Installing The Wall Insert; Fig. 46: Installing The Wall Insert 1; Table 49: Tightening Torque (77016) - ABB Power2 850-M Operation Manual

Operation Manual / Power2 850-M / Low-pressure stage
9 Disassembly and assembly / 9.14 Installing the wall insert
9.14

Installing the wall insert

CAUTION
Clearance between compressor wheel and wall insert
Serious damage to machinery or property can result from rubbing or jam-
ming of the compressor wheel at the wall insert.
Check that the compressor wheel does not rub against the wall insert
u
during disassembly/assembly by rotating the rotor.
Fig. 46: Installing the wall insert 1
Part number
77016
Table 49: Tightening torque (77016)
1. Coat the threads of screws (77016) with Loctite® 243 and secure diffuser (79000) with
screws (77016). Observe tightening torque.
2. Install new O-rings (77040 / 79020 / 79021).
3. Secure lifting gear to swivel lifting eye (90231).
4. Fit two plates (90031) and secure with plate (90032), screw (90656) and nut (90432).
5. Lift the wall insert and remove the support angle (90480).
6. Carefully insert the wall insert.
7. Fix the wall insert in place with two opposing nuts (72004) and washers (72003).
© Copyright 2022 ABB. All rights reserved.
Thread and tightening torque
HZTL4062_EN
M5x35
5 Nm
Rev.E March 2022