Fuse Replacement - Hach CA610 Manuel De L'utilisateur

7.10 Clean spills
Chemical exposure hazard. Dispose of chemicals and wastes in accordance with local, regional and
national regulations.
1. Obey all facility safety protocols for spill control.
2. Discard the waste according to applicable regulations.

7.11 Fuse replacement

Electrocution hazard. Always remove power to the instrument before making electrical connections.
Fire hazard. Use the same type and current rating to replace fuses.
Electrocution hazard. Remove the instrument from the mains power to change the fuses. Disconnect
the power cord or turn off the breaker at the panel.
The T, 2.5 A, 250 V fuse in this instrument is used for both 115 V and 230 V operation.
1. Remove power from the instrument.
2. Remove the customer service access cover.
3. Find the fuse holders. Refer to
4. Remove the two fuses (F1 and F2) and replace them.
5. Install the customer service access cover.
6. Apply power to the instrument.
Section 8 Troubleshooting
Table 8 shows causes and corrective actions for several common problems.
Problem
The display does not come on
and the pump motor will not
operate.
The display does not come on
but the pump motor will operate.
C A U T I O N
D A N G E R
D A N G E R
D A N G E R
Figure 8 on page 14.
Table 8 Troubleshooting guide
Cause
No power
Problem with the power supply
Solution
Set the power switch to on.
Change spent fuses.
Connect the power cord.
Call Technical Service.
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