Crane Merchandising Systems COTI, Technical Manual

Page: 122 / 140

113 COTI / ICON
Se
cti
o
n
10
-
D
ia
gn
o
stic
an
d
Ma
in
te
n
an
ce
P
ro
ce
d
u
re
s
10.4 CoEx® Brewer/Bean Grinder Maintenance - Espresso
Machines Only
Espresso machines are fitted with the unique CoEx® brewer unit which produces both
fresh coffee and espresso based drinks from ground beans and freshbrew pre - ground
coffee from the same unit. Routine cleaning and maintenance instructions for this unit
can be found in the Voce Operators Manual
- Part No. PR10908000.
10.4.1 CoEx® Brewer/Grinder Blades - 50,000 Vend Service
Crane Merchandising Systems recommends that the brewer unit and bean grinder is
serviced by an authorised engineer after every 50,000 vends.
A CoEx® service kit (part no. PH11705000, shown
opposite) is available from the manufacturer and
contains all of the components required to ensure
the machine continues to give trouble
- free
service.
The service kit contains the following components
(with part nos.):
1. Lower piston and cylinder assembly –
Pt. No. ME10592000
2. Filter head assembly -
Pt. No. ME11703000
3. Grinder blades -
Pt. No. ME07308000
4. ‘ O ’ ring - water inlet (not shown) -
Pt. No. ME10595000
To carry out the 50,000 vend service, proceed as follows:
1. Disconnect the machine from the mains
electricity.
Open the front door of the machine and remove
the coffee dispense pipe from the brewer outlet.
Holding the unit as shown in the photograph, lift
the green lever (a) and carefully pull the brewer
unit out of the machine.
1
2
3
a