Instruction Sheet TerminatingHead58246-1 forMTA-100ReceptacleConnectors 408--6929 UsingDiscreteWire 07 APR 11 RevE Locating Wire Mass Termination Assembly (MTA)--100 Pawl Inserter Insulation Displacement Contact (IDC) Closed--End Receptacle Connectors Adjuster Feed (Insertion Rod) Slide Tool Base With Lock (Ramp) With Lock (Ramp) and Polarizing Tabs Figure 1 Wire Inserter — forces the wire into the two slotted 1. INTRODUCTION beams of the contact. Note that it provides support for Terminating Head 58246--1 (shown in Figure 1) is the contact beams when applying insertion force on designed to terminate discrete wire in MTA--100 IDC the wire. closed--end receptacle connectors with lock (ramp) Adjuster (Insertion Rod) — is a piston for the wire and with lock and polarizing tabs. Slotted contacts for inserter and regulates wire inserter travel. insulation displacement termination are pre-- assembled on 2.54--mm [.100--in.] centerlines in each Feed Slide — automatically positions the connector color--coded housing for a specific wire size. after each termination. The head must be installed in Pistol Grip Manual Locating Pawl (or Anti--Backup Pawl) — aligns the Handle Assembly 58074--1 or Pistol Grip Pneumatic connector for insertion, and retains it during Handle Assembly 58075--1. For head installation and termination. removal, refer to Instruction Sheet 408--6790 for the manual handle assembly and 408--6789 for the pneumatic handle assembly. 3. SETUPANDTESTINSPECTION The adjuster (insertion rod) is preset for wire sizes 28 For detailed connector description and application through 22 AWG. If the wire is being inserted too requirements, refer to Application Specification deeply or not deeply enough inside the contact, it may 114--1019. be necessary to adjust the depth of the wire inserter or, in addition, if the pneumatic handle assembly is Read these and all referenced instructions thoroughly being used, it may be necessary to adjust the air before using the head. pressure. Proceed as follows: All numerical values in this instruction sheet are NOTE 3.1. Setup in metric units [with U.S. customary units in brackets]. Dimensions are in millimeters [and 1. Determine the wire size, and select the i inches]. Figures are not drawn to scale. appropriate color--coded connector from Figure 2. Reasons for reissue of this instruction sheet are WIRESIZE(AWG) CONNECTORCOLORCODE provided in Section 8, REVISION SUMMARY. 28 Green 26 Blue 2. DESCRIPTION 24 Natural The head serves as a guide and support for the 22 Red connector during termination. Features of the head (shown in Figure 1) and their function are as follows. Figure 2 E2011 Tyco Electronics Corporation, a TE Connectivity Ltd. Company TOOLING ASSISTANCE CENTER 1--800--722--1111 This controlled document is subject to change. 1 of 5 All Rights Reserved PRODUCT INFORMATION 1--800--522--6752 For latest revision and Regional Customer Service, *Trademark visit our website at www.te.com LOCB TE Connectivity, TE connectivity (logo), and TE (logo) are trademarks. Other logos, product and/or Company names may be trademarks of their respective owners. ORIGINAL INSTRUCTIONS 408-6929 2. Using a small knife, cut off the wire retainers For the pneumatic handle assembly, if the wire is (strain relief) of the connector. This will provide a inserted too deeply (more than the required wire clear view for inspecting the connector for a insertion depth), refer to Section 4, WIRE properly terminated wire in the contact. See INSERTION DEPTH ADJUSTMENT. If the wire is Figure 3. not inserted deeply enough (less than the required wire insertion depth), increase the air pressure by Wire retainers are removed in a connector for CAUTION 69 kPa [10 psi]. Repeat the termination procedure testing only. DO NOT use such connectors for and check the insertion depth. Continue in this production application. manner until either the proper insertion depth is ! obtained or the air pressure is set to 483 kPa [70 psi]. If the proper insertion depth is NOT 3. Make a test termination according to Steps 1 reached at 483 kPa [70 psi], return the air pressure through 5 of Section 5, TERMINATING to 276 kPa [40 psi], and refer to Section 4. PROCEDURE. 6. Inspect the termination according to 4. Push the connector out of the right side of the Paragraph 3.2. head. 5. Check that the wire insertion depth is within the 3.2. TerminationInspection (Refer to Figure 3) dimension given in Figure 3. Refer to 114--1019 for detailed explanation of the NOTE To obtain the wire insertion depth, measure from NOTE termination inspection requirements. the front of the contact beam to the center of the i wire as shown in Figure 3 -- or -- measure from i the front of the contact beam to the back of the wire and subtract the wire diameter divided by 2. 1 — The required wire insertion depth is within the dimension given in Figure 3 (refer to Step 5 of If it is not, proceed as follows: Paragraph 3.1 for measurement). For the manual handle assembly, refer to Section 4, WIRE INSERTION DEPTH 2 — The end of the wire extends past the contact ADJUSTMENT. beam by at least 1.52 mm [.060 in.]. Termination Inspection Test Connector Production Connector Contact (Partially Removed) Wire 5 Wire Extends Past Wire Wire Insulation Retainer (Strain Relief) Not Nicked or Cut 4 Lock (Ramp, Ref) Wire Retainer (Strain Relief) Removed 1 2 3 Contact Beams 1.88+0.33/--0.13 mm [.074+.013/--.005 in.] 1.52 mm [.060 in.] Min Not Deformed Wire Insertion Depth End of Wire Extends Past (Front of Contact Beam to Center of Wire) Contact Beam Figure 3 2 of 5 Rev E 408-6929 3 — The contact beams are NOT deformed. If 5. TERMINATINGPROCEDURE (Refer to Figure 5) damage is apparent, replace the contacts in There is no wire preparation required. NOTE accordance with the instructions packaged with the connector. i 4 — The wire insulation is NOT nicked or cut in any area other than the two contact slots. 1. Insert the connector into the left side of the head. 5 — The wire extends past the wire retainer (strain relief) of the connector. 2. Align the contact to be terminated with the wire inserter of the head (shown in Figure 1). Make sure that the locating pawl rests between the connector 4. WIREINSERTIONDEPTHADJUSTMENT (See Figure 4) index ribs. 1. Remove the head from the handle assembly. 3. Insert an unstripped wire into the funnel area 2. If the wire is inserted too deeply (more than the between the contact and the wire inserter until it required wire insertion depth), reduce the wire bottoms on the tool base. 1 insertion depth by turning the adjuster / of a 6 4. Squeeze the cam handle (manual) or depress revolution clockwise. The wire insertion depth will the trigger (pneumatic) of the handle assembly, be reduced by approximately 0.20 mm [.008 in.]. and hold it until the ratchet releases (manual) or the wire inserter bottoms (pneumatic). If the wire is bottomed in the contact slot, this CAUTION indicates that the adjuster is set to the maximum 5. Release the cam handle or trigger. The wire wire insertion depth — DO NOT turn the adjuster inserter will retract and the feed slide will ! counterclockwise; otherwise damage to the head automatically advance the connector to the next may occur. contact position. The locating pawl will move up and down as the If the wire is not inserted deeply enough (less than NOTE connector is automatically advanced through the the required wire insertion depth), increase the wire 1 head. However, if movement is obstructed, or if insertion depth by turning the adjuster / of a 6 i desired, the locating pawl can be depressed and revolution counterclockwise. The wire insertion the connector moved manually out of the RIGHT depth will be increased by approximately 0.20 mm side of the head. [.008 in.]. 6. Repeat Steps 2 through 5 until all contacts have When turning the adjuster counterclockwise, CAUTION been terminated. make sure to check the wire insertion depth after 1 EACH / revolution. If the adjuster is set past the 6 7. Inspect each termination according to ! maximum setting, damage to the head may Paragraph 3.2. occur. 6. MAINTENANCEANDINSPECTION Wire Insertion Depth Adjustment 6.1. DailyMaintenance 1. Remove dust, moisture, and other contaminants with a clean, soft brush or lint--free cloth. DO NOT Turn CLOCKWISE to use objects that could damage the head. Reduce Wire Insertion Depth 2. Make sure that all components are in place and properly secured. 3. Actuate the tool to make sure that the mechanisms inside the head function smoothly. 6.2. PeriodicMaintenance Adjuster Turn COUNTERCLOCKWISE to 1. Remove any accumulated film with a suitable Increase Wire Insertion Depth cleaning agent that will not affect plastic. DO NOT Turn Past Maximum Setting 2. Make sure all components are in place and Refer to CAUTION properly secured. 1 3. Check for chipped, cracked, worn, or broken Note: / Revolution Equals 0.20 mm [.008 in.] Adjustment 6 areas on the head. If damage is evident, repair or Figure 4 replace the head. Rev E 3 of 5 408-6929 Locating Pawl Wire Feed Slide Funnel Area Index Rib of Connector Pistol Grip Handle Assembly (Manual Shown) Tool Base Left Side of Head Figure 5 reliability. Order replacement parts through your local 6.3. Inspection TE Representative, or call 1--800--526--5142, or send Regular inspections should be performed by quality a facsimile of your purchase order to 717--986--7605, control personnel with a record of quality control or write to: inspections remaining with the personnel responsible for the head. One inspection per month is the CUSTOMER SERVICE (038--035) recommended frequency; however, operator training TYCO ELECTRONICS CORPORATION and skill, amount of use, working conditions, and PO BOX 3608 established company standards are all factors to be HARRISBURG PA 17105--3608 considered in establishing inspection frequency. For customer repair service, call 1--800--526--5136. 7. REPLACEMENTANDREPAIR 8. REVISIONSUMMARY Customer--replaceable parts are listed in Figure 6. A complete inventory should be stocked and controlled Revisions to this instruction sheet include: to prevent lost time when replacement of parts is S Updated document to corporate requirements necessary. Parts other than those listed should be S New logo replaced by TE Connectivity to ensure quality and 4 of 5 Rev E 408-6929 88.9 mm [3.50 in.] A A 25.4 mm [1.00 in.] 5 Section A--A 1 2 8 6 7 4 3 10 11 9 28.58 mm [1.125 in.] 12 15 Weight: 85g[3oz] 14 13 REPLACEMENTPARTS ITEM PARTNUMBER DESCRIPTION QTYPERHEAD 1 312150--1 HEAD, Finished 1 2 312158--2 HOUSING, Insert 1 3 6--22278--5 SPRING, Compression 1 4 312161--1 PAWL, Locating 1 5 4--22430--8 SCREW, Machine (4--40¢.875 in. L) 4 6 21041--7 PIN, SpiralSpring 1 7 312192--1 PAWL, Feed 1 8 312160--1 INSERTER, Wire 1 9 22488--5 SPRING, Compression 1 10 312149--1 ADJUSTER, Rod Insertion 1 11 312148--1 ROD, Inserter 1 12 3--21028--2 PIN, Slotted Spring 1 13 312159--1 CAM, Traverse Slide 1 14 1--23147--2 SPRING, Compression 1 15 312151--1 SLIDE, Feed 1 Figure 6 Rev E 5 of 5