- DL manuals
- Haier
- Air Conditioner
- AC-8888-20
- Service Manual
Haier AC-8888-20 Service Manual
Summary of AC-8888-20
Page 1
1 haier cassette type air conditioner service manual part # ac-8888-20 haier america trading, llc www.Haier.Com.
Page 2
2 table of contents 1. Product’s code explanation and series introduction 3 2. Product’s characteristics 4 3. Product’s technical parameter 6 4. Product’s specification 25 5. Name, size and function of major components and accessories 30 6. Usage and setting of remote controller 34 7. Introduction o...
Page 3
3 b. Table 1 haier produces the following cassette type air conditioners - classified by control mode: 1) remote control type: ab42nacaba+au42naiaba (hbu-42hc03); ab42nacmba+au42naimaa (hbu- 42cc03) ab282acaba+au282ahaaa (hbu-28hc03); ab282acmba+au282ahmaa (hbu- 28cc03) ab282acbaa+au282ahbaa (hbu-28...
Page 4
4 2) wire control type: b42nacaaa+au42naiaba (hbu-42ha03); ab42nacmaa+au42naimaa (hbu- 42ca03) ab282acaaa+au282ahaaa (hbu-28ha03); ab282acmaa+au282ahmaa (hbu- 28ca03) classified by refrigerant 1) taking r22 as refrigerant: ab42iacmaa+au42iaimaa (hbu-42c13) ab42nacaaa+au42naiaba (hbu-42ha03); ab42nac...
Page 5
5 6. System time-shorten signal 7. Water overflowing signal 8. Communication signals between indoor unit and front plate or between indoor unit and outdoor unit wire and remote-control when using wire-control mode, the length of wire can be up to 49 feet. The big lcd board makes it easier to operate...
Page 6
6 2. Product technical parameter type hbu-28ha03/r1 appearanc e color (indoor/outdoor unit) white/white cold producing capacity 28000btu heat producing capacity 29000btu cold producing coefficient 2.54 heat producing coefficient 3.07 cold producing power 2800w heat producing power 2600w defrosting c...
Page 7
7 type of capillary tp 2 y diameter /length of capillary ------------- protector type on control panel 3.15a temperature sensor type 10k Ω 23k Ω 5k Ω real-time adjustment scope ------------- consumed power capacity indoor: 130woutdoor: 60x2 type of accessories on computer board see attachment type o...
Page 8
8 installation motherboard dimension see the installation figure layer restriction of laminated indoor and outdoor unit 4/2 net weight/gross weight of indoor unit 61.1729/66.139 lb net weight/gross weight of outdoor unit 154.32/187.39 lb maximum installation fall 49.2126 lb current-in side (indoor/o...
Page 9
9 appearance feature of in and outdoor unit of the product nice and elegant shelter material dispersed electro-zinc coated sheet product peculiarities 1.Low noise 2.Convenient installation, simple operation product functions see to attachment type hbu-28ha03 appearance color (indoor/outdoor unit) wh...
Page 10
10 connecting pipe of unit circuit (liquid /gas) drainage pipe type pvc length/ diameter of drainage pipe φ 25 (inside); φ 32 (outside) flow value of evaporator and condensation 4/4 type /diameter of evaporator and condensation pipe tp 2 m φ 9.52; φ 15.88 total area of evaporator 0.01286 in total ar...
Page 11
11 scope operating temperature scope see to figure 2 operating fitting frequency 50hz temperature adjustment difference 32~109.4°f type of refrigerant r22 climate type t1 anti-static protection type i indoor unit noises (cold producing) 39/37/35 db (a) outdoor unit noises (cold producing) high/low 5...
Page 12
12 rotating speed of air fan indoor: 700/590/470 outdoor: 840 type /quantity of air fan indoor: centrifugal/1 outdoor: axial-flow/1 type of muffle φ 40x2 kind of adopted noise reduction material xpe type of desiccators ------------- type of vibration absorbing material daub air-out grid flake’s shak...
Page 13
13 refrigerant cleanout frequency of filter once per month type of filter (filer screen) ------------- filtration efficiency ------------- dimension of filter (filter screen) ------------- type of air compressor zr34k3-pfj-522 manufacturer of air compressor copeland oil in pouring volume to air comp...
Page 14
14 type hbu-42ha03/r1 appear ance color (indoor/outdoor unit) white/white cold producing capacity 42000btu heat producing capacity 45000btu cold producing coefficient 2.67 heat producing coefficient 3.1 cold producing power 4500w heat producing power 4200w defrosting capacity 5.0×10-3 m 3/h ratio of...
Page 15
15 total fin quantity /its row number 2/1320; 2/446 thickness /space of fin 0.11/1.9 fin coefficient ------------- fin material kind light foil type of capillary tp 2 y diameter /length of capillary ------------- protector type on control panel 3.25a temperature sensor type 10k Ω 23k Ω 5k Ω real-tim...
Page 16
16 package dimension of indoor unit 36.2205x52.1654x14.5669in package dimension of outdoor unit 41.3386x17.3228x1339in installation motherboard dimension see to the installation figure layer restriction of laminated indoor and outdoor unit 4/2 net weight/gross weight of indoor unit 101.41/116.84 lb ...
Page 17
17 appearance feature of in and outdoor unit of the product nice and elegant shelter material dispersed electro-zinc coated sheet product peculiarities 1.Low noise 2.Convenient installation, simple operation product functions see attachment type hbu-42ca03 appearance color (indoor/outdo or unit) whi...
Page 18
18 temperature scope of evaporator 35.6-454.6°f temperature scope of condensation 109.4-140f total fin quantity /its row number 2/1320; 2/446 thickness /space of fin 0.11/1.9 fin coefficient ------------- fin material kind light foil type of capillary tp 2 y diameter /length of capillary -----------...
Page 19
19 package dimension of indoor unit 36.2205x52.1654x14.5669i n package dimension of outdoor unit 41.3386x17.32 28x54.1339in installation motherboard dimension see to the installation figure layer restriction of laminated indoor and outdoor unit 4/2 net weight/gross weight of indoor unit 101.41/116.8...
Page 20
20 type hbu-42c13 appearance color (indoor/outdoor unit) white/white cold producing capacity 42000btu heat producing capacity ------------- cold producing coefficient 2.55 heat producing coefficient ------------- cold producing power 5100w heat producing power ------------- defrosting capacity 5.0×1...
Page 21
21 protector type on control panel 3.25a temperature sensor type 10k Ω 23k Ω 5k Ω real-time adjustment scope ------------- consumed power capacity indoor: 130w outdoor: 60x2 type of accessories on computer board see to attachment type of segregator for gas and liquid 5.0l rotating speed of air fan i...
Page 22
22 allowable infusing quantity of refrigerant 6834.3pd maximum infusing quantity of refrigerant ------------- cleanout frequency of filter once per month type of filter (filer screen) ------------- filtration efficiency ------------- dimension of filter (filter screen) ------------- type of air comp...
Page 23
23 cold producing power 4700w heat producing power 4600w defrosting capacity 5.0×10-3 m 3/h ratio of energy generating to consuming ------------- new wind capacity attached at new air inlet negative hydronium quantity of negative hydronium type machine ------------- operating voltage scope 380-400v ...
Page 24
24 rotating speed of air fan indoor: 590/490/420 outdoor: 840 type /quantity of air fan indoor: centrifugal/1 outdoor: axial-flow/2 type of muffle φ 40x2 kind of adopted noise reduction material xpe type of desiccators ------------- type of vibration absorbing material daub air-out grid flake’s shak...
Page 25
25 3. Brochure of product specification ambient temperature range for cooling operation.
Page 26
26 1. Sensor resistance-temperature graph.
Page 27
27 compressor capacity – temperature graph 28000btu units (3 phase).
Page 28
28.
Page 29
29 indoor air wet – bulb temperature (°f) outdoors air dry–bulb temperature indoors air dry– bulb temperature (°f) outdoor air wet–bulb temperature (°f).
Page 30
30 4. Name, size and function of the major component and accessories 1). Indoor unit: 1. Hbu-42ha03/r1, hbu-42ha03, hbu-42hc03 hbu-42ca03, hbu-42cc03 2. Hbu-42 ha03/r1, hbu-42ha03, hbu-42 hc03, hbu-42ca03 hbu-42cc03, hbu-42c13 3. Hbu-28ha03/r1, hbu-28ha03, hbu-28hc03, hbu-28ca03 hbu-28cc03.
Page 31
31 2). Outdoor unit: 1. Hbu-42ha03/r1, hbu-42ha03, hbu-42hc03 hbu-42ca03, hbu-42cc03 hbu-42c13 2. Hbu-28ha03/r1, hbu-28ha03, hbu-28hc03, hbu-28ca03 hbu-28cc03.
Page 32
32 product model hbu-24ha03/r1 hbu-24ha03 hbu-42ca03 hbu-24ha03 hbu- 42ca03 structural feature compact structure super-slim design compact structure super-slim design compact structure super-slim design cooling output 24000btu/h 42000btu/h 42000btu/h voltage 3n~380-400v 3n~380-400v 3n~380-400v produ...
Page 33
33 dimension outdoor dimension 37.32x13.38x48.22in 37.32x13.38x48.22in 37.32x13.38x32.67in indoor package dimension 36.22x52.16x14.56in 36.22x52.16x14.56in 35.82x35.82x11.81in outdoor package dimension 41.33x17.32x54.13in 41.33x17.32x54.13in 41.33x17.32x38.54in packing list.
Page 34
34 6. Uses and setting of the remote controller.
Page 35
35.
Page 36
36.
Page 37
37.
Page 38
38.
Page 39
39.
Page 40
40
Page 41
41 7. Introduction to electric control functions.
Page 42
42 cool, dry and heat operation recommendations: use cool in summer. Use heat in winter. Use dry in spring, autumn and in damp climate.
Page 43
43 sleep function, air flow direction adjust.
Page 44
44 auto run, fan operation.
Page 45
45 timer on-off function.
Page 46
46 timer operation.
Page 47
47.
Page 48
48.
Page 49
49.
Page 50
50
Page 51
51.
Page 52
52 diagnostic of abnormal working conditions.
Page 53
53.
Page 54
54.
Page 55
55.
Page 56
56.
Page 57
57.
Page 58
58.
Page 59
59.
Page 60
60
Page 61
61.
Page 62
62 indoor: hbu-42ha03/r1 hbu-42ha03 hbu-42ca03 hbu-42cc03 hbu-28ha03/r1 hbu-28ha03 hbu-42c13.
Page 63
63.
Page 64
64.
Page 65
65.