Samson 3271 Mounting And Operating Instructions page 43

b) Actuator stem retracts
1. Lift off the top diaphragm case (A1).
2. Pull the diaphragm plate assembly out of
the bottom diaphragm case (A2).
3. Loosen the collar nut (A15).
4. Loosen the compressor (A35)
5. Unscrew the actuator stem (A7) out of
the compressor (A35).
6. Unscrew the collar nut (A15) from the
actuator stem (A7).
7. Take the springs (A10) out of the bottom
diaphragm case (A2).
Fig. 9-2: Arrangement of parts for "stem retracts" direction of action
EB 8310-2 EN
8. Loosen the nut (A92) and remove it to-
gether with the washer (A93) from the
compressor (A35).
9. Take the compressor (A35) and dia-
phragm (A4) off the diaphragm plate
(A5).
10. Mount the new diaphragm (A4) on the
compressor (A35). Make sure that the
seal lip of the diaphragm is fully engag-
es into the groove of the compressor.
11. Place the diaphragm (A4) and compres-
sor (A35) into the diaphragm plate (A5).
12. Place the washer (A93) onto the com-
pressor (A35). Tighten the nut (A92).
Observe tightening torques.
A35
A15 A92 A93
A7
Servicing and conversion
A5
A4
A4 Diaphragm
A5 Diaphragm plate
A7 Actuator stem
A15 Collar nut
A35 Compressor
A92 Nut
A93 Washer
9-5