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Aimco Brakes Assembly System A50 Standard Screw Presenter Operations Manual

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Page 1

PO Box 16
460, Portland OR 97292-0460  y 800-852-1368  y Fax 800-582-9015 
www.aimco-global.com 
A-50 Series Screw Presenter
Operations Manual  

Page 2

Table of Contents 
Page 
Before Operating 1 
Parts Identification  2 
Sizing & Adjustments  3 
Brush Adjustment  4 
Gate Board Adjustment  5 
Bit Guide Adjustment 
5-6
Rail Adjustment 6
Operation 7-8
Troubleshooting9-10
Maintenance 11-12
Specifications 13
Maintenance Records 14
Notes 15
Warranty 16 

Page 3

- 1 -
Before Operating 
Thank you for choosing the Acra-Feed® A-50 Series Automatic 
Screwfeeder .  Please be sure and read this entire manual and familiarize 
yourself with the unit prior to operating.  When set up and used correctly, 
this system will provide you with superior service. 
Please check to verify that the following components are with the 
system: 
z(1) A-50 Series Base unit
z(1) Rail Cartridge (mounted in base unit)
z(1) AC Power Adapter
z(1) 2mm Hex Adjustment Tool 

Page 4

- 2 -- 2 -
Parts Identification  

Page 5

- 3 -
Sizing & Adjustments 
SIZING 
The Acra-Feed A-50 Screw Presenter features interchangeable rails. This 
allows for easy changing of the fastener sizes (in appropriate ranges) 
without the need to purchase an  additional system. The chart below 
indicates the rail combinations to suit your desired fastener size. 
MODEL RAIL TYPE SCREW SIZE 
AR-0  1.4mm / #0 A-50-A
AR-1.7 1.7 mm
BR-1 2.0 mm / #1 
BR-2 2.3 mm / #2 
BR-3 2.6 mm / #3 
A50-B 
BR-4 3.0 mm / #4 
CR-6  3.5 mm / #6 
CR-8 4.0 mm / #8 A-50C...

Page 6

- 4 -
Sizing & Adjustments (cont.) 
BRUSH ADJUSTMENT 
1. Brush needs to be orientedhorizontally before adjustment.
If the brush is not oriented
horizontally, use the adjustment
tool to manually move the
brush. Accessing the manual
operating hole, turn the adjuster
clockwise until the brush
reaches horizontal position
(Figure 3).
2. Place 3-5 screws in the groove of  the rail inside the hopper area. The
screws should be seated in the track with the heads resting on the top
of the rails.
3. Loosen brush...

Page 7

- 5 -
Sizing & Adjustments (cont.) 
GATE BOARD ADJUSTMENT 
1. Remove screw chamber cover.
2. To place 3 to 5 screws in the slotbetween the rails, shank down.
3. Loosen gate board set screw andadjust bottom edge of gate board to
produce a gap of 0.5mm/0.20”
between screw head and gate board
bottom edge.
4. Re-tighten gate board screw set.
BIT GUIDE ASSEMBLY & ADJUSTMENT 
1. To place 3 to 5 screws in the slot between the rails, shank down.
2. Raise rear of the unit to enable screwsto slide to the stopper....

Page 8

- 6 -
Sizing & Adjustments (cont.) 
BIT GUIDE ASSEMBLY & ADJUSTMENT (cont.) 
5. Loosen bit guide fixture screw.
.  Adjust center of V groove 
AIL ADJUSTMENT
6 to line with center of rail 
groo

ve. Align and secure 
bit guide fixture screws. 
R 
l groove.  crews 
2. x wrench into the 
rail. Fi
 nd screw on left side of 
3.  f 
 bit 
guide to align with center of  e 
Place 3-5 screws in rai
1.
Slope machine to make s
slide to the stopper. 
Insert the he
front and loosen panel. 
A
 djust the bottom-end o...

Page 9

- 7 -
Operation 
Install Screws 
1. Turn off power. Removescrew chamber cover.
Pour screws into left and
right screw chambers.
Distribute evenly.
2. When bin is at its lowest
position, screws should
not cover rail.
3. A circuit will stopmachine if bin is too full
to allow bin to reach top of the travel.
Turn on Power 
1. Insert adapter into hole onrear of machine (see
Figure 14).
2. Turn on power switch onthe front panel. Power
switch will illuminate.
Screw’s bin will move
up/down and rail will
vibrate....

Page 10

- 8 -
Operation (cont.) 
MACHINE INCLINE ADJUSTMENT 
Some screws may not move smoothly 
on the rail. To improve screw delivery, 
there is an adjustment to increase the 
rail incline. 
How to Incline Machine 
1. Use hex wrench to loosen footbracket screws on machine.
2. Raise up rear side of machine toproper position. Fasten two fix
screws.
3. Do not insert loose objects under foot bracket for more incline. It can
cause a screw to lock problem. 
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