STRUCTURE AND FUNCTION HYDRAULIC PUMP CHARGE PUMP 1 2 3 6 7 4 5 RKS00150 1. Slide plate 2. Coupling 3. Shaft 4. Outer ring 5. Case 6. Inner roter 7. Outer roter FUNCTION HST charge pump is built-in the HST pump and driven with HST pump at the same time. Discharged oil is delivered to AS valve and charge sa- fety valve. (AS valve is only installed SK815-5 and SK815-5 turbo). Charge pump sucks oil from hydraulic tank. SPECIFICATIONS Type: trochoid pump Theoletical delivery: 25 cmі/rev 10-31 SK714-5 SK815-5 SK815-5 turbo