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Summary of Contents for norbar TST 2 Series
- Page 1 TST / TTT / TTL Series 2 SERVICE MANUAL (PART NO. 34296) ISSUE 1 ZERO NORBAR TORQUE TOOLS LTD, Beaumont Road, Banbury, Oxfordshire, OX16 1XJ, UNITED KINGDOM Tel : + 44 (0) 1295 270333, Fax : + 44 (0) 1295 753643 www.norbar.com...
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Page 3: Table Of Contents
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 1 OF 33 ISSUE 1 DECEMBER 2003 CONTENTS PAGE SECTION 1 - INTRODUCTION Scope Hidden Features Limitations of use Repackaging for shipping Disposal Common Abbreviations SECTION 2 - TESTING Scope Tests to complete SECTION 3 –... -
Page 4: Section 1 Introduction
PAGE 2 OF 33 ISSUE 1 DECEMBER 2003 SECTION 1 INTRODUCTION 1.1 SCOPE: - ________________________________________________________________________ This service manual is designed for the service, calibration, and upkeep of the following Norbar instruments: TORQUE SCREWDRIVER TESTER (TST) Series 2 MODEL No. MODEL... -
Page 5: Hidden Features
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 3 OF 33 ISSUE 1 DECEMBER 2003 1.2 HIDDEN FEATURES: - ______________________________________________________________ The TST, TTT & TTL Series 2 instruments contain hidden features to enable set up and calibration of the instrument & connected transducer. These features are accessed by holding a key on power up, then releasing the key whilst the logo is being displayed. -
Page 6: Repackaging For Shipping
If the instrument is to be transported, a good quality packaging material must be used. When returning items to Norbar for recalibration and service please ensure packaging is to a high standard, as Norbar cannot be held responsible for any damage during transit. -
Page 7: Section 2 Testing
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 5 OF 33 ISSUE 1 DECEMBER 2003 SECTION 2 TESTING 2.1 SCOPE: - _________________________________________________________________________ This section details tests that can be completed on the TST, TTT & TTL instruments to ensure they are working. - Page 8 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 6 OF 33 ISSUE 1 DECEMBER 2003 Measure In TRACK mode ensure the stability of the displayed value does not change by more than +/- 1 count (last digit). Press ZERO button and ensure the display reads zero. Apply torque to the transducer in a clockwise direction and check indication arrow is showing the correct direction.
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Page 9: Section 3 Instrument Calibration Check
SECTION 3 INSTRUMENT CALIBRATION CHECK 3.1 SCOPE: - _________________________________________________________________________ This procedure details the method for checking the Norbar TST, TTT & TTL calibration. Calibration traceability is via the digital voltmeter (DVM) used. NOTE: The following procedure is to calibrate the instrument and NOT the transducer. -
Page 10: Equipment Required
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 8 OF 33 ISSUE 1 DECEMBER 2003 3.2 EQUIPMENT REQUIRED: - __________________________________________________________ The following items are required to complete an instrument calibration: Digital Voltmeter (DVM) with DC voltage range ±10.000 volts ±0.001 volts Digital Voltmeter (DVM) with DC voltage range ±20 milli volts ±0.001 milli volts “Pro-Log / TST / TTT Voltage Test Fixture”... -
Page 11: Instrument Calibration Check
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 9 OF 33 ISSUE 1 DECEMBER 2003 3.4 INSTRUMENT CALIBRATION CHECK: - _______________________________________________ Connecting up Connect TST / TTT / TTL instrument to power supply. Connect “Pro-Log / TST / TTT Voltage Test Fixture” to instrument transducer connector. Smart transducer recognition will automatically setup the system. -
Page 12: Parts List For Tst
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 10 OF 33 ISSUE 1 DECEMBER 2003 Set Zero Allow stabilisation and warm up time before commencing the calibration Remove external power supply – Instrument must be on battery for calibration Ensure the units are in N.m for calibration Use signal setting coarse &... - Page 13 Use ↑ & ↓ to select; then ← to alter VOLTAGE value. When finished Press TIP: Voltage not accepted. If the measured voltage is outside 4.99 to 5.01 the value will not be accepted, return to Norbar. The instrument will return to measure. Power off.
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Page 14: Section 4 Transducer Calibration
NOTE: There is no need to open the instrument to perform this calibration. NOTE: This procedure is to recalibrate the transducer, so will invalidate any Norbar certification previously generated for that transducer. -
Page 15: As Found / As Left
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 13 OF 33 ISSUE 1 DECEMBER 2003 4.4 AS FOUND / AS LEFT: - _____________________________________________________________ It is recommended to firstly complete an ‘AS FOUND’ set of results in TRACK mode. If these results are within specification no more work is required. - Page 16 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 14 OF 33 ISSUE 1 DECEMBER 2003 To change the calibration (‘AS LEFT’) If no calibration change is required, do not complete this step. To change the calibration, use the Calibrate Transducer mode. To select this mode hold the key on power up and release it whilst the logo is being displayed.
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Page 17: Section 5 Operation
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 15 OF 33 ISSUE 1 DECEMBER 2003 SECTION 5 OPERATION 5.1 SCOPE: - _________________________________________________________________________ This section explains the operation of the TST / TTT / TTL instrument that is not already covered by the handbook. -
Page 18: Setting And Resetting Stored Data
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 16 OF 33 ISSUE 1 DECEMBER 2003 5.3 SETTING AND RESETTING STORED DATA: - __________________________________________ Data is stored in the instrument and transducer. The instrument data is factory set and can be updated using the ‘Current Settings’, ‘Limits’ or by recalibrating the instrument. -
Page 19: Special Features
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 17 OF 33 ISSUE 1 DECEMBER 2003 Option 4 Set up internal transducer Allows set up of an internal transducer. For use with a TST internal transducer only. Transducer selection button must be ‘INT’. Menu 13. - Page 20 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 18 OF 33 ISSUE 1 DECEMBER 2003 Voltage excitation compensation The instrument assumes a voltage excitation of 5.0000V. Even using high specification components this figure is difficult to obtain exactly, so if the value is measured and entered to the instrument, then it can be compensated for.
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Page 21: Transducer Linearization
DECEMBER 2003 5.5 TRANSDUCER LINEARIZATION: - ____________________________________________________ All Norbar SMART transducers have a mV/V value stored that occurs at the transducer capacity. Torque values over the range of the transducer are given on the calibration certificate. With the transducer zero set and the full scale set, a straight line is assumed between them. - Page 22 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 20 OF 33 ISSUE 1 DECEMBER 2003 In use the linearised transducer will display ‘LINEARISED’ on the transducer serial number screen, before the measure screen appears. TIP: Incorrect Linearization Data. If incorrect data is entered, then ‘Error 64274 Bad Linearization Data’...
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Page 23: Section 6 Repair
Some parts are standard items, so are available world-wide from local sources. Other items are designed by Norbar, so spares are only available from Norbar. In all cases it is vital to replace components like with like. The instrument will then continue to comply with the original design specification, EMC considerations, and safety requirements. -
Page 24: Internal Settings
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 22 OF 33 ISSUE 1 DECEMBER 2003 6.4 INTERNAL SETTINGS: - ____________________________________________________________ Within the instrument are 2 potentiometers and a switch setting. Under normal use none should have to be adjusted, if they do it may be because of another fault. Set Instrument Zero This setting is to place the instrument zero at the correct place. -
Page 25: Internal Connections
The contrast of the display is factory set. It should only need to be adjusted if a new display is fitted. To adjust the potentiometer complete the following: Items required: Miniature screwdriver or Norbar trim tool (Norbar Pt. No. 38081). Procedure: Remove the front panel as detailed earlier in this section. Locate RV2 on the PCB. - Page 26 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 24 OF 33 ISSUE 1 DECEMBER 2003 CONN1 (Programming interface) Used for programming software into the microprocessor. There are 2 jumpers (a link or shorting device); they short pin 9 & 11 and pin 10 & 12. These must be in place for normal operation.
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Page 27: Parts List For Tst
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 25 OF 33 ISSUE 1 DECEMBER 2003 From the connector PCB The connector PCB is located at the back of the instrument. The PCB is fixed to the case by the connectors. -
Page 28: External Connectors
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 26 OF 33 ISSUE 1 DECEMBER 2003 6.6 EXTERNAL CONNECTORS: -________________________________________________________ Transducer pin connections FUNCTION + transducer excitation - transducer excitation + transducer signal - transducer signal Digital 0 volts Digital +5 volts for transducer selected, digital 0 volts when not selected. -
Page 29: Error & Warning Numbers
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 27 OF 33 ISSUE 1 DECEMBER 2003 6.7 ERROR & WARNING NUMBERS: - ____________________________________________________ ERROR MESSAGE COMMENT TRANSDUCER CAPACITY > 1,500,000 Wrong value entered. TRANSDUCER CAPACITY < 0.01 Wrong value entered. CALIBRATION FIGURE NOT 0.95 TO 3.15 MV/V Wrong value entered. -
Page 30: Section 7 Parts List
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 28 OF 33 ISSUE 1 DECEMBER 2003 SECTION 7 PARTS LIST 7.1 SCOPE: - ________________________________________________________________________ This section gives a list of items used in the manufacture of a TST, TTT & TTL. 7.2 PARTS LIST FOR TST 2 (MODEL No. - Page 31 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 29 OF 33 ISSUE 1 DECEMBER 2003 7.3 PARTS LIST FOR TST 10 (MODEL No. 43213): -_________________________________________ ITEM PART No DESCRIPTION 24938 ALLEN KEY 8mm HEX 25352.12 SCS M5 x 0.8 12mm LONG 25355.25 M10 X 25MM LONG SCREW 25381S.10...
- Page 32 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 30 OF 33 ISSUE 1 DECEMBER 2003 7.4 PARTS LIST FOR TST 25 (MODEL No. 43214): - ________________________________________ ITEM PART No DESCRIPTION 24938 ALLEN KEY 8mm HEX 25352.12 SCS M5 x 0.8 12mm LONG 25355.25 M10 X 25MM LONG SCREW 25381S.10...
- Page 33 TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 31 OF 33 ISSUE 1 DECEMBER 2003 7.5 PARTS LIST FOR RUNDOWN ASSEMBLY FOR TST 2 (MODEL No. 50539): -_________________ ITEM PART No DESCRIPTION 25236.20 SCS 5/16" UNC X 1 1/4" LG 28087 DIE SPRING VL25-025 53.9 N/mm 28579...
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Page 34: Parts List For Ttt
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 32 OF 33 ISSUE 1 DECEMBER 2003 7.8 PARTS LIST FOR TTT (MODEL No. 43215): - ___________________________________________ ITEM PART No DESCRIPTION 25381S.10 M4x10MM STAINLESS STEEL CASE SCREWS 26752 PACKING BOX FOR TTT 34295 HANDBOOK FOR TTT 35936... -
Page 35: Parts List For Ttl
TST / TTT / TTL SERVICE MANUAL (Series 2) PAGE 33 OF 33 ISSUE 1 DECEMBER 2003 7.9 PARTS LIST FOR TTL (MODEL No. 43216): - ___________________________________________ ITEM PART No DESCRIPTION 24933 2.5MM HEX KEY 25381S.10 M4x10MM STAINLESS STEEL CASE SCREWS 25498 M4X10mm BUTTON HEAD SCREW 34297...
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