Code 700112: Pm not done
Issue Description & Safety Warning
The Chiron Siemens-Control CNC has triggered a critical Pm not done 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
Maintenance has not been carried out, despite several indications. The machine urgently requires maintenance. In the diagnostics menu Maintenance cycles, it is shown what maintenance is required. The error message is displayed immediately, but the machining program still continues until the program end. Further operation of the machine remains blocked. Optional: The red signal indicator flashes (1 Hz), and the white signal indicator continues to flash continuously. (Cycle: ON = 0.4 sec / pause = 2 sec) These displays remain visible until the completion of maintenance is acknowledged. Error messages Maintenance Pm not done 1. In the diagnostics menu Maintenance cycles, check which maintenance is required. The "hours display" of the pending maintenance cycle is shown inverted. 2. Further use of the machine is not possible if the required maintenance is not carried out and acknowledged now. The procedure for maintenance acknowledgement is explained in chapter: Confirm maintenance. 3. After confirming the maintenance, press the following key: [FEED START] Message is cleared. The menu can be found under: Chapter 2.7 ‘Maintenance cycles’ 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 700112 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 700112.
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