Haier AS50S2SF1FA-LW User manual

SERVICE MANUAL
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or
Repair the product or products dealt with in this service information by anyone else could result in serious injury or death
WARNING
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Version V1 Date 2021-09-09
Wall Mounted Type
DC Inverter SUPER MATCH
Model No. AS50S2SF1FA-LW

Table of contents
Domestic air conditioner
Contents
1. Introduction............................................................................................ 1
2. Features ................................................................................................ 7
3. Specifications ........................................................................................ 8
4. Sensors list............................................................................................ 9
5. Piping diagrams.....................................................................................10
6. Printed Circuit Board Connector Wiring Diagram..................................11
7. Functions and Control ...........................................................................
8. Dimensional drawings ...........................................................................
9. Center of gravity ....................................................................................
10. Service diagnosis................................................................................
11. Wiring diagrams ..................................................................................
14
40
26
25
25

Introduction
Domestic air conditioner
1 Introduction
1.1 Model name explanation
ALW
Supermatch second generation normal efficiency
Platform of indoor units:F(F Plstform)
R32 refrigerant
version 1
220~240V50HZ/1ph
A S 5 0 S 2 S F 1F
Indoor unit
Type of indoor
unit: S (wall-mounted)
Nominal cooling capacity (18000BTU/h)
colour light white

2.5

Specifications
Domestic air conditioner
2.Features
Super quiet: Lower noise operation condition
A-PAM DC inverter:With adoption of S-TYPE,S-PAM and PHASE control technology to works more
stably at low-frequency,and is more energy-saving,mor powerful at high frequency.
Long distance air supplying: The indoor units is improved by the optimized motor, fan and air duct so as to
provide long distance airflow with 12m+ maximum.
-15 Heating: When -15 can still heating natural
10 heating maintenance:Heating Holding 10 temperature
Confortable sleep The setting temperature and the indoor noise can be adjusted to a more comfortable
level when you set the “sleep mode” during night sleep.
Super match:One outdoor unit can match two or more indoor unit.
DIY auto mode: Adjust the last fixed operation mode automatically.
Turbo mode: Quick cooling or heating
Auto restart: Automatic return to previous operation conditions after sudden power blackout
24 hours timer: Use the timer function to set on,or off,or from on to off,or from off to on.
Intergrative valve cover:The valve cover is Intergrative.
2-way piping design: The pipe can shoot out both from left or right side.
Easy clean design: The panel is easy to wash and the airflow vents can be detached easily
Double 8 display:The display is Double 8 mode.
7

Specifications
Domestic air conditioner
3. Specifications
NOMINAL DISTRIBUTION SYSTEM VOLTAGE
1/esahP
05zHycneuqerF
032VegatloV
NOMINAL CAPACITY and NOMINAL INPUT
gnitaehgnilooc
Capacity rated
KW
Btu/h
1.51.4WK)detaR(noitpmusnoCrewoP
4.67.2W/WPOCS/REES
253
hWKnoitpmusnocygrenelaunnA
h/³mlavomeRerutsioM
TECHNICAL SPECIFICATIONS
1009*223*327mmD*W*HsnoisnemiD
Packaged Dimensions 1080*290*400mmD*W*H
0.21GK/thgieW
0.51GK/thgiewssorG
//roloC
Sound level
Sound
peessure(Hi/Mid/Lo/Si)
Sound power(high)
2*10 ³
1401
45/41/37/28
57
dB(A)
White
dB(A)
5.2(1.4-6.0) 6.0(1.4-6.9)
17740(4770-20470) 20470(4770-23540)