Crane Merchandising Systems COTI, Техническое руководство

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117 COTI / ICON
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14. Moving to the machine remove the ‘ O ’ ring (a)
from the water inlet pipe and discard. Fit the ‘ O ’
ring included in the service kit onto the inlet pipe.
Ensure that the new
‘ O ’ ring is seated correctly.
Refit the CoEx® brewer unit into the machine.
Slide the unit into place until it
‘ clicks ’ into
position. Refit the coffee dispense pipe to the
brewer outlet.
10.4.2 Replacing the Grinder Blades.
1. Isolate the machine from the Mains power supply.
Push in the bean canister shut - off to close the
fresh beans outlet. Carefully remove the fresh
beans canister from the machine and place it to
one side.
Pull up and remove the grinder adjusting wheel
assembly (b) from the rear of the grinder body.
Unscrew the grinder body (c) anti - clockwise and
remove it from the blade housing.
Note: Grinder mechanism removed from the
machine for clarity.
2. Unscrew and remove the nut, star washer and
agitator (d) from the drive shaft.
Note: Nut is fitted with a left hand thread.
Remove the Grinder blade block (e) and discard.
Replace with the new grinder blade block included
with the service kit.
Refit the agitator, star washer and nut. Ensure
that the nut is tightened securely.
3. Take the new grinder body complete with inner
grinder ring from the service kit. Screw the grinder
body clockwise into the blade housing until it
stops.
Re - set the grinder blades. An approximate starting position is achieved by turning
the grinder body back one full turn anti - clockwise. Re - assemble the grinder
adjuster wheel assembly to the grinder unit.
4. Refit the fresh beans container to the machine. Pull the bean canister shut - off to
its fully extended position.
5. Turn on the electricity supply to the machine.
Important! Before returning the machine to service, the Grinder Calibration
routine (refer to Section 5.7.3.1) must carryed out to ensure correct operation of
the grinder with the type of beans used in the machine. Use the grinder adjuster
wheel to fine tune the blade settings in order to obtain the desired grind quality.
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