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EXPLATION FOR MICOM CIRCUIT
2) GR-B207ERA,
GR-B247ERA
# The fan motor at the freezing room does not stop but operates if opening doors of the freezing room or cold storage room
or the home bar during operation of the fan motor at the freezing room.
_=(A), (B), (C) end (D) of door switch for the freezing room or cold storage room are connected to the door open sensing
circuit toward both ends of switch to determine door open at M[COM.
Since a door switch of the home bar is connected to door switch (C), (D) of the cold storage room, it senses door opening
if even one of both is opened.
Type of Load
Measuring
part (IC7)
t
Status
OFF
COMP
No,lO
Frost Removal
Heater
No,ll
AC Converting
R-room LAMP
Relay
No.12
No.14
Within 1 V
12V
Homebar
Heater
No.16
--Q
P0_R
F;,%o.
F-LAMP_
_C,_ACnOR
DEF-HEATER
H/BAR
R-BOOR
CON3
1
DOOR $/V
SIV
R-LAMP
HIBAR-HEATER
RYI
IO6
g
12
S
4
RY2
JY410FHN
10
7
2
RY3
VSB-121_
tl
6
3
RY4
D8
IC1
(MICOM)
_73
:_N13)
?dN11)
=72
=03
>06
-34 -
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