Maintenance; Maintenance Table; Cleaning; Maintenance Work - Dräger Flame 2000 Notice D'utilisation

en

Maintenance

Problem Cause
Alarm relay at On Alarm condition
0-20 mA output at
20 mA
5 Maintenance
Note: Removing the flame detector for maintenance purposes does
not require the tilt mount to be removed.
5.1

Maintenance table

Task
Clean the flame detector
(see chapter 5.2 on page 18)
Check correct function
(see chapter 5.3 on page 18)
1) or as specified by local regulations
It is recommended that maintenance operations are recorded in a
logbook. The record should include the following:
Installation date, and contractor performing the installation

Serial and tag no.

Entries for every maintenance operation performed, including the

description of the operation, date, and personnel ID.
If a unit is sent to Dräger for service, a copy of the logbook should
accompany it.
18
5.2
Corrective action
To clean the detector window and reflector:
Check cause for

alarm. 1. Disconnect power from the flame detector.
If no fire exists, 2. Use water and detergent, and then rinse the detector housing with

repower the flame clean water and a damp cloth. Do not use a brush or sharp tools.
detector. 3. Where dust, dirt or moisture accumulates on the detector window,
Send the flame first clean with a soft optical cloth and detergent only, and then

detector to Dräger rinse with clean water.
for repairs.
5.3
1. Disconnect or disable external devices, such as automatic extin-
guishing systems.
2. Check correct function of the flame detector (see chapter 3.3.9 on
page 15).
3. Check if the flame detector has been opened for any reason.
In this case, send the flame detector to Dräger for repairs.
6
Interval
As required
1)
Every 6 months

Cleaning

Maintenance work

Disposal

This product must not be disposed of as household waste.
This is indicated by the adjacent symbol. You can return this
product to Dräger free of charge. For information, please
contact the national marketing organizations or Dräger.