Fitting The Gas Inlet Casing (A280-L); Fig. 53: Fitting The Gas Inlet Casing (A280-L); Table 36: Tightening Torque (51087) - ABB A255-L35 Original Operation Manual

Operation Manual / 4 Product description / A200-L
8 Disassembly and assembly / 8.17 Fitting the gas inlet casing (A280-
L)
8.17

Fitting the gas inlet casing (A280-L)

Fig. 53: Fitting the gas inlet casing (A280-L)
Part number
51087
Table 36: Tightening torque (51087)
1) Pre-tightening torque of the screws
1. Coat threaded stud (51086) with high-temperature grease, screw in up to the stop in the
gas outlet casing (61001) and tighten hand-tight.
2. Loop around the gas inlet casing (51001) with the lifting gear and secure it to the crane.
3. Dismantle and remove supports (90481, 90482) from the gas inlet casing.
4. Push gas inlet casing over the threaded studs up to the gas outlet casing.
5. Coat two nuts with high-temperature grease and fix gas outlet casing in two opposite
positions.
6. Coat remaining nuts with high-temperature grease, fit and then tighten crosswise, ini-
tially to the pre-tightening torque and then to the tightening torque.
7. Remove the lifting gear.
8. Connect the flange of the gas inlet casing and the bellows.
9. Fit the insulation segments (51215).
© Copyright 2020 ABB. All rights reserved. HZTL4036_EN
A280-L
M24
1)
80 Nm
480 Nm
Rev.R October 2020