ABB Aztec 600 Manual page 4

3.11 Safety recommendations
For safe operation, it is imperative that these service
instructions be read before use and that the safety
recommendations mentioned herein be scrupulously
respected. If danger warnings are not heeded to, serious
material or bodily injury could occur.
WARNING – Bodily injury
The installation of the instrument should be performed
exclusively by personnel specialized and authorized to
work on electrical installations, in accordance with
relevant local regulations
3.12 Service and Repairs
Other than the serviceable items listed in IM/AZT6CR-EN,
Appendix F, none of the instrument's components can be
serviced by the user. Only personnel from ABB or its approved
representative(s) is (are) authorized to attempt repairs to the
system and only components formally approved by the
manufacturer should be used. Any attempt at repairing the
instrument in contravention of these principles could cause
damage to the instrument and corporal injury to the person
carrying out the repair. It renders the warranty null and void and
could compromise the correct working of the instrument and
the electrical integrity or the CE compliance of the instrument.
If you have any problems with installation, starting, or using the
instrument please contact the company that sold it to you. If
this is not possible, or if the results of this approach are not
satisfactory, please contact the manufacturer's Customer
Service
3.13 Potential safety hazards
The following potential safety hazards are associated with
operating the analyzer:
— Electrical (line voltage)
— Potentially hazardous chemicals
4 SI/ANAINST/001-EN | Aztec 600 | Piston assembly | Single- and multi-stream colorimetric analyzers
4 Procedure
4.1 Isolating the analyzer
Referring to Fig. 4.1.
1. Isolate transmitter A from incoming mains powers
supplies B before removing the piston for return.
DANGER – Serious damage to health / risk to life
Isolated the analyzer from mains power supplies
before performing the procedures in Section 4.3,
page 6 and Section 4.4, page 7.
Fig. 4.1 Isolating the transmitter from incoming mains power supplies