BMW C1 200 Repair Manual page 104

11 7 563
11 7 562
•
Screw cylinder head to baseplate,
BMW No. 11 7 561
•
Tighten support bar, BMW No. 11 7 563,
knurled nut, BMW No. 11 7 562, pressure rod,
BMW No. 11 7 566, and pressure plate
1
2
L
Note:
The new version of the valve spring is tapered. Use
the appropriate special tool for each valve spring
version:
Cylindrical valve spring:
pressure plate, BMW No. 11 7 564,
Tapered valve spring:
pressure plate, BMW No. 11 7 564, with
adapter, BMW No. 11 7 565
11.28
•
Use pressure plate to compress valve springs
•
Use screwdriver to press apart the valve
collets (2) for removal
11 7 566
•
Release pressure on the valve spring
•
Remove valve spring cap (1) and valve spring
•
Remove valves by extracting downward
L
Note:
Inspect valve guide before removing valve stem seal
( 11.29).
a
11 7 561
e
Attention:
Do not damage sliding surfaces of bucket tappets,
C1111310
potential seizure hazard!
11 7 564
11 7 565
•
Pull off valve stem seal (1) with pliers,
BMW No. 11 1 480
C1111320
11 1 480
C1111330