Operation Manual / 4 Product description / A100-L
9
Taking a turbocharger out of operation
Page 96 / 111
© Copyright 2016 ABB. All rights reserved.
HZTL4034_EN
Revision G
October 2016
9.3.3
Engines without bypass around the turbocharger
If the nozzle ring is removed (not mandatory), higher engine performance can be achieved.
(More information about dismantling the nozzle ring)
Securing the cover ring
If the nozzle ring is removed for emergency operation, the clamping of the cover ring (57001)
to the gas outlet casing must be ensured. In this case, additional washers (01) must be pro-
vided in accordance with the following table. These washers (01) are not supplied by ABB.
Figure 59: Ensuring clamping of the cover ring
Product
h [mm]
d1 [mm]
d2 [mm]
A165-L
3.5 … 4.0
13
20
A170-L
3.5 … 4.0
13
20
A175-L
4.0 … 5.0
17
28
A180-L
4.0 … 5.0
21
34
A185-L
4.5 … 6.0
21
34
A190-L
4.5 … 6.0
25
39
Table 44: Required washers (01)
Part number
A165-L
A170-L
A175-L
A180-L
A185-L
A190-L
57005
M12
50 Nm
M12
50 Nm
M16
80 Nm
M20
160 Nm
M20
160 Nm
M24
280 Nm
Table 45: Tightening torque (57005)
1. Remove screws (57005).
2. Fit and tighten screws (57005) with high-temperature grease and washers (01) in accord-
ance with the table.