12
Maintenance and service
12.1
Cleaning
For cleaning of keys and housing we
recommend commercial, non-abrasive
cleaning agents.
Warning:
We do not guarantee resistance to
concentrated mineral acids or lyes,
benzyl alcohol, methylene chloride
and high-pressure steam.
12.2
Exchange of defective fuse
Non-Ex version:
Before starting the instrument has to be
voltage free. Open fuse holder using a
screwdriver (see Fig. 12.1) and replace
with a type M 3.15A / 250V fuse.
Ex-version:
Replacement of the fuse module
must be done by authorised service
personnel only.
Order-no.:
50076930
100 V ... 230 VAC
50076931
24 VAC
50087807
24 VDC
12.3
Repairs
All repair work must be done directly by the
manufacturer or by the Hauser
service organisation.
A list of the Hauser service
representatives can be found on the
back of these operating instructions.
M
3,1
5A
/ 25
0V
L L N
L+ L+ L–
88 87 85 86
31 32 33 34
PE
open
Fig. 12.1
Position of fuse holder in
non-Ex version
Maintenance and service
mycom CPM 152
82
Hauser