Husqvarna P524 Workshop Manual page 95

Appendices and schedules
Fault Possible
cause
PTO Battery
activation voltage
does not
work
Wiring fault
Machine Wiring fault
will not shut
down
Key switch
12V socket Battery
not working voltage
Wiring fault
Lamp not Blown bulb
working
Wiring fault
Both lamps Battery
not working voltage
Wiring fault
94 – English
Steps Troubleshooting
37 Check the 5A "Fuse P.T.O."
38 Measure the voltage on J6 (pin 3) with the key in
"ON" position. The voltage should be equal to the
battery voltage.
39 Measure the voltage in the connector to the electrical
coupling. The voltage should be equal to the battery
voltage when PTO is engaged.
40 Check the gray cable and connectors from J1 (pin 9)
on the control board to the PTO clutch.
41 Check the blue cable and connectors from the PTO
clutch to the battery.
42 Check the yellow cable and connectors from J6
(pin 3) on the control board to the PTO switch.
43 Check the yellow cable and connectors from J6
(pin 6) on the control board to the PTO switch.
44 Check the black cable and connectors between J1
(pin 6) and the engine.
45 Check the black cable and connectors between J7
(pin 5) and the key switch.
46 Check the blue cable and connectors between J7
(pin 6) and the key switch.
47 Check that the black cable from connector J7 (pin 5)
and the blue cable from J7 (pin 6) makes contact
when the key is in "OFF" position.
48 Make sure the switch for the 12V socket is on.
49 Check that the key switch is in the "ON" position.
50 Check the 5A "Fuse Power socket".
51 Check steps 3-6.
52 Check the blue and black cable and contacts from J4
to the 12V socket.
53 Check the red cables and connectors from J5 to the
switch for enabling the 12V socket.
54 Try swapping bulbs or fit a new.
55 Check the gray cables and connectors to the
malfunctioning lamp.
56 Make sure the switch for the lamps is activated.
57 Check the 5A "Fuse Light".
58 Measure the voltage on J2 (pin 3) with the key in
"ON" position. The voltage should be equal to the
battery voltage.
59 Check the orange and blue cable and connectors
from J2 to the switch for the lamps.
60 Check the cabling as in step 10 and step 11.
Action
Replace fuse
Go to steps 3-6.
Go to wiring fault
Repair the cable or
replace the cabling.
Replace the key switch
Enable the 12V socket
Turn the key switch to
"ON".
Replace fuse
-
Repair the cable or
replace the cabling
Replace the bulb
Repair the cable or
replace the cabling
Activate the button
Replace fuse
Check steps 3-6.
Repair the cable or
replace the cabling