Endress+Hauser SS2000, Инструкция по безопасности

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TDLAS Gas Analyzer XA02744C
Hauser 45
Troubleshooting and
Repair
Any repairs carried out by the customer or on behalf of the customer must be
recorded in a site dossier and kept available for inspectors.
Replacement Parts
All parts required for operation of the natural gas analyzers must be supplied
by Hauser or an authorized agent. Refer to Service for contact infor -
mation to determine or order specific parts listing for the purchased model →
 47.
Replacing a fuse
1. Power off the system and close the sample supply valve.
2. Open the electronics enclosure. For fuse location in single channel sys -
tems →  6–1 (AC) or →  6–2 (DC). For fuse locations in dual chan -
nel systems →  6–3 (AC) or →  6–4 (DC).
3. Using a flat-head screwdriver, remove the fuse screw turning counter -
clockwise.
4. Remove the fuse cover.
5. Remove the fuse from the cover and replace with a new fuse. Refer to
Table 6–1 for fuse specifications.
6. Insert the new fuse into the screw cover and replace into the fuse
opening.
7. Use the screwdriver to turn the fuse cover clockwise until tight. Do not
over-tighten.
8. Close enclosure door and apply power to the analyzer.
Replacing a relay
1. Power off the system and close the sample supply valve.
2. Open the electronics enclosure. For relay location in single channel
systems →  6–1 (AC) or →  6–2 (DC). For relay locations in dual
channel systems →  6–3 (AC) or →  6–4 (DC).
3. Using a small flat-head screwdriver, remove all wires connected to the
bottom of the relay.
4. Using a small flat-head screwdriver, pull down the black latch behind
the relay.
5. Remove the relay.
Repeat steps for each fuse to be replaced.
Note or take a photo of the placement of wiring connections
to the relays.
If more working space is needed, you can use a small flathead
screwdriver to loosen and move the gray relay placer.