$1, $5
and Coupons BILL VALIDATOR
NBM-3000
SERIES
Service
Manual
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TABLE OF CONTENTS
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1. OUTLINE
The
NBM-3000 Series Bill Validator has been developed based upon the M.D.B.
communication specifications. This validator is equipped with many added
features, such as all plastic construction, built-in antisalting system,
accepts U.S. $1, $5 and coupons, vertical sensing, flash Rom programming,
unique bill stacking method and other exclusive features.
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2.
GENERAL SPECIFICATIONS Specifications and design are subject to
change without notice.
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Detailed Specifications
(1)
Identified as a Genuine Bill
When the authentic
bill (US $1, $5 or Coupon) is inserted into the validator and is found to be
genuine, this information is sent to the main controller.
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(2)
Identified as a Counterfeit Bill
The inserted counterfeit bill is
automatically returned.
* Bills 146mm or shorter and
166mm or longer.
* Bills having an unclear
optical pattern.
(3)
Inserted Bill Not Accepted
The bill validator is unable to accept bills in
the following cases:
* When the stacker is
determined to be full.
* When the validator develops a
motor fault.
* When the validator develops a sensor fault.
(Dirty)
* If a bill jam operation.
* When the bill is pulled from the validator during operation.
(4)
When the Stacker is Full
The
full signal is sent to the main controller when the stacker is full. To clear this signal; open the
stacker, remove the bills and close (safety switch ON/OFF) the stacker. This
is transmitted to the main controller.
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3.
Quick Model Reference Chart for NBM-3000 Series
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4.
INSTALLATION
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5. COMPONENT
DESCRIPTION
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5-1
Identification of Components
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5-2
Bill Path and Operations
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6.
PREVENTIVE MAINTENANCE
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The validator bill
path can become contaminated by dirty bills, dust, moisture or other foreign
matter. If the L.E.D. flashes three times, the validator sensor has been
heavily contaminated; clean the sensor. It is strongly recommended to clean
the validator every one to three months depending on the amount of use or its
environment.
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7.
Terminal Connection/Signal Conditions
7-1
Terminal Conditions
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Note:
Input/Output is relative to the Validator.
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7-2
I/O Circuit
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8. CONNECTOR AND
WIRING DIAGRAM
* SIGNALS
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9.
BILL VALIDATOR COMPONENTS
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10.
DISASSEMBLY AND ASSEMBLY PROCEDURES
Disassembly the bill
validator in the order written, reassembly in reverse order.
10-1Disassembly
and Assembly of the Bill Validator Components
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1.
Stacker Box Assy
Removal:
1.
Lift the white latch upward to open the
stacker
lid.
2.
Stacker box is now removable from the
validator.
Installation:
Reinsert
the bottom of the stacker box into the
validator
and close the stacker lid.
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2.
Chute (B) Assy
Removal:
1.
Squeeze both latches inward to open the
chute.
2.
Pull the chute outward and remove.
Installation:
In
reverse order.
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3.
Front Mask Assy
Removal:
1.
Remove the pan head tapping screws
(M3x10).
2.
Pull the front mask assembly toward you,
slightly
push it down and remove.
Installation:
In
reverse order.
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4.
Control Board Assy
Removal:
1.
Remove the two connectors from the back
of
the control board assy.
2.
Unhook the four latches on the housing and
pull
the control board assy out toward you.
3.
Remove the eight connectors from the front
of
the control board assy and remove the
board.
4.
Cut the harness tie wrap and remove the
chute
(B) harness assy.
Installation:
In
reverse order.
Note:
When reconnecting the connectors
to
the board, make sure they are fully
inserted
into the board. Failure to do
so
may cause malfunctions.
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5.
Drum Assy (R), (L) and Drum Guide
(R),
(L)
Removal:
1.
Remove the flat-head tapping screws (M3x8)
on
both sides of the housing and two panhead
tapping
screws (M3x8) inside of the
housing.
2.
Push the two alignment pins of the drum
guides
from the housing holes and remove
them
together with the drums. The alignment
pins
are firmly fitted in the housing, be careful
when
removing them.
Note:
Be careful not to mistake the right
drum
(R) for the left drum (L) or vice
versa.
Installation:
1.
Position the drums on to the drum guides
and
insert the drums and drum guides onto
the
cam of the stack output shaft.
2.
Install the drum guides by inserting the alignment
pins
into the housing.
3.
Make sure the stacker lever is positioned
inside
each drum.
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6.
Lift Base Assy and Output Bearing (1)
Removal:
1.
Remove the two flat head tapping screws
(M3x8)
from both sides of the housing and
two
pan-head tapping screws (M3x8) on the
lift
base.
2.
Pull out the bottom of the lift base assy toward
you
or to the stack side of the housing.
The
belts on the lift base assy may be
hooked
on the mountig posts; unhook the
belt.
3.
When pulling out the lift base assy to the
position
as shown in Figure 6, hold the gear
section
and remove the right side of the assembly
first.
Pull the left side out (that is
engaged
with the left output shaft) toward
you.
The output bearing (1) located on the
left
side needs to be removed together with
the
lift base.
Note:
When pulling out the bottom of the
lift
base assy toward you, be sure not
to
pull it up excessively or the engaging
gears
may be damaged.
Installation:
1.
Assemble the output bearing (1) onto the
left
side of the output shaft on the lift base
assy.
Insert the left side together with the
bearing
into the housing.
2.
Insert the right side of the lift base output
shaft
into the housing. Unhook the belts from
under
the mounting post on the back side
of
the housing.
3.
Insert the bottom of the lift base assy into
the
housing by spreading the sides of the
housing.
4.
Install the two pan-head tapping screws
(M3x8)
to the lift base and the two flat-head
tapping
screws (M3x8) onto the sides of the
housing.
Note:
When installing the lift base assy, be
careful
not to let the output bearing
(1)
and the idling roller slip off. Also
make
sure to unhook the belts from
the
mounting post before inserting
the
assembly. Failure to do so may
result
in damage to the belts.
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10-2
Disassembly and Assembly of the Housing
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1.
Carrier Gear Cover
Removal:
1.
Remove the two flat head tapping screws
(M3x8)
from the carrier gear cover.
2. Unlatch
the two tabs inside the housing with
a
flat-head screwdriver and remove the
cover.
Installation:
In
reverse order.
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2.
Carrier Gears, Bearings, and Pulse
Shaft
Assy
Removal:
The
carrier gears, bearings and pulse shaft assembly
can
be disassembled as shown in Figure
2.
Note:
When removing the gears inserted
into
the shaft, take care not to damage
them.
Installation:
When
assembling, be careful not to damage
the
gears or forget their positions.
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3.
Carrier Motor and Harness Assy
Removal:
1.
Remove the two pan-head screws (M3x4).
2.
Remove the carrier motor and harness assembly.
Installation:
In
reverse order.
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4.
Stack Gear Cover
Removal:
1.
Unlatch the two tabs on the stack side of the
housing.
2.
Pull upward and remove the cover.
Installation:
1.
Latch the two tabs (on the front side) of the
housing.
2.
Push the cover in place.
Note:
Be careful not to pry the tabs aggressively.
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5.
Stack Gears and Shaft
Removal:
The
gears and shaft can be disassembled as
shown
in Figure 5.
Note:
When removing the gears from the
shaft,
be careful not to damage them.
Please
pay close attention to the position
of
the stack output gears.
Installation:
When
installing the gears, the cam shaft of the
two
stack output gears should be oriented in
the
same position as they were prior to removal.
Note:
If the cam shafts are not positioned
correctly,
the drum assemblies (R)
and
(L) cannot be installed.
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6.
Stack Motor and Harness Assy
Removal:
1.
Remove the two pan-head screws (M3x4)
from
the stacker motor.
2. Remove
the stack motor and harness assy.
Installation:
In
reverse order.
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7.
Main Latch, Shaft and Spring
Removal:
1.
Pull the shaft out by pressing one side.
2.
Remove the stacker latch, shaft and spring.
Note:
The spring is under tension, be careful
during
disassembly and assembly.
Installation:
In
reverse order.
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8.
Carrier Switch and Harness Assy
Removal:
1.
Remove the harness from the housing.
2.
Pull the switch assy upward toward you and
remove.
Installation:
In
reverse order.
Note:
Be sure to route the harness as it was
prior
to removal.
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9.
Safety Switch and Harness Assy
Removal:
1.
Remove the harness from the housing.
2.
Unhook the right and left latches and pull
the
switch toward you.
Installation:
In
reverse order.
Note:
Be sure to route the harness as it was
prior
to removal.
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10.
M.D.B. Harness Assy
Removal:
Cut
the harness tie wrap from the M.D.B. Harness
Assy
and the housing.
Installation:
Reinstall
the M.D.B. Harness Assy back into
place,
and fasten the harness with the tie wrap
as
illustrated in Figure 10.
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10-3Disassembly
and Assembly of the Chute (B) Assy
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1.
Chute (B) Cover
Removal:
1.
Unhook the four latches on the back of the
chute
(B).
2.
Slide the whole cover toward you and unhook
the
lower two latches to remove the
cover.
Installation:
In
reverse order.
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2.
Chute (B) Latch and Spring
Removal:
1.
Remove the right and left ends of the spring
from
the chute (B) latches.
2.
Remove the latches.
Installation:
In
reverse order.
Note:
Install
the components in the reverse order
of
the removal procedure.
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3. PX
L.E.D. Board Assy
Removal:
1.
Unhook the four latches on the board.
2.
Cut the tie wrap and remove the PX L.E.D.
board
assy.
Installation:
In
reverse order.
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4.
Rollers, Brackets, Shafts and Springs
Removal:
1.
Unhook the two latches on the first-rollerbrackets
by
inserting a small screwdriver.
2.
Remove the rollers, springs and shafts of
the
first-roller-brackets.
3.
Unhook the four latches on the second-rollerbrackets
by
inserting a small screwdriver
from
the opposite side.
4.
Remove the rollers, springs and shafts of
the
second-roller-brackets.
5.
Remove the end of the carrier roller spring
from
the guide gutter and unlatch the convex
part.
The spring can now be removed.
6.
Remove the carrier roller and shaft.
7.
Confirm that the disassembled rollers, brackets,
shafts
and springs are as shown in Figure
4.
Installation:
Install
the components in the reverse order of
the
removal procedure by referring to Figure 4.
Note:
1.
Special care should be taken with the
springs
as they may have different
strengths
even if their shapes are the
same.
DO NOT MIX THE SPRINGS!
2. Be
sure to replace the carrier roller
springs
as they were prior to removal.
3. If
the springs are wrongly oriented, the
validator
may not perform correctly. Take
notice
of the proper position of each
part.
DO NOT MIX THEIR LOCATION!
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10-4Disassembly
and Assembly of the Stacker Box
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1.
Stacker and Stacker Box (Upper or
Lower)
Removal:
1.
Unhook the right and left stacker latches on the
top.
Insert a flat-head screwdriver into the mating
surface
of the box to open the surface.
2.
Disassemble he stacker box guide from the
stacker
box.
Note:
Do
not apply excessive force to separate
the
stacker box from the stacker guide.
Installation:
1. Mate
the stacker with the stacker box guide.
2.
Assemble them back into place.
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2.
Stack Plate, Stacker Box and Pressure
Spring
Removal:
1.
Unhook the latch on the spring and remove
the
plate and spring.
Installation:
In
reverse order.
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3.
Stack Levers and Spring
Removal:
1.
Unhook the latch shown in Figure 3 with a
flat-head
screwdriver.
2.
Pull the lever upward toward you, unhook the
latch
on the other side and remove the spring.
Installation:
1.
Install the spring onto the stack lever and
hook
the end of the spring into the slot. Now
push
the stack lever into the hole.
2.
Push the other end of stack lever into the
other
hole.
Note:
Be
careful not to mistake the right side (R)
for
the left side (L) or vice versa when installing
the
lever and the spring.
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4.
Stack Cover, Roller, Bracket, Prevention
(of
hanging) Lever and
Spring
Removal:
1.
Unhook the two latches in front of the stack
cover
with a flat-head screwdriver.
2.
Unhook the four latches while lifting the
stacker
cover toward you.
3. Remove
the cover and then individual parts
as
shown in Figure 4.
Installation:
In
reverse order.
Note:
Individual
parts are small, be careful not to
lose
or damage them.
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10-5Disassembly
and Assembly of the Front Mask Assy
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Removal:
1.
Remove the pan-head tapping screw (M3x8).
2.
Remove the mask from the metal mask base.
Installation:
In
reverse order.
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10-6Disassembly
and Assembly of the Lift Base Assy
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1.
Mask Chute (Upper) Assy
Removal:
Unhook
the two latches with a flat-head screwdriver
and
pull the upper mask chute assembly
toward
you.
Installation:
In
reverse order.
(1) Inlet Sensor Board
Assy
Removal:
Remove
the two flat-head tapping screws
(M3x8).
(2) Inlet Lever, Shaft
and Spring
Removal:
1.
Remove the shaft from the chute with a flathead
screwdriver.
2.
Remove the inlet levers and springs from
the
shaft.
Installation:
Assemble
the lever and spring onto the shaft
and
install them into the chute.
Note:
Adjust
the position of the springs so that
the
inlet levers move smoothly. Do not increase
spring
tension.
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2.
Idler, Shaft, Springs and Belts
Removal:
1.
Grip the springs with a pair of pliers and remove
then
from the shaft. Do not overextend
the
springs.
2.
Spread the lift base housing case apart just
enough
to remove the shaft and idlers. Do
not
over stretch the case.
3.
Remove the shaft and belts.
4.
Remove the E-rings to remove the idlers.
Installation:
In
reverse order.
Note:
The
spring need to be removed when the
head
bracket assy is removed. Do not over
stretch
the springs.
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3.
Chute (A), Shutter Motor Assy, Shutter
Gears
and Carrier Pulley Assy
Removal:
1.
Unhook the two latches and pull the chute
(A)
down.
2.
Remove the two carrier pulleys and two shutter
gears.
Note their positions prior to removal.
3.
Unhook the four latches on the shutter motor
assy
and pull out the assembly.
Installation:
In
reverse order.
Note:
The
shutter gears should be oriented in the
same
position as prior to their removal.
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4.
Head Bracket Assy, Shutter and Carrier
Pulley
Assy
Removal:
1.
Remove the two pan-head tapping screws
(M3x8).
2.
Remove the head bracket assy.
3.
Remove the shutter and two carrier pulleys.
Installation:
In
reverse order.
Note:
Be
sure to install the carrier pulleys prior
to
installing the shutter.
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5. P2
Lever, Shaft and Spring
Removal:
1.
Push the end of the shaft with a thin blade
screwdriver
first and remove the shaft.
2.
Remove the P2 lever and the spring.
Installation:
In
reverse order.
Note:
Do
not increase spring tension.
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6.
Stacker Chute, Stacker Lever, Drive
Shaft,
Carrier Pulley (1) Assy, Stacker
Chute
Spring, Drive Bearing (2) and
Idler
Shaft
Removal:
1.
Pull he carrier pulley (1) assy off of the drive
shaft.
2.
Remove the drive bearings (2) and shaft.
3.
Push the end of the lift base shaft (2) with a
thin
blade screwdriver and remove the shaft.
4.
Remove the E-ring and pull out the lift base
shaft
(1).
5.
Remove the stacker chute spring.
6.
Remove the stacker chute and stacker lever.
Installation:
1.
Assemble the stacker lever to the stacker
chute,
and then insert the shaft before installing
the
E-ring.
2.
Hook the stacker chute spring onto the shaft.
3.
Install them into the lift base and insert the
lift
base shaft.
Align
the shaft groove with the latch on the
lift
base.
4.
Assemble the carrier pulley (1) assy and
bearing
to one side of the drive shaft before
inserting
them into the lift base. Then install
the
bearing and the carrier pulley (1) to the
other
side.
5.
Hook the stacker chute spring onto the spring
tab
of the lift base.
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11.
EXPLODED VIEW AND PARTS LIST
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11-2.
Lift Base Assy
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11-3.
Housing Assy
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11-4.
Chute (B) Assy
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11-5.
Front Mask Assy
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11-6.
Stacker Assy
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12.
EXTERNAL VIEW AND DIMENSIONS
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12-1.
NBM-3110, 3120 SERIES
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12-2.
NBM-3130, 3140 SERIES
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12-3.
NBM-3110-M, 3120-M SERIES
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WHEN CALLING FOR SERVICE, PLEASE
PROVIDE THE FOLLOWING INFORMATION:
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MODEL NUMBER____________________
SERIAL NUMBER____________________
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