Remove flywheel from Hilti concrete saw

How do I remove the flywheel from a hilti dsh 900x concrete saw. Do I need a puller or can I just tap the screw

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0