JCB Power Systems

4 Cylinder Diesel Engine Test Cell

United Kingdom

SPIN designed and manufactured a complete QA dynamometer test cell facility for production hot test of Tier III and Tier IV JCB 4 Cylinder Diesel Engines.  Multiple engine variants can be tested in one cell with engine selection by barcode identification.  Included is a universal pneumatic exhaust connection system that can be easily adapted for different size turbo/compressor assemblies.  Test result data is synchronised with the existing customer server/SAP system.


Test Cell includes the following

  • Test cell ventilation system
  • Engine exhaust system
  • Diesel fuel system with selectable fuel pressure
  • Engine coolant system with closed loop cooler and additive dosing
  • AC Dynamometer and inverter drive control system
  • Engine PCM control interface – including CAN and J1939 protocols
  • Engine test stand with quick release fluid connections
  • Engine pallet system for quick rig and automatic docking with test cell
  • SpinTest control and data system with Siemens S7 PLC and PC with Win CC SCADA HMI
  • Barcode scanning and engine file data storage
  • Host server data system


Control System Attributes

Industrial quick connectors were installed in the test cell for secure attachment to the engine fitted ECU (vehicle side), providing power and communications.  This included a KWP and J1939 interface with ECU’s.  New customisable Operator Screens, selectable channel trend screens and many more features.  Display of up to 32 ECU channels simultaneously and up to 10 P’ Codes.  New SpinTest data manager tools for ECU channel & P Code management and process including enable/disable/shutdown configuration, warnings and alarms for active P’Codes and PID’s.

Spin also carried out a complete refurbishment of existing test cells to match the standard of the new facility including:

  • Hydraulic cylinder servicing
  • Test bed re-wire
  • Replacement of driveline location bungs
  • Realignment of shaft support
  • Upgrade of water and fuel system
  • Re-design of rigging connectors
  • Replacement of control system
  • Instrumentation
  • Replacement of engine interface wiring & enclosure.


Maintenance Contracts

Spin provide ongoing annual maintenance contracts for all machinery installed.  Calibration, production support & ongoing advice.