CDI Torque TORQUE SCREWDRIVERS User Manual

Torque Screwdriver Repair and

Calibration Manual

PART NUMBER: 21-275A-01 (Rev A)
ISSUED: MAY 2009

TABLE OF CONTENTS

)S(EGAP ELTIT

SAFETY INSTRUCTIONS – WARNING & CAUTION

CDI TORQUE TESTING EQUIPMENT - ILLUSTRATION

1

2

ACCURACY VERIFICATION AND MINOR CALIBRATION
PROCEDURE 4/8

3 NOITCUDORTNI

3 GNINAELC

3 NOITACIRBUL

3 DERIUQER SLOOT RIAPER

4 NOITCEPSNI

4 41.701B EMSA

4 9876OSI

MAJOR CALIBRATION ACCURACY ADJUSTMENT 7/8

How to re-engage the knob 11

CDI SCREWDRIVER TROUBLESHOOTING MATRIX 13

7/5 TNEMTSUJDA NOITARBILAC RONIM

11/9 tnemecalp llaB lacirehpS eht kcehc ot woH

21/11 srevirdwercS teS-erP rof snoitcurtsnI noitarbilaC

i

REVISIONS –

The Torque Screwdriver Repair Manual was originated and first issued on December

2001. The manual will be reviewed and revised as necessary to assure that it contains the
latest changes in product or repair changes. In between revision, product bulletins may be
issued to assure any changes in product or repairs are supplied to authorized repair
facilities.

REV.

Date Issued

Affected Pages

May, 2009A

Deleted pages 11 & 12

Written By: Donna E. Brunot

Photographs By: Gary Fitzhugh

Approved

1002 ,rebmeceD

E.S. i, 3, 4, 6, 8, 9, 10 & 15 (now 13)

ii

CDI ADJUSTABLE AND PRE-SET TORQUE SCREWDRIVER WRENCH
REPAIR, MAINTENANCE AND TROUBLESHOOTING INSTRUCTIONS

SAFETY INSTRUCTIONS

Failure to follow WARNING instructions can cause personal injury to the operator.
Failure to follow CAUTION instructions can cause the equipment to fail or break in use.

! WARNING

Always wear Safety Glasses or goggles when using or repairing hand tools.

Read this manual completely before repairing torque wrenches.

DO NOT use or tests a wrench that shows signs of damage (cracked or broken
parts) caused by misuse. Recommend replacement.

Check all sockets or other test accessories for wear, damage or crack prior to their
use with torque wrenches. Do not exceed their rated maximum torque.

CAUTION

Periodic recalibration is necessary to maintain accuracy.

Periodic examination and cleaning is necessary to maintain the torque screwdriver.

Page 1

SURETEST

CALIBRATION

TORQUE

SYSTEM

MULTITEST

TORQUE

CALIBRATION

SYSTEM

ETT

ELECTRONIC

TORQUE

TESTER

Page 2