HONGKONG RONG MEI TECHNOLOGY CO., LIMITED brings over 20 years of specialized ATM component expertise to the DN CHT Lower Transport LOOPBACK TRANSPORT Module (Part Number: 1750307947), engineered specifically for Diebold Nixdorf RM4V and RM4 cash recycling engines. This enterprise-grade transport assembly ensures seamless banknote circulation between storage cassettes and validation modules, addressing critical mechanical transition failures. Manufactured within our 3,000-square-meter ISO 9001:2008 certified facility, each module undergoes rigorous 100,000-cycle stress testing to achieve a Mean Time Between Failures exceeding industry standards. Available in both brand-new and refurbished conditions with 30-day warranty coverage, this loopback transport maintains synchronized throughput at 8.5-10 notes per second, directly reducing your ATM downtime and operational costs.



The DN CHT Lower Transport LOOPBACK TRANSPORT Module functions as a mission-critical mechanical pathway within the RM4V cash handling ecosystem. It manages the precise routing of currency during deposit-to-dispense cycles and rejection processes.
This component solves the persistent challenge of transaction timeouts caused by inefficient bill path transitions. By incorporating high-precision timing belts and multi-point optical sensor arrays, it guarantees reliable note movement even in challenging environments.
Financial institutions benefit from reduced M-Status error codes and improved transaction completion rates. The loopback design enables rejected notes to return smoothly to retract cassettes without manual intervention.
| Parameter | Details |
|---|---|
| Part Number | 1750307947 / 01750307947 |
| Compatible Systems | Diebold Nixdorf RM4V / RM4 Cash Recycling Engine |
| Condition | Brand New or Refurbished (Excellent Condition) |
| Origin | China |
| Warranty | 30 Days with Online Support |
| Stock Availability | In Stock |
| Transport Speed | 8.5-10 Notes per Second |
| Material | Anti-static Composite Rollers, Reinforced Polyurethane Belts |
| Sensor Type | High Infrared Penetration Optical Path Sensors |
| Replacement Cycle | Every 250,000-300,000 Transactions (Rollers) |
The complete RM4V system architecture includes these essential modules working alongside your loopback transport:
Safe Controller Board (PCBA CNTRL SAFE): 01750311974
Main Motherboard: 1750311974
RM4V Solenoid: 1750174854
CHT Lower Transport RM4V: 01750301917
Chest Transport Unit (CTU): 01750301702
Head Chassis Transport (HCT): 1750291697
Additional components include Head Middle Transport (1750341341), Head Upper Transport (1750291689), Recycling Cassettes (01750301000), and All-In-Cassette units (01750301684). Our inventory covers over 80% of all RM4V sub-assemblies.
RM's comprehensive supply chain ensures you receive perfectly matched components. Each piece undergoes tension calibration verification and optical path integrity testing before shipment.
Proven Reliability Over 5+ Years: We've supplied RM4V components to financial institutions across three continents. Your operations demand zero-compromise quality.
Complete Parts Ecosystem: Unlike fragmented suppliers, RM provides every piece part for the Diebold Nixdorf RM4V engine. This eliminates vendor coordination headaches and ensures compatibility.
Rapid Response Support: Our technical team responds within 24 hours. Whether you need installation guidance or troubleshooting assistance, multilingual support is available via online chat and remote video sessions.
Quality Assurance Process: Every module passes our rigorous inspection protocol. Tension calibration checks ensure drive belts maintain 15-20N force. Surface resistivity meters confirm anti-static properties between 10^6 and 10^9 ohms.
Flexible Logistics Solutions: Choose from sea freight, air express, or land transportation. Standard lead time ranges from 15-20 working days depending on your location and order volume.
High-Volume Retail Banking: Branch environments processing thousands of daily transactions require the loopback transport's durability. It handles the constant stress of diverse note qualities from crisp bills to worn currency.
Remote Off-Site Kiosks: Unattended locations with limited environmental control benefit from the debris-clearing path design. This prevents dust-induced sensor failures that plague competitive modules.
Multi-Currency International Hubs: Regions processing both polymer and paper banknotes rely on the self-adjusting tensioning system. Different physical properties won't trigger jams in your cash recycling operations.
Our inspection protocol aligns with Diebold Nixdorf's global quality benchmarks:
Tension Calibration: Drive belts must fall within the 15-20N range to prevent slippage during high-speed operation.
Optical Path Integrity: Sensor sensitivity testing against 10% opacity thresholds guarantees detection of damaged or overlapped notes.
Lifecycle Stress Testing: New and refurbished units complete 100,000-cycle run tests. This confirms zero degradation in timing accuracy or motor torque.
Material Compliance Verification: Surface resistivity meters validate anti-static properties. This prevents charge buildup that causes note-sticking in low-humidity climates.
These rigorous standards ensure your module exceeds Mean Time Between Failures requirements for Grade-A ATM components.
Q1: What error codes indicate my loopback transport needs replacement?
A: Common codes include 200xxx or 250xxx status errors showing "Lower Transport Path Jam" or "Sensor Timeout." First clean optical sensors and check belt tension. Persistent errors after cleaning suggest module replacement.
Q2: Can this module work in DN100 series machines?
A: No. The part number 1750307947 is specifically engineered for RM4V engines in DN200 and DN250 series. Physical dimensions and logic board interfaces differ from older RM3 engines.
Q3: How often should I replace rollers?
A: Inspect rollers every 50,000 transactions. Under standard conditions, replacement becomes necessary every 250,000-300,000 transactions to prevent note-feed slippage.
Q4: Does this transport handle polymer banknotes?
A: Yes. The CHT technology is optimized for both paper and polymer currency. The self-adjusting tension system accommodates varying thickness and stiffness levels.
Q5: What's included in your 30-day warranty?
A: Coverage includes mechanical defects and sensor malfunctions. Online technical support assists with installation and configuration. Contact Tang@atm-part.com immediately if issues arise.
Q6: Do you offer installation support?
A: Absolutely. Our team provides remote video assistance and step-by-step guidance. Detailed technical documentation accompanies every shipment.
Ready to reduce downtime and improve transaction reliability? Our inventory of DN CHT Lower Transport LOOPBACK TRANSPORT Module units ships within 15-20 working days.
Email: Tang@atm-part.com.
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