Perfect Point E-Drill - Page 73

15192 Triton Lane
Huntington Beach, CA 92649
Office Tel: 714-892-3400
Hotline Tel: 714-891-6533
www.ppedm.com
User Guide
Document No.
61-101
Revision:
107
Date:
10/18/2018
This document is the property of PPedm Corp. and contains proprietary and/or patented information and may not be reproduced in
part or in whole without the express written permission of the company. Perfect Point logo, Perfect Point
TM
and E-Drill
®
are
trademarks of PPedm, Corp. US and worldwide patents pending.
Page 73 of 76
E-Drill General Fault
Trouble
Probable Cause
Remedy
Cutting not to depth. Water
leaking around tip.
Hand-tool not firmly and
consistently held in contact
with fastener and airframe
surface throughout cut.
Press hand-tool firmly over
fastener and maintaining
pressure until cut is complete.
Cycle time excessively long.
Cutting too deep.
Hand-tool is not held stable
during cut.
Hold hand-tool in a fixed
position during cutting.
Electrode is not tight.
Tighten electrode.
Cut slower than expected.
Electrode is not tight.
Check electrode tightness with
electrode torque wrench.
Ground Pin protrusion not
sufficient, restricting water flow
and/or causing bad ground
connection.
Adjust Ground Pin protrusion
with Ground Pin Setting Tool.
Air in system.
Bleed DI system.
Leaks in water system.
Check visually for leaks in
water system or for crimped
hoses. If you have access to a
pressure gauge then check
water pressure (see section
3.8, page 48.)
Wrong fastener selected.
Check fastener settings.
Wrong electrode type.
Check electrode material
application.
Operator error.
User lifted or moved E-Drill
during cut sequence.