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Pace ST 40A, Operation & Maintenance Manual

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© 1997 PACE Incorporated, Laurel MD.  All rights reserved.  Printed in the U.S.A.

PACE Incorporated retains the right to make changes to specifications contained
herein at any time, without notice.

Contact your local authorized PACE Distributor or PACE Incorporated to obtain the
latest specifications.

The following are registered trademarks and/or servicemarks of PACE
Incorporated, Laurel Maryland U.S.A. and may only be used to identify genuine
PACE products or services:

AdapTip, Arm-Evac, Cir-Kit, ComForm I, ConducTweez, CRAFT,
Dual Path, Flo-D-Sodr, FuseSet, HandiPik, HotSpot, LapFlo, MBT,
Micro Portable, MicroChine, MiniChine, Mini-Wave, PACE,  Pacenter,
Ped-A-Vac, PETS, Pik-Vac, PRC, PRINT, Pro-Evac, Redi-Rak, ResisTweez,
SensaTemp, SMR, Snap-Vac, Sodr-Pen, Sodr-X-Tractor, SR-3, SR-4, ST,
Str ipTweez, SwaPlater,  Ther moBand,  Thermo-Dr ive, ThermoJet,
ThermoPart, ThermoPik, ThermoTweez, Tip-Evac, VisiFilter.

The following are trademarks and/or servicemarks of PACE Incorporated, Laurel
Maryland U.S.A. and may only be used to identify genuine PACE products or
services:

Auto Off, Cubby-Vac, Datastore, Dust Evac, EKO, Fume Scoop, Heat Wave,
Lab Evac, PaceLink, PaceNet, Pik & Paste, Pik-Tip, Prep-Set, Pulse Plate,
Sodrtek, ThermoBond, ThermoFlo, TinSpin, Toolnet, TweezPik, Uni-Frame,
V-A-N, Ventur-Evac.

Since 1958, PACE Incorporated has provided advanced technology
training in all aspects of hand soldering, rework and repair.

Additional copies of this manual or other PACE literature may be
obtained from:

PACE  Incorporated

(301) 490 - 9860

Sales  Administration

(301) 498 - 3252 Fax

9893 Brewers Court
Laurel MD 20723-1990

Summary of Contents for ST 40A

Page 1: ...Operation Maintenance Manual ST 40A Systems ...

Page 2: ... Evac Redi Rak ResisTweez SensaTemp SMR Snap Vac Sodr Pen Sodr X Tractor SR 3 SR 4 ST StripTweez SwaPlater ThermoBand Thermo Drive ThermoJet ThermoPart ThermoPik ThermoTweez Tip Evac VisiFilter The following are trademarks and or servicemarks of PACE Incorporated Laurel Maryland U S A and may only be used to identify genuine PACE products or services Auto Off Cubby Vac Datastore Dust Evac EKO Fume...

Page 3: ...ers Court Laurel MD 20723 1990 MANUAL NUMBER 5050 0361 REV D SYSTEM QUICK START The ST 40A system is very easy to operate and can be quickly set up for use in standard soldering operations To begin operation of your new system quickly perform the Set Up and Quick Start Basic Operation procedures detailed on pages 6 11 16 17 of this manual A shaded title bar on each of these pages highlight their l...

Page 4: ...Handpiece Tips 12 Tip Selection Use 12 Tip Installation 14 Quick Start Basic Operation 16 Introduction 16 Quick Start Procedure 16 Operation 18 Definitions 18 Auto Tip Temperature Compensation 19 Password 19 Basic Operation 20 Digital Readout Operation 20 Power Up 22 Panel Controls 22 Temperature Setback 27 Activation 27 Operation 27 Exiting Temperature Setback 28 Auto Off Safety System 28 Operati...

Page 5: ...e 35 Digital Readout Message Codes 35 Power Source 36 Handpieces 37 Heater Replacement 38 Replacement Parts 40 SP 1A SP 2A Handpieces 40 Accessory Items 41 Manual Improvement Comment Form 42 TABLE PAGE Table I Single Point Tips 13 Table II Factory Settings 29 Table III Digital Readout Message Codes 35 Table IV Power Source Corrective Maintenance 36 Table V Heater Assembly Checkout Procedures 37 Ta...

Page 6: ...ece TP 65 ThermoPik Handpiece SX 70 Sodr X Tractor Handpiece These handpieces require an air source Any of these handpieces can be used if the system power source is connected to a PACE ST 60 system via PaceLink Receptacle Alternatively a Ped A Vac III Foot Pedal may be purchased and connected to a 60 90 p s i air supply to provide a vacuum source for theseAir Handpieces Specifications System Powe...

Page 7: ...ry depending on Handpiece Tip selection and application EOS ESD Specifications The specifications shown below apply except on Soft Ground Systems which have a 1 meg ohm current limiting resistance and a label placed on the power source front panel referring to EN 100015 1 Tip To Ground Resistance Less than 5 ohms AC Leakage Less than 2 Millivolts RMS from 50Hz to 500Hz Parts Identification General...

Page 8: ...ise proper precautions when using materials e g fluxes solder paste Refer to the Material Safety Data Sheet MSDS supplied with each material and follow to all safety precautions recommended by the manufacturer 5 POTENTIAL SHOCK HAZARD Repair procedures on this product should be performed by Qualified Service Personnel only Line voltage parts will be exposed when the equipment is disassembled Servi...

Page 9: ...ce b Place the SP Tip Tool Stand beside the power source inserting ends of the 2 Mounting Screws into the 2 SP Tip Tool Stand lower mounting holes shown c Install a knurled Thumb Nut onto the end of each Mounting Screw Tighten Thumb Nuts to secure the stand in position 6 Place the supplied sponge in the SP Tip Tool Stand using the following procedure a Remove the 2 small punched out center portion...

Page 10: ... cord into the AC Power Receptacle at the rear panel of the power source 10 Plug the the prong end male end of the power cord into a 3 wire grounded AC supply receptacle The system is now ready for operation CAUTION To insure operator safety the AC supply receptacle must be checked for proper grounding before initial operation 11 Read the Operation section of this manual thoroughly before operatin...

Page 11: ...mperature is OFF enter a temperature at this time see Operation section of this manual Ensure that the system is placed in a well ventilated area Smoke will be emitted from the heater assembly during the burn in cycle Use the following instructions to perform the Heater Burn In procedure 1 Place the Power Switch in the OFF 0 position 2 Ensure that the handpiece is connected to the system power sou...

Page 12: ...mperature for 15 minutes 11 At the conclusion of the 15 minute time period power is removed from the heater The Digital Readout will display Burn In Complete Press and release the Set Key to EXIT Heater Burn In and return the system to the Temperature Display Mode normal operation NOTE The microprocessor circuitry within the unit monitors the system to insure proper results If any abnormalities ar...

Page 13: ...atures of a ST 60 system If an air handpiece SX 70 TP 65 or TJ 70 is connected to the ST 40A actuation of its finger switch will activate air flow through the AUTO SNAP VAC and Controllable PRESSURE ports of the ST 60 system To link your ST 40A system to a ST 60 system perform the following procedure 1 Place your ST 40A ST 60 systems adjacent to each other side by side or stacked one on top of the...

Page 14: ...ccess on densely populated assemblies 2 TIP ACCESS VISIBILITY The tip selected must easily contact the joint without touching the board substrate adjacent components or other solder joints Longer thinner more tapered tips allow the operator to more easily access and view the solder joint during soldering for better process control However such tips generally have much less heat transfer ability th...

Page 15: ...Chisel 1121 0335 Single Sided Chisel 1121 0532 1 16 Chisel High Capacity 1121 0414 3 16 SHANK THERMO DRIVE TIPS for SP 2A Sodr Pen 1 16 Chisel Extended Reach 1121 0499 1 16 Bent Chisel Ext Reach 1121 0500 1 64 Conical 1121 0516 3 32 Chisel 1121 0360 1 64 Bent Conical 1121 0526 1 8 Chisel 1121 0337 3 64 Chisel 1121 0524 3 16 Chisel 1121 0358 3 64 Bent Chisel 1121 0525 Single Sided Chisel 1121 0406 ...

Page 16: ... the handpiece with the heater pointed up at an angle to prevent injury to personnel 1 Select the proper tip for your application Refer to Table I or the PACE Tip Applications Catalog 2 Install the selected tip in the following manner a Hold the handpiece with the heater up at an angle heater hot b Insert the Tip all the way into the heater bore using the supplied Tip Tool c Gently tighten the hea...

Page 17: ...15 ...

Page 18: ...n system operation Quick Start Procedure 1 Insure that the Set Up procedure has been performed including the Heater Burn In procedure Check for the following a Handpiece connection to the power source b Proper tip installed in handpiece c Power cord connection between house AC supply receptacle and the power source 2 Turn the Power Switch On 1 3 Press the Set Key Set Temp OFF Press SET then Quick ...

Page 19: ...Key 6 Observe the Digital Readout as the Set Temp stabilizes at the desired Tip Temperature NOTE Read the Operation and Set Up Mode sections of this manual to utilize the full capabilities of the system This is especially important when using large soldering tips or other SensaTemp handpieces Quick Start Basic Operation C Temp XXX Set Temp XXX C Temp XXX C XXX C ...

Page 20: ...the Operating Tip Temperature is displayed Additionally the Set Tip Temperature will also be displayed after temperature adjustment until the temperature stabilizes In Temperature Display Mode will be displayed on the Digital Readout if the Tip Offset Constant value is greater than 0 TEMPERATURE SETBACK System feature which when enabled will independently set back the Set Tip Temperature to 177 C ...

Page 21: ... Selection System booklet PACE P N 5050 0251 as a guide to accurately set and maintain a true tip temperature for any size and type of SMT tip Password The Password feature of the ST 40A system when activated will prevent unauthorized alteration of stored system temperature parameters and feature settings refer to Table I Factory Settings If a Password has been installed the Digital Readout will d...

Page 22: ...d information on selection of the proper tip handpiece and temperature options for your particular application Digital Readout Operation 2 The Digital Readout provides a 2 line LCD display of the temperature information The Digital Readout will show a The software version of the system power source for 2 seconds on initial power up b Temperature display in C or F programmable in Set Up Mode c The ...

Page 23: ...ture Set Temp XXX in theTip Temperature Set Mode and the Tip Offset Constant value Offset XXX for offset values greater than 0 g The Tip Offset Constant Offset XXX above the Set Tip Temperature Set Temp XXX i n the Tip Offset Mode h in Temperature Display Mode if the stored Tip Offset Constant value is greater than 0 i A variety of text messages to denote system status e g time to setback Password...

Page 24: ...tal Readout will display the stored Set Tip Temperature and the Operating Tip Temperature If the Digital Readout displays Set Temp OFF factory setting proceed to step 5 Allow sufficient time for the handpiece to heat and the Operating Tip Temperature Temp XXX to stabilize at the Set Tip Temperature The Digital Readout will now display only the Operating Tip Temperature plus if the stored Tip Offse...

Page 25: ...fore adjusting the system parameters Refer to Password in the Operation portion of this manual 6 If the Digital Readout reverts to the Temperature Display Mode normal operation press the Offset Key once to enter Tip Offset Mode Immediately press and hold the Scroll Up Key Observe the displayed Tip Offset Constant value increase first in 1 and then in 10 increments Release the key when the Tip Temp...

Page 26: ... will revert to the Temperature Display Mode normal operation 10 If the Digital Readout reverts to the Temperature Display Mode normal operation press the Set Key once to enter Tip Set Mode Immediately press and hold the Scroll Up Key Observe as the displayed Set Tip Temperature increases first in 1 then in 10 increments C or F Release the key when the Digital Readout reads 316 C or 600 F Immediat...

Page 27: ...perature and Tip Offset Constant even when power is removed 14 Turn the Power Switch to the OFF 0 position Turn the switch back to the ON 1 position 15 Press the Set Key Notice that the system has retained the stored Set Tip Temperature and Tip Offset Constant in memory Immediately press the Set Key once again to exit Tip Temperature Set Mode 16 In order to prevent a handpiece tip combination from...

Page 28: ... the desired Set Tip Temperature The maximum possible Offset is 139 for C 250 for F The Set Tip Temperature the Dynamically Adjusted Tip Offset value usually different from the entered Tip Offset Constant cannot exceed 489 C 912 F If this limit is exceeded the system will automatically lower the maximum possible Set and Operating Tip Temperature accordingly 17 Press the Offset Key Notice that the ...

Page 29: ...back feature 1 AUTOMATIC ACTIVATION The system memory can be programmed so that the system will automatically activate Temperature Setback after a selected period 5 120 minutes of handpiece inactivity See the Set Up Mode section for details on programming this feature 2 MANUAL ACTIVATION The operator can manually force the system to place the system in Temperature Setback by performing the followi...

Page 30: ...justable in Set Up Mode after entering Temperature Setback This feature is automatically enabled when Temperature Setback is enabled Operation When the system has entered Temperature SetBack an Auto Off timer within the system circuitry will start running 1 If any key is pressed during the selected time out period the Auto Off timer is reset 2 The bottom line of the Digital Readout displays X XX t...

Page 31: ...applicable part of the Set Up Mode portion of this manual Operation FEATURE FACTORY SETTING Password Disabled Temperature Setback Enabled Setback Time 90 Minutes Auto Off Enabled automatically when Temperature Setback is enabled Enabled Time To Auto Off after entering Setback 30 Minutes Default Temperature Scale C F F Set Tip Temperature OFF LO lower Temperature Limit 204 C 400 F HI upper Temperat...

Page 32: ...e scale to F or C as desired 3 Enable or disable the Temperature Setback Auto Off features 4 Adjust the time out period of the Temperature Setback Auto Off features 5 Enter remove or change a Password The following instructions should be performed to familiarize the operator with the system Entering Set Up Mode 1 Place Power Switch in the OFF 0 position 2 Press and hold the Set and Scroll Down Key...

Page 33: ...d in the system If this is the case press the key directly beneath the word No Offset Key on the Digital Readout Any previously stored Password will be removed from the system c If you wish to enter a new Password press the key directly beneath the word YES Scroll Up Key on the Digital Readout The Digital Readout will display Enter New Password Enter a new 4 key sequence Password As each key is pr...

Page 34: ...set above or equal to the LO lower temperature Limit setpoint LO Lower Temperature Limit Setpoint 9 The top line of the Digital Readout will now display Lo Limit XXX C or F This is the stored value of the Lower Temperature Limit in increments of 1 F or C 10 Press Scroll Keys as necessary to increase Scroll Up Key or decrease Scroll Down Key the Lower Temperature Limit value 11 Press and release th...

Page 35: ...back Enabled or Disabled Push to Change Press the Scroll Up Key if you wish to change the current selection As received from the factory the Temperature Setback is Disabled 16 Press and release the Set Key 17 The top line of the Digital Readout will now display Setback X XX indicating time to Auto Setback in hours and minutes 5 minutes minimum 2 hours max in increments of 1 minute To change the ti...

Page 36: ...o decrease the time period 20 Press the Set Key 21 The Digital Readout now displays Exit Setup Yes over Set Key No over Offset Key If you wish to change any of the previously stored parameters except Password press the Offset Key and perform steps 7 through 21 Press the Offset Key 2 times to back up to step 6 Password 22 Press the Set Key to exit the Set Up Mode and store the new settings in syste...

Page 37: ...k handpiece The displayed message may be flashing The handpiece heater assembly may be defective Refer to Table V to check handpiece The displayed message may be flashing Power source malfunction Call PACE Customer Service for assistance Power source malfunction Call PACE Customer Service for assistance Power source malfunction Call PACE Customer Service for assistance Table III Digital Readout Me...

Page 38: ...e malfunctions Corrective Maintenance Symptom Probable Cause Solution No power to system Blown Fuse Check handpiece using Table V Replace fuse located in AC Receptacle Fuse Holder No heat on handpiece Defective Heater See Table V or refer to handpiece Manual Table IV Power Source Corrective Maintenance ...

Page 39: ...er Specifications column If resistance is high Open Heater Replace Heater Assembly Check resistance Pin 3 to Pin 6 If circuit reads open Open Sensor Replace Heater Assembly Handpiece overheating LED is Red Check resistance Pin 3 to Pin 6 Resistance should be 110 ohms If resistance is less than 105 ohms Shorted Sensor Replace Heater Assembly Fuse blows when unit is turned on Check resistance Pin 2 ...

Page 40: ... 5 Feed the CableAssembly leads back through the replacement Insulator with the notched end of the Insulator facing the Heater Assembly end Feed the 2 Blue leads through the holes marked with the letter B and the 2 White leads through the holes marked W Feed the Green lead through the unmarked hole Insure that the Cable Assembly leads do not become crossed with each other 6 Plug the wire leads of ...

Page 41: ... Heater Retaining Nut to secure the Heater Assembly and rubber Compression Spring to the Handle 11 Tighten the white plastic Strain Relief Screw if present located at the rear of the Handle until the screw is flush with or just above the Handle surface to secure the cable assembly in position A replacement screw is supplied in the event that replacement becomes necessary 12 Perform the Heater Burn...

Page 42: ...ce 6025 0014 P1 4 SP 2A Heater Assembly 54 Watt 6010 0086 P1 5 Heater Set Screw 1348 0547 P10 Table VI SP 1A SP 2A Parts SP 1A SP 2A Handpieces Listed are the replacement parts which may be ordered through your local authorized PACE distributor To obtain any other replacement parts contact PACE Customer Service directly at Tel 301 490 9860 or FAX 301 483 7030 ...

Page 43: ...mp Time Lag PPS 25AE 1159 0213 1 25 Amp Time Lag PPS 25AJ 1159 0217 12 SP 1A Sodr Pen 37 Watts 6025 0013 P1 13 Wire Brush 1 8 inch diameter 1127 0006 P5 14 AdapTip Kit for SP 2A Sodr Pen 1360 0083 P1 15 Tip Temp Selection System Booklet 5050 0251 16 V SX Vacuum Option solder extraction 6993 0131 17 SX Tip Tool Stand for air handpieces 6019 0044 18 TT 65 ThermoTweez Handpiece 7025 0001 P1 19 TT Tip...

Page 44: ...to PACE Incorporated Applications Engineering Fax 301 604 8782 9893 Brewers Court Laurel MD 20723 1990 U S A Document 5050 0361 Rev D Date of Submission Nature of Change Identify page and paragraph and include proposed rewrite if possible Reason for Recommendation Name of Submitter Company or Organization Mailing Address Telephone Voice Fax e Mail Thank you for your comments they are greatly appre...

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