Philips HD8841/09 - 1.6. Safety Warnings and Precautions

PHILIPS 4000 01 INTRODUCTION
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1.4. Specic tools and equipment
As well as the standard equipment, the following is required:
12NC Description Notes
-
Screwdriver
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Pliers for Oetiker clamps
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CC -A - Vdc tester
-
Digital thermometer Scale limit > 150°C
996530009845 Serkit Tool needed for programming with SSC
- SSC (Saeco Service Center)
Tool used to ash the SW on the machines (for SW
upgrade and diagnostics mode). Refer to SDA_111359.
1.5. Material
12NC Material Code and Description
- ermal paste Heat resistance > 200°C
996530067222 Descaler “ACC SAE DECALCIFIER 5 L 1 UNIT”
132253695601 Grease solvent “PARALIQ GB 363”
996530045784 Silicone grease “ACC TUBE FIN FOOD GREASE 2 400 ML”
1.6. Safety warnings
Please, read the Service manual of the machine before starting any maintenance.
Operation, maintenance and/or repair of this device may be carried out only by qualied persons, trained for
work at or with electric devices.
During the machine disassembly the operator has to pay attention to hot and under pressure parts.
All parts involved can be nd in the hydraulic circuit below schema (Image 1-par.1.7.).
e machine hydraulic circuit can reach maximum pressure of 16/18 bar.
To operate under 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 Descaling , take
EXTREME CARE to avoid any unintentional contacts with the descaler.
Aer the product has been repaired, it should function properly and has to meet the safety requirements and
legal regulations as ocially laid down at this moment.
e technicians to operate under safety conditions, must:
1. Use personal safety devices;
2. Turn o the machine by the power switch is not an adequate safety precaution;
3. Disconnect the appliance from the power mains before repairing;
4. Before and aer repair, it is recommended to perform dielectric strength tests (is domestic
appliance is rated as insulation class 1).