Assertion: fire extinguisher's part | /r/HasProperty | removed
Facets:
Source sentences:
text: All valves and internal parts shall be removed and the extinguisher emptied; All traces of extinguishing materials like dry powder/mechanical foam should be removed from inside the shell before filling with water; In the case of externally mounted gas cartridges/containers for higher capacity dry powder extinguishers, the cartridge/container must be removed and shell opening be suitably plugged; The hose of the hydrostatic test pump is then attached to the flexible connection to the discharge nozzle, hose assembly or test fitting, as the case may be; The extinguisher should then be placed in a suitable protective test case or behind a protective shield/barrier before applying the test pressure; The cap or the test fitting, as the case may be, must be tightened slowly while the water supply remains open.