Pic. 2.82. Replacing the oil pump drive chain:
1. Old chain,
2. New chain,
3. Intermediate,
4. Outer cover,
5. Oil pump,
6. Pallet.
2. Disconnect the old oil pump drive chain 1. To do this, knock off the heads of the link bolts before removing the chain (arrow) (see fig. 2.83). With a screwdriver (arrow) disconnect the chain by removing one of the links by pressing out the outer cover 3 (see fig.2.84).
Pic. 2.83. Knock off the heads of the link bolts before removing the chain (arrow).
Pic. 2.84. Disconnect the chain by removing one of the links by pressing out the outer cover 3.
3. Attach one end of the new chain 2 to the old chain 3 with an intermediate link 4 with outer plate 3 (see fig.2.85).
Pic. 2.85. Attach the new chain to the old chain.
4. Rotate the crankshaft slowly in the direction of rotation until it is possible to disconnect the old chain and connect both ends of the new chain.
5. Disconnect the old chain 1 and connect the ends of the new chain 2 with a new intermediate link 4 (see fig.2.86).
Pic. 2.86. Connect the ends of the new chain 2 with the new intermediate link 4.
6. Install the compressing element 2 in the vise (arrow) and fix it with screw 5 (see fig.2.87).
Pic. 2.87. Install the compressing element 2 in the vise (arrow) and fix it with screw 5.
7. Install compression element 2 (arrow) in a vice (see fig. 2.88).
Pic. 2.88. Install compression element 2 (arrow) in a vice.
8. Install a new outer plate (arrow) in a vice (see fig. 2.89).
Pic. 2.89. Install a new outer plate (arrow) in a vice.
9. Tighten spindle 6 until it stops (see fig.2.90). When tightening the spindle 6, make sure that the pins of the intermediate link are inserted into the holes of the outer plate 3 of the link.
Pic. 2.90. Tighten spindle 6 until it stops.
10. Remove the compression element 2 and reinstall by placing it on the riveted profile (arrow) (see fig.2.91).
Pic. 2.91. Remove compression element 2 and reinstall it (arrow).
11. Install the compression element in the center of the bolt (arrow) (see fig.2.92).
Pic. 2.92. Install the compression element in the center of the bolt (arrow).
12. Tighten spindle 6 to 30-35 Nm. Rivet intermediate pins individually.
13. Check chain link riveting and rivet again if necessary (see fig.2.93).
Pic. 2.93. Check chain link riveting.