Valve Train; Timing Chain, Tension And Guide Rails - MZ 125 SX Repair Manual

U':.LC 1
Cylinder Head
6.7.2 Valve Train
(1) Guide rail top and support plate
(2) Hexagon head screws
(3) Chain wheels, camshaft
(4) Timing chain 92 RH 2010-122M
(5) Guide rail
(6) Tension rail
(7) Exhaust camshaft
(8) Intake camshaft
(9) Chain adjuster
2. Run the timing chain (1) downward.
3. Unscrew the screw (2), pull out the tension rail (3) upwards.
6.7.3 Timing Chain, Tension and Guide Rails
Removal
1. Remove the guide rail.
Left: Guide rail with O-rings, RT 125
up to cylinder no. 37-42.050 (sand casting)
Right: Guide rail with O-rings, RTlSXlSM 125
starting with cylinder no. 37-42.053 (gravity die
casting)
MZ 125 SXlSM Repair Manual
05/02