db57d230

2.2.6. Forward cover

1 – mesh oil filter;
2 - bolt, 15-22 N • m;
3 – laying;
4 – stopper;
5 – spring;
6 – bolt, 20-27 N • m;
7 – forward sealing ring;
8 – forward cover;
9 – internal gear wheel of the oil pump;
10 - external gear wheel of the oil pump;
11 – cover of the oil pump;
12 - laying;
13 – bolt, 6-8 N • m;
14 – oil pallet;
15 – laying;
16 – stopper, 35-45 N • m;
17 – plunger;
18 – oil filter.

Prevention

At installation of a stopper it is necessary to use a new sealing ring.


Removal

PERFORMANCE ORDER
1. Take off a gear belt.
2. Turn out all bolts of fastening of the oil pallet.
3. Remove the oil pallet.
4. Remove an oil filter.
5. Remove a forward cover from the block of cylinders.
6. Uncover the oil pump.
7. Remove internal and external gear wheels of the oil pump from a forward cover, previously having noted their mutual situation.
8. Turn out a stopper and remove a spring and a plunger.

Check

PERFORMANCE ORDER
1. Check a forward cover for lack of cracks or damages and if necessary replace it.
2. Check a forward sealing ring for lack of wear or damage of working edges and if necessary replace it.
3. Check a condition of the oil pallet and if necessary replace it.
4. Check a mesh oil filter for absence of damage and if necessary replace it.
5. Check a forward cover for lack of wear or damages to places of contact with gear wheels of the oil pump and if necessary replace it.
6. Check a condition of the safety valve installed in a forward cover.
7. Check a form and absence of damage of a spring of the safety valve.

Spring length in a free state: 46,6 mm
Length under loading: 6,1 kg / 40,1 mm


Installation of a forward cover

PERFORMANCE ORDER
Establish a forward cover with new laying and fix by bolts, having tightened them the required moment.

Length of bolts: And – 22 mm; In – 30 mm; With – 45 mm; D – 60 mm; the inhaling moment – 12–15 N • m

Forward oil sealing ring

PERFORMANCE ORDER
1. Check a forward sealing ring for lack of wear or damage of working edges and if necessary replace it.
2. Check a condition of the spring ring which is pressing out working edges of a sealing ring.
3. At installation use a new sealing ring.
4. Grease an external surface of a new sealing ring with engine oil. Establish by the special tool 09231-22100 or the plug of the corresponding diameter a sealing ring on a bent shaft to a contact of a forward cover.
5. Establish by the special tool 09231-22000 a sealing ring against the stop in a nest of a forward cover.
6. Establish a pulley of a bent shaft, a gear belt and a pulley of a bent shaft.
7. Establish an oil filter.
8. Clear the interfaced surfaces of the oil pallet and the block of cylinders of the remains of old laying.
9. Apply a continuous layer of sealant with a diameter of 4 mm on the interfaced surface of the oil pallet. Around openings for bolts sealant have from the inside. After putting sealant it is necessary to install the pallet no more than in 15 min.
10. Install the oil pallet on the block of cylinders and fix by bolts.

Inhaling moments: 6–8 N • m