Clean loose parts.
(a) Wash in soapy water.
(b) Rinse in clear water.
(d) Do not use ether on the plastic window.
(e) Clean the seat by wiping the seat to remove foreign matter. Dry it
Replace loose parts.
(a) Clamp the legs of the cage on the shoulder under the seat.
(b) Ensure that the conical projection of disc points up.
c. Gas Evacuator/Relief Valve Maintenance. Periodically, check the gas
evacuator/relief valve to ensure valve does not stick open or shut and does not shutter.
Refer to figure 1-4.
Figure 1-4. Exploded view of gas evacuator/relief valve.