45TS 700, TS 800
– Remove the fan cover, b 7.5
– Remove the ignition module, 
b 8.1.1
– Unplug the spark plug boot.
: Pull the grommet (1) off the high-
voltage output (2).
: Unscrew the ignition lead (3) from 
the contact pin and pull it out of 
the high-voltage output.
: Pull the grommet off the ignition 
1
2
3
lead.
: Use suitable pliers to pull the leg 
spring out of the spark plug boot.
– Unhook the leg spring from the 
ignition lead.
– Pull the boot off the ignition lead.
– Cut the new ignition lead to a 
length of 295 mm.
– Use a pointed tool to pierce the 
centre of the lead's insulation 
about 15 mm from the end of the 
ignition lead. 
: Pinch the hook of the leg spring 
into the centre of the ignition lead 
(arrow).
– Coat the inside of the spark plug 
boot with
Press Fluid, b 14 
: Push the ignition lead and leg 
spring into the spark plug boot.
: Use a pointed tool to pierce the 
other end of the ignition lead, 
which is to be connected to the 
ignition module.
– Refit the grommet.
– Pack the high-voltage output with 
STIHL multi-purpose grease,
b 14
Note:
Do not use either graphite grease or 
silicone insulating paste.
– Screw the ignition lead into the 
ignition module.
– Push the grommet over the high-
voltage output.
8.4 Ignition lead / 
spark plug boot