Audit of
following 2 WIs was done in TM Shop. Report is as follows:-
Dynamic
Balancing of Hitachi Commutataor pressing ( W 23.031)
Points noticed:-
- Commutator dymanic seasoning was being
done at 1450 rpm against 3050 rpm prescribed in WI para 3.2 this is well known limitation and being solved.
- Seasoning temperature should not be 190 degrees
against 220 degrees mentioned in WI.
- Guage for seasoning presuure measurement
(80T) was being sent for calibration.
Assembly
of Hitachi Commutator on Armature Stack ( W 23.032):-
Points noticed:-
Centering gauge ING-201 was being sent for calibration.
- Pressing machine guage was being sent for calibration.
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