 + AC5300 / Netware 3

14 CK – AW/AWH/CW Series



G18 SLM3 + AC5300 / Netware 3

15 CE – DW Series



G18 SLM3 + AC5300 / Netware 3

16 CE – EW Series



G18 SLM3 + AC5300 / Netware 3

17 CC – CW Series



SLM3 Netware 3

CW FCU

18 SB – BW Series N/A -

AC – C Series

AC 20 – 60C/CR



C. Panel -

AC 80 – 150C/CR



C. Panel -

5AC 20 – 25C/CR



C. Panel -

Mini Chiller

5AC 30 – 55C/CR



C. Panel -

20 5WMWS – GR



G18 SLM3 + AC5300 / Netware 3

21 5CKWS – AR/CR



G18 SLM3 + AC5300 / Netware 3

22 5CCWS – CR



SLM3 Netware 3

WH – B Series

WH 11 – 20B/BR



SLM15A -

WSHP 23

WH 25 – 70B/BR



APW04A -

ACSON Service Guide Book

4.0 Controller Development History

Handset Model

Year Main Board Wireless Wired Cooling Heating Remarks

WM 10/15D WM 10/15DR Copper sensor

1996 Challenger 2.1 & 2.2 G3 - WM 20/25C WM 20/25CR

1996 Challenger 2.2 G3 - WM 07/10E - Copper sensor

1997 Challenger 2.4 G3 & G6 - WM 10/15D

WM 20/25C

WM10/15DR

WM 20/25CR

1998 Challenger 2.4 G3 & G6 - - WM 07/10ER

WM 10/15FR

1998 Challenger 5 G3

WM 07/10E

WM 10/15F -

1999

Challenger C3A

Challenger C3B

G3 & G6 SLM2 (10 core wire)

CK-A

CE-C/D

CC-B/MSB/HSB

CK-AR

CE-CR/DR

CC-R/MSB-R/HSB-R

2000 Mini Chiller MCH01 - - AC (40-125)B AC (40-125)BR Cooling & Heatpump

2001 Chilled Water W1V2 G6 Netware 1 WM-FW / CE-DW / CC-CW / CK-AW / HSB-

BW Convertible PCB

2001 Sequential Controller - Sequential Controller SB (150-500)B SB (150-500)BR Multiple compressor

Universal Board

D1.0 G6 - WM (10-25)F - Cooling only

U1.3 G6 - - WM (10-25)FR Heatpump only

2001

U1.4 G6 SLM3 (4 core wire) CE-D / CK-A / CC-C CE-DR / CK-AR /

CC-CR Cooling & Heatpump

2001 D2.0 G6 / G8 - WM (10-25)F - Cooling only

2001 Mini Chiller SZMC01 - - AC/4AC (40-58)A,

AC/4AC75-125B

AC/4AC (40-58)AR,

AC/4AC75-125BR Cooling & Heatpump

Inverter

VA1.9 (Indoor) G8 Turbo - - WMV10FR In set form only

2001

VB1.0 (Outdoor) SLV10BR

2002 Sequencer Controller - SQ-LCD SB (150-500)D SB (150-500)DR Multiple compressor

D2.0 G8 - WM30F - Cooling only

2002 U1.4 G8 SLM3 /

Netware 2 (optional)

CK (15/20/25/30)B

WM (10-25)FR,

WM30FR

CK (15/20/25/30)BR

Heatpump only

Cooling & heatpump

ACSON Service Guide Book

Handset Model

Year Main Board Wireless Wired Cooling Heating Remarks

2002 Chilled Water W1V3 G6 SLM3 /

Netware 2 (optional) WM-FW / CE-DW / CC-CW / CK-AW / CK-BW

Valveless application

only

2002 Multi Split Indoor, MS10.0 G8 - - WMS (10-20)FR Auto random restart

2003 Mini Chiller MCH03A - SC302 AC/4AC(80-150)C AC/4AC (80-150)CR Cooling & heatpump

2003 Universal U1SB125 - SLM3 – single speed

SB (125/150)

B1/C1/D1

RT/4RT (60-120)A

SB (125/150)

BR1/CR1/DR1

RT/4RT (60-120)AR

Cooling & heatpump

RT/4RT (150-300)A RT/4RT (150-

300)AR

SB 150B2-600B4 SB 150BR2-600BR4

2003 Sequential Controller, SQ - SQ-LCD

SB 125D2-500D4 SB125DR2-500DR2

Cooling & heatpump

2004 U1.4 G8 - CK (10-20)C CK (10-20)CR Cooling & heatpump

WM (07-15)G WM (07-15)GR

2004 L2.0 G12 - WM (20-25)G WM (20-25)GR Cooling & heatpump

MC01 - Chiller Panel AC (80-150)C AC (80-150)CR Cooling & heatpump

2004 MCH01 - Chiller Panel AC (20-60)C AC (20-60)CR Cooling & heatpump

G12 - CE (15-28)E CE (15-28)ER Cooling & heatpump

2005 L208A - Netware 3 CC (75-100)D CC (75-100)DR Cooling & heatpump

U1.4 - SLM3 SB (75-100)ER

Universal U1SB125 - SLM3 – single speed SB (125-150)ER1

2005

Sequential Controller, SQ - SQ-LCD SB 125ER2-600ER4

Heatpump only

Inverter

VA2.0 G12 - 5WMX (10-25)GR In set form only

2005

5SLX (10-25)CR

2005 MC01 - Chiller Panel 5AC (030-055)CR Heatpump only

G8 & G12 SLM3 / Netware 3 CE-D / CK-A/B/C /

CC-C

CE-DR / CK-

AR/BR/CR / CC-CR2006 L208A

- SLM3 SB (75-100)B/D SB (75-100)BR/ER

Cooling & Heatpump

2006 Sequential Controller, SQ - SQ-LCD RT (360-420)A RT (360-420)AR Cooling & Heatpump

2006 Chilled Water W2 G8 & G12 SML3 / Netware 3 WM-GW / CE-DW / CE-EW / CC-CW / CK-

AW/AWH/CW / SB-BW

2008 L2GSN G18 - (5)WM-J/JR Cooling & Heatpump

2009 W_2_03A G18 - 5WMY-J/JR Cooling & Heatpump

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