HYDRAULIC SUPPLY SYSTEM

OR1OR3

OH3

OH2

OH1

Mengoperasikan komponen-komponen kontrol pada fuel system

dan IGV.

-For re-stroke or low speed condition-GEAROTOR TYPE PUMP

Alarm & Start PH2

Fail

to m

aint

ain

adeq

uate

pre

ssur

e

SEE DETAIL

SETTING CLOSE:80.8 ± 2.8 KG/CM2

OPEN: 73.8 ± 2.1 KG/CM2

VPR3

SETTING 89.63 ± 1.76 KG/CM2

0.5 MICRON

-VARIABLE DISP PUMP.-DRIVEN BY OUTBOARD SHAFT OF ACC GEAR.

ΔP=60 PSIG

Hydraulic supply manifold

FILTER

PH2 PH1

KEEPS THE HYDRAULIC LINES FULL WHEN THE TURBINE IS SHUTDOWN

AND PREVENT BACK FLOW

CONTROLS THE PH2 OUTPUT PRESSURE

PROTECT PH1 CIRCUIT FROM DAMAGE IN THE EVENT VPR3 FAILURE

VENT TRAPED AIR IN HYDRAULIC PUMP

DISCHARGE DURING STARTUP

SETTING 10.54 KG/CM2

SETTING 76.27 ± 0.7KG/CM2 SETTING

94.90± 1.76KG/CM2

MAIN HYDRAULIC PUMP

MAIN HYDRAULIC PUMP (PH1)

COUPLING PH1 TO ACC GEAR

VPR3

PH1 & VPR3 ASSY ON ACC GEAR

COMPENSATOR COVER

PRESSURE COMPENSATION ADJUSTMENT-CW TO INCREASE-CCW TO DECREASE

VOLUME LIMIT ADJUSTMENT-CW TO DECREASE-CCW TO INCREASE(ADJUSTED BY MNFCTR)

SETTING89.63±1.76 kg/cm2

VPR3 ASSY

PRESSURECOMPENSATORSCREW (ALLEN KEY)

VPR3 ADJUSTMENTPRESSURECOMPENSATORCOVER

7/8” NUTNUT

PROSEDUR:1. BUKA PRESSURE COMPENSATOR COVER2. LONGGARKAN 7/8” NUT3. TAHAN MENGGUNAKAN WRENCH 4. PUTAR COMPENSATOR SCREW (CW) ATAU (CCW)

MANHOLE Hydraulic supply manifold

Hydraulic supply manifold

FH2

VAB-1

VR21

VCK3-1(DI DALAM)

VM4