Heat Controller B-vmh30sb, B-vmc30sb Owner's Manual

Wall Mounted

Mini-Split System

Inverter Single-Zone

Air Conditioning

Service Manual

AS-W303DPZ0[VMH30SB-1]
AS-Q303DPZ0[VMC30SB-1]

Before servicing the unit, read the

“safety precautions” in this manual.

Only for authorized service personnel.

HEAT CONTROLLER, INC.

1. Specification

Models

Cooling Capacity kW
(Min~Rating~Max) Btu/h
Heating Capacity kW
(Min~Rating~Max) Btu/h
Power Input Cooling/Heating W
Running Current Cooling/Heating A
Starting Current Cooling/Heating A
EER W/W

COP W/W
Power Supply Ø / V / Hz
Power Factor %
Air Flow Rate Indoor,Max m3/min(cfm)

Moisture Removal l/h
Sound Level Indoor,H/M/L dB(A)+3

Refrigerant & Charge(at 7.5m) g(oz)
Additional Refrigerant Charge g/m(oz/ft)
Compressor Type

Fan(Indoor) Type

Fan(outdoor) Type

Circuit Breaker* A
Power Supply Cable No.*mm
Power and Transmission Cable No.*mm2+No.*mm
Piping Liquid Side mm(in)
Connections Gas Side mm(in)
Drain Hose O.D , I.D mm(in)
Dimension Indoor(W*H*D) mm

Net Weight Indoor kg(lbs)

Operation Range Cooling(Outdoor) °C(°F)

Max. Piping Length m(ft)
Max. Elevation Difference m(ft)
Tool Code(Chassis) Indoor + Outdoor
Functions Temperature Control

Network Functions Dry Contact

Outdoor,Max m3/min(cfm)

Outdoor,Max dB(A)+3

Model
Motor Type
Oil Type
Oil Charge cc
O.L.P Name

Motor Output W

Motor Type
Motor Output W

Outdoor(W*H*D) mm

Outdoor kg(lbs)

Heating(Outdoor) °C(°F)

Plasma Filter
Prefilter(washable/anti-fungus)
Auto Clean
CHAOS Wind(Auto Wind)
Steps, Fan/Cool/Heat
Airflow Direction Control(up&down)
Airflow Direction Control(left&right)
Remocon Type
Setting Temperature Cooling
Range Heating
Auto Operation (Micom Control)
Auto Changeover (Micom Control)
Self Diagnosis
Timer
Sleep Operation
Soft Dry Operation
Restart Delay(minute)
Deice Control(Defrost)
Hot Start
Jet Cool
Low Ambient Operation
Special Function

Network Solution(LGAP)
PI485

Note:

O

: Applied, - : No relation

*

For circuit breaker rating, please conform to local standards wherever necessary.

Btu/h.W

2

inch

inch

AS-W303DPZ0[VMH30SB-1] AS-Q303DPZ0[VMC30SB-1]

3.5~7.9~7.9

12000~27000~27000

3.5~8.5~8.5

12000~29000~29000

3100/3200

13.6/14.0

13.1/14.0

1/208~230/60

58(2048)

R410A 1830(64.6)

SCROLL + ROTARY

5CS130XCC03 + GK141KAA

BLDC + AC

480 + 350

Cross Flow Fan

Propeller

2

6.35(1/4)

15.88(5/8)

21.5,16(0.85,0.63)
1209*346*205

47.6*13.6*8.1
800*870*320

31.5*34.3*12.6

67(147.7)

-5°C~43°C (23~109.4)

-5°C~27°C(23~80.6)

Thermistor

Wireless LCD

18 ~ 30(64~86)

24h, On/Off

❈

Some of functions are slightly different depending upon models.

❈

The specification may be subject to change without prior notice for purpose of improvement.

❈

Capacity : based on 230V.

2.55

8.71

2.66

97

21(742)

2.8

47/43/41

58

20(0.22)

POE

-

91

AC

140

30
3*2.08
4*0.82

17(37.5)

30(98.4)

15(49)

SD+UE1

­O
O

O(-)
3/4/4
Auto
Auto

16 ~ 30

­O
O

O
O

2
O
O
O
O

-

-

-

-

3.5~7.9~7.9

-

-

12000~29000~29000

3100/3200

13.6/14.0

13.1/14.0

2.55

8.71

-

1/208~230/60

97

21(742)

58(2048)

2.8

47/43/41

58

R410A 1830(64.6)

20(0.22)

SCROLL + ROTARY

5CS130XCC03 + GK141KAA

BLDC + AC

POE

480 + 350

-

Cross Flow Fan

91

Propeller

AC

140

30
3*2.08
4*0.82

6.35(1/4)

15.88(5/8)

21.5,16(0.85,0.63)
1209*346*205

47.6*13.6*8.1
800*870*320

31.5*34.3*12.6
17(37.5)

67(147.7)

-5°C~43°C (23~109.4)

-

30(98.4)

15(49)

SD+UE1

Thermistor

­O
O

O(-)
3/4/4
Auto
Auto

Wireless LCD

18 ~ 30(64~86)

-

-

-

O

24h, On/Off

O
O

2

-

­O
O

-

-

-

-

Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes

- 2 -

LGE Internal Use Only

2. Piping Diagrams

INDOOR UNIT OUTDOOR UNIT

HEAT
EXCHANGE
(EVAPORATOR)

HEAT
EXCHANGE
(CONDENSER)

EEV

COMPRESSOR

ACCUMU
LATOR

GAS SIDE

3-WAY VALVE

LIQUID SIDE

3-WAY VALVE

Th2

Th1

COOLING

HEATING

REVERSING
VALVE

Th5

Th6

Th7Th9

Th3

Th8

Constant

Inverter

LOC. Description PCB Connector

Th1 Thermister for indoor air temperature

Th2 Thermister for indoor pipe(in) temperature

Th3 Thermister for Indoor pipe(out) temperature CN-TH2(Indoor)

Th4 Thermister for outdoor heat sink temperature CN-TH1(Outdoor)

Th5 Thermister for outdoor pipe temperature

Th6 Thermister for outdoor air temperature

Th7 Thermister for outdoor discharge pipe temperature(Inverter)

Th8 Thermister for outdoor suction pipe temperature (Inverter)

Th9 Thermister for outdoor discharge pipe temperature(Constant) CN-TH4 (Outdoor)

❈ EEV : Electronic Expansion Valve

CN-TH1(Indoor)

CN-TH2(Outdoor)

CN-TH3(Outdoor)

Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes

- 3 -

LGE Internal Use Only