2500_Users_Manual- - 第251页
2287-1 VACUUM SENSOR CABLE CABLE HARNESS GUIDE BEAM TRAVERSE MOUNTING BLOCK RIGHT END PLATE LIMIT BAR BEARING COVER PLATE REAR CARRIAGE SHAFT FRONT COVER SHAFT VACUUM SENSOR SWITCH AIR CYLINDER PIN SCREW (1 on each side)…
Repair
and
Replacement
Procedures
9.
Apply
a
small
amount
of
purple
Loctite
on
the
outer
surface
of
the
new
nut
where
it
contacts
the
carriage
during
operation.
10.
Twist
the
new
anti-backlash
nut
into
place
and
carefully
re-assemble
all
of
the
disconnected
components.
Replacing
the
Beam
Gasket
If
there
are
air
leaks
in
the
beam,
follow
the
steps
below
to
replace
the
beam
air
channel
gasket.
1.
Turn
off
the
2500,
remove
the
power
cord,
and
disconnect
the
air
supply.
2.
Disconnect
the
vacuum
sensor
cable
from
the
vacuum
sensor
switch.
3.
Disconnect
the
four
solenoid
cables.
4.
Use
a
3/32-inch
hex
wrench
to
remove
the
solenoid
cable
connector.
5.
Disconnect
the
beam
head
rotation
motor
cable.
6.
Disconnect
the
three
optic
cables.
Note:
Write
down
the
cable
positions
before
you
cut
the
tie
wraps
that
hold
the
cables
in
place.
7.
Use
a
1/8-inch
hex
wrench
to
remove
the
two
screws
that
hold
the
cable
harness
to
the
right
side
of
the
beam.
8.
Disconnect
the
gray
air
line
and
the
black
vacuum
line
from
the
two
quick
connects,
noting
their
location.
9.
Use
a
5
/
64-inch
hex
wrench
to
remove
the
two
screws
that
hold
the
limit
bar
to
the
beam
shafts
(see
Figure
7-17).
7-26
ProMaster
2500
User
Manual
2287-1
VACUUM SENSOR CABLE
CABLE HARNESS GUIDE
BEAM TRAVERSE
MOUNTING BLOCK
RIGHT END PLATE
LIMIT BAR
BEARING COVER PLATE
REAR CARRIAGE SHAFT
FRONT COVER SHAFT
VACUUM SENSOR
SWITCH
AIR CYLINDER
PIN SCREW
(1 on each side)
Repair
and
Replacement
Procedures
Figure
7-1
7
Beam
Cable
and
Switc
力
Locations
10.
Use
a
6/64-inch
hex
wrench
to
remove
the
two
screws
that
hold
the
air
cylinder
pin
in
place.
11.
Hold
the
beam
in
place
while
you
use
a
3/32-inch
hex
wrench
to
gently
push
the
air
cylinder
pin
through
the
beam.
12.
Gently
lift
the
beam
up
and
away
from
the
beam
shafts.
13.
Remove
the
two
1/16-inch
set
screws
in
the
beam
motor
drive
pulley.
14.
Disconnect
the
beam
motor
cable.
15.
Remove
the
single
3/32-inch
hex
mounting
screw
in
the
beam
head
pulley.
16.
Pull
up
the
beam
head
pulley
and
remove
the
beam
rotation
belt.
17.
Remove
the
motor
drive
pulley.
18.
Use
a
1/16-inch
hex
wrench
to
remove
the
four
motor
mounting
screws,
then
remove
the
beam
head
rotation
motor.
19.
Use
a
3/32-inch
hex
wrench
to
remove
the
two
air
quick
connects
(insert
the
hex
wrench
into
the
quick
connect
openings).
20.
Use
a
3/32-inch
hex
wrench
to
remove
20
screws
in
the
baffle
plate.
21.
Use
a
1/4-inch
hex
wrench
to
remove
the
three
remaining
pan
head
screws
in
the
baffle
plate.
22.
Peel
off
the
old
air
channel
gasket.
23.
Place
the
new
air
channel
gasket
onto
the
baffle
plate.
Note:
Make
sure
the
air
channel
gasket
does
not
block
any
air
and
vacuum
holes.
ProMaster
2500
User
Manual
7-27
LO QUICK
CONNECT
(Gray)
HI QUICK
CONNECT (Black)
E CHAIN SCREWS
2338-1
1/4"
SCREWS
1
11
15 5 8 13
19
21
17
1274
6 9 10
16
3
2
14
18
20
22
23
Repair
and
Replacement
Procedures
Figure
7-18
Baffle
Plate
Reinstallation
24.
Place
the
baffle
plate
back
on
the
beam
and
then
reinstall
all
of
the
screws
in
the
order
shown
in
Figure
7-18.
25.
Carefully
re-assemble
all
of
the
disconnected
cables
and
components.
Disk
Drive
Replacement
This
procedure
describes
the
steps
required
to
remove
and
replace
the
disk
drive.
Replacing
the
Disk
Drive
If
the
disk
drive
fails,
follow
the
steps
below
to
replace
it.
1.
Turn
off
the
2500
and
remove
the
power
cord.
2.
Disconnect
the
disk
drive
power
cable.
3.
Disconnect
the
disk
drive
ribbon
cable.
4.
Use
a
3/32-inch
hex
wrench
to
remove
the
two
screws
from
under
the
disk
drive
mounting
plate.
Remove
the
disk
drive.
5.
Use
a
3/32-inch
hex
wrench
to
attach
the
new
disk
drive
to
the
disk
drive
mounting
plate
and
reconnect
the
power
and
ribbon
cables.
7-28
ProMaster
2500
User
Manual