WARNING!
Do not remove the filter in a contaminated area. Return to a safe atmosphere and remove any contaminant from the surface.
Do not remove the filter while the motor blower is running. With the filter removed, contamination from the surfaces of the
respirator can be drawn into the facepiece.
Failure to follow this warning can result in serious personal injury or death.
(1)
Replacing the filter:
a) Turn the motor-blower off.
b) Clean the surface of the filter.
c) Turn the filter counter-clockwise (left) and unthread it from the motor-blower.
d) Ensure the gasket located in the air intake hole on the side of the motor-blower
is in place.
WARNING!
Do not install the filter or use the respirator if the gasket is missing or appears damaged.
Failure to follow this warning can cause the contaminant to be drawn into the respirator and can result in serious
respiratory injury or death.
e) Thread the new filter into the motor-blower air intake and hand-tighten against the gasket.
(2)
Replacing the battery pack:
a) Remove the pack from the support belt.
b) Loosen the ring and pull the two connectors apart.
c) To re-install the battery pack, clip the battery pack on the support belt.
d) Line up the key on the battery cable plug with the slot in the female connector on the battery pack.
20
OptimAir® MM PAPR
6 Maintaining the Respirator
US