Synesso S300 User Manual

32
Quarterly Preventave Maintenance Guide
• Replace portalter gaskets
8.5mm - 1.3441 (standard size)
9.0mm - 1.3430 (for older handles with worn ears)
 Inspect and replace group diuser screens if worn or damaged
Synesso reinforced screen - 1.3292
• Inspect portalter baskets for wear or damage. Replace if necessary
14 gram basket - 1.7000
18 gram basket - 1.7090
21 gram basket - 1.7170
• Inspect and/or rebuild steam valves if signs of leaking. Clean and lubricate wand pivot ball and pusher
face
Rebuild kit - 1.7320
Complete valve - 1.4501
• Remove and clean steam ps
• Check ow rate at each brew group. Minimum 2oz in 6-8 seconds
• Check that expansion valve does not leak at 9 bar. 11-12 bar is the factory standard seng
Expansion valve - 1.4070
• Check line and pump pressures
• Inspect steam tank vacuum breaker. Replace if signs of leaking
Vacuum breaker - 1.4265
• Inspect steam tank pressure relief valve (dark spots may indicate leaking). Replace if signs of leaking
Pressure relief valve - 1.4100
• Depressurize steam and brew systems, check that gauges return to zero. Replace if not accurate
0-60psi steam gauge - 1.4083
0-300psi brew gauge - 1.3373
• Remove and inspect level probes. Clean scale if necessary
Upper level probe (ll probe) - 1.4111
Lower (safety) probe - 1.4112
• Inspect drain hose for clogs or leaks
• Check steam handles for grit, fricon, or contacts. Lubricate and adjust as needed
• Test handheld controller for proper operaon. All buons react as normal

Synesso S300 Specifications

General

Brand	Synesso
Model	S300
Category	Coffee Maker
Language	English