Atlas Copco CC 1700 U - Page 51

WARNING Metal chips shooting off
The cutter blades are made of hardened steel. When
removing the cutter blades with a hammer, chips
may shoot off and cause serious eye injuries.
► Wear safety glasses when hammering out the
cutter blades.
► A copper mandrel must be used for hammering.
♦
Drive the cutter blade (B) out by hitting a copper
mandrel on the heads of the Allen screws (D).
♦
Screw the Allen screws (D) out completely and
remove the pairs of lock washers (E).
♦
Lever the cutter blade (B) out of the blade seat
using a screw driver or thin chisel.
♦
Remove the lock rings (C) using pliers.
♦
Push shims (F) between cutter blade (B) and blade
seat.
♦
Fit the lock rings (C).
♦
Fit the cutter blade (B).
♦
Place one pair of lock washers (E) on each Allen
screw (D).
♦
Tighten the Allen screws (D) to the torque required
(see chapter Bold connections/Tightening torques).
BFCE
D
♦
Re-check the blade clearance (see chapter
Correcting the blade clearance).
♦
Repeat this procedure until the blade clearance
is less than 2 mm.
51© 2015 Construction Tools GmbH | No. 3390 5141 01 | 2015-11-16
Original instructions
MAINTENANCECC 1700 U, 1700 S