Checking The Open-Circuit Current; Checking The Capacitor - Husqvarna FS 450 2019 Repair Manual

15.8 Checking the o�en-circuit current
15.9

Checking the capacitor

WIRING HARNESS, BATTERY 15
Preparatory work
-
Press and hold the kill switch Q9 while the engine is idling until
the engine stops.
-
Remove the air filter box cover.
-
Remove the seat.
-
Disconnect the negative cable of the 12 V battery.
Main work
-
Measure the current between 12 V battery ground (-) and the
negative cable.
• Info
I
The value of the open-circuit current applies only to
vehicles in the original condition, i.e., without addi­
I
tional power consumers.
imum open-circuit cur-
� ��
If the measured value is greater than the specified value:
-
Disconnect the voltage regulator from the wiring har­
ness and perform the measurement again.
-
Check the capacitor.
Finishing work
-
Connect the negative cable of the 12 V battery.
-
Mount the seat.
-
Install the air filter box cover.
Condition
The 12 V battery is disconnected.
-
Remove the capacitor.
-
Discharge the capacitor by bridging the two contacts.
-
Connect the capacitor to a 12 V test lamp to a connection
and connect to the 12 V battery as shown in the figure.
Info
As the capacitor charge increases, the test lamp
becomes dimmer.
601204-10
»
The bulb lights up for: 0.5 ... 2.0 s
The capacitor is OK.
»
The bulb lights up for: < 0.5 s
Change the capacitor.
»
The bulb lights up for: > 2.0 s
Change the capacitor.
(ra!l p. 95)
(ra!l p. 99)
I
< 1.0 mA
(ra!l p. 141)
(ra!l p. 100)
(ra!l p. 95)
(0 p. 136)
(ra!l p. 136)
41
141