ABB Power2 Series - Completion Work for High-Pressure Stage

Assembly Instructions / Power2 500-M
5 Installing the high-pressure stage / 5.5 Completion work, if required
© Copyright 2020 ABB. All rights reserved. HZTL455311P0009_EN Rev.A July 2020
Tightening pressure screws
Fig.16: Tightening pressure screws
Power2 Fixing screw [mm] Tightening torques [Nm]
550 HP M30 43
Table17: Tightening torque of clamping nut pressure screws
1. Screw in pressure screws crosswise by hand until reaching the stop.
2. Tighten pressure screws crosswise to 50% of the tightening torque specified in the
table.
3. Tighten pressure screws crosswise to 100% of the tightening torque specified in the
table.
4. Work in a circle to tighten all pressure screws to 100% of the tightening torque specified
in the table.
5. Tighten pressure screws to 100% in 5…7 rounds until the required residual tightening
angle of <20° is achieved.
5.5 Completion work, if required
u Attach all gas, air, water and oil pipes in accordance with the enginebuilder's instructions.
u Fit insulation components.
u Fit speed sensor and plug in cable connector.
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