Valtra 205, Service Manual

Page: 40 / 41

38
Model Code Page
21. Engine
205--555 210 18
1. 12. 1986
Timing gear casing
1. Timing gear casing
2. Bolt
3. Gasket
4. Screw stud
5. Tubular pin
6. Gasket
7. Front cover
8. Sealing ring
9. Protective ring
10. Nut
11. Gasket
12. Filler pipe
13. O---ring
14. Cap
15. Washer
16. Spacer ring
17. Bearing housing
18. Gasket
19. Bearing
20. Circlip
21. Shaft
22. Plug
23. Sealing washer
24. Timing indicator
25. Attaching plate
26. Rubber plug
The timing gear train consists of hardened, helically cut gear
wheels. The gears are encased by the timing gear casing (1)
which is fitted to the front of the engine. The fuel injection
pump, alternator and hydraulic pump with its drive are fitted
to the timing gear casing. The front cover (7) is fitted to the
Idler gear with securing parts
1. Bolt M10x55
2. Bolt M14x65
3. Locking flange
4. Bearing bushing
5. Gear wheel
6. Shaft stud
The bearing for the idler gear (5) is a sliding bearing (4) and
is located on the axle (6). It is fitted to the cylinder block with
two bolts (1 and 2). The crankshaft and camshaft gears are
fitted to the shafts with a press fit and key. The fuel injection
pump gear is fitted on the pump shaft, which is tapered, with
a nut and key. In order to ensure the correct timing of the
gears, there are punch marks on each gear.
timing gear casing. Sealing ring (8) is fitted to the front end of
the crankshaft and the protective ring (9) is positioned inside
the location in the front cover. The timing gears drive the cam-
shaft, fuel injection pump and oil pump.