Checking Valve Clearances - BMW C1 200 Repair Manual

Checking valve clearances

– Remove left and right service covers
– Swivel out powerplant cradle
17 5 500
1
•
Open hose clamp (arrow) with pliers
BMW No. 17 5 500
•
Unscrew cylinder head cover bolts (1)
•
Watch throttle (arrow)
•
Remove spark plug
•
Use camshafts to rotate engine until the lobes
are pointing outward
00.38
•
Measure valve clearance using single feeler
gauge blade
C1000150
•
Record the valve clearances
•
and adjust valve clearance as indicated (replace
valve lifters)
Specified clearances:
Spec.
clearance
Clearance,
measured
(used)
Difference
C1000160
Inlet valve clearance........................0.05...0.09 mm
............................................ (0.00197...0.00354 in)
Exhaust valve clearance ..................0.20...0.29 mm
............................................ (0.00787...0.01147 in)
IV left IV right EV left
mm (in) mm (in) mm (in)
0.05 0.05 0.20
(0.00197) (0.00197) (0.00787)
0.09 0.09 0.29
(0.00354) (0.00354) (0.01147)
0.15 0.15
(0.00590) (0.00590)
0.01 -0.05
(0.00039) (-0.00197)
C1000170 C1111001
EV right
mm (in)
0.20
(0.00787)
0.29
(0.01147)