Krone Big Pack 1270 XC, Original Operating Instructions

Page: 272 / 448

17 Maintenance - General information
17.7 Checking/replacing rolls
272
BiG Pack 1270 XC
Original Operating Instructions 150000748_01_en
Replacement
BPG000-069
„ Shut down and safeguard the machine, refer to page 26 .
„
Turn the flywheel manually in working direction until the roll to be replaced can be loosened
through the opening (1) with an Allen wrench.
„
Apply flywheel brake refer to page 100 .
„
Loosen the roll.
„ Release flywheel brake, refer to page 100 .
„
Turn the flywheel manually in working direction until the loosened roll can be removed from
the opening (2).
„
Apply flywheel brake refer to page 100 .
„
Remove the roll the from the opening (2).
„ Insert a new roll with a screw locking agent (e. g. Loctite medium-strength). Tighten it hand-
tight.
„
Release flywheel brake, refer to page 100 .
„ Turn the flywheel manually in working direction until the replaced roll can be tightened
through the opening (1) with a hexagon wrench.
„ Apply flywheel brake refer to page 100 .
„
Tighten the roll:
Nominal diameter in
mm Thread Tightening torque in
Nm
Roll (II) in fig. 47 M20 x 1.5 120
Roll (I) in fig. 72 M24 x 1.5 220