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Idiomas disponibles
Idiomas disponibles
11. SERVICE AND MAINTENANCE
1. DESCRIZIONE DEI COMPONENTI
Fan motor voltage
on the PCB (Main)
Mod. EH1218DC
EH1618DC
LOWER:
Fuse CF6
0Ω
UPPER:
Fuse CF7
(250V T3.15A)
PCB
(Main)
Fan motor
BL Y W B R
ca. DC200-370V
Between red
and black
Between yellow
and black
Between white
and black
FAN MOTOR error
PUMP voltage on the MAIN PCB Fig. 3
Mod. EH1718D3
Pump
W
B
R
BR
BL
FAN MOTOR
Measuring the voltage between the connector pins 14 .
Take the measurement 14 while heating or cooling.
Measure the voltage as described below without removing the connector 13 .
ca. DC200-370V
Between white
and black
ca. DC3-7V
Between brown
and black
ca. DC15V
Between red
and black
Error FAN MOTOR
146
Fig. 2
LOWER FAN MOTOR
Measuring the voltage between
the connector pins
.
11
Take the measurement
while
11
heating or cooling.
Measure the voltage as
described below without
removing the connector
.
11
UPPER FAN MOTOR
Measuring the voltage
between the connector pins
14
Take the measurement
while
14
heating or cooling.
Measure the voltage as
described below without
removing the connector
.
14
PCB MAIN
ca. DC3-7V
It is operating normally
ca. DC15V
PCB
(Main)
14
Fuse CF5
(250V T5A)
0Ω
PCB MAIN
It is operating
normally
PUMP voltage on the MAIN PCB
Mod
EH0618DC
EH1018DC
BL BR R B W
-
+ + +
.
Measuring the voltage between the connector pins
Take the measurement
17
Measure the voltage as described below without removing the connector
Between white
and black
Between brown
and black
Between red
and black
Error FAN MOTOR
Mod.
EH1218DC
EH1618DC
FAN
MOTOR
0Ω
Measuring the voltage between the connector pins
Take the measurement
13
Measure the voltage as described below without removing the connector
Between white
and black
Between brown
and black
Between red
and black
Error FAN MOTOR
Fig. 3
FAN
MOTOR
+
PCB MAIN
Fuse CF2
250V T3.15A
.
17
while heating or cooling.
ca. DC200-370V
PCB MAIN
ca. DC3-7V
It is operating
ca. DC15V
normally
PCB MAIN
W
B
13
R
BR
BL
LOWER
0Ω
Fuse: CF2
(250V T3,15A)
.
13
while heating or cooling.
ca. DC200-370V
PCB MAIN
ca. DC3-7V
It is operating
ca. DC15V
normally
EN
EN
.
17
.
13
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