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Maintenance
Error
Cause
LED is steady yellow
Optical cause
Low voltage cause
Unknown cause
LED is flashing green
Polarity of power
reversed
5
Maintenance
There are no parts within the detector assembly that are serviceable by the
user. Once installed there are no user-serviceable parts within the flame
detector. The only servicing requirements are to ensure that the detector
assembly is fully functional, and that the enclosure front cover window is clean.
5.1
Maintenance intervals
Component/System
Task
Enclosure
Inspect and clean
Complete equipment
Functional test
Complete equipment
Detailed Ex inspection
This maintenance schedule is intended for guidance only. The actual level of
maintenance required is dependent on the operating environment and the
likelihood of damage or the rate of contamination from oil, sea spray, deluge
system etc. Dräger recommends to regularly review maintenance reports and
adapt the maintenance period to the operating environment.
14
Periodic maintenance checks should be performed in accordance with
Remedy
appropriate codes of practice or local regulations. For example, in Europe
EN 60079-17 applies.
Clean enclosure front
cover window.
5.2
Check and repair detec-
tor voltage input (fuses,
1. Take the flame detector offline and inhibit any associated alarms.
cabling, connecting junc-
2. Inspect the mounting arrangements, cables and glands and the enclosure.
tion boxes etc.)
Ensure that they are secure, correctly assembled and undamaged.
Contact Dräger for fur-
3. Clean the enclosure front cover window with a mild detergent solution and
ther measures.
soft cloth until it is free from all contamination. Thoroughly rinse the window
with clean water and dry with a lint-free cloth.
Check power wiring to
4. Test the flame detector using a flame simulator.
the detector is correct.
5. Reinstate the flame detector into service.
6
Store the product in its original packaging in a clean and dry place. Protect from
direct sunlight and heat.
7
Transport the product in its original packaging.
Every
Every
8
6 months
12 months
Yes
Yes
Yes
Maintenance procedure
Storage
Transport
Disposal
This product must not be disposed of as household waste. This is indi-
cated by the adjacent symbol.
You can return this product to Dräger free of charge. For information
please contact the national marketing organizations or Dräger.
Instructions for use
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