Fan And Fan Motor; Def' Control Asm; Lamp - LG GA-B409U*QA Service Manual

4 F AN AND F AN M O T OR
1) Rem o v e free z er d r a w er s .
2) Rem o v e t w o ca p , scr e ws and loosen t w o scr e ws in G r ille F an.
3) Pull out the G r ille F an and Shroud, F .
4) Disconnect the housing of lead wir e .
5) Sepa r ate the F an Ass y .
6) Losse 2 scr e w fi x ed to the B r ack et.
7) Pull out Shroud, F rem o v e the F an Motor Ass y .
8) Sepa r ate the Motor B r ack et and Ru b be r .
SHROUD
5 DEF R OST CONT R OL ASSY
Defrost Control Assy consists of The r mistor and Fus e , Melting.
The r mistor functions to defrost automatically and it is attached to
metal side of the E v apo r ator and senses tempe r atur e .
Fus e , Melting is a kind of sa f ety d e vice f or pr e v enting o v erheating
of the Heater when defrosting.
At the tempe r ature of 7 7 ° C , it stops the emission of heat from the
Heate r .
1) Pull out the Shroud, F after rem o ving the G r ill e .
2) Sepa r ate the connector connected with the Defrost Control
Assy and replace n e w on e .
FAN MOTOR
GUIDE FAN
FAN
GRILLE
Figure 11
Thermister
Fuse, Melting
Figure 12
6 D AMPER CONT R OL
1) Rem o v e the C o v er Lam p , R and loosen 2 scr e w .
2) Pull the Control B o x, R and sepa r ate the lead wire
housing.
3) Rem o v e the C o v er Lam p , R.
4) Sepa r ate the Insulation Multi Duct and Control B o x, R.
5) Disassem b le the Kno b .
REFRIGERATOR ROOM LAMP
7 HE A TER, SHE A TH
In this ref r ige r ato r , Heate r , Sheath is used for defrosting
heate r . Du r ing heating, the tempe
about 300~350° C . There f or e , be careful not to burn
while se r vicing.
1) After rem o ving the G r ille and Shroud, sepa r ate the
Heate r , Sheath b y disconnecting the connector s .
2) Exchanged Heate r , Sheath and connected the housing.
-9-
Figure 13
r ature of heater rises
Figure 14
Heater, Sheath Heater, Sheath