2020 SHL Tandem Valve Overhaul

Initial pressure and function tests
Complete strip down to individual components
Dimensional and condition assessment
Manufacture new parts and repair as required
Final pressure tests
Apply surface coatings

Manufacture and installing bushes

Repaired cam shafts

Valve seats skimmed and blue checked for 100% contact

Actuator cylinder honed to remove score marks

Pressure testing and functional testing