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Davenport Machine, Inc.
A Brinkman International Group, Inc. Company

167 Ames Street
Rochester, NY 14611
phone: 800.344.5748
fax: 585.235.6568

 

Davenport Tech Tip

Installation Of Locating Lever (5080-34-1) Print Article...

1.       Bushings should be flush and casting free of burrs or slag.  Measure the opening where the Locating Lever mounts with a machinist’s planer gauge.  Write this dimension down.

2.       Insert the Eccentric Bushing (5080-196) in the Locating Lever from the left-hand side. (See middle of page 5 Parts List Book).

3.       Hold Locating Lever in a vise to seat eccentric.  Measure from eccentric to flat of locating lever.  Write this dimension down and subtract measurement of opening from it.

4.       On a surface grinder position lever with eccentric up.  Grind eccentric .002” over dimension from step #3.

5.       Rub scrapper bluing on both sides of the locating lever and install into bed.  Use Pin (624-1) to hold in position.  Move locating lever back and forth in opening.  Use care, as lever may be tight.

6.       Remove lever and check opening for bearing, lever should be in contact with bed about 90%.  Using a flat scrapper remove the high spots from the bed.

7.       Repeat step #5 until 90% bearing is achieved.  Be patient, do not score surface, keep smooth or “pick-up” will occur.

8.        When required bearing is achieved Locating Lever Extension (5080-35-1) should be installed to Lever.

9.       Install lever back in machine.  Wedge Lever Extension roll against Locating Cam (5080-75-1) to simulate working mode.

10.   Using an indicator, check position of spindles 3 and 5.  Turn eccentric bushing (5080-196) until spindle 3 is less than plus .002.

11.   Lock eccentric in place with 3/8-16 sq. head bolt (837-14-16) and remove lever from machine.  Take care as not to loosen wedge.

12.   Block lever to drill for pin and screws.  Spot all holes with ¼” drill.  Drill pin hole first “D” (.248) approx. ¾” deep and install .250 soft pin.  Drill and tap for ¼-24 x ½ screws (834-10-8).

13.   Turn lever so screw bushing (5080-35-1-SB) is parallel.  Spot through bushing.  Remove wedge and extension.  Drill and tap 7/16-14 hole for set screw (5080-35-1-SS). 

14.   Remove screw that is holding eccentric and drill through with 5/16 drill.  Tap to 3/8-16.

15.   Remove any burrs and be sure pin is below flush.  Re-install lever in machine completely.  Set roll pressure (see instruction book).

Contact Bob Kruse at Davenport if you have any questions.

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 Davenport Machine, Inc. - 167 Ames Street - Rochester, NY 14611
Tel: 800-344-5748 - Fax: 585-235-6568 - E-Mail: info@davenportmachine.com
Copyright © 2004 Davenport Machine, Inc.
A Brinkman International Group, Inc. Company
ALL RIGHTS RESERVED