Maintenance; Fuse Replacement - Hach LANGE si629 P Bedienungsanleitung

5. Maintenance

5.1. Clean the measuring instrument and accessories
Important note: Never use cleaning such as turpentine, acetone or similar products to clean the instrument
including the display and accessories.
Only clean the housing and accessories using a soft, damp cloth. Mild soap solution may also be used. Dry
the cleaned parts carefully with a soft cotton cloth.
CAUTION
When using chemicals or solvents, comply with the instructions of the producer and the general
safety rules.

5.2. Fuse replacement

DANGER
Always disconnect power to the instrument when replacing the fuse
si629 P_HACH_LANGE_Ed.0510.indd ANG:29 si629 P_HACH_LANGE_Ed.0510.indd ANG:29
(only in si629 P wall mount)
1
VCA
2
WHEN IT IS ON, IT INDICATES A FUSED FUSE.
3
4
5
pH / mV
ELECTRODE
6
Pt 1000
7
8
9
10
4-20 mA
11
12
L 1
13
14 A
15
L 2 / C
Unscrew for fuse replacement.
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