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10

DF-2D BRAKE PAD ASSEMBLY

Lower the
hex nuts on
the brake
rod to
have the
dispenser
brake 
engage
sooner.

Raise the
hex nuts on
the brake
rod to
have the
dispenser
brake 
engage later.

DISPENSER ADJUSTMENTS

   

   

WEAR SAFETY GLASSES WITH SIDE SHIELDS WHICH CONFORM TO ANSI STANDARD Z87.1

   OR EN 166. FAILURE TO WEAR SAFETY GLASSES COULD RESULT INN SEVERE PERSONAL
   INJURY. PROTECT YOUR EYES.

!

 Only trained people should service this dispenser.

!

 Unless specified, shutoff and lock out all electrical power.

!

 Follow all service instructions.

!

 Never adjust, repair or oil moving machinery.

   READ THE GENERAL SAFETY INSTRUCTIONS IN THE FRONT OF THIS MANUAL.

COIL BRAKE

The DF-2D brake engages when the brake rods which are
connected to the lower arm are lowered as the arm swings
down. As the brake rods lower the brake pad arms pivot
downward to engage the brake pad against the inner contact
surface of the disk flanges. The amount of brake pretravel is
adjusted by moving the hex nut (two per brake rod) positions. 

The amount of strap accumulated from the strapping machine
by the dispenser is dependent upon the position of the lower
arm when the brake is engaged. If the brake engages too late, as
the arm descends, very little strap can be retracted and
accumulated. If the brake engages too soon the arm may not
lower to the full bottom position.

NOTE: Since proper strap accumulation also depends on the
application, the factory setting must be considered nominal and
some fine tuning may be required.

To adjust the brake engagement point, rotate the two sets of hex nuts (four hex nuts total) up or
down the brake rods as required. Turn the nuts even amounts of turns to keep the distance from
one nut to the other from changing.

Summary of Contents for DF-2D

Page 1: ...DF 2D STRAP DISPENSER...

Page 2: ...y Replace any worn or broken parts 5 WORK AREA Keep work areas uncluttered and well lighted SAFETY PROCEDURES FOR DISPENSER OPERATION Before loading a coil of strap into the dispenser read the loading...

Page 3: ...aving minimal downtime to switch from one strap coil to another Loading strap is easy and fast potentially eliminating any machine downtime to reload The DF 2D s braking system allows for a non shock...

Page 4: ...ECIFICATIONS MODEL STRAP DF 2D TYPE WIDTH COIL DIMENSIONS Polyester or Polypropylene Up to 16mm 24 OD x 16 ID x 6 W NOTE Use proper lifting techniques when placing strap coil in dispenser MAJOR COMPON...

Page 5: ...ury 1 Remove the wing nut by turning it counterclockwise Remove the outer reel disc assembly If applicable remove the paper core and any plastic shrink film residue left over from the previous strap c...

Page 6: ...latch using the head of the cap screw from the lower arm assembly 7 Remove the plastic film from the coil remove the corrugated belly band and remove the tape that secures the lead end Thread the lea...

Page 7: ...Refer to the threading diagram on page 8 if necessary 11 Once all idler wheels have been threaded properly hold the strap end taunt to keep the strap from unthreading from the idler wheels 12 Release...

Page 8: ...8 DF 2D THREADING DIAGRAM NOTE The threading pattern is the same for both strap coils of the dispenser...

Page 9: ...9 BLANK...

Page 10: ...ings down As the brake rods lower the brake pad arms pivot downward to engage the brake pad against the inner contact surface of the disk flanges The amount of brake pretravel is adjusted by moving th...

Page 11: ...11 BLANK...

Page 12: ...87 Bar Lacing Latch 24 1 593088 Arm Upper Stop 25 2 593089 Bearing Duralon 26 1 593090 Shaft 27 1 964200028 Extension Spring 1 1 8 O D x 16 LG 28 2 062951 Compression Spring LEE Spring LC 055J 5 29 1...

Page 13: ...928 SHCS 3 8 16 UNC x 3 3 4 LG 70 7 023892 SHCS 3 8 16 UNC x 3 3 4 LG 71 3 013628 SHCS 3 8 16 UNC x 1 1 4 LG 72 2 093955 Flat Washer 1 4 Dia 3 4 O D 73 1 593147 Shoulder Screw 3 8 x 3 3 4 LG 74 1 0349...

Page 14: ...14...

Page 15: ...15...

Page 16: ...16...

Page 17: ...3099 Identification Label 2 1 593113 Sign Signode Label 3 2 172611 Warning Sign 4 1 286200 Warning Label 5 1 127188201 Strap Direction Decal CW Directional Arrow 6 1 12718202 Strap Direction Decal CCW...

Page 18: ...YMPTOM Dancer arm swings upward with little or no resistance 1 SYMPTOM Loose strap between idler wheels CAUSE REMEDY Dispenser brake improperly adjusted Adjust brake as required 2 SYMPTOM Strap betwee...

Page 19: ...lower hex nut s and or the distance from one hex nut to the other is too excessive Adjust the brake spring to release the brake sooner See brake adjustment procedure 6 SYMPTOM Dancer arm swings upwar...

Page 20: ...Copyright 2003 Signode 439968 Rev 3 2003...

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