Wacker Neuson BS 50-4s, BS 50-4As, Repair Manual

Page: 128 / 194

wc_tx004029gb_FM10.fm
128
Rammer Disassembly and Reassembly
Continued from the previous page.
6. Reach through the slotted hole (q) in the crank gear and release the large
retaining ring (m) .
7. Thread two M8 socket head cap screws, or threaded rods, through the pusher
holes (p) in the crank gear. Turn the screws into the crank gear to free the crank
gear and the bearing from the cover.
8. Remove the small retaining ring (j) holding the bearing (k) to the crank gear.
9. Pull the bearing free of the shaft using the split puller (s) and a 2-jaw bearing
puller (t) .
10.Remove the small retaining ring (u) that holds the connecting rod and the
bearing (n) to the crank gear.
11.Pull the connecting rod (d) off the crank gear with a 2-jaw bearing puller.
12.Press the bearing (n) out of the connecting rod.
13.The needle bearing (h) remains intact in the crankcase cover. Inspect the
needle bearing for wear and, if damaged, remove it by using a slide hammer or
similar pulling device.
Result The crankcase has now been removed.
wc_gr012874
e
b
h
j
k
p
q
m
t
s
m
c
d
n
u
a