p63_2.tif
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.SISTER
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A27
LW0.75
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I I I I I I
720
Fl-6TYPE)
S34
LOW PRESSURE CUT-OFF SWITCH
S35
HIGH
PRESSURE
CL
T-OFF
SWITCH
S36
AJC
CONTROL
SWITCH
V1
DIODE
v1
A/C
CCMPRESSURE
Y10
FRESH AIR CONTROL MODE SOLENOID
I
J
i
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h
t~J
?
S36
730
740
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Y10
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ELECTRICALS
63
- S34
Low
Pressure Shie!J Switch
This is installed on the air-con low pressure line and the switch
is
''OFF'
in
case that
the
p·essure
is Delow 1 6~0.5kg'cm2.
- S35 High Pressure Shield Switcti
This is installed at the rear side
of
an
air-con
compressor(on
the high pressure
rne)
and
:re
switch
1S
"OFF'
n case ·hat the
pressure
is over
29kg/cm
2
•
-
V1
Diode
This prohibit
the
instant re-operatlor from reve ·se poNr. r when
an air-con
compressor is "OFF".
- 87
ECM
Ter
B8
When
an air-con rotary S½itch is
cperated
[CM
detects
an
air-con operating signal.
85
ECM
Ter
A4
When
an .1ir,oon operating
signa:
1s
detectr.'1
from
"'.'crmina
A4
and
an
air-con
is
not
over
load,
the
terminal A4
of
ECM is
connected
to
ground
so
tr,at
K23
air-con corn:iressc·
rBlay
Is
operated.
89
ECM Ter
C9
Ttie
fan
cyc~ng
sw·tch(vblctl
Is in,t:_;lled on
'.t·c-
high
;;rc-saurn
line
at
tho
rear
side
of
an
ai"
con
ccr'1pl'8880'
arid th€ switch is
"ON"' when the pressure is over 18-21 kg/cm•. At this time, the
torminal C9
of
E"CM
detect,;
the
fan cyclin·1
:,witeh
o~;CJratin\;
,w1nal.
When
ECM
receive the
operating
signal
of
the fan cycling
switch,
under
the control
cf
ECM :tie
term111a'
B4
rif
rCM
is
connectorJ to grounfl
so
:hat
the
~;21
electnc fan high speed
relay is operated.
• Notice
An electnc fan high speed relay operate under the
cond1t1on
as
below:
1)
Coolant
temperature
1s
over
1
OG
C.
2)
When
the operating signal
of
the fan cycling switch is
de·
tected
by
ECM.
])
When
the
fault ,:ode 14
al
the
frc,rnceraL
·~
sensor
10
input
4)
When
the terminal A
and
B
of
ALDL connector
is
iumpered.
- S33
Temperature
Switch
When
the coolant temperat,,"8
is
r.:,ver
90°C.
tr,1$
SW1'.cr1
18
op-
erated so that the cooling fan
is
operatoo
when
the tempera-
ture
is
as··c.
the switch
is
discrrnnected and
the
C()ollng
tan
is
off
X2CONNF(';T0A
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