Code 701632: Tool gripper not in position tool magazine
Issue Description & Safety Warning
The Chiron Siemens-Control CNC has triggered a critical Tool gripper not in position tool magazine 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
Command "Tool gripper to tool magazine" was output, but the tool gripper is not at the tool magazine. PLC input signal "Tool gripper in tool magazine position (magazine chain)" or "Tool gripper in tool magazine position (background magazine) is not registered. Feed Stop It is not possible to traverse the tool loader. If the sensor signals OK again within a monitoring time of about 12 seconds, the machine continues to run. After the monitoring time has elapsed, the error must be acknowledged. 1. Switch to manual mode. 2. Press [TOOL CH HOME POS.] key. Tool gripper moves to home position. 3. If there are problems: Check sensor and the PLC input signal "Tool gripper in tool magazine position (magazine chain)" or "Tool gripper in tool magazine position (background magazine)". Check the activation and valve "Tool gripper to tool magazine". 4. As soon as the malfunction is remedied, press one of the following keys: [FEED START] [CYCLE START] Message is cleared. The diagnostic overview of the sensor signals can be found under: Chapter 2.2 ‘Tool changer diagnostics menu’ on page 11
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 701632 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.
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