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Section 4
Anti-Pullback Home Sensor Board
Disassembly
Perform the following steps to remove the UBA
Anti-Pullback Home Sensor Board:
1. The Anti-Pullback Home Sensor Board is
attached to Transport Guide B. Remove the
Anti-Pullback Lever Spring from the Roller
Guide Homing Lever as shown in Figure 4-
22a.
Figure 4-22 Anti-Pullback Sensor Board Removal
2. Remove the Roller Guide Homing Lever
E-Clip (See Figure 4-22 b), and then remove
the Anti-Pullback Home Sensor Board
mounting screw.
3. Lift the circuit board up and off of the
assembly (See Figure 4-22 c).
Transport Unit Motors Disassembly
Anti-Pullback Drive Motor Unit
Disassembly
Perform the following steps to disassemble the
UBA Anti-Pullback Motor Unit:
1. Remove the two (2) Anti-Pullback Motor
Bar mounting screws (See Figure 4-23 c)
and lift the Motor Bar assembly up and out
of Transport Guide B.
2. Remove the 2nd Roller Gear retainer E-Clip
and drop the 2nd Roller Gear down and out
of the assembly (See Figure 4-23 b).
3. Remove the two (2) Anti-Pullback Motor
Unit mounting screws and slide the Motor
Unit back and out of the Motor Bar assembly
(See Figure 4-23 a).
JCM Part No. 960-000097R_Rev. 3
Universal Bill Acceptor (UBA-1x-SS & UBA-x4-SS/SU)
4 - 8
Figure 4-23 Anti-Pullback Motor Unit Removal
NOTE: When re-assembling the Anti-
Pullback Motor Bar onto the Anti-Pullback
Motor Unit, fasten the mounting screws so
that the 2nd Gear Roller and the Anti-
Pullback Motor Assembly gears do not bind
tightly against one other (See Figure 4-23
).
Transport Motor Disassembly
Perform the following steps to disassemble the
UBA Transport Motor Unit:
1. Pull the Transport Gear Pin up and out of the
Transport Guide B Assembly (See Figure 4-
24 a).
2. Lift the 2nd Transport Gear up and off the
assembly as shown in Figure 4-24b.
Figure 4-24 Transport Motor Unit Removal
© 2010, JCM American, Corporation
Disassembly/Reassembly
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