UK - European distributor, supplier and specialist repairer of FANUC CNC Parts. OEM brand names and trademarks featured are the property of their respective authorised owners and for descriptive purposes only.


A06B-6044-H022 AC Spindle Servo Unit Fanuc


A06B-6044-H022 - POA

  • Service Exchange
  • Repair
  • Test

Please email or call to check stock of the A06B-6044-H022 Fanuc Spindle AC Servo Drive. The AC Spindle unit is housed in a sturdy metal anodised case driven by the Spindle Card PCB which connectson to the top of the drive. The type of  Fanuc Spindle Motor for each drive is controlled by a specific ROM chip, We stock a wide range of the AC Spindle Drives and AC Spindle PCB Cards All stock Fanuc Spindle Drives carry a warranty and are available for same day dispatch.

A06B-6044-H022 Technical

A06B-6044-H022 Next drive in this series A06B-6044-H023


Alarm 01 (AL-01) Motor Overheat
Damaged motor fan, overload, motor cooler is dirty, loose connection.
Replace parts, clean cooler, check connections, review cutting conditions.

Alarm 02 (AL-02) Excessive Speed Deviation
Overload, transistor module is damaged, loose connections, error with speed feedback signal, blown fuse.
Replace parts, check connections, review cutting conditions.

Alarm 03 (AL-03) Blown Fuse in DC Link Section
Indicates that the fuse F7 in DC link is blown
Check power transistors and replace fuse.

Alarm 04 (AL-04) Input fuse blown / Input power open phase
Defective transistor module, blown fuse.
Replace parts, replace fuse.

Alarm 05 (AL-05) Control Fanuc Power Supply Fuse Blown. AF2 or AF3
Defective PCB, Abnormal power supply voltage.
Check power supply, replace Fanuc Board, replace fuse.

Alarm 07 (AL-07) Excessive Speed
Incorrect parameter setting.
Reset parameter value.

Alarm 08 (AL-08) High Input Voltage
AC power supply too high, incorrect setting of toggle switch for voltage setting.
Change setting from 200V to 230V.

Alarm 09 (AL-09) Heat sink is overheated
Cooling fan is defective, overload, dust and dirty.
Replace fan, review cutting conditions, clean parts.

Alarm 10 (AL-10) +15V power voltage is low
Drop in input power, momentary power failure.
Correct case and reset alarm.

Alarm 11 (AL-11) Overvoltage of DC Link Circuit
High power impedance,  Fanuc PCB or transistor module are defective.
Check AC power, replace damaged fanuc part.

Alarm 12 (AL-12) Overcurrent flows to DC Link Circuit
Output terminals or internal motor of motor is shorted, defective PCB or transistor module.
Check connections, replace damaged parts.

Alarm 13 (AL-13) CPU Inter Data Memory Alarm
Replace PCB

Alarm 14 (AL-14) ROM Is Defective
ROM not mounted, not mounted correctly or fault
Check EPROM.


Shipping Details

Find and order Fanuc CNC machine spares with just a few clicks from wherever you are. Same or next day service on stock. NEW & Obsolete Fanuc. Also, Repair Fanuc and Fanuc support for CNC products we sell.

We use UPS are our preferred courier. By doing so, we are able to offer delivery to more than 90% of the UK with a next-working-day delivery service*, including vital tracking functionality and POD information. Items shown as 'in stock' and confirmed as ordered by 3 pm Mon-Thu and 12 pm Fri (excluding Bank Holidays) can be delivered the next working day. (Subject to availability and shipping restrictions). For urgent orders, we can also offer a same day delivery service - please speak to our dedicated customer service team about this option.

UK Shipments. We can offer same day delivery and timed next day deliveries to most places in the UK, This is just a small list of places included: Newcastle, Sunderland, Barrow, Carlisle, York, Bradford, Leeds, Huddersfield, Huddersfield, Manchester, Swindon, Sheffield, Hull, Lincoln, Chester, Stoke, Nottingham, Norwich, Birmingham, Coventry, London, Northampton, Oxford, Dover, Portsmouth, Southampton, Liverpool, Bournemouth, Torquay, Plymouth, Newquay, Bristol, Ruislip, Middlesex, Scotland, Glasgow, Edinburgh, Stafford, Swansea, Cumbria, Cardiff, Lincolnshire, Yorkshire

Most Fanuc European Locations, We can offer next day delivery to the following locations in Europe.** We also may be able to offer a before 12 pm Service (dependent on location).
Austria, Belgium, Czech Republic, Denmark, Deutschland, Dublin, Finland, Fanuc Francais, Germany, Hungary, Ireland, Italy, Luxembourg, Monaco, Netherlands, Poland, Slovenia, Spain, Sweden.

Rest of the World and European destinations, 1-2 days estimated shipment.**
United States, Canada, Mexico, Bulgaria, Cyprus, Crete, Estonia, Iceland, Latvia, Lithuania, Switzerland, Portugal, Norway, Albania, Bosnia, Belarus, Croatia, Montenegro, Russia, Turkey, Ukraine

Rest of the World 2-4 Day estimated shipment.**
Australia, New Zealand, Bangladesh, Indonesia, Philippines, Saudi Arabia, UAE, The Middle East, Africa, Central America, and the Caribbean.

* UPS services are subject to delivery exception areas detailed below:

AB12, AB37, AB38, AB44, AB45, AB53, AB54, AB55, AB56, CA18, CA19, CA20, CA21, CA22, CA23, CA24, CA25, CA26, CA27, HS1, HS2, HS3, HS4, HS5, HS6, HS7, HS8, HS9, IM, IV10, IV11, IV12, IV14, IV15, IV16, IV17, IV18, IV19, IV20, IV21, IV22, IV23, IV24, IV25, IV26, IV27, IV28, IV30, IV31, IV32, IV36, IV40, IV41, IV42, IV43, IV44, IV45, IV46, IV47, IV48, IV49, IV50, IV51, IV52, IV53, IV54, IV55, IV56, IV7, IV9, KA27, KA28, KW, LA15, LA16, LA17, LA18, LA19, LA20, LA21, LA22, LA23, PA20, PA21, PA22, PA23, PA24, PA25, PA26, PA27, PA28, PA29, PA30, PA31, PA32, PA33, PA34, PA35, PA36, PA37, PA38, PA41, PA42, PA43, PA44, PA45, PA46, PA47, PA48, PA49, PA60, PA61, PA62, PA63, PA64, PA65, PA66, PA67, PA68, PA69, PA70, PA71, PA72, PA73, PA74, PA75, PA76, PA77, PA78, PA80, PA81, PA82, PA83, PA84, PA85, PA86, PA87, PA88, PH17, PH18, PH19, PH20, PH21, PH22, PH23, PH24, PH25, PH26, PH30, PH31, PH32, PH33, PH34, PH35, PH36, PH37, PH38, PH39, PH40, PH41, PH42, PH43, PH44, PH49, PH50, TR21, TR22, TR23, TR24, TR25, ZE. Please speak to us if you require express delivery to these areas.

**DAP – Delivered at Place (named place of destination). CNC Spares and Repairs Limited shipping costs cover carriage to the place named by the customer at the time of purchase, except for any costs related to import clearance. Import clearance = import duty and VAT.

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