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408-35196 

Rev

 A

 

of 8

 

1.

 

INTRODUCTION 

SDE Crimp Commercial Hand Tool Assembly 2390879-1 for the Junior Power Timer and the Junior Power 
Timer Type A contacts is the tool and die set shown in Figure 1. The tool consists of the SDE Crimp Frame 
Assembly 2362810-1 (instruction sheet 

408-35143

) and the die assembly listed in Figure 1. This tool is used to 

crimp the terminal part numbers listed in Table 1. 

Table 1: Crimping specifications 

Crimp tooling 

Terminal 

P/N 

Cable 

Wire insulation mm [in.] 

SDE-SA 

tool 

Die assembly 

only 

Wire size  

mm

2

 

Number of 

conductors 

Diameter 

Strip length 

2390879-1 

2390879-2 

927783 

1.00 

2.70MAX [.106] 

4.0±0.3 [.16±.02] 

0.75 
0.50 

NOTE 

Dimensions in this instruction sheet are in millimeters with [inches in brackets]. Figures are for reference only and are not 
drawn to scale. 

Read these instructions thoroughly before crimping connectors. 

2.

 

DESCRIPTION 

The tool frame features two jaws, a handle, and a ratchet adjustment wheel. The die set consists of a crimper 
(upper die) and an anvil (lower die). The tool frame holds a die assembly with three crimping chambers (see 
Figure 1). Die-retaining spring pins and screws are used to secure the dies in the tool frame. 

The tool features a ratchet and an adjustment wheel with a range of settings. The ratchet ensures that the tool 
has completed the cycle and does not release until the handles have been 

fully

 closed. The adjustment wheel 

controls the amount of handle pressure exerted on the dies during the crimping procedure. 

CAUTION 

The dies bottom before the ratchet releases. This feature ensures maximum tensile performance of the crimp. 

Do not

 re-

adjust the ratchet unless you have verified that the crimp height is incorrect (see section 8, ADJUSTING THE RATCHET). 

 

 

Summary of Contents for 2390879-1

Page 1: ...ions A wide selection of powered application equipment is available for extended use production operations The SDE SA hand tool is a commercial grade tool Product crimped with this tool meets the wire...

Page 2: ...only and are not drawn to scale Read these instructions thoroughly before crimping connectors 2 DESCRIPTION The tool frame features two jaws a handle and a ratchet adjustment wheel The die set consist...

Page 3: ...and through the crimper dies Tighten the screw just enough to hold the dies in place Do not tighten the screw completely 9 Carefully close the tool handles making sure the anvil and crimper align pro...

Page 4: ...contact through the front of the tool and into the appropriate crimp section 6 Position the contact so that the U of the wire barrel faces the top of the tool 7 Insert the contact up into the nest so...

Page 5: ...cator assembly 3 Insert a contact with wire into the proper nest and close the handles until the ratchet reaches the sixth click or until the contact support touches the contact 4 Move the contact sup...

Page 6: ...gly 3 Using a crimp height comparator measure the wire barrel crimp height listed in Table 2 If the crimp height conforms to that shown in the table the tool is considered dimensionally correct If not...

Page 7: ...lock screw Figure 5 2 Rotate the adjustment wheel If the crimp height is larger than recommended rotate the adjustment wheel counter clockwise to a higher setting If the crimp height is smaller than r...

Page 8: ...ke sure that the die retaining screws are properly secured Inspect the crimping chambers of the die assembly for flattened chipped worn or broken areas If damage or abnormal wear is evident replace th...

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