Regulator Check - Scott AIR-PAK 75i 2.2 Operating & Maintenance Instructions

CLEANING AND STORAGE CONTINUED...

REGULATOR CHECK

THIS REGULATOR CHECK IS NOT INTENDED TO BE A COMPLETE
FUNCTIONAL CHECK OF THE RESPIRATOR. BEFORE NEXT USE,
PERFORM A REGULAR OPERATIONAL INSPECTION AS DESCRIBED
IN THESE INSTRUCTIONS.
1. Check to make sure the respirator cylinder is at least 1/4 full.
2. Verify that the donning/air saver switch is fully depressed.
3. Close the purge knob.
4. Reattach the regulator to the respirator, (if removed for cleaning).
5. Slowly open the cylinder valve at least one (1) full turn.
6. If air flow from the regulator is heard, close the cylinder valve, repeat
steps 1, 2 and 3. If air flow is still heard, close the cylinder valve
fully, tag unit for repair and remove from service.
7. Open the purge valve and observe the air flow from the regulator
spray bar. Droplets of water indicate the regulator is not dry. Dry the
regulator according to Step 7 of PROCEDURE FOR CLEANING THE
MASK MOUNTED REGULATOR section and repeat the REGULATOR
CHECK.
P/N 595236-01 Rev. B 10/11
NOTE
Page 36 of 44
WARNING
FOLLOW THE REGULAR OPERATIONAL IN-
SPECTION PROCEDURE EXACTLY. IF THE
RESPIRATOR DOES NOT OPERATE AS DE-
SCRIBED OR ANY OTHER OPERATIONAL
MALFUNCTION IS NOTED, DO NOT USE THE
RESPIRATOR. REMOVE IT FROM SERVICE
AND TAG FOR REPAIR BY AUTHORIZED
PERSONNEL. FAILURE TO PROPERLY IN-
SPECT THE RESPIRATOR MAY RESULT IN
SERIOUS INJURY OR DEATH.
CAUTION
OVERTIGHTENING THE CYLINDER VALVE
MAY CAUSE DAMAGE THAT COULD RESULT
IN LEAKAGE OF AIR FROM THE CYLINDER.
USE NO TOOLS TO CLOSE THE CYLINDER
VALVE.