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8. ALARM CONDITIONS
8.1. ALARM PROCEDURE
On signal of alarm condition the appropriate visual indicator is illuminated on the alarm unit. The
alarm condition shall be recorded and the necessary action taken, as detailed in the sections
below.
8.2. STATUS INDICATED BY GAS ALARM
Always use instruction for the Gas Alarm (like Gas Alarm - C44).
The alarm starts in following situations:
8.2.1. EMPTY CYLINDER
•
Replace the empty cylinders with full cylinders as described in chapter 7.
•
Check that the audible and visual alarms on the alarm have been cancelled.
9. ROUTINE MAINTENANCE INSTRUCTION
9.1. MAINTENANCE
Routine maintenance shall be carried out only by an authorized person according to national
standards. Use only original GCE components. Contact GCE for further information about repair
procedures.
9.1.1. THE FOLLOWING ROUTINE CHECKS SHOULD BE MADE ON A WEEKLY
BASIS:
•
Check all valves for correct operation and leak test using a leak detection fluid.
•
Check pipe work for leaks using a leak detection fluid.
•
Check that all notices are in place, can be easily read and are not obstructed from view.
•
Inspect the vicinity of cylinders for anything introduced since last inspection, which could
affect the continuing safe operation of the manifold.
9.1.2. GENERAL MAINTENANCE SHOULD BE UNDERTAKEN IN ACCORDANCE
WITH A PLANNED MAINTENANCE SCHEDULE, WHICH SHOULD INCLUDE THE
FOLLOWING ITEMS:
•
Leak test all connections using a leak detection fluid.
•
High pressure hoses should receive particular attention to ensure they are secure, not worn
or otherwise weakened.
•
Components with limited lifetime, such as high pressure hoses, should be subjected to a
routine replacement programme.
•
Filters are in good condition and not blocked. Filter elements may need to be cleaned or
renewed and pipelines may need to be blown through to remove foreign material.
•
Valves to be used in normal or emergency operation are accessible and easy to operate.
Valves at service point's outlets and purge valves should be checked for gas tightness.
•
The setting and operation of regulator is satisfactory.
•
The necessary safety devices and instruments are fitted, are of the correct type and do not
show signs of deterioration or not authorized interference.
•
The equipment downstream of the outlet point is suitable for further service.
•
Check connecting nuts and seating faces are undamaged.
•
Check gauges for smooth operation, showing the correct pressure.
•
The gas manifold room must always remain thoroughly clean. Materials other than those
required for operating the manifold must not be stored in the room.
•
Replace all worn or damaged parts with original spare parts. Remember that gaskets, o-rings
and sealing surfaces must be clean and free from damage to work effectively.
•
Check that the ventilation system is working.
9/46
EN
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