Code 701512: Check sensor: >Oil/air lubrication > Operating pressure (air) present (spindle 2)<
Issue Description & Safety Warning
The Chiron Siemens-Control CNC has triggered a critical Check sensor: >Oil/air lubrication > Operating pressure (air) present (spindle 2)< alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
Actuation "Oil/air lubrication valve, air operating pressure on" was deactivated, but the pressure sensor "Oil/air lubrication, air operating pressure available (SP2)" still signalled signal state=1 after 10 seconds. Feed Stop and Spindle Stop "Oil/air lubrication, air operating pressure valve on" is not switched on again. 1. Check the actuation of the "Oil/air lubrication" valve, "Air operating pressure on" valve. 2. Check the PLC input signal and the sensor "Oil/air lubrication, air operating pressure available (SP2)". 3. As soon as the malfunction is remedied, press one of the following keys: [FEED START] [CYCLE START] Message is cleared. The menu can be found under: Chapter 2.6 ‘Oil/air lubrication’ on page 12
Source: CHIRON Error Message Overview, all series (Siemens control, V2.0.6, 2012)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Chiron Siemens-Control CNC Alarms
Chiron controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code 701512 on the Siemens-Control CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Chiron's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 545 Chiron Siemens-Control CNC codes.
Have a better solution?
Help the industrial community by sharing your repair experience for code 701512.
Need a searchable reference for more Chiron Siemens-Control CNC manuals?
We structure equipment manuals into searchable code, title, cause, solution, safety note, and source-reference data. Send a PDF and example searched codes when you need public pages, private search, or structured exports.
Space reserved for Google AdSense / Industrial Affiliate Links
Monetization target for 2026