mru SWG 100 biogas, User Manual

Page: 87 / 141

MRU GmbH SWG 100 User Manual
Page 87 of 141
10. Service and maintenance
For a reliable function and high measurement quality it is necessary to inspect and
service the analyser regularly.
Besides the regular routine control by the operator (see chapter 10.1.-) MRU
recommends a regular bi-annual maintenance at a minimum, which must carry by a
qualified technician.
DANGER
Apply personality safety equipment, against high H
2
S
concentrations before open the device.
Under special conditions the device can accumulate with toxic gases.
•
Measure the atmosphere, around the device, before opening
it.
•
After the opening of the device, ventilate sufficiently.
10.1. Preparing and information about the maintenance
It is important to power off the mains supply before the maintenance can be
started. Even if the main fuse is powered off, dangerous voltage is present.
It can be required to cut off the electric supply and save this from an accidental
switch-on.
For maintenance work on the gas analyser, please take care that dangerous and
toxic gases may leak. The gas supply must be cut-off.
It is important to comply with all country and local codes.
10.2. Regular maintenance work by the operator
All inspections- and maintenance works are dependent from individual operating
conditions, and site. The specified intervals below are only benchmarks.
Review
Recommended
intervals Actions
Moisture in the analyzer. Weekly Remove the moisture. Call
vendor specialist.
Dirt and depositions in analyzer. Weekly Remove the dirt, prevent further
penetration of dirt.
Inform vendor.
Dirt and moisture in the filter- unit Weekly Exchange the filter- unit.
Testing the gas pipes of leakage
with a
.
Weekly Tighten or exchange the gas
pipe if it is necessary
Inspecting the conditions of the
gas filters Every month Exchange if is necessary