Compressor (compressed air system)
Number | Designation | Engine 447, 489 | ||
BA13.30-N-1005-01E | Bolt of valve intermediate plate to cylinder head | Nm | 30 | |
BA13.30-N-1006-01E | Pressure disk valve to valve intermediate plate | Nm | 14 | |
T13.30-0002-11
1 Cylinder head
2 Gasket
3 Spacer sleeve
4 Spring plate
5 Pressure disk
6 Shim
7 Valve plate
8 Suction disk
Disassembling cylinder head:
1 Clamp cylinder head (1) in a vise and unscrew bolt attaching valve plate (7).
Use protective jaws in vise in order to avoid damaging the cylinder head.
2 Separate cylinder head (1) from the valve plate (7).
3 Take off gasket (2).
4 Unscrew bolts attaching pressure disk (9) and remove from the valve plate (7) together with spring plate (4), pressure disk (5), spacer sleeve (3) and shim (6).
Pay attention to installation position of spacer sleeve (3) and shim (6).
5 Remove valve plate (7) from vise and take off suction disk (8).
6 Clean all parts and inspect for wear, replace if necessary.
Assembling cylinder head
1 Clamp valve plate (7) in a vise with the dowel pins facing down and fit on shim (6).
2 Fit on pressure disk (5) and spring plate (4).
3 Fit on spacer sleeve (3) opposite shim (6), screw in securing bolt and tighten fully .
4 Fit new gasket (2) onto the valve plate (7).
5 Fit on cylinder head (1), screw in bolt and tighten fully .
6 Remove cylinder head (1) from vise and insert suction disk into dowel pins at valve plate (7).