B - Ardiehl.de

VALVES, VALVE SEAT AND GUIDE (Cont’d)
Valve Guide (Cont’d)
Remove the guide [A].
Install the new guide [B].
The height of the valve guide top edge to the cylinder is
0.51 inch. (13 mm).
Valve Spring
Check the free length and inclination [C].
Std. Limit
Inner 1.783 inch 1.748 inch
(45,3 mm) (44,4 mm)
Free Length Outer 1.957 inch 1.898 inch
(49,7 mm) (48,2 mm)
Inclination
Inner ––– 0.118 inch
(3,0 mm)
Outer ––– 0.126 inch
(3,2 mm)
Check the valve spring tension [D].
Set Length Std. Limit
Inner 1.46 inch 13 lbs. 11 lbs.
(37 mm) (5,9 kg) (5,02 kg)
Outer 1.54 inch 46 lbs. 40 lbs.
(39,0 mm) (20,9 kg) (18,1 kg)
A
B
C
D
Free Length
Inclination
Square
B–08206
B–08207
B–08208
B–08209
853, 853H BICS Loader
–7–53– Service Manual