RMP600 installation guide
5.4
Maintenance
Diaphragm replacement
RMP600 diaphragms
The probe mechanism is protected from coolant and debris by two diaphragms. These provide
adequate protection under normal working conditions.
You should periodically check the outer diaphragm for signs of damage. If this is evident, replace the
outer diaphragm.
CAUTION:
Do not remove the inner diaphragm. If it is damaged, return the probe to your supplier for
repair.
Outer diaphragm inspection
1. Remove the stylus.
2. Undo the three M3 front cover screws and remove the front cover.
3. Inspect the outer diaphragm for damage.
4. To remove the outer diaphragm, grip by the outer edge and pull off.
Inner diaphragm inspection
Inspect the inner diaphragm for damage. If it is damaged, return the probe to your supplier. do not
remove the inner diaphragm as your warranty will be invalidated.
Outer diaphragm replacement
5. Fit the new diaphragm over the centre.
6. Locate the outer edge of the diaphragm to rest on the outer edge of the inner diaphragm.
7. Refit the front cover and M3 screws.
8. Refit the stylus and recalibrate the probe.
Cover
Outer
diaphragm
Inner
diaphragm
M3 screw
2.5 mm A/F
0.9 Nm – 1.1 Nm
(0.66 lbf.ft – 0.81 lbf.ft)
