WWW.AVTOAKPP-CVT.COM   INDEPENDENT REPAIR VARIATOR VT25-E/VT20-E. SATURN. OPEL.





 





                                                               THE OIL PUMP

 

   Drive the oil pump is driven directly from the hub HT with a chain of transmission. Drive

sprocket drive of the pump to put on wrench flats (bevel) HT hub rotates with speed engine

crankshaft.

 

TIP: WHEN DISASSEMBLING SUCH A STATE (AS IN THE LOWER PICTURES), MADE SEVERAL

TIMES REMOVAL AND INSTALLATION OF HT WITH LEADING STARS TO UNDERSTAND MECH-

NISM OF DOCKING. WHEREAS, HT AND ITS PACKING BLOCK SEATING IN FINAL ASSEMBLY.

 

   On the shaft of the pump driven sprocket is installed. Here vane-type pump is used, consis-

ting of rotor blades and housings. The rotor has radial slots, which are installed the pumps

vanes. When the rotor blade can slide freely in its slot. As the rotor rotates the oil from the

suction-equation describing line moves in a circle in the direction of forcing highway. The axis

of rotation of the rotor and the axis of the cylinder body are separated to change the pump

capacity. The size of the pump chamber when the rotor is reduced as we approach to pumping

line, squeezing the oil.

   On the pump housing is installed a safety valve against excessive pressure. In the case

when the pressure exceeds 60 kg/cm², the pressure force acting on the valve, it compresses

the spring, and the valve opens the oil drain into the tray.

 

 In the picture: oil pump drive. At the bottom of the oil filter.

 

                                                              -1-       Page 2

 

   At auction eBay you'll find the following auto parts:

 

 

 










Copyright © inside repair of variator VT25-E/VT20-E, 2011-2013. All Of rights Of reserved