XM Wheeled Dry Chemical Fire Extinguisher
Operation and Maintenance Manual
(Part No. S-50651)
PAGE 4 REV. 02 2023-AUG-30
ASSEMBLY
ASSEMBLY (Continued)
7. Check that all valve handles are ring pinned and sealed in the
operating position. See Table 1.
Table 2: Valve operating positions
Valve Handle Operating Position
Red Tank Valve
Open
Green Vent Valve
Closed
Blue Hose Clean-out Valve
Closed
Black Dry Chemical Valve
Open
8. Replace any broken or missing visual inspection seals (Part
No. 25940).
9. Check nozzle handle. It should be in the closed position. The
nozzle assembly should be on its holder.
10. Instruct personnel in the correct operation of the extinguisher.
Record the date of replacement in service in a permanent
record le.
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