Contador 2
Operating Instructions
© 2019 – Pfeuffer GmbH
Revision 7
Page 39 of 46
8
Maintenance and cleaning
The Maintenance and cleaning chapter is only intended for
specialist operators.
NOTE
Opening the housing and inappropriate operation will invalidate the warranty.
To ensure trouble-free operation, it is essential for the CONTADOR 2 to be cleaned and maintained at
regular intervals.
DANGER
Touching live parts can be fatal!
It is essential to comply with the switch-off procedure before cleaning, maintenance or
repair work! (See
chapter 2.8
During all work that is required, wear personal protective equipment according to the company
health and safety regulations.
Pay attention to local statutory accident prevention regulations!
The times for carrying out cleaning and maintenance work are based on one-shift
working (8 hour/day, 22 days/month, 12 months/year).
d
= Daily
¼ y
= Every three months
w
= Weekly
½ y
= Every six months
m
= Monthly
y
= Every year
Unplug the mains plug before you perform any cleaning or maintenance work.
8.1
Cleaning
NOTE
Do not use any sharp objects or tools for cleaning. Only use objects that are expressly
intended for this purpose.
During cleaning work, wear personal protective equipment according to the company
health and safety regulations.
During cleaning, make sure that no water, steam or dust can penetrate the electronics
area.
8.2
Cleaning in the case of a dust warning
If the error
DEFAULT DIRT 2
is displayed in row 1, then there is dirt on the light barrier (dust or hull).
The count is interrupted
DEFAULT DIRT 2
01000 00520
8
Start Set
Cont
The number at the end of row 1 shows which laser is soiled.
The left light barrier is allocated number 1, the right light barrier number 5.