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Idiomas disponibles
Idiomas disponibles
11. SERVICE AND MAINTENANCE
1. DESCRIZIONE DEI COMPONENTI
Continuity of current fuses
on MAIN PCB boards
Models EH0618DC
EH1018DC
PCB MAIN
Models EH1218DC
EH1618DC
PCB MAIN
FAN MOTOR voltage
Fig. 1
on the MAIN PCB
Models EH0618DC
Fuse CF2
(250V T3,15A)
0
Measuring the voltage between the connector pins 18.
Take the measurement 18 while heating or cooling.
Measure the voltage as described below without removing the connector 18.
Between red
Between yellow
Between white
Mod. EH1718D3
UPPER FAN MOTOR
Measuring the voltage between the connector pins 13 .
Take the measurement 13 while heating or cooling.
Measure the voltage as described below without removing the connector 13 .
LOWER FAN MOTOR
Measuring the voltage between the connector pins 12 .
Take the measurement 12 while heating or cooling.
Measure the voltage as described below without removing the connector 12 .
EH1018DC
BL Y W B
-
+ + +
18
PCB MAIN
ca.DC200-370V
and black
ca. DC3-7V
and black
ca. DC15V
and black
FAN MOTOR error
12
Fan Motor
BL Y W B R
ca.DC200-370V
Between red
and black
ca. DC3-7V
Between yellow
and black
ca. DC15V
Between white
and black
FAN MOTOR error
EN
EN
Fig. 2
FAN MOTOR
MOTORE VENTILATORE
R
+
PCB MAIN
It is operating normally
Upper:
Fuse CF6
0Ω
Lower:
Fuse CF7
(250V T3.15A)
13
PCB
(Main)
PCB MAIN
It is operating normally
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