Relief Valve (Flow Control Valve) and Its Spring
- Check fluid passage of relief valve and orifice of connector for obstruction (clogged).
- Check sliding surface of relief valve for wear and damage.
- Check free length of relief valve spring (1).
Free length
Standard: 22.0 mm (0.866 in.)
Limit: 19.0 mm (0.748 in.)
Replace if any defective is found.