Avery Berkel CX20 SERIES, Service Manual

Page: 47 / 353

3 — Disassembly and Assembly
3–12 CX20/CX30/CX34 Service Manual
3.4 Servicing the CX34
WARNING
HIGH VOLTAGES EXIST INSIDE THE UNIT. BEFORE
REMOVING THE COVER, ENSURE THAT MAINS POWER
IS DISCONNECTED COMPLETELY. EXCEPT WHERE
SPECIFIED IN THESE PROCEDURES, DO NOT APPLY
POWER TO THE UNIT WHEN THE COVER IS REMOVED.
WARNING
WHEN LIFTING, MOVING OR SUPPORTING THE
MACHINE TAKE ITS WEIGHT INTO CONSIDERATION.
Refer to Figure 2.8.
3.4.1 Removing the housings
To remove the front and rear housings of the CX34 and gain general access to
the unit interior, proceed as follows:
1 Switch off machine and isolate from the mains power supply. Refer to
Safety Warnings on Page xv in Overview section.
2 Remove the cradle assembly (complete with scoop) by unhooking it
from the support bracket underneath the machine.
3 Disconnect machine from customer’s support assembly and carefully
place it on its rear (customer side), on a flat, clean surface. Don’t
forget: when moving or supporting the machine, take its weight into
consideration.
4 Remove black plastic moulding from support bracket aperture in
underside of machine, by removing the two screws.
5 In rear housing, where rims of front and rear housings overlap, remove:
three Posidrive screws (two in underside and one top left–hand side)
and one countersunk socket screw (top right–hand side).
6 Remove the two screws in the top of machine, front and back of
mounting boss.
7 Open printer door and remove printer cassette by releasing the print
head release lever and pulling it out.
8 Remove printer tear edge from ticket mouth (bottom right–hand side of
machine) by removing the slotted screw.
9 Remove the two countersunk screws from rim of front housing, at the
top. These may be hidden by the rim of the rear housing, so you may
have to lift up the rear housing to gain access to them.