Philips 4000 - Page 5

PHILIPS 4000 and 3000 01 INTRODUCTION
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Disassemblingthemachine,theoperatormustpayattentiontohotandunder
Pressureparts:boiler,pin-boiler,valves,dispensing,steamtube,brewunit,
connectionsandpipestoavoidburns.Pleaserefertospecichydrauliccircuit
(Image1) to know the parts in detail.
The machine hydraulic circuit can reach maximum pressure of 16/18 bar.
To operate in safety condition is recommended to perform the Steam Out procedure in
order to remove the pressure and hot water inside the hydraulic circuit.
WhenthemachinearrivesattheServiceCenterindescalingmodeinterrupted,ormakingDescal-
ing,beverycarefulnottocomeintocontactwiththeDescaler.
Aftertheproducthasbeenrepaired,itshouldfunctionproperlyandhastomeetthesafetyre-
quirementsandlegalregulationsasofciallylaiddownatthismoment
Simply turning off the main machine power switch is not an adequate safety
precaution.
This domestic appliance is rated as insulation class I.
Oncompletionoftherepairwork,insulationanddielectricrigiditytestsmustbe
performed.
Pump
Safety valve
Water
discharge
Steam pipe
Wa
ter tank
Two-way solenoid valve
Brewing Unit
Flowmeter
Boiler
Water
Hot water /steam
From this point circuit
High temperaure
From this point circuit
in pressure
Flowmeter
Steam and hot water
Two-way solenoid valve
Pump
Brewing Unit
Boiler
Safety valve
Water
discharge
Water tank
Image 1