Atlas Copco Cobra mk1

Dismantling of the hammer
crankshaft bearing
Use service tools S1, S2, S3, S6, S7 and S8 to dis-
mantle the bearing (1).
The bearing must be discarded after removal.
Dismantling of the engine
crankshaft
Fix service tool S16 to the crankcase half (1).
The tool must be fitted to the existing studs.
Screw tool S17 into tool S16.
Tighten the puller tool screw and push out the crank
-
shaft (2).
Dismantling and reassembly of the
engine crankshaft bearing and seal
Dismantling
Use service tools S1, S2, S3, S8 and S11.
Dismantle and discard bearing (1) and seal (2).
Reassembly
Use service tools S1, S2, S3, S7 and S8 to fit a new
bearing (1) in the crankcase (2).
26
Fig. 36
Fig. 37
Fig. 38
Fig. 39
Crowder Supply Co., Inc. • 8495 Roslyn St., Commerce City, CO 80022 • Toll Free: 888-883-5144 • www.CrowderSupply.com
www.CrowderSupply.com • Toll Free: 888-883-5144