Doosan Series Repair
Doosan DNM Vertical Machining Repair
DNM is Doosan's vertical machining lineup — DNM 200 through DNM 750, with the higher-end DNM 4000/5700/6700 production builds, plus the DNM 200/5AX 5-axis variant. The platform is broad and the most common Doosan vertical on Midwest shop floors.
Models in this series we service
- DNM 200
- DNM 350
- DNM 400
- DNM 415
- DNM 4000
- DNM 500
- DNM 5700
- DNM 6700
- DNM 750
Common failure patterns
- ATC carousel faults — solenoid, indexer pawl, carousel-position drift.
- Ballscrew wear from sustained production.
- Spindle bearing failure on high-RPM production work.
- Way cover damage from chip intrusion or crash.
Lead time
Lead time depends on the model, the failure mode, and parts availability. Diagnostic is fast; full rebuilds run 3 to 5 weeks on most jobs. We scope each job individually rather than quoting a generic window.