English 15
8.2 Testing the supply transformer
8.2
:
Terminals 13/14
approx. 12 V
?
no
yes
8.3
Clearly identify and
disconnect the supply
transformer’s connection
leads
Exchange the supply
transformer
Connect the connection
leads as marked
9
Connect the charger to the
mains via the isolating
transformer
Set mains switch to ”I”
: Disconnect edge
connector X12
:
Mains voltage on supply
transformer
?
no
yes
Test and, if necessary,
exchange the supply leads
to the supply transformer
Plug on the edge
connector X12
Plug on the edge
connector X12
Set mains switch to ”0” Set mains switch to ”0”
Disconnect the mains plug
Disconnect the mains plug Disconnect the mains plug
8.3 Testing the main transformer
8.3
Desolder and remove one
secondary lead of the
main transformer from the
rectifier ()
9
8.4
Avoid short circuits !
Connect the charger to the
mains via the isolating
transformer
Set mains switch to ”I”
: Mains
voltage on the main
transformer
?
no
yes
Test and, if necessary,
exchange the supply leads
to the main transformer
Reconnect the primary
terminals of the main
transformer on terminal
strip X10 ():
2 to 8 / 1 to 7
Set mains switch to ”0”
Connect the charger to the
mains via the isolating
transformer
Set mains switch to ”I”
: Secondary
voltage terminals 3/4
approx. 17 V ?
no
yes
Clearly identify and
disconnect the connection
leads of the main
transformer
Exchange the main
transformer
Connect the connection
leads as marked
Set mains switch to ”0” Set mains switch to ”0”
Connect and solder on the
secondary lead of the
main transformer on the
rectifier ()
Reconnect the primary
terminals of the main
transformer on terminal
strip X10 () as shown in
the circuit diagram:
2 to 2 / 1 to 1
Reconnect the primary
terminals of the main
transformer on terminal
strip X10 () as shown on
the circuit diagram:
2 to 2 / 1 to 1
Disconnect the mains plug
Disconnect the mains plug
Disconnect the mains plug Disconnect the mains plug
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