Instruction Sheet

Pneumatic Head Assembly 679304-1

408--4070

LOC B

1

of 5

E

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This controlled document is subject to change.

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17 MAR 10 Rev D

(For Use with 626 Pneumatic Tooling Assemblies)

Figure 1

Quick Pin 354425--1

(Qty: 2)

Tool Holder Assembly

189767--1 (Ref)

Pneumatic Head

Assembly

1. INTRODUCTION

Pneumatic Head Assembly 679304--1 (shown in

Figure 1) is designed to accept interchangeable die

assemblies used in PRO--CRIMPER* hand tools for

crimping various types of connectors. The head

assembly is used in the 626 Pneumatic Tooling

Assemblies 189721--1 and 189722--1.

This instruction sheet provides recommended

procedures for die installation and removal, crimp

head installation and removal, basic crimping

procedures, and maintenance and inspection. For

specific information concerning cable preparation and

crimping procedures, refer to the instruction sheet

packaged with the appropriate die set.

Reasons for reissue of this instruction sheet are

provided in Section 6, REVISION SUMMARY.

2. INSTALLATION AND REMOVAL

2.1. Die Assembly

Remove the head assembly from the tool holder

assembly; then remove the two pan head screws and

bushings from the jaws of the head assembly.

Install the appropriate die assembly according to the

following:

1. Open the jaws of the head assembly by

squeezing the rollers together. Place the anvil die

into the jaw.

2. Slide the bushing over the pan head screw and

insert the pan head screw through the head

assembly jaw and anvil die. Tighten the screw just

enough to hold the die in place.

The die assembly shown in Figure 2 has center

contact crimping chambers and is installed with

the crimping chambers positioned toward the

front of the head assembly. If shown otherwise in

other instruction sheets, follow the die installation

requirements for the specific application.

3. Place the crimper die into the jaw of the head

assembly as shown in Figure 2.

4. Slide bushing over pan head screw and insert

pan head screw through the head assembly jaw

and crimper die. Tighten screw just enough to hold

the die in place.

NOTE

i