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11.

 

Clean and check condition of firing pin and spindle, cartridge holder, discharge tube and gas 
tube, if applicable, and filter.  Replace if any part shows signs of deterioration. Fit new 
Headcap ‘O’ring. 

 
12.

 

Check discharge hose, nozzle and hose clips for wear, cuts or abrasions.  Replace if 
necessary. 

 
13.

 

Refit safety pin, service indicator and seal (in accordance with service colour code).  Refit 
original or new CO

2

 cartridge. 

 
14.

 

Clean extinguisher neck threads and refit headcap using nutring spanner [Part Ref: HCS] (do 
not use blunt instrument). 

 
15.

 

Fill in details of service on service label, including extinguisher weight, using indelible pen.  
Clean extinguisher and hang on wall bracket. 

 

 
 
 
 

 

Summary of Contents for BW6

Page 1: ...Page 1 of 5 BRITANNIA RANGE EXTINGUISHER SERVICING MAINTENANCE INSTRUCTIONS Cartridge Operated Water Based extinguishers ...

Page 2: ...e security and suitability of the hanging bracket and that the extinguisher is of the right type for the prevalent risk If the extinguisher is to be sited in a hazardous corrosive environment i e marine use the inspection periods should be more frequent The effects of the environment should be considered with particular reference to corrosion and legibility of marking instructions If there is corr...

Page 3: ...ore than 10 of the content weight 5 Ensure your body head is not directly over extinguisher Remove the headcap using the nutring spanner Part Ref HCS warning should pressure issue from vents allow pressure to escape before complete removal of headcap Do not use blunt instrument i e screw driver etc 6 Check liquid level ensuring level is below the hanging bracket Add or remove liquid to correct lev...

Page 4: ...and hose clips for wear cuts or abrasions Replace if necessary 13 Refit safety pin service indicator and seal in accordance with service colour code Refit original or new CO2 cartridge 14 Clean extinguisher neck threads and refit headcap using nutring spanner Part Ref HCS do not use blunt instrument 15 Fill in details of service on service label including extinguisher weight using indelible pen Cl...

Page 5: ...t 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 CO2 cartridge and discard...

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