Bridgeport Interact 2 - X and y Axis Drive Motor Replacement; X Axis Drive Motor Replacement

4.
Refit the
screws
and
dowels
securing the
front
bracket.
5.
Rotate the leadscrew anti-clockwise
to
bring the
face
of the ballnut
hard in
contact with the
nut bracket.
6. Tighten the
four
screws
in the nut bracket to a torque
of
9
Nm
(80lbin)
and refit the copper
pipe
into the top of the ballnut
flange.
7.
Refit
the
motor,
inclining to engage
the motor pulley in
the
belt and
fit
the
four fixing
screws,
ensuring
that the belt
tension
screw and
pin
are correctly fitted.
8. Adjust
the belt tension so it
is
tensioned
by a
force
of 135
N
(lO
lbf). If no belt tension
meter
is available an approximate guide
is
that at the mid
point
between
the
pulleys
the belt
will
deflect
6 mm
(114")
from
its mean position
when
a force of
70
N
(16
lbf) is
exerted on
the belt.
9.
Reset
the
machine
software
limits per
section 7
.6.7.
7.2
X
AND Y
AXIS
DRIVE
MOTOR
REPLACEMENT
7.2.1 X
Axis
Drive Motor Replacement
WARNING:
D/SCONNECT POWER
TO THE
MACHINE BY THROWING
THE
MAIN
CIRCUIT
BREAKER TO THE
'OFF'POSITION
BEFORE BEGINNING THIS
PROCEDURE.
1. Remove
the two screws
securing
the motor bracket
cover
and remove the cover.
2.
Support
t}le motor
and remove
the
four
screws
securing the motor and remove
the motor.
3.
Remove
rear
cover from pendant
box,
and the
cover plates from
the external
cable exit of
the pendant
arm.
4.
Remove
the cable
ties from
the X
a:<is resolver
cable
and
unwrap the
spiroband
sleeve.
5.
Disconnect
the X a.xis resolver
cable
from
the
rear of
the Heidenhain
unit and pull
the cable
out
of
the
pendant
arm.
6.
Disconnect
the motor
wiring to
the motor
ar the
terminal
box.
7. Remove
the drive pulley
and fit
to the
new motor.
8. Install
replacement
motor by reversing
steps
3
-
6 above.
9.
After the
motor is installed,
set the
belt tension
as described
in
Section
7.1.1 item
8. Check
the reference
limit
as per
Section
7
.6.2 and
re{et
the
sofrware
limits
as per
Section T
.6.3.
7.2.2 Y
Axis Drive
Motor
Replacement
WARNINGI
DISCONNECT
POWER
TO THE
MACHINE
BY THROWING
THE
MAIN
CIRCUIT
BREAKER
TO
THE'OFF'POSITION
BEFORE
BEGINN/NG
THIS
.
PROCEDURE.
1. Remove
the rwo
screws
securing
the
motor
bracket
cover
and remove
the
cover
7-3