Installing The Compressor Casing; Fig. 45: Installing The Compressor Casing; Table 48: Tightening Torque (61037 / 72021) - ABB Power2 850-M Operation Manual

Operation Manual / Power2 850-M / Low-pressure stage
9 Disassembly and assembly / 9.13 Installing the compressor casing
9.13

Installing the compressor casing

Fig. 45: Installing the compressor casing
Part number
61037
61037 (nuts that are difficult to access)
72021
Table 48: Tightening torque (61037 / 72021)
1) Application with adapter 90249 and special key 90250/90251, see below
1. Secure lifting gear to swivel lifting eye (90231) and insert compressor casing.
(For installation of bracket and plates, see
2. Fit nuts (61037). Observe tightening torque.
3. Remove plates (90031) and bracket (90030).
4. Fit screw (72021). Observe tightening torque.
Application of special key for nuts that are difficult to access
Attach the special key (90250 / 91250 / 90251 / 91251) to the torque spanner by using the
u
adapter (90249 / 91249).
Use the special key in an angle range between 30° and 90°.
u
Use the special key only for nuts that are difficult to access and observe the reduced
u
torque.
© Copyright 2022 ABB. All rights reserved.
Thread and tightening torque
Pre-tightening torque 60 Nm
Tightening angle 90° ±5°
190 Nm
Removing the compressor casing
HZTL4062_EN
M16
250 Nm
1)
M10x20
70 Nm
→79).
Rev.E March 2022