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Via dei Colli, 66 - 31058 SUSEGANA (TV) - ITALY - Tel. +39.0438.6615 - Fax +39.0438.60657 - www.cmaspa.com - cma@cmaspa.com
ESPRESSO COFFEE MACHINE
USE AND MAINTENANCE MANUAL
Instructions for the technician
MACHINE DIAGRAMS
ENGLISH
Summary
1 SIBILLA machine ..................................................................................................................................... 4
1.1 REPLACEMENT of the HEATING ELEMENT or of the HEATING ELEMENT PROTECTION............................................4
1.2 REPLACEMENT of the HOT WATER SOLENOID VALVE .............................................................................................4
1.3 WORKING on the CONTROL UNIT, PRESSURE SWITCH, DOSING DEVICES, OR CUP HEATER THERMOSTAT ...............5
1.4 WORKING on the DELIVERY GROUP or ITS COMPONENTS ......................................................................................6
1.5 REPLACEMENT of the HEATING ELEMENT of the CUP HEATER ..............................................................................8
1.6 WORKING on the UPPER PART OF THE BOILER ......................................................................................................9
espresso coffee machine - machine diagrams
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1 SIBILLA machine
1.1 REPLACEMENT of the HEATING ELEMENT or of the HEATING ELEMENT PROTECTION
1) Completely loosen the screw (A) located on the left-hand side of the body (B)
2) Remove the left hand side of the body (B) following the profile of the steam nozzle
3) After working on the heating element or heating element protection, put the body panel (B) back in place and tighten the screw (A)
A
B
B
1.2 REPLACEMENT of the HOT WATER SOLENOID VALVE
1) Completely loosen the screw (A) located on the right-hand side of the body (B)
2) Remove the right-hand side of the body (B) following the profile of the steam nozzle
3) After working on the solenoid valve, put the body panel (B) back in place and tighten the screw (A)
A
B
B
SMC 4
- English
espresso coffee machine - machine diagrams
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1.3 WORKING on the CONTROL UNIT, PRESSURE SWITCH, DOSING DEVICES, or CUP HEATER THERMOSTAT
1)
2)
3)
4)
5)
Remove the lower grilles and the drain tub (A)
Loosen the screws (B) and remove the protection (C)
Loosen the screws (D) located on the base of the support covers of the boiler
Loosen the screws (E) and remove the rear cover of the base (F) by sliding it outwards
After work is complete, put the body components back in place by following the procedure in reverse order
B
B
A
C
F
D
E
D
English -
SMC 5
espresso coffee machine - machine diagrams
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1.4 WORKING on the DELIVERY GROUP or ITS COMPONENTS
1)
2)
3)
4)
5)
6)
7)
8)
Use a 3 mm hex wrench to loosen the fastening screws (A) and remove the stainless steel plaque (B) located under the attachment ring of the delivery group
Remove the protection cap of the delivery group (C)
Loosen the screws (D) housed inside the holes
Remove the lower grilles and the drain tub (E)
Loosen the screws and remove the protection (F)
Loosen the screws (G) located on the base of the support covers of the boiler
Remove the front part of the support cover of the boiler by pulling it toward you (H)
After work is complete, put the body components back in place by following the procedure in reverse order
A
B
SMC 6
- English
C
espresso coffee machine - machine diagrams
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D
E
F
H
G
G
English -
SMC 7
espresso coffee machine - machine diagrams
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1.5 REPLACEMENT of the HEATING ELEMENT of the CUP HEATER
1) Loosen the fastening screws located on the cup holder grille (A)
2) Remove the cup holder grilles (B)
3) To remove the heating element it is first necessary to disconnect the electrical connectors (C) for the heating element and temperature probe which are
located in the cup heater compartment
4) After working on the heating element, put the grilles (B) back in place and tighten the screws (A)
C
A
B
B
A
WARNING
C
Any work on the machine must be performed with the machine disconnected from the electrical and hydraulic mains and
with the boiler cold.
SMC 8
- English
espresso coffee machine - machine diagrams
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1.6 WORKING on the UPPER PART OF THE BOILER
(safety valve, expansion valve, etc.)
1)
2)
3)
4)
5)
6)
7)
Loosen the fastening screws located on the cup holder grille (A)
Remove the cup holder grilles (B)
Disconnect the electrical connectors (C) for the heating element and temperature probe which are located in the cup heater compartment
Loosen and remove the fastening screws of the cup holder (D)
Loosen the fastening screws of the boiler rear body (E)
Remove the rear body panels of the boiler (F)
After work is complete, put the body components back in place by following the procedure in reverse order
A
B
B
A
D
D
C
E
E
F
C
F
English -
SMC 9
C.M.A. S.p.A.
Via dei Colli, 66 - 31058 SUSEGANA (TV) - ITALY
Tel. +39.0438.6615 - Fax +39.0438.60657
www.cmaspa.com - cma@cmaspa.com
Cod. 02000303 - Rev. 03 - 05/2005
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