page 50
Release 00 - 03/2018
Engine RS100 - RSC100
Service manual
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15. ENGINE BLOCK - Overhauling internal parts
All the following operations on the grass cutter ne-
cessitate the removal of the motor.
15.2. Carter opening
1 - ( RSC100 model only) Remove the carbu-
rettor [ 8.1] and remove the lever support
[ 10.3].
2 - Loosen the lever xing nut (4), release the spring
(5) and remove the control lever.
3 - Position the engine on a stable support and
remove the sparkplug.
Bring the piston to the TDC (Top Dead Centre).
4 - Turn the engine upside down and place it with
the shaft pointing upwards.
5 - Loosen the seven screws (6) and remove the
engine sump with the help of levers in the two
points indicated.
6 - verify the phasing between the engine shaft
and the camshaft;
If necessary, re-set the phasing, referring to the
indications provided.
7 - On assembly, follow the steps described in re-
verse and:
- clean the contact surfaces, removing any remai-
ning silicone;
- evenly distribute the silicone seal (THREE BOND
1207) (7) as shown in the gure;
- ensure that the two centring pins (8) are properly
inserted;
- always replace the compression ring from the
sump side [
14.6].
- close the screws (6) intersection lock bowl to the
indicated couple;
8 - After installing the engine on the machine:
- rell the sump and make sure that the ller plug
is tight.
-
check the adjustment of the
brake cable
[
12.1]
and the
throttle cable
[ 10.1] ( RSC100
model only).
9 - Following reassembly it is advisable to check the
engine’s peak rpm [ 10.2] ( RSC100) [
10.2a] ( RS100) .
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