General Rules For Maintenance And Service - Thermo Scientific VH-D20 Operating Manual

7.3

General Rules for Maintenance and Service

General Rules
Opening Flow Path Connections
Depot Repair
Charged Aerosol Detectors (VH-D20, VF-D20)
Operating Manual
For successful maintenance and service procedures, follow the rules and
recommendations below.
• Before starting maintenance or service procedures, shut down the
device when instructed to do so.
• Use only the replacement parts specifically authorized and qualified
for the device by Thermo Fisher Scientific.
• Follow all instructions step by step and use the tools recommended
for the procedure.
• Before opening the flow path to replace capillaries in the system,
turn off the pump flow and wait until the system pressure is down to
zero.
• Dirty components can contaminate the chromatography system.
Contamination leads to poor performance of the modules and entire
system or can even cause damage to the modules and system.
Therefore:
Always wear appropriate gloves.
¨
Place the components only on a clean, lint-free surface.
¨
Keep your tools clean.
¨
Use only lint-free cloth for cleaning.
¨
• If you need to return the device for depot repair, follow the
instructions in Transporting or Shipping the Device
See also
2
Consumables and Replacement Parts (} page 177)
7 • Maintenance and Service
(} page 145).
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