ELGi TRC 1000 MN UG, Owner'S Manual

Page: 19 / 81

19
Disc coupling model assy instructions
CORRECTIVE ACTION
a. It’s required to rotate the motor towards left by keeping the bolt no ‘1’
fixed, loosing bolt no 2,3&4 and by pushing the side screw at bolt
number 4.
b. Shift motor by side screws towers left by keeping a close watch on dial
gauge reading till dial gauge reading.
c. After above activities, tighten the motor foundation bolts fully, and agian
take dial gauge reading for angular.
d. The allowable limit for radial is 1.7mm at
Ø
300 (TIR) as such please
follow above procedure till the reading are within limits.
e. Once axial /angular/radial readings are brought within tolerances (i.e.,
25% of the tolerance mentioned on the coupling drawing) fix all the
foundation bolt and tighten all coupling bolts to the required
torque (33 N-m).
Hub motor side
Disc pack
Spacer Disc pack
Hub compressor side
Hex nut
Hex bolt
Over load washer