Retsch MM 500 Vario, Manual

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Servicing
75
9 Servicing
This chapter contains descriptions on cleaning and maintaining the MM 500 Vario.
CAUTION
C14.0013
Risk of injury
Improper repairs
−
Unauthorised and improper repairs can cause injuries.
•
Repairs to the device may only be carried out by the Retsch GmbH ,
an authorised representative or by qualified service technicians.
•
Do not carry out any unauthorised or improper repairs to the device!
9.1 Cleaning
Cleaning must be performed when necessary and at least monthly to ensure the reliability and
operational safety of the MM 500 Vario.
WARNING
W10.0003
Risk to life caused by an electric shock
Cleaning live parts with water
−
Cleaning the device with water can lead to life-threatening injuries caused
by an electric shock if the device has not been disconnected from the
power supply.
•
Only carry out cleaning work on the device when it has been
disconnected from the power supply.
•
Use a cloth moistened with water for cleaning.
•
Do not clean the device under running water!
WARNING
W11.0008
Risk of death caused by an electric shock
Penetration of water if the mains plug is not fully plugged in
−
If the IEC connector is not fully plugged in to the IEC appliance socket,
water may enter the socket causing an electric shock.
•
Only operate the device with the IEC connector fully plugged in.
CAUTION
C15.0031
Risk of injury
Cleaning with compressed air
−
When using compressed air for cleaning purposes dust and remnant of
the sample material can be flung around and injure eyes.
•
Always wear safety glasses when cleaning with compressed air.
•
Observe the material safety data sheets of the sample material.