Haier BD-478A manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Haier BD-478A, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Haier BD-478A one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Haier BD-478A. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Haier BD-478A should contain:
- informations concerning technical data of Haier BD-478A
- name of the manufacturer and a year of construction of the Haier BD-478A item
- rules of operation, control and maintenance of the Haier BD-478A item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Haier BD-478A alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Haier BD-478A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Haier service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Haier BD-478A.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Haier BD-478A item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    B D - 478 A F r ee z er S er v i ce M a nu al ● Fea t u r es ● D oor l o ck f or safet y st or a g e ● H i gh pr ess ur e f o a m c o ve r f or eff i c i e n t T e m p e r at ur e pr ese r vat i on . ● A d j u s t a b l e t h e r m o s t at . ● S up e r i or i n s u l at i on . ● E ff i c i e n t d ef ro ste d st or a g e ● D es i gn [...]

  • Page 2

    1 C on t e n t s 1 . C on t en ts ……………………………………………………………………… . …… 1 2 . P rodu c t C ode I ll u m i na t i on and S er i e s I n t rodu c t i on …………………………… 2 3 . F ea t ure s ………………………………………………………………………… ... 3 [...]

  • Page 3

    2 P R O DUC T C O D E I LL U M I NN A T I O N A ND SE R IES I N T R O DUC T I ON Pr odu c t C ode I llu m ina t ion and S e r ie s I n t r odu c t ion B D -- □ □ A B C D A : T h e f i r st l ette r o f “ F R EE Z ER ” i n C h i n ese s p e lli ng . B : T h e f i r st l ette r o f “ F R EE Z ER ” i n C h i n ese s p e lli ng . C : C a [...]

  • Page 4

    3 F E A TUR ES F eat u r es ● D oor l o ck f or safet y st or a g e ● H i gh pr ess ur e f o a m c o ve r f or eff i c i e n t T e m p e r at ur e pr ese r vat i on . ● A d j u s t a b l e t h e r m o s t at . ● S up e r i or i n s u l at i on . ● E ff i c i e n t d ef ro ste d st or a g e ● D es i gn e d f or cafete r i as r es t a u[...]

  • Page 5

    4 SPE C IFI C A T I O NS S p ec i f i ca t ion s M ode l B D -388 A B D -478 A C a p a c i t y (L) 388 478 P o w er S upp l y ( V / H z ) 220 V ~ / 50 H z 220 V ~ / 50 H z U n i t Di m en s i on ( W * D * H ) 1420 * 715 * 810 1690 * 715 * 810 U n i t W e i gh t ( K g) 72 78 B o x Di m en s i on s ( W * D * H ) 1495 * 765 * 870 1765 * 765 * 870 B [...]

  • Page 6

    5 SA F E T Y P R E C A U T I O N S S a f e t y Pr e c au t ions R ea d a l l o f t h e i n s t r u c t i on s b ef o r e u s i ng t h i s a ppl i a n c e . W h e n u s in g t h i s a ppl i a n c e , a l wa y s e x e r c i s e b a s i c sa f et y pr eca u t i on s , i n c l u d i ng t h e f o ll o w i ng : 1 . U se t h i s a ppl i a n c e on l y f[...]

  • Page 7

    6 SA F E T Y P R E C A U T I O N S S a f e t y Pr e c au t ions 7 . Th i s f r ee z e r s hou l d no t b e r ecesse d o r bu il t- i n a n e n c l o se d C a b i n et . I t i s d es i gn e d f o r f r ees t a nd i ng i n s t a ll at i on on l y 8 . Do no t op e r ate y ou r f r ee z e r i n t h e p r ese n ce o f ex p l o s i ve f u mes . 9 . Do [...]

  • Page 8

    7 N E T DI M E N S I O N N e t D i me n s ion H a L W H M ode l B D -388 A B D -478 A U n i t Di m en s i on ( W * D * H ) 1420 * 715 * 810 1690 * 715 * 810 Di m en s i on ( D oor open) 1420 * 715 * 1470 1690 * 715 * 1470 P D F c r ea t ed w i t h pd f F a c t o r y t r i a l v e r s i on www.pdffactory.com[...]

  • Page 9

    8 I N S T A LL A T I O N A ND A CC ESS O R Y P A R T S In s t a ll a t ion a nd A ccess o r y P a r t s Un p ack i ng Y ou r F r ee z e r 1 . R e m o v e a ll p a c k ag i n g m a t e r i a l ; t h i s i n c l u d e s t h e f oa m ba s e an d a l l a dh e s i v e t ape ho l d i ng t he f ree z er a cc e ss or i e s i n s i de and ou t s i de . 2 [...]

  • Page 10

    9 I N S T A LL A T I O N A ND A CC ESS O R Y P A R TS In s t a ll a t ion a nd A ccess o r y P a r t s l D o no t o v er f ill f ree z er f or proper i n t erna l a i r c i r c u l a t i on . E l ect ri ca l R e qu ir eme n t l M a k e s u re t he r e i s a s u i t ab l e p o w er O u t l e t ( 2 20 V ) w i t h pr o p e r g r o u nd i ng t o po w[...]

  • Page 11

    10 O p e r at i ng Y ou r F r ee z e r I N S T A LL A T I O N A ND A CC ESS O R Y P A R TS In s t a ll a t ion a nd A ccess o r y P a r t s O n c e t h e f r e e z e r i s i n i t s p ro p e r p l a c e , p l u g i t i n a n e l e c t r i c a l o u t l e t h a v i ng 2 20 v o l t s . S e t t h e t e mp er a t u r e , o n t h e t e mp e r a t u [...]

  • Page 12

    11 I N S T A LL A T I O N A ND A CC ESS O R Y P A R TS In s t a ll a t ion a nd A ccess o r y P a r t s Food S t o r a g e B asket Y o u r F r e e z e r h a s 1 o r 2 re mo v ab l e ba s k e t . I t a ll o w s y ou t o s t or e f oo d m o re a cc e ss i b l y or y ou c an re m o v e i t i f no t needed . D ef r o st i ng a nd D r a i n i ng Th [...]

  • Page 13

    12 S Y S T E M F L O W CH A RT S y s t e m F lo w C ha r t T he re f r i gera t i on s y s t e m o f d i r e c t c oo li ng s i ng l e- s y s t e m f ree z er s be l ong s t o t he c a t egor y o f a s i ng l e- t e m pera t ure and s i ng l e- c o n t ro l re f r i gera t i ng s ys t e m w i t h on l y o n e e v apora t or and i s c on t ro l [...]

  • Page 14

    13 F UNC T I O N S CH E DU L E Fun c t ion S c h e dul e S e t t h e t e m pera t ure , on t he t e m per a t ure c on t ra i l k no b. ” 1 ” be i ng t he w ar m e s t an d “ 6 ” be i ng t h e c o l de s t . I n i t i a ll y s e t t h e t e m pera t ure on ” 3 ” . P l a c e f oo d i n s i de t h e f ree z er . A f t er u s i ng t he[...]

  • Page 15

    14 C I RCU I T D I A G R AM C i r c ui t D iag r a m B r i ef d esc r i p t i on o f p r i n c i p l e a bou t BD -318 A / 428 A: B r i ef d esc r i p t i on o f pr i n c i p l e a bou t T h e r m o s t at : W h en t he t e m pera t ure i n t he f ree z er i s h i gher and re a c he s t he v a l ue f or s t ar t i ng t he m a c h i ne , t he t [...]

  • Page 16

    15 12 . 1 . 1 S e r v i c ing f r ee z e r (1)C h eck t h e w ho l e c i r c u i t o f f r ee z e r , i f t h e r e a r e w i r e c onn ect i on s ca m e o ff , a n y w i r es bro ke n , or a s hor t c i r c u i t . (2) C h eck t h e i n s u l at i on o f t h e w ho l e f r ee z e r . A t nor m a l s i t u at i on , t h e r es i s t a n ce i s [...]

  • Page 17

    16 (1) L eaka g e o f c o m pr ess o r : m a i n l y b eca u se o f se r i ou s v i br a t i on , t h e m o t or c o i l o f c o m pr ess o r c on t ac t s w i t h t h e s h e l l , t h e c o a t o f e n a m e l e d w i r e w i l l c o m e o ff s o m e w h e r e a n d c onn ect w i t h s h e ll. O t h e r r eas on s m a y b e o ve r v o l t a g[...]

  • Page 18

    17 tet r a c h l or o m et h a n e o r a l c oh o l t o c l ea n i t . I f t h e l eaka g e o cc ur s i n t h e i nn e r o f c o m pr ess o r , i t n ee d s t o b e c h a ng e d . (3) L eaka g e o f t e m p e r at ur e c on t ro l l e r : b eca u s e o f t o o l o n g a p e r i o d o f se r v i ce o r t o o h i gh t e m p e r at ur e , o r t o [...]

  • Page 19

    18 (1) A t nor m a l op e r at i o n c on d i t i on s , t h e te m p e r at ur e a rou n d t h e s ur face o f f r e e z e r eva p or at or i s n ea r l y t h e sa m e ; t h e t h i ck n ess o f f ro st l a y e r i s s i m i l a r . I f t h e r e i s no f ro st a t t h e s ur fac e o f eva por at or ( b e d t y p e f r ee z e r at a l l o f i [...]

  • Page 20

    19 nor m a l r u nn i ng s ound s . I f t h e r e i s h ea v y bu z z t h at m ea n s t h e m o t or h as no t b ee n s t a r te d n o r m a l l y . I f t h e r e i s b u m p s ou n d , t h i s m ea n s t h at t h e s u s p e nd e d s p r i ng i n t h e c o m pr ess or i s b r o ke n a nd t h e c o m pr es s or i s ru n n i ng i n t il t . W h [...]

  • Page 21

    20 p l ease m o ve y our h a nd o ve r i t qu i ck l y , o t h e r w i se y our h a nd w i l l b e st u ck . (4) A t nor m a l op e r at i o n o f f r e e z e r , t h e te m p e r a t ur e o f f i l te r d r y e r c o ve r i s s im il a r t o ro o m t e m p e r at ur e , o n l y a li tt l e w a r m e r . I f t h e c o ve r te m p e r at u r e i[...]

  • Page 22

    21 (2) I f no i se i s ca u se d b y t i gh te n l oo se o f sc r e w b e t w ee n t h e b a s e c o ve r a nd f r ee z e r bod y , p l ease m ake i t t i gh t . (3) I f t h e r eas o n f or n o i se i s t h e a g i ng r u bb e r c u s h i o n o f c o m pr ess o r o r a l oo s e faste n i n g c li p , p l eas e c h a n g e ru b b e r c u s h i [...]

  • Page 23

    22 n ea r t h e r m a l s our ce or no t ; i f t h e roo m te m p e r at ur e i s t o o h i gh o r no t ; i f t h e c ond e n se r i s b l o cke d b y c l o t h p i eces or p a p e r or d i r t or no t . A n y on e o f t h es e m atte r s w i l l affect h eat r a d i at i on o f c ond e n se r a nd r ef r i g e r at i on a b ili t y w ill b e r[...]

  • Page 24

    23 no t effect i ve , t ake a p i ece o f s p ong e w i t h a bou t 1 0 m m w i d e , 5 m m t h i ck , a li tt l e l o n g e r t h a n t h e s e a m a n d pu t i t i n s i d e t h e se a l b a r , i. e ., t h e p l ac e b e t w ee n t h e b o tt o m o f se a l b a r a n d t h e d oo r c u s h i o n . T h i s w i l l m ake t h e s ea m p l ace h[...]

  • Page 25

    24 P r ob l e m s R ea s on s R e m o v i ng m e t hod s C o m p r e ss o r c an no t b e s t a r t ed 1 . F u s e i s b r o k en 2 . T he c on t a c t o f p l ug , s o ck e t, a nd c a b l e i s no t good . C ab l e b r o k en . 3 . T h e v o l t a g e i s t o o l o w , 10 - 15 % l e s s t han r a t ed v o l t age 4 . T h e k no b o f t e m pe[...]

  • Page 26

    25 r epea t ed l y . c hange . A f t e r s ho r t t i m e o f ope r a t i on , o v e r l oad p r o t e c t i on un i t c u t s o f f 1 . T he v o l t age i s t oo h i gh . 2 . O v e r l oad p r o t e c t i on un i t i s n o t g o od , i t j u m p s ea r li e r . 3 . S t a r t e r c on t a c t i ng po i n t i s adhe r ed . 4 . T he r e i s s ho [...]

  • Page 27

    26 T he f a n doe sn ’ t r un 1 . C he ck i f an y c onne c t i on ha s c o m e o f f. 2 . C he ck i s t he f an i s bu r ned . 1 . C hange t he f an . 2 . C hange t he f an . E l e c t r i c i t y l ea k age o f t e m pe r a t u r e c on t r o ll e r 1 . T he s e r v i c e t i m e i s t oo l ong . 2 . T he en v i r on m en t i s t oo d i r t[...]

  • Page 28

    27 (1 ) S wi tc h o ff po w e r . (2 ) R e m o v e s i d e p r o tect i on c o v e r . (3 ) U n sc r e w faste n i ng nu t . (4 ) H o l d t h e b a se e n d o f t e m p e r a t u r e s e n s i n g t u b e a n d t h e c o n t r o l l e r , p u ll ou t do w n w a r d . (5 ) C h a ng e wi t h n e w te m p e r at u r e c on t r o ll e r . 12 . 2 C [...]

  • Page 29

    28 b a d t h e rm a l p r o t e ct i o n u n i t i s n o rm a l l y c a u s e d b y b u r n c o n t ac t po i n t s o r a b a d h eat i ng wi r e . ⑤ Th e m o t o r wi nd i ng a r e bu r n e d . ⑥ Th e c o m p r ess o r s h a f t i s b r o ke n a nd b l o ck i ng t h e c y li nd e r . 12 . 2 . 2 O p e r a t ion o f f r ee z e r i s no t no [...]

  • Page 30

    29 s e ve r a l m i n u t es l a t e r i t s t a r t s a g a i n a n d s t o p s a u t o m at i ca ll y a g a i n . W i t h i n c y c l e s li k e t h i s a n d t h e m o t o r , o r s t a r t e r , a nd t h e rm a l p r o te c t i o n u n i t wil l bu r n u p a f te r a l o n g t i m e . T h e m a i n r ea s o n i s : t h e m o t o r c o i l i[...]

  • Page 31

    30 (1 ) O p e r at i o n m e t ho d o f r e p a i r i n g e qu i p m e n t ( p l ea s e s e e i n s t r u ct i o n m a nu a l ) . (2 ) S p ec i a l r e qu i r e m e n t s ① Th e t i m e i n t e r v a l f r o m o p e n i n g o f c o m p r e s s o r t o t h e b e g i n n i ng o f e v ac u at i on ca n no t excee d 10 m i nu tes . ② Th e e v a[...]

  • Page 32

    31 (5 ) R e m o v e t h e c o m p r ess o r . (6 ) I n s t a ll n e w c o m p r e s s o r a nd n e w f i l te r d r y e r a n d w e l d t h e m . T h e o p e n t i m e o f s y ste m s h a ll no t b e m o r e t h a n 10 m i n . (7 ) C o n n e ct t h e R 1 3 4 a r e c o ve r y u n i t t o t h e l o w s i d e li n e o f t h e c o m p r e s s o r ,[...]

  • Page 33

    32 (4 ) W h e n s e a l p l u g o f c o m p r e s s o r i s r e m o ve d , i f t h e r e i s no g a s f l o w i ng s ound ( no p r ess u r e) , t h e c o m p r ess o r s h a ll no t b e u se d . (5 ) C o m p r ess o r h as no sea l p l ug i t ca nno t b e u se d . (6 ) Th e r e s hou l d b e no g r ease a dh e r e d t o se r v i ce op e r at or[...]

  • Page 34

    33 g r e a te r t h a n 45 ° , s o t h at t h e s l i d i n g d oo r c o u l d n o t m o ve o u t f r o m i t s gu i d i ng s l o t a nd o t h e r acc i d e n t will no t h a pp e n . (2 ) T h e c l ea r a n c e b e t w e e n f r e e z e r a n d o t h e r o b j e c t s s ho u l d b e m o r e t h a n 30 c m f o r v e n t il at i on a nd h eat r[...]

  • Page 35

    34 (1 0) C o l d d r i n k s a nd s n a c ks , w h i c h c o n t a i n m u c h m il k a n d n e e d s t o b e st o r e d at l o w te m p e r at u r e , p l ease t r y t o pu t t h e m at l o w e r p a r t o f f r ee z e r . (1 1) W h e n t h e f r e e z e r i s u s e d ou t d oo r s , p l e a s e ke e p u n i t a w a y f r o m d i r e c t s u n[...]

  • Page 36

    35 e l ect r i c i t y c on s u m p t i on . (1 ) A t a r e gu l a r p e r i o d , w h e n t h e f r o s t l a y e r r e a c h e s a b o u t 5 mm , p l e a se r e m o v e i t b y p l ast i c s ho v e l. (2 ) W h e n r e m o v i n g f r o s t , s w i t c h p o w e r o f f , t ake o u t s t o r e d f o od a n d p l a ce i n a c o o l p l a c e . [...]

  • Page 37

    36 c o n d e n se r , f a n , c o m p r e s s o r a nd t e m p e r a t u r e c o n t r o l l e r . W i p e c l e a n a n d a v o i d d a m a g i ng p i p es a nd e l ect r i ca l p a r t s . (2 ) S wi t c h on p o w e r a n d c h e c k t h e f r e e z e r o p e r a t i o n . I f n o t n o rm a l , c h e c k a nd r e p a i r . (3 ) C h e ck a ll[...]

  • Page 38

    37 12 . 5 . 1 F r ee z e r r e p a i r t ool a nd e quip me n t (1 ) R ec o v e r y m ac h i n e (2 ) N 2 c on t a i n e r , O 2 c on t a i n e r , acet y l e n e c on t a i n e r a nd t o r c h k i t . (3 ) Th e rm o m ete r . (4 ) V o l t m ete r . (5 ) T est p e n c il. (6 ) M a n i f o l d g a ug es (7 ) F l at h ea d sc r e w d r i v e r .[...]

  • Page 39

    38 (2 ) P l ea s e k e e p t h e p li e r s , p i p e c u t t i n g u n i t a n d H a n s e n va l v e c l e a n , a nd kee p t h e m a w a y f r o m g r ease d i r t . 12 . 5 . 3 P r o ce du r e f o r f illing e quip me n t (1 ) P r e p a r at i on b ef o r e u se ① V i s u a ll y i n s p ect r ec o v e r y m ac h i n e f o r a bno rm a li t[...]

  • Page 40

    39 (3 ) F illi ng ① D ete rm i n e t h e f i ll i ng q u a n t i t y f i r st ac c o r d i n g t o t h e f r ee z e r b e i n g r e p a i r e d . ( E ac h s m a ll m a r k o f t h e li qu i d t ub e i s 25 g , eac h b i g m a r k i s 100 g ) . ② O p e n a ll r e l ate d v a l v es . ③ W h e n t h e li qu i d l e v e l h as r eac h e d f i[...]

  • Page 41

    40 F r ee z e r n o i se m a i n l y c o m es f r o m t h e c o m p r e s s o r . Th e C o m p r e s s o r g e n e r a t e s v a r i o u s s o u n d s . Th e r e a r e c o n t i nu o u s a n d n o t c o n t i n u ou s , p e r i od i c a n d no t p e r i o d i c . T h e i r f r e q u e n c i e s m a y b e f r o m t e n s o f H e r t z t o t hou [...]

  • Page 42

    41 C o m p r e s s o r p a r t s , s u c h as c o m p r e s s o r b o d y , e x h a u s t t ub e , n o i se e li m i n a t o r i n c o m p r e s s o r , s u p p o r t i n g s p r i n g , et c ., will c a u s e r e s o n a n c e s o m et i m es a nd g i v e ou t s ound . (5 ) C o lli s i on b et w ee n bod y a nd s h e ll C o m p r e s s o r b o[...]

  • Page 43

    42 A t o p e r a t i on o f c o m p r e s s o r , i t b r e a t h e s i n a nd e x h a u s t s o u t g a s c o n t i n u o u s l y . W h e n l i q u i d r ef r i g e r a n t f l o w s t h r o ug h c a p i ll a r y , t h e r e w il l b e g a s j e t a n d m ak e s s ou n d o f g a s f l o wi n g . T h i s i s n o rm a l s o u n d a n d m a y b e[...]

  • Page 44

    43 s o me t i me ? A n s w e r : A f t e r h a l f a y e a r o r o n e y e ar ’ s u s e , c l ea r a n c e wi l l i n c r e a se b e c a u se o f w ea r o f i n n e r c o m p o n e n t s , a nd c o m p r e s s or ’ s n o i s e w i ll i n c r e a se acc o r d i ng l y . Th e n i t will g et s t a b l e t ill t h e w ho l e li fe o f f r ee z[...]

  • Page 45

    44 A n s w e r : T h i s i s b e c a u s e t h e a f f e ct i o n o f f r ee z e r n o i s e t o p e o p l e i s r e l a t i v e t o t h e l e ve l o f e n v i r on m e n t a l s o u n d . I n n o i s y c i t y o r s h o p s , p e o p l e f e e l t h e no i se i s li t t l e , w h il e i n c o u n t r y s i d e o r q u i et l i v i n g r oo m w[...]

  • Page 46

    45 (2) P u t f r ee z e r on t o 5-10 mm e l ast i c c u s h i on . (3) F r e e z e r m u s t b e e m p t y a nd r u n n i n g a t l e a s t 30 m i n u t es b e f o r e m ea s u r i n g . I f no rm a l s t o p h a pp e n s , p l e a se m a ke t h e m e a s u r e m e n t 3 m i nu tes a f te r f r ee z e r s t a r t i ng a g a i n . (4) 4 m e a s[...]

  • Page 47

    46 a pp r o x i m ate v a l u e o f s ound po w e r l e v e l. T h e r e s t r i c t i o n t o n o i s e i n n a t i o n a l s t a n d a r d i s m o r e s t r i c t a nd s c i e n t i f i c . A t p r e s e n t , f r e e z e r n o i s e i s r e q u i r e d t o t a k e s o u n d p o w e r l e ve l s t i p u l at e d i n n at i on a l s t a nd a r[...]

  • Page 48

    47 (3) W h e n f r e e z e r s t o p s , t h e c o m p r es s o r d e c e l e r at e s , h i g h p r e s s u r e a n d l o w p r e s s u r e at g as e x h a u s t i ng t u b e a n d r e t u r n i ng t u b e will g e t b a l a n c e , t hu s ca u ses s ound o f c o m p r ess o r . (4) A t t h e s t a r t i ng o f c o m p r ess o r , i f t h e v [...]

  • Page 49

    48 A n s w e r : N o rm a l l y s p e a k i n g , f r ee z e r no i se wi t h i n t h e r a n g e o f n a t i o n a l s t a n d a r d i s n o rm a l. B u t i f t h e r e i s c o n t i n u o u s s ou nd o f m e t a l c o n t a c t i ng f r o m c o m p r ess o r , p l ease c h eck a nd s o l v e t h e p r ob l e m i n t i m e . 12 . 7 N a ti ona [...]

  • Page 50

    49 e m p t y . T u r n t h e k n o b o f te m p e r at u r e c o n t r o l l e r t o m i d d l e o r n ea r t o st r o n g p o s i t i o n a n d c l o s e t h e d oo r o r c o ve r . M ak e t h e m e a s u r e m e n t a t l e a st 3 0 m i n . a f te r f r ee z e r op e r at i on . D u r i ng test , i f t h e f r ee z e r r eac h es t h e te m p[...]

  • Page 51

    50 A = l 1 / 2 + d b = l 2 / 2 + d c = l 3 / 2 + d T ake d = 1 m Th e n S = 4(a b + b c + ac) Th e po s i t i on s o f m eas u r i ng po i n t s a r e s ho w n i n t a b l e 4 . 12.8 M eas u r i ng t ec hno l o g y o f f r ee z e r p e r fo r m a n c e p a r a m e t e r 12 . 8 . 1 M eas ur i ng c on te n t T h e m e a s u r i ng t e c hn o l o [...]

  • Page 52

    51 te m p e r at u r e wi t h l o a d . T y p e t e s t s i n c l ud e i t e m s ( 1) , ( 2 ) , ( 8) , (9 ) , ( 1 0) , ( 1 3) , ( 1 7) , ( 1 8) , ( 2 0) , ( 2 1) a nd t h e f o l l o w i n g s : ( 2 2) t o t a l e f f e ct i ve v o l u m e ; (2 3 ) i c e p r o d u c i n g a b i li t y ; (24) f r o s t m e l t i ng p e r f o rm a n c e ; ( 2 5) [...]

  • Page 53

    52 v o l t a g e i s 16 5 0 V ( 50 H z ) f o r 2s . A t t h e t e st , t h e r e w i ll n o t f l as h o ve r a nd b r eak do w n o cc u rr i ng . 12 . 8 . 2 . 4 G round r es i st or C h e ck t h e v o l t a g e d r o p b e t w e e n f r ee z e r g r ou nd c on n e c t i on p o i n t a nd ac c e s s i b l e m e t a l p a r t s , u s i n g A C p[...]

  • Page 54

    53 m ate r i a l o f e n c l o s u r e st r u c t u r e o f te st r o o m i s m a d e u p o f 10 mm t h i ck po l y u r e t h a n e o r p o l y st y r e n e , w h i c h h a s g oo d i n s u l at i o n . T h e r e a r e a i r r e-t r e at m e n t m o t o r se t s i n t h e t e st r oo m . A i r c o m e s i n t o t h e r o o m f r o m t h e ce i [...]

  • Page 55

    54 D i m e n s i o n s ( mm ) M ass ( g) N o t e S m a ll M i dd l e B i g 25 × 50 × 100 50 × 100 × 100 50 × 100 × 200 125 500 1000 I n t h e g e o m e t r i ca l ce n t e r o f 5 o o g p ac k , t h e r e i s a t h e rm a l e l e m e n t; t h i s p ack i s ca ll e d M p ack . T h e c o n t e n t s o f te s t p a cks a r e ( t ake 1 0 0 0 [...]

  • Page 56

    55 se n s i ng p a r t s o f t h e rm o m e te r s , a n d p u t t h e b o t t o m e nd o f g a u z e i n t o d i s t il l e d w a te r ) u n d e r t h e b l o w i n g o f wi n d wi t h t h e s p e e d o f 2 . 5 - 3 m / s . R e c o r d t h e t e m p e r a t u r e o f d r y bu l b t h e r m o m e t e r , a n d c a l c u l at e t h e r e l at i v[...]

  • Page 57

    56 t y p es 25 ℃ ; T t y p e 32 ℃ . T e s t t i m e i s 2 4 h . T h e c o n s u m p t i o n o f s t o r a g e f r e e z e r a n d s t o r a g e a n d f r ee z i n g f r e e z e r s h a ll b e l e s s t h a n 1 1 5 % o f r a t e d ; f r e e z i n g f r e e z e r i s l e ss t h a n 1 10 % o f r ate d . O t h e r tes t s t o b e don e : t h e [...]

  • Page 58

    57 M a r k e t i n g m o d e l : B D - 3 8 8 A / 47 8 A E x p l o d e d V i ew E d i t i o n : 2 0 0 5 12 01 C AR T ON U S E R M A N A UL L I S T O F P A R TS P a r t s li s t P D F c r ea t ed w i t h pd f F a c t o r y t r i a l v e r s i on www.pdffactory.com[...]

  • Page 59

    58 N o. S p are p ar t s nu m b er S p are p ar t s d escr ip t ion in e ngli s h M od e l Q T Y. P r i ce li st F a ilu re ra t e t h e p r opo r t ion o f t h e s p are - p ar t s t o ck Remark 1 0070803227 L o c k B D - 388 A / 478 A 1 0 . 931% 1 . 400% * 2 0070804794 H a nd l e B D - 388 A / 478 A 1 0 . 168% 0 . 200% X B D - 388 A 1 0 . 490[...]

  • Page 60

    59 28 0070202885 P a n e l c o n t r o l B D - 388 A / 478 A 1 0 0 X 29 0075040013 T h e r m o s t a t B D - 388 A / 478 A 1 0 . 392% 0 . 600% * 30 0072070010 T h e r m o s t a t p r o t e c ti n g - b a g B D - 388 A / 478 A 1 0 0 X 31 0070102761 C a p a c it o r c li p B D - 388 A / 478 A 1 0 0 * 32 0077010062 S c r ew B D - 388 A / 478 A 1 0[...]

  • Page 61

    60 63 0075080006 La m p s w i t c h B D - 388 A / 478 A 1 0 . 010% 0 . 020% * 64 00751200 1 1 La m p B D - 388 A / 478 A 1 0 . 010% 0 . 020% * 65 0077050051 S c r e w B D - 388 A / 478 A 2 0 . 010% 0 . 020% * 1, T h e f a il e r r a t e a nd t h e p r o po r t i o n o f t h e s p a r e - p a r t s t o c k a r e r e g a r d e d a s t h e r e f e[...]