Hach-Lange BIOGAS Basic User Manual - Manual (Page 54)

English 54
Maintenance
Cleaning the instrument
The BIOGAS Titration Manager requires minimum maintenance. The exterior surface can be
cleaned with tepid water and wiped dry with a soft cloth.
Note: Never use another solvent.
Fuse replacement
1. Switch off the instrument.
2. Disconnect line cord.
3. Remove the fuse holder.
4. Replace the used fuses with two new fuses, slow blow, 1.0 A (5 x 20 mm), part no. 450-020.
5. Put the cap back in place.
Figure 9 Fuse replacement
Servicing
Please contact the service department of the manufacturer or the distributor.
Troubleshooting
If you have forgotten an operation while editing the method, icons visible in the Electrode and
Reagent windows indicate that an error(s) has occured.
To find out where the error has occured and to help you solve them, run the “Check” command in the
Main window. The BIOGAS Titration Manager will automatically guide you through the operations
required to solve the errors encountered.
WA R N I N G
To avoid the risk of electric shock, disconnect the instrument from the power source before the fuse replacement
procedure is commenced.
WA R N I N G
Do not attempt to service this product yourself, except as noted in the User’s guide or Reference Manual.