Challenge EH-3C Operation Manual
Serial Numbers 995774 & Up
OPERATION
MANUAL
The Challenge Machinery Company
6125 Norton Center Drive
Norton Shores, MI 49441-6081 USA
ChallengeMachinery.com
MODEL EH-3C
PAPER DRILLING
MACHINE
Sold and Serviced by
F. 352-KO
August 2003
INTRODUCTION
WELCOME to the family of Challenge® users. Challenge has been developing and manufacturing Graphics Arts
Equipment for over 100 years and is today one of the world’s leading producers and distributors of Paper Cutters,
Paper Drills and Bindery Equipment.
SAFETY ALERT! This symbol means CAUTION OR WARNING: Personal safety instructions! Pay
special attention to the instructions in bold type. Personal injury may result if the precautions are not
read and followed. See SAFETY PRECAUTIONS, page v.
• This machine is designed for ONE PERSON OPERATION ONLY!
• Always DISCONNECT THE POWER before working on this machine.
• DO NOT OPERATE WITH ANY GUARDS REMOVED! Replace all guards before operating.
• CRUSH HAZARD - Keep hands, hair, cleaning rags, & loose clothing away from drills.
READ THIS MANUAL BEFORE OPERATING! Follow precautions and instructions given and you should have
years of trouble-free operation. If after reading the manual questions still remain, contact your Authorized Challenge Dealer.
FOR PARTS AND SERVICE contact the Authorized Challenge Dealer from whom you purchased your machine.
Use the illustrations and parts lists at the back of this manual to identify the correct parts needed. Always give
the SERIAL NUMBER and MODEL of your machine to insure that the correct parts are sent as soon as possible.
Take a few minutes right now to RECORD YOUR MACHINE SERIAL NUMBER in the space provided on the front
cover of this manual. Also be sure to fill out the warranty card accompanying this manual and return it DIRECT TO
CHALLENGE.
If you bought a used machine, it is important to have the following information on record at Challenge. Copy this
page, fill in the information and send it care of: The Challenge Service Department, 6125 Norton Center Drive,
Norton Shores, MI 49441-6081.
CHALLENGE MODEL SERIAL NUMBER
ATTN COMPANY
ADDRESS
CITY STATE ZIP
PHONE DATE INSTALLED
DEALER’S NAME AND CITY
WARRANTY INFORMATION
PLEASE REVIEW THE WARRANTY SHEET!
It is very important that you read and understand the conditions outlined in the Warranty Information Sheet. It is
in an envelope attached to the outside of the shipping container.
The Warranty Information Sheet must be filled out completely, returned, and be ON-FILE at THE CHALLENGE
MACHINERY COMPANY in order for the warranty to be issued for this machine.
Challenge® is a registered trademark of The Challenge Machinery Company. 6125 Norton Center Drive, Norton Shores, MI 49441-6081.
Copyright © 2003 by The Challenge Machinery Company. All rights reserved. Printed in the U.S.A.
ii
F.352-KO/EH-3C DRILL/AUG 03
TABLE OF CONTENTS
INTRODUCTION........................................................................................... ii
SAFETY PRECAUTIONS ..............................................................................v
CAUTION: POWER LOCK-OUT PROCEDURE .............................................v
WARNING LABEL DEFINITIONS..................................................................vi
SPECIFICATIONS ....................................................................................... vii
PACKING LIST .......................................................................................... viii
1.0 INSTALLATION.................................................................................... 1-1
1.1 UNCRATING THE PAPER DRILL ................................................... 1-2
1.2 INSTALLING THE TABLE AND BACKGAUGE ................................ 1-2
1.3 INSTALLING THE DRILL BLOCKS AND DRILLS ............................ 1-3
1.4 HYDRAULIC LEVEL CHECK......................................................... 1-3
1.5 HOOKING UP THE POWER LINE ................................................. 1-3
1.6 INSTALLING THE CHIP CONTAINER ............................................. 1-3
2.0 OPERATION ....................................................................................... 2-1
2.1 STARTING THE MACHINE ............................................................ 2-1
2.2 OPERATING THE DRILL ............................................................... 2-1
2.3 ADJUSTING THE VERTICAL STROKE .......................................... 2-1
2.4 SETTING THE DISTANCE BETWEEN DRILL HEADS .................... 2-1
2.5 SETTING THE BACKGAUGE POSITION ....................................... 2-1
2.6 USING THE SIDE GUIDE .............................................................. 2-2
2.7 ADJUSTING THE STROKE SPEED ............................................... 2-2
2.8 REMOVING THE CUTTING BLOCKS ............................................ 2-2
2.9 REMOVING DRILLS FROM THE SPINDLE.................................... 2-2
2.10 DRILLING TIPS ........................................................................... 2-3
3.0 ACCESSORIES .................................................................................. 3-1
3.1 GENUINE CHALLENGE HOLLOW DRILLS.................................... 3-1
3.2 CHALLENGE DRILL-EASE LUBRICANT STICK ............................. 3-1
3.3 CHALLENGE DRILLING BLOCKS ................................................. 3-1
3.4 HANDI-SHARP DRILL SHARPENER ............................................. 3-2
3.5 HOLLOW DRILL SHARPENER / CHIP REMOVER ........................ 3-2
3.5.1 Using the Chip Remover....................................................... 3-2
3.5.2 Using the Drill Sharpener ..................................................... 3-2
3.6 RIGHT-SIDE SIDEGUIDE KIT ........................................................ 3-3
3.7 AUTO-TRIP BACKGAUGE ............................................................ 3-3
3.7.1 Setting the side guide stops................................................. 3-3
3.8 FIXED GAGES ............................................................................. 3-4
3.9 TWO-HAND CONTROL KIT ........................................................... 3-5
3.10 DRILL SHIELD KIT ...................................................................... 3-6
F.352-KO/EH-3C DRILL/AUG 03
iii
NOTES
iv
F.352-KO/EH-3C DRILL/AUG 03
SAFETY PRECAUTIONS
This safety symbol means CAUTION/WARNING - PERSONAL SAFETY INSTRUCTION. Read
the instructions because it has to do with safety. Failure to comply with the following instructions may result in personal injury.
• This machine is designed and safeguarded for ONE PERSON operation. NEVER operate the machine
with more than one person.
• Safety of this machine is the responsibility of the user and operator. Use good judgement and com-
mon sense when working with and around this machine.
• READ and understand all instructions thoroughly before using the machine. If questions still remain,
call your Authorized Challenge Dealer - Failure to understand operating instructions may result in
personal injury.
• Only trained and authorized persons should operate the machine.
• DO NOT ALTER SAFETY GUARDS OR DEVICES, they are for your protection and should not be altered
or removed. Severe lacerations could result.
• DISCONNECT POWER before cleaning, lubricating, servicing, or making adjustments not requiring
power. See Power Lockout Procedure below.
• HIGH SPEED DRILL - Keep rags, loose clothing and long hair away form rotating drill. Personal injury
could result from items being caught on drill.
• ALWAYS WEAR SAFETY GLASSES when operating the drill machine.
• Have your electrician make sure the machine is properly grounded.
• Have your electrician check for sufficient power to operate the machine properly.
• OBSERVE ALL CAUTION PLATES AND LABELS on this machine.
• KEEP FOREIGN OBJECTS off table and away from drill.
• BE EXTREMELY CAREFUL when handling and changing the drills. Severe lacerations or dismember-
ment could result from careless handling procedure.
• KEEP THE FLOOR around the machine free of trim, debris, oil and grease.
• When replacing hydraulic parts, loosen the connections slowly to release pressure. Never loosen
connections with the machine running.
• If the machine sounds or operates abnormally, turn it off and consult the Trouble Shooting section of
this manual. If the problem cannot be corrected, have it checked by a qualified service person or
your Authorized Challenge Dealer.
• CRUSH HAZARD, keep feet off the pedal when handling paper under the clamp. DO NOT REST FOOT
ON PEDAL at any time!
• DO NOT REACH UNDER THE DRILL AND CLAMP AREA!
• DO NOT OPERATE WITH ANY GUARDS REMOVED! Replace all guards after adjusting, lubricating or
servicing the machine.
• SEVERE LACERATIONS - Contact with high speed drill could cause severe injury. Always turn ma-
chine off and wait for drill to stop before removing drill bits. Keep hands away from drill(s) when
operating.
CAUTION: POWER LOCK-OUT PROCEDURE
For maximum safety when making adjustments or
repairs to your machine, be sure to lock out the
main power control switch to which the machine
is connected. The switch should be thrown to the
OFF position and a padlock placed in the loop.
The key should be held by the person servicing
the machine.
F.352-KO/EH-3C DRILL/AUG 03
(fig. i)
v
WARNING LABEL DEFINITIONS
CUT/CRUSH HAZARD
SINGLE OPERATOR
SHOCK HAZARD
Keep hands from under drills.
Do not operate with more than one person.
Disconnect power before removing cover. Replace cover
before operation.
vi
SHOCK HAZARD
HAZARDOUS AREA
Disconnect power before removing cover. Replace cover
before operation.
Disconnect power before cleaning, servicing, or making
adjustments not requiring power. Do not alter safety
guards or devices, they are for your protection. Replace all guards, do not operate with any guards removed.
F.352-KO/EH-3C DRILL/AUG 03
SPECIFICATIONS
Drilling
Number of Drill Heads 3
Drill Bit Sizes Available
Range Between Drills 23/4” to 41/2” (7 cm to 11 cm)
Range Between Outside Drills 51/2” to 9” (14 cm to 23 cm)
Maximum Drilling Capacity (Pile Height) 21/2” (63 mm)
Backgauge Adjustment Range (Std. Backgauge) 0 to 5” (0 to 13 cm)
Auto Trip Backgauge (Optional) 0 to 41/2” (0 to 11cm)
Side guide Adjustment Range 0 to 14” (0 to 37 cm)
Vertical Adjustment of Individual Heads
Dimensions
Table Size 191/2” x 311/2” (50 cm x 80 cm)
Table Height 37” (94 cm)
Overall Height 591/4” (151 cm)
Floor Space Needed 36” x 411/2” (91 cm x 105 cm)
Net Weight (Approximate) 525 lbs (236 kg)
Shipping Weight (Approximate) 570 lbs (257 kg)
Electrical
208/230 Volts, 18 Amps, 1 Phase, 50/60 Hz, AC. Service size 30 Amps.
Challenge reserves the right to make changes to any product or specification without notice and without
incurring responsibility to existing units.
1
/8” to 1/2” (3 mm to 13 mm)
1
/4” (6mm)
F.352-KO/EH-3C DRILL/AUG 03
vii
PACKING LIST
Part No. Description Qty.
Basic Machine ....................................................................1
5700 Backgauge Assembly .........................................................1
5734 Table Assembly ..................................................................1
A-5874 Chip Bag ............................................................................1
KK-281-2 Knockout, Cutting Block ......................................................3
KK-473-3 Drill Blocks, 3” (1 doz).........................................................1
CD-4-2-1/2 Hollow Drills, 1/4” Diameter.................................................3
CD-5-2-1/2 Hollow Drills, 5/16” Diameter............................................... 3
K-85 Drift Hole Cover ..................................................................3
A-4950-2 Hand Drill Sharpener / Chip Remover .................................1
4688 Lubrication Stick .................................................................1
4687 Drill Drift .............................................................................1
W-141 1/8” Allen Wrench ............................................................... 1
W-130 3/16” Allen Wrench .............................................................1
W-137 5/32” Allen Wrench .............................................................1
5841 .018” Shim ..........................................................................3
5841-1 .035” Shim ..........................................................................3
Drill Blocks
Drill
Sharpener
Drift Hole
Covers
Hollow Drills
Drill Drift
Lubrication
Stick
Shims
viii
Allen Wrenches
F.352-KO/EH-3C DRILL/AUG 03
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