Blog
Blog
Maintenance
Diagnosing Komatsu D155AX-6 main-pump faults
How to diagnose a 708-1H-00251 main-pump fault on D155AX-6 dozers with the right field sequence — technical article.
Maintenance
Habits that extend undercarriage life
Operator and service practices that prevent early wear of rollers, chains, and guides.
Parts
Original / aftermarket / overhauled decision matrix
A practical framework comparing the three part classes across cost, duty cycle, and risk.
How-To
Replacing the WA420-1 bevel-gear set
Torques, sequence, and common field mistakes when replacing the 424-22-11300 set.
Industry
Spare-parts trends in the Turkish market
Export, FX exposure, and stock management — a short comparison for mid-sized fleets.
Maintenance
Hydraulic-pump fault signals
Early-warning signs and measurement points for WA-series wheel loaders.
Parts
Komatsu ECU modules: sourcing and compatibility
Differences between new, used, and remanufactured ECU options.