Screw Fasteners - Husqvarna P524 EFI Workshop Manual

• Do not cause mechanical chock to the tachometer.
• Remove the batteries if the tachometer is not used
for long periods.

7.3 Screw fasteners

Some screws and nuts are locked with Eslok
180°. The threads of those screws have a red layer.
Remove and attach the screws a maximum of 3 times
before you replace them.
Always obey the tightening torque in the table when
there are no other instructions in the text.
Wrench Di- Hex Key
mension
8 mm 4 mm
10 mm 5 mm
– 3 mm
13 mm 6 mm
– 4 mm
17 mm 8 mm
17 mm –
18–19 mm 10 mm
24 mm –
30 mm –
32 mm –
Always tighten screws (A) that are attached to the frame
(B) before attaching a locknut (C) on the opposite side.
Do not tighten the locknut (C) with too high a torque. If
you tighten the locknut with too high a torque, the
662 - 001 - 23.10.2018
®
Nylon
Thread Tightening
torques
M5 6 Nm
M6 10 Nm
M6 10 Nm
M8 24 Nm
M8 18–20 Nm
M10 47 Nm
M10 12.9 70 Nm
M12 81 Nm
M16 110 Nm
M20 200 Nm
– Hydraulic
couplings.
Hy-
Refer to
draulic cou-
plings, pipes
and hoses
on page
45 .
tension of the screw in the frame decreases. The screw
will then come loose during operation.
A
B
C
Servicing tools - 19