QubicaAMF Edge String, Owner'S Manual

Page: 37 / 210

Owner’s Manual
400-051-202-01 Rev. B Page 2-5
2.2.6. Drawbar Assembly
Pinspotter assembly consisting of chain drive, guide blocks, sheet metal bracket,
drawbar shaft, and ten drawbar pulleys. Assembly is driven by drawbar gearmotor to
lift and lower pins. See Figure 2-6.
Figure 2-6, Drawbar Assembly Figure 2-7, Drawbar Pulley
2.2.7. Drawbar Pulley
Molded plastic pulley that rotates about drawbar shaft as pinspotter lifts and lowers
pins. Pinspotter uses one drawbar pulley per pin. See Figure 2-7.
2.2.8. Pulley Flip Bracket
Pinspotter assembly consisting of sheet metal bracket, plastic block, rubber isolators,
and stabilizing springs. Flips three drawbar pulleys closest to ball door, reducing
available string slack and preventing pins from entering ball door. See Figure 2-8.
Figure 2-8, Pulley Flip Bracket Figure 2-9, Tangle Switch Emitter Board
2.2.9. Tangle Switch Emitter Board
Circuit board equipped with infrared LED transmitter. Mounted inside pinspotter
frame next to reel arm assembly. Functions together with pinspotter control box to
create optical beam that senses reel arm rotation during string tangles and activates
pinspotter detangle function. See Figure 2-9.
2.2.10. String Comb
Plastic plate that guides pin strings into brake/encoder assemblies. Prevents string
tangles inside pinspotter frame. See Figure 2-10.