Britannia Fire BT9 서비스 및 유지보수 지침 - 페이지 5

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RECHARGING PROCEDURE FOR BRITANNIA RANGE CARTRIDGE OPERATED LIQUID MODELS

MODEL NO'S: BW6, BW9, BT6, BT9, BAF9, BAQ6, BAQ9, BTU3, BTU6

THESE RECHARGE PROCEDURES SHOULD BE USED IF COMPLETE OR PARTIAL USE OF THE

1. Check for signs of damage or corrosion to extinguisher if found. Do not continue recharge

procedure, mark extinguisher 'condemned' and inform user. Ensure instruction label is

legible, rectify as necessary.

2. Ensure pressure is relieved by inverting extinguisher and squeezing the levers together

slowly (whilst pointing nozzle down and away).

3. Ensure your body/head is not directly over extinguisher. Loosen headcap, using nutring

spanner [Part Ref: HCS] (do not use hammer or other blunt instrument). Remove headcap

slowly, allowing residual pressure to escape through vent holes.

4. Empty residual liquid from extinguisher and rinse with clean water.

5. Inspect the internal lining for signs of detachment, cracks or corrosion. If found, remove

from service and replace.

6. Refill the cylinder to the correct level (making allowance for any additives, if applicable).

Then add foam concentrate/additives, ensuring manufacturers specifications are met.

7. Remove CO

cartridge and discard, inspect headcap and components, replacing any parts

that appear damaged or show signs of deterioration. Blow through nozzle whilst opening

and closing valve. If signs of blockage, rectify.

8. Fit safety pin and seal (in accordance with service colour code). Checkweigh replacement

cartridge and fit to headcap, ensuring it is the correct size and type as supplied by the

manufacturer.

9. Fit new headcap 'O' ring and check nutring vent holes and refit headcap assembly to

extinguisher body using nutring spanner [Part Ref: HCS].

10. Record recharge details on service label, including new weight, and return extinguisher to

original position.

EXTINGUISHER IS SUSPECTED.

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REV 3: September 2010