Nuova Simonelli PRONTOBAR - 6-Month Maintenance (Mandatory)

17.3
SERVICE MANUAL
Edition 02 to 02/2014
17.2 6 MONTHS MAINTENANCE OR 25.000 CYCLES (MANDATORY)
STEPS SEE PAR.
 Absolute Total Cycle _______________ (record) 12.3.1
 Washing cycles _______________ (record) 12.3.1
 Check water hardness (as per test strip) _______ °F
 Change water softener filter if necessary
NOTE: The water hardness must be less then 6° fr (french degree); the chlorine content must
not exceed 100mg per litre (0.00000361lb/cu in); Otherwise the conditions of guarantee
of the machine will expire.
STEPS SEE PAR.
 Run complete cleaning cycle 15.4
 Run decalcification program 12.3.3
 Disassemble and clean delivery nozzle 05002128 + 05002130 15.5
 Disassemble and clean milk frothing system 01000120 (1 step only) 15.5
 Clean or change if necessary the T plastic fitting for milk 05000012 (1 step only)
 Clean bean hopper 98010000000118
 Clean drain tray 9801000001140000 15.3
 Check (visual inspection) for leaks
 Static water pressure __________ Bar
NOTE: if static water pressure exceed to 5 bars, 70psi, please install a pressure reducer
otherwise the conditions of guarantee of the machine will expire.
STEPS SEE PAR.
 Operating water pressure __________ Bar
 Adjust pump pressure (if necessary) to 9 Bar
 Check auto fill function
 Check hot water solenoid valve 04100042
 Check delivery solenoid valve 04100046
 Check add water solenoid valve 04100042
 Check steam solenoid valve 041000042
 Check milk frother solenoid valve 04100054
 Check air frother solenoid valve 04100045
 Check autowashing solenoid valve 04100046
 Change upper and lower piston gaskets 02290021 + 02290019
4.1.1
4.1.2
 Clean or change the upper and lower piston showers 03000069
4.1.1
4.1.2
 Check group scoop cam movement and lower piston movement 13.1
 Check the position of the coffee chutes and adjust if necessary
 Clean the movement guides 07300566 4.1.3
 Lubricate the movement screw bearings 08000071 with Nuova Simonelli silicon
grease
4.1.3
 Lubricate with Teflon spray the bushes and the movement screw near the plastic
nut and clean with a dry cloth
4.1.3
 Check products doses, coffee and milk, and adjust if necessary 12.3.2
 Check grinders adjustment and grind time and adjust if necessary 12.3.2
 Check milk foam quality and adjust if necessary 16
Average time for maintenance: 2h
List of replaced parts: (05000012), 02290021, 02290019