Wacker Neuson WM 90 - Page 97

WM 90 Repair Clearance Data and Limits Table
wc_tx000391gb.fm 97
Tappet
Stem outside diameter
7.960–7.975
(0.3134–0.3140)
---
Guide inside diameter
8.00–8.015
(0.3150–0.3140)
---
Tappet guide clearance
0.025–0.055
(0.0010–0.0022)
---
Valve seat angle
(intake and exhaust)
Valve cutter angle (a)
Valve contact width (b)
a: 90°
b: 0.8 – 1.1
(0.031–0.043)
2.0
(0.079)
Item Standard
mm (in.)
Limit
mm (in.)
wc_gr001944
wc_gr001945
wc_gr001946
wc_gr001948
b
a
b