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CNC Knowledge Hub

CNC Troubleshooting Guides & Parts Advice

Practical guides for UAE workshops — diagnose faults, pick the right spare parts, and keep your machines running. New articles every week from the Al Azhar CNC team.

August 05, 2026 9 min read

How to Choose a CNC Spindle — and Keep It Running in the UAE

How to Choose a CNC Spindle — and Keep It Running in the UAE You're searching "how to choose a CNC spindle" because you need to replace a failed…

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August 03, 2026 10 min read

NEMA 23 vs NEMA 34 Stepper Motor: Which One Does Your CNC Machine Actually Need?

NEMA 23 vs NEMA 34 Stepper Motor: Which One Does Your CNC Machine Actually Need? Ask any workshop manager in Dubai or Sharjah and they'll tell you…

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July 31, 2026 10 min read

CNC Machine Losing Steps: How to Diagnose, Fix, and Prevent It with the Right Spare Parts

CNC Machine Losing Steps: How to Diagnose, Fix, and Prevent It with the Right Spare Parts When a CNC machine starts losing steps, the financial…

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July 29, 2026 10 min read

CNC Machined Parts Sharjah: When Your Machine Stops, the Right Spare Part Gets It Running Again

CNC Machined Parts Sharjah: When Your Machine Stops, the Right Spare Part Gets It Running Again Picture this: a fabrication workshop in Sharjah…

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July 27, 2026 9 min read

CNC Spare Parts Abu Dhabi: A Field-Level Buying and Troubleshooting Guide for UAE Workshops

CNC Spare Parts Abu Dhabi: A Field-Level Buying and Troubleshooting Guide for UAE Workshops The most expensive mistake Abu Dhabi workshops make is…

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July 24, 2026 8 min read

CNC Spare Parts Sharjah: A Practical Sourcing Guide for Workshop Managers

CNC Spare Parts Sharjah: A Practical Sourcing Guide for Workshop Managers You are in the middle of a production run, something stops working, and the…

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July 23, 2026 10 min read

CNC Time Sequence Relay: Failure Signs, Maintenance, and Spare Part Replacement in UAE

CNC Time Sequence Relay: Failure Signs, Maintenance, and Spare Part Replacement in UAE The most common mistake UAE workshop managers make with a CNC…

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July 23, 2026 11 min read

RichAuto DSP Controller Setup: Configuration, Common Faults, and Spare Parts Every UAE Workshop Should Have Ready

RichAuto DSP Controller Setup: Configuration, Common Faults, and Spare Parts Every UAE Workshop Should Have Ready When your CNC router stops mid-job…

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July 23, 2026 11 min read

RichAuto A11 Alarm Codes: What They Mean and Which Parts to Replace in UAE

RichAuto A11 Alarm Codes: What They Mean and Which Parts to Replace in UAE The most common mistake UAE workshops make when a RichAuto A11 controller…

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July 23, 2026 10 min read

CNC Proximity Sensor Replacement: A Practical Guide for UAE Workshops

CNC Proximity Sensor Replacement: A Practical Guide for UAE Workshops Ask any production manager in a Dubai woodworking shop or Sharjah metal…

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July 23, 2026 10 min read

Lathe Chuck Replacement UAE: What Workshop Managers Get Wrong — and Which Parts Actually Fix It

Lathe Chuck Replacement UAE: What Workshop Managers Get Wrong — and Which Parts Actually Fix It The most expensive mistake UAE lathe operators make…

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July 06, 2026 11 min read

CNC Machine Spare Parts in UAE: What Fails, What to Stock, and Where to Get Them Fast

CNC Machine Spare Parts in UAE: What Fails, What to Stock, and Where to Get Them Fast It starts with an unfamiliar sound — a slight vibration from…

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July 03, 2026 9 min read

Industrial Automation Spare Parts Supplier in UAE: Keep Your CNC Running, Not Waiting

Industrial Automation Spare Parts Supplier in UAE: Keep Your CNC Running, Not Waiting Every maintenance engineer in a UAE workshop knows the feeling…

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July 03, 2026 12 min read

CNC Stepper Motor Problems: Symptoms, Causes and Replacement Parts for UAE Workshops

CNC Stepper Motor Problems: Symptoms, Causes and Replacement Parts for UAE Workshops It starts with a strange grinding noise during a routing pass —…

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June 29, 2026 10 min read

CNC Controller Repair UAE: Diagnose the Fault, Replace the Right Part, Get Running Today

CNC Controller Repair UAE: Diagnose the Fault, Replace the Right Part, Get Running Today It is mid-shift at a workshop in Al Quoz. The router has…

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June 22, 2026 12 min read

MPG Handwheel for CNC: Maintenance, Troubleshooting and Replacement Parts in UAE

MPG Handwheel for CNC: Maintenance, Troubleshooting and Replacement Parts in UAE Picture this: a fabrication workshop in Al Quoz, Dubai, is mid-run…

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June 19, 2026 9 min read

CNC Spindle Cooling Pump: Maintenance, Troubleshooting and Replacement Parts in UAE

CNC Spindle Cooling Pump: Maintenance, Troubleshooting and Replacement Parts in UAE Ask any workshop manager in Dubai's industrial zones what a…

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June 17, 2026 11 min read

CNC Power Supply Failure: Symptoms, Causes and Replacement Parts in UAE

CNC Power Supply Failure: Symptoms, Causes and Replacement Parts in UAE Your CNC router or lathe suddenly won't power on, the controller screen stays…

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June 15, 2026 10 min read

3 Jaw vs 4 Jaw Chuck: Choosing the Right Lathe Chuck and Keeping It Running in UAE Workshops

3 Jaw vs 4 Jaw Chuck: Choosing the Right Lathe Chuck and Keeping It Running in UAE Workshops The most expensive mistake UAE machinists make with…

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June 12, 2026 10 min read

CNC Axis Not Moving: Causes, Faulty Parts, and Fast Fixes for UAE Workshops

CNC Axis Not Moving: Causes, Faulty Parts, and Fast Fixes for UAE Workshops It is 7:00 AM in a Sharjah industrial unit. The operator powers up the…

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June 10, 2026 10 min read

CNC Spindle Overheating: Causes, Troubleshooting and Replacement Parts in UAE

CNC Spindle Overheating: Causes, Troubleshooting and Replacement Parts in UAE Your spindle just tripped on thermal overload — again. The job is…

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