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Service and Maintenance for ABC Dry Chemical Systems
The Firetrace® systems can operate in a harsh environment and are occasionally subjected to high temperatures and
extreme vibration. It is essential that the systems are regularly serviced to ensure their correct operation.
To comply with British Standard BS 5306 (section three) the following maintenance tasks shall be carried out
periodically.
The British standard recommends that each system is visually inspected every 3 months and then fully serviced at a
maximum interval as specified by the manufacturer.
All ABC Dry Powder systems require discharge testing at maximum 5 year intervals.
The following checks shall be carried out on a 3 month inspection.
•
Check the pressure gauge is reading high-green.
•
Ensure physical changes of protected areas haven’t affected cylinder suitability
.
•
Check external surface of the cylinder for evidence of rust or corrosion
•
Report any potential problems immediately.
In the event of activation of the system, a replacement should be obtained from Firetrace® Ltd
Firetrace® Ltd recommends a visual inspection of a Firetrace® system at least every three months.
Firetrace Ltd recommends that all powder systems are fully serviced every
6 Months by a competent engineer.
If there’s no visible sign of pressure drop then;
✓
Check date of manufacture and record when discharge test is required (5 years from new date on cylinder).
✓
Check external condition of cylinder. Replace if there is any sign of damage or wear.
✓
Check gauge is facing upwards (if applicable) and that cylinder is installed as upright as possible. Where necessary
reposition cylinder, or highlight any required modifications for return visit.
✓
Remove cylinder gauge and ensure correct operation. Clean and lubricate O ring and refit the gauge.
(Due to possible pressure seepage, the gauge must be replaced as soon as possible.)
✓
Remove pressure switch (if applicable) and ensure correct operation. Clean and lubricate pressure switch O ring and
refit switch.
(Due to possible pressure seepage, the pressure switch must be replaced as soon as possible.)
✓
Remove Cylinder from bracket and agitate powder contents. (Cylinder shall be inverted to achieve this. A noticeable
movement of the contents will be apparent. A rubber mallet can be utilised to achieve this.)
✓
Inspect engine compartment and ensure Firetrace® detection tubing is correctly installed and protecting entire risk
area. Check for signs of wear/damage and tighten or replace fixings as necessary.
✓
Record details and date of service on cylinder label. Replace cylinder into bracket and ensure it is secured by clamp /
Tyrap.
If there is notable sign of pressure drop then the system must be replaced
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