STRUCTURE AND FUNCTION CONTROL VALVE 4 9 4 5 3 8 7 2 6 1 Section A - A Section B- B AA BB 12 10 13 11 AA BB Section BB-BB Section AA-AA Section C - C 1. Main relief valve 2. Stop plug (lift arm bottom side) 3. Suction valve (bucket bottom side) 4. Stop plug for individual relief valve 5. Suction valve (lift arm head side) 6. Series - parallel circuit switching valve 7. Spool (lift arm) 8. Spool (bucket) 9. Spool (attachment) 10. Flow divider 11. Check valve (circulating circuit) 12. Combination circulating valve 13. Leveling circulating valve RKS00521 10-37 SK714-5 SK815-5