Mazak alarm 44 spindle malfunction 3 manual

At the spindle amp, there are 2 connectors, one with a cable and the other the buss terminator. In the controller of the spinlde reads f46c. All Mazak machine tools are engineered with a number of safety devices to protect personnel and equipment from injury or damage. Action Contact Mazak Technical Center or Technology Center with the information of the first item (Alarm No. Need Help! Mazak T32-3 Alarm 015 System Malfunction. I advise you to contact Mazak. Same outcome for both. 398 (F198) OPERATION SWITCH MALFUNCTION The status of any of the switches below is abnormal before the power is turned on. 1) Memory clear & reload from backup. Here you find more information about Siemens AG – Aug 12, 2022 · We replaced the battery on each of the MR-J2 units with the 3. Here you find more information about Siemens AG – Jul 17, 2016 · Hello members, We have a MAZAK VTC 20B machine. May 27, 2008 · Dave, you can easily change the spindle ramp time on the spindle drive, less of a spike. 1 bit or 3 bits high. We are having intermittent problems with our QT20, alarm 15 system malfunction. 6 %âãÏÓ 2344 0 obj > endobj xref 2344 72 0000000016 00000 n 0000005376 00000 n 0000005630 00000 n 0000005762 00000 n 0000005914 00000 n 0000006058 00000 n 0000006726 00000 n 0000007136 00000 n 0000007297 00000 n 0000007472 00000 n 0000007538 00000 n 0000007709 00000 n 0000010181 00000 n 0000010901 00000 n 0000011058 00000 n 0000011132 00000 n 0000011283 00000 n 0000011386 00000 n Jul 27, 2011 · After resetting m/c the alarm often will not come on for hours or days, the service manual says that the pressure sensor is activated whenever pressure drops to below 0. and manual name. Need Help!-. Also check the little hydraulic cylinder on the top of the spindle that activates the tool clamp. basically safety interlock would stop spindle if it read door was open even if door was Jul 3, 2019 · There should be a data along with the alarm . Now the problem is when I try to run the program, the spindle ramp up is really fast and is shutting off power to the machine. 3 kg/cm, or . Feb 12, 2009 · Mazak T32-3 Alarm 015 System Malfunction. Thanks to the original post I looked at a thread unit and found both 'peck' and 'planet' tapping . After cycling power, the menu option for the brake was there. and 303 ATC amr 0B malf. I looked in the cabinet and the drive is flashing 65. 1500 rpms. Hi, Problem could be the CAM11 cable or the MCP/CPU (MC1xxx) card on CNC from which this cable comes out. 204 SPINDLE CONTROLLER MALFUNCTION. thought someboby may have an idea. I did google search but no sign of this alarm but it must exist because the unit is indicating this alarm (also all the alarm list is printed on the cover of the drive but no alarm 43. Mazak Alarm 366 SHIFTER CONTROLER MALFUNCTION. No clue what's going on here. Issued by Manual Publication Section, Yamazaki Mazak Corporation, Japan 10. ) but after a few minutes the main spindle drive LEDs go Mazak, Mitsubishi, Mazatrol > Mazak T32-3 Alarm 015 System Malfunction started machine up this morning and had a few different alarms first 2 was, 10 detector malfunction 2 emergency stop hit reset and got 72 servo warning 82spindle warning power off and power back on and got 2 new alarms 12 absolute postion warning 31 servo malfuction been waiting to here back from mazak. R. INADEQUATE) and pressing the ATC ARM SEING ANGLE will move the arm a little but then have alarm 302 ATC ARM DRIVER MALF. Mazak T32-3 Alarm 015 System Malfunction. Mazak Nexus 200 - Battery Malfunction Alarm. Jul 11, 2022 · Re: M41 SPINDLE MALFUNCTION 1. " We believe w. In our company, we have 14 Mazak machines FH6000, FH4800, VCN510, VTC200, QTN200 and so on. Mar 12, 2013 · The top connector in your second picture is the start of the buss that controls the servos and spindle. The tool that was in the spindle just dropped when it cycled through to this state. The alarm is always on the first process "facing" when the tool Jun 20, 2017 · If you have hours on this machine you might want to check your X axis grease lube line under a sheet metal cover on the back side of the machine table. If a new manual is required, please order from the nearest Technical/Service Center with the manual No. Can anyone tell me if it's the pressure switch or do I need to rebuild the the unit with a motor and gears. Mazak VCN compact 5x alarm 33 servo malfunction Jun 29, 2011 · My biggest concern is bug #386. 6V. If CAM11 cable is ok, need to check 1) Memory clear & reload from backup 2) Replace MCP/CPU card & check. Apr 10, 2013 · I can't see how a "coolant chiller" will give a spindle lube alarm, maybe a spindle oil chiller The oil chillers will shut down with high head pressure and give an alarm on the CNC if the air flow over the condenser coil drops due to fan quitting or things getting plugged up. Acceleration to rpm's is ok. when I turn the spindle by hand on my screen it shows revolutions per 8 for example 8 then 16 then 24 then 32 then 41 then 49 and this continues as I increase the revolutions by hand . Any idea where to look would be great. View and Download Mazak VCU 400 instruction manual online. Mazak Alarm 205 MILLING CONTROLLER MALFUNCTION. %PDF-1. When I remove the wires to the pressure switch, it will not alarm out. Mazak PLC Alarm List. Siemens Forum - Learn everything around the CNC production and can ask extensively about SINUMERIK at CNC4you. Smooth G. Sep 8, 2008 · Hello everyone, i have a mazak plus machine with alarm on the screen 44 spindle malfunction 3. When I manually pump it, the alarm can be cleared. Sep 10, 2008 · CHIRON Group Forum - The CHIRON Groupis a global company specializing in CNC vertical milling and mill-turn machining centers, as well as turnkey manufacturing Mar 16, 2009 · Ah I see, now its a soft key. Jul 3, 2009 · Mazak FH-480 Spindle Malfunction Alarm. When I'm manually running the machine, I can decelerate slowly and hit "spindle stop" with out an error, and the spindle still stops quickly. blown components on the SE-IO1 circuit board 3. rating] AC 30 kW (0 hp) [cont. or the machine name, serial No. Alarm 15, drive 1 =A6, drive 2 =f6/e7, drive 3=e6. Jul 20, 2015 · The alarm still comes on. choppy. A bad SE-PW power supply 2. Jul 16, 2015 · hope that helps I cant get anything from Mazak on this BUT Mitsubishi solved the #22 alarm (wrong parameters) , I still have the 121 alarm Over travel and if I press the OT release button I get a new alarm 226 Spindle Gear Shift Sensor Malfunction. Thank Re: Alarm 221 (Turret Sensor Malfunction) Check odd/ even polarity proximity switch or angle encoder count bits. It looks at switches around MAGAZINE, SETUP SWITCH,TOOL CLAMP SWITCH, SPINDLE STATUS and so on. rating] 179 N∙m (132 ft∙lbs) [30-min. Apr 11, 2013 · Mazak 20/40B persistant spindle lube alarm. Fanuc 6MB11 "2013 magazine servo unit alarm". Jun 4, 2018 · Hi Dave, The SQT "M" machines actually use the live-milling motor to rotate the turret. Attempt 2. It has a Bijur #TMD-5 lube unit. Check and remedy Turn off the main circuit breaker and. 202 HYDRAULIC PRESSURE DOWN. Aug 29, 2019 · two alarms popped up yesterday, No 68 – spindle inverter overcurrent, no 211 spindle driver malfunction and number 32 on the drive. 93. May 2, 2023 · Refer to the Mazak Manuals for detailed information on specific alarm codes; Identify the recommended troubleshooting steps and follow them carefully; Tip 2: Regular Maintenance. Alarms are disappearing after shutdown an main braker in OFF position for couple seconds. Any alarm indication on the spindle drive 7 segment display? You may also go to diagnosis alarm page and give the complete alarm details along with numbers mentioned in the bracket, which will help to find the exact cause. - Cycle start button - Spindle start button - Spindle JOG switch - Magazine FORWARD/REVERSE button - Tool Apr 4, 2014 · Well as stated above, Im having trouble with our Mazak. vibration resonance much more at certain rpm. I usually adjust my feeds and speeds so that it's around 90% and I never had any issues with the sub-spindle before. Hmm. Mits has all of their manuals online. 66 psi which is next to nothing, i,m wondering what is normal running pressure is, when hot. 2. Always keep this manual near the machinery for immediate use. D. I get Alarm 20 NMI emergency stop and Alarm 204 Spindle controller malfunction. Feb 27, 2023 · We have a mazak 5 axis with mazatrol matrix 2. Slideway lube malfunction? This is on a Mazak QT-20 with a Mazatrol T-Plus controller. I have looked through other threads but haven't found anything. They worked A broad range of specifications is accessible to satisfy a variety of procedure integration requirements. Also check clamp unclamp relays. Would appreciate any help. The controller is a mds-b-sp-110. Mazak Alarm 205 MILLING CONTROLLER MALFUNCTION Description An alarm occurred at milling spindle controller. Turn off the main circuit breaker and then turn it back on. May 16, 2012 · The time now is . Still getting alarm. While spinning the rear spindle, it does not seem to be the smoothest i. If indeed the relocator thinks you have tilted or moved the machine, you will need a code to unlock it. AEM191; Sep 15, 2022; Mazak; Replies 1 Views 666. South East Asia Technology Centre. Two of our machines were Oct 3, 2003 · VTC-160A/B, VTC-200B/C & VTC-300C (Mazatrol Fusion 640M) Publication # C557MA0014E. After that it wouldn't move any more and any tool change would bring back the "292- no unload arm shifter pos error" alarm. The 204 alarm is not controller specific, just tells you where to start looking. i would think it would be at least 30 psi +. Took the drives out and cleaned the fans, all work fine, got a new spark arrestor no Alarm 41 Spindle malfunction after amplifier change. These drives won't be in the bank pictured above, but usually stand alone inside the electrical cabinet. After getting it hooked up and moving around and replacing the battery on the magazine drive I tried a few tool changes. Malf. So now need help on this new isssue Dec 27, 2018 · That is the only way. A sizable drop in force could lead to vibration and runout, which can damage your spindle and your parts. Sep 24, 2013 · The 257 Tool Unclamp Sensor Malfunction and the 256 Tool Clamp sensor malfunction went away and now I am getting the 302 ATC arm Driver malf. 34 Servo malfunction 3 (&0000006F, &0008, ) Feb 4, 2016 · Join us! eMastercam - your online source for all things Mastercam. It's a rapid change from one speed to another that seems to be the issue. MDI 1 and 2 with reset clears it but then it comes back pretty quickly. It has been throwing a alarm 21, power unit drive malfunction. Here you find more information about Siemens AG – Dec 17, 2023 · Require Mazak Technical Center or Technology Center to re-set the spindle parameters. We got a #379 Battery Malfunction Alarm (TAIL) According to the manual it says to replace the battery, but we have no idea where the battery is located at. Sep 15, 2022. 6. I exchanged it (to a refurbished used one) and the machine would boot, i can jog the spindle to any RPM (if i start it with 0rpm and raise it). Feb 27, 2023 · The machine starts up with an alarm 9 absolute position malfunction (&00000001, &0010) and alarm 72 servo warning (&0000009F, &0010) and if I wait a while the alarm 33 pops up with an e stop alarm at the same time or if I try and home the machine it pops up right away. Nov 11, 2018 · The FR-SE spindle drives are known to fail after a couple decades of use. On gear 2 machine get to 2200 rpm but deceleration to 0 rpm is taking over 10 second. Bit 7 had to be highlighted. I gather some infos here machine should be run at 200-225 volts Nov 19, 2017 · Hi all. Also under diagnosis --> SPindle drive, check what is written against Jun 27, 2018 · 360 spindle cooling malfunction alarm in yellow Metalworking- / Woodworking Tooling / Manual Machining; Mazak T32-3 Alarm 015 System Malfunction. Apr 15, 2011 · Forum Rules. 44 SPINDLE MALFUNCTION 3 Cause. I believe its supposed to cycle every 8 minutes. I have yet to ever see it pump automatically. lets do it again. is a relocation detector, a device that prevents you from moving the machine to Iran or to the residence of the evil Putin At least without the knowledge of the Mazak company. over amperage alarm,, etc. tool change never gonna work cause spindle orientation isnt completed. Check and remedy Turn off the main circuit brea. " Update: We were able to manually move the tool shifter after activating a parameter to add a menu option to release the break. I set the max rpms to 2500. Jan 12, 2012 · After checking transformer taps, and getting the phasing correct, I get alarm 25 main power supply malf on the screen. Regards, Nov 5, 2012 · The tool arm would move, but it would only move up to the point where the spindle was supposed to release the tool. Can anyone point me in the right direction? Jul 9, 2008 · The controller itself should have a red led on and if it's a newer one will display an alarm code that coresponds to the manual. Yamazaki Mazak Singapore. TV . 281 alarm is obviously you cant start spindle without gears engaged. I found that when I open the machine, the axes go to the home point. Also please check the 7 segment led status on power supply drive and spindle drive unit Turn off the main circuit breaker and then turn it back on. I'm still thinking it has something to do with the chuck data. Having an issue with this alarm. Attempt 1. Dec 3, 2013 · It was a different tool that fell out. i also had mazak at certain speeds it read back tool loading door was open and spindle would stop. At first we thought it was the prox switch so we installed a new one but it still throws the alarm. What do you think? Nov 5, 2009 · Alarm #260. Yes, friend's machine was sitting in his hot garage for 2 years. Fresh Mazak pullstud torqued to the spec the Sandvik guy gave me and everything. Nov 14, 2022 · Your battery alarm is probably something like the turret-index, or tailstock/sub-spindle drives. Replaced batteries, reloaded parameters via keypad, and cleared all but this one fault code. blown main power block(s) in the base of the drive. It connects to the servo amp shown in the lower left corner of the picture in post #4, the other connector goes to the spindle amp. Jan 12, 2019 · On gear 1 machine get to 900 rpm but brake to 0 rpm is taking over 6 seconds. H. e. 205 MILLING CONTROLLER MALFUNCTION. 7 ( 3 ) 114. After turning NC power off, turn the main circuit breaker off and then turn it back on. I had to change mine to 5 seconds, 25hp on a 20hp RPC, and it still won't fire up the spindle in high gear. If the alarm is not released, please contact your MAZAK service representative. If I switch off the 100 amp breaker to the VFD, I get alarm 204 spindle drive alarm along with the 205 alarm. It doesn't seem to have anything to do with the load because one time it stopped mid-air during a rapid move. We have a Mazak Qt 200 lathe that keeps giving a 221 turret unclamp sensor malfunction alarm. Any ideas? Similar Threads: Newbie-mazak H1250 spindle malfunction alarm 44; Need Help!-mazak alarm 206 spindle lube malfunction; Spindle cooling with PC Liquid cooling system; Need Help!-Mazak T32-3 Alarm 015 System Oct 10, 2017 · could be electronic circuit board that controls motor. Check and remedy. Use input and output table in diagnostics and write a truth table for each turret position. Dec 16, 2013 · Many thanks to your reply Botha. . Aug 5, 2016 · We are having intermittent problems with our QT20, alarm 15 system malfunction. The machine started out by giving is a few random alarms i. There should be a data along with the alarm . 236 alarms is proxy alarm that aux shaft wasnt engaged properly. Pull force secures tool holders in the spindle. Công ty TNHH However, when trying to orient the spindle or start at a given RPM it throws alarm 41, the servo amp MDS-B-SP-110 gives me E4-32 which seems to be an Mazak, Mitsubishi, Mazatrol > Alarm 41 Spindle malfunction after amplifier change Standard 10000 rpm spindle 10000 rpm spindle output/torque diagram Speed Output Max. 42 SPINDLE PARAMETER MALFUNCTION (****,*****,***). List of Wearable Parts. Together, we are the strongest Mastercam community on the web with over 56,000 members, and our online store offers a wide selection of training materials for all applications and skill levels. Pressing the ATC ARM 180 or 0 buttons gives me an alarm 367 ARM REV (ARM POS. It looks like the arm is out of alignment just enough to touch the side of the spindle when it is changing the tool. I have spare boards/amplifiers from another machine that was working but was scrapped years ago by previous owner. Many thanks to your reply Botha. Any help is greatly appreciated. Parameter was RB16. We have a Mazak Integrex 100-IV with second spindle and it keeps throwing code 212 magazine driver malfunction but everthing is running fine. Live and learn. Also please check the 7 segment led status on power supply drive and spindle drive unit Mar 19, 2008 · 2003 Mazak SQT100MSY, fusion control, started getting "360 spindle cooling malfunction" once a day for about a week, just hit reset, no problem, wait for something to break? Now its broke, started by replacing the spindle cooling fan, made no difference. ) displayed in parentheses. The time now is . Started my QT8 lathe this morning, homed it went to start the spindle (manually) to warm in up and I have received Alarm 015 (2, 9476) System malfunction. I have ran Mazak VMC's since 1989 (M32 control) and never noticed these options on newer controls. May be MELDAS service engineer required for this. Description. Mazak CNC Manual / Mazak / Alarm & Parameter Manual for Mazatrol M-32 Series. Mazak Alarm 204 SPINDLE CONTROLLER MALFUNCTION. Perform routine maintenance on your Mazak machine to prevent alarm occurrences; Ensure proper lubrication, cleaning, and inspection of critical components; Tip 3 Mazak VCU 400, VCU 500 User Manual. If the alarm is not cleared, please contact your MAZAK service representative. It flexes on every X move and 3 of the 4 lines on ours were broken. these parameters are all too often difficult to find because they are usually only referenced within the Feb 13, 2022 · I have a Mazak SQT10MS. When I looked at the alarm history, it also had a 204 spindle controller malf. Been around Mazaks for close to 20 years and this a first. It won't clamp if odd polarity isn't satisfied. rating] High-speed 16000 rpm spindle 16000 rpm spindle output/torque diagram 8000 rpm spindle output/torque diagram High performance at any speed Attention! Your ePaper is waiting for publication! . We changed the spindle logic card of the Receiving Power. May 27, 2011 · Sub Spindle Drive: r0 . the mill trips off after 20 seconds with alarm 206 "spindle lube malfunction. Feb 19, 2023 · Hi everyone, This is my first post on here so hopefully I've provided the right information. Even so! When machine is braking in gear 2 never manage to stop. Mazak Alarm 204 SPINDLE CONTROLLER MALFUNCTION Description An alarm occurred at spindle controller. Does anyone has the manual of this controller. . noname777. It sounds like you have a mechanical binding in this mechanism, or possibly the inverter for the live milling motor is going out. Dec 10, 2023 · Alarm 41 Spindle malfunction after amplifier change. thanks, chris 2 Similar Threads: These &0000 are called Hexdecimal numbers use to store binary parameters to Base 16 binary digits. alarm. Fan is running fine. 200 THERMAL TRIP (EMERGENCY STOP) 201 BREAKER TRIP. Changed out spindle cooling pump and cleaned radiator. Then, I'm guessing, when it looses pressure, or needs to be pumped, the alarm comes back on. New and popular video trends Sep 10, 2008 · Siemens Forum - Learn everything around the CNC production and can ask extensively about SINUMERIK at CNC4you. Looking at the pic that says 2. View online or download Mazak VTC-300C Operating Manual, Maintenance Manual. Jun 27, 2018 · Re: 360 spindle cooling malfunction alarm in yellow. Category overview ; List of all discussion forums ; The 100 latest forum topics ; IndustryArena. As said, don't turn the machine off until the culprit battery/batteries are replaced! ToolCat Feb 6, 2023 · Not very high. You are in NMI E Stop because your spindle controller is down. Nov 6, 2023 · With the first board, the machine will still run, it just won't continue to run if the spindle decelerates during operation. It's sitting around 55%. We have a Mazak FH480 with Daikin Oilcon chiller. torque 16000 rpm AC 37 kW (50 hp) [30-min. Main spindle Drive r0. All times are GMT +1. The spindle barely started spinning up before the thing fell. I did what the book said and hit reset and went and looked at the magazine and everything looks fine. I recently purchased a 1999 Mazak FJV-250 with Mazatrol 640M control. it is a Mazak Nexus 200 Any help?? Similar Threads: Need Help!-Alarm 406 Memory Protect Mazak Nexus 510c Matrix Control; Need Help!-mazak alarm 206 spindle lube malfunction; Need Help!- Oct 7, 2014 · I plowed through my maintenance manual and chapter 2. Unhide. A barely used Sandvik ER16 collet chuck, probably in the spindle 10 times. Find many great new & used options and get the best deals for Mazatrol Fusion 640T-Nexus MAZAK VCN-410A Mechanical Parts List Manual at the best online. Feb 21, 2022 · Thanks for the advice guys! The spindle control alarm is now fixed after switching the voltage taps and it brakes properly. I *think* the 250 spindle misop alarm is still the same from the nexus down to the quickturns, same alarm I get when try to start the spindle with the chuck in an "inoperable" state. 1999 IMPORTANT NOTICE Feb 12, 2009 · Thank you for your help, Gary. you cam really screw things up if you make what might seem like a simple change but you might see a drastick change in the 4 digits in the visble deilf denoting the Compressed Hex <base16>. Currently we are facing a problem with this one. If your spindle drive is bad, it is most likely one or more of three things: 1. This Manual is published to assist experienced personnel on the operation, maintenance and/or programming of Mazak machine tools. The machine has been sitting for a while and when i booted it up it worked fine for a few days until the spindle amplifier wouldnt boot (MDS-B-SP-110). Sep 10, 2008 · Forum - The expert community . It has live tooling and rear spindle. ie. List of Sensors, Limit Switches, and Oiling Points. I'm getting this servo alarm and can't figure out how to clear it out. It says Error No: 44 Spindle malfunction 3. Beside the TPM that we did, even though not 100%, we would need to study on why the servo is always malfunction. The book says power supply detected surge errors. Founded in 1988, Yamazaki Mazak Singapore plays a pivotal role in providing premium quality before and after sales service. I have no LEDS lit on the spindle drive, but on the AMP Status the LED's are blinking F1 then 36, F2 then 36. 95. Here you find more information about Siemens AG – Aug 5, 2016 · Mazak QT20 Alarm 15 - system malfunction. 3 encoder dimensions i would say that thing looks like what is sitting behind the brass pieces/limit switches in the first pic, post #10. May 27, 2011 · Siemens Forum - Learn everything around the CNC production and can ask extensively about SINUMERIK at CNC4you. i taped the door closed better and avoided that particular rpm. So far everything is normal. Cause: The Mar 10, 2011 · We had a Spindle cooling fan overtemp alarm back last spring, Maintenance replaced it and all was well until this week when it did it again, The operator opened up the end of the machine and put a floor fan blowing on the Spindle cooling fan and continued running. 4. Dec 6, 2013 · I have a 530C with a Smart control. Check spindle runout with a ground, calibrated spindle test bar every 6 months and/or after any crash. Check in the diagnosis screen. Oct 31, 2010 · Phase light was off when the Mazak tech showed it to me. Additionally, monitor your spindle’s spring force with a draw bar pull-force test. Thanks for your input Lee. 92. Recently, some of the machines had servo problem and need to repair. 206 OPEN FRONT DOOR (EMERGENCY STOP) 211 NOT OPERATED MCODE SIMULTA. Mazak Alarm Series For Large Not just the elizabeth series for large workpiéce machining, but furthermore the e-RAMTEC collection are outfitted with a memory spindle for deep ID turningmachining, and thé j-series are made to provide you the optimum value simply because well. It is now failing completely with a '81 Spindle Speed Error' on the monitor and 'AL 23' alarm on the drive. Cleaned all the sensors and still the same thing. Feb 2, 2019 · Alarm 212 is "magazine Drum Malfunction" Alarm 300 is "Magazine Shifter Pos. Yay! You see two of the pages here. Alarms on M32 from 200 are PLC alarms. 203 AIR PRESSURE DOWN. Moving the Z or orienting the spindle would trip that alarm again. Once these batteries were replaced and Absolute Position Recovery Procedure was performed, alarms 211,212, and 302 turned off leaving only alarm 42. Mazak VTC-300C Pdf User Manuals. Also changed the parameter that waits X# of seconds for the spindle to wind up, before it starts cutting. There are 5 possible reason for this alarm, but the machine is not giving me the reason, Just a number 21 alarm. After i have installed HEIDENHAIN Forum - HEIDENHAIN develops and manufactures linear encoders, angle encoder, rotary encoders, and CNC controls for rigorous positioning tasks. Today it popped alarm 15 during a run and during a few power shutdowns and restarts it kept coming back. 43 SPINDLE MALFUNCTION 2 Cause The spindle (NC reset level) is abnormal. An alarm signal has been sent from the shifter-use amplifier to the NC unit. problem would not happen at different rpm. The one that fell out of the spindle had no chance, it just fell straight out. If CAM11 cable is ok, need to check. 2 describes the encoder. 2) Replace MCP/CPU card & check. Y, I have also some alarm list of FR-SF drive and repaired many times this unit but I have never seen Alarm 43. We went ahead and put the machine into privilege mode and checked the Spindle Monitor parameters and everything looked good. qz rh lv tp ts yc ak um ed jr