Tightening Torques; Equipment And Tools - ABS XFP 80C-CB1 PE22/4-C-50 Workshop Manual

4 Workshop Manual
ABS submersible sewage pump XFP 80C - 150E
the local valid safety regulations. Do not stay or work in the swivel area of a suspended load. The
lifting hook height must take into consideration the height of the ABS units as well as the length of the
lifting chain.
.

Tightening Torques

Stainless steel screws:
M6 7 Nm
M8 18 Nm
M10 33 Nm
M12 57 Nm
M16 114 Nm
M20 158 Nm
M24 280 Nm
In the case of screwed connections using "Nord-Lock" securing washers
(e.g impeller fixing screw) the torque figures given above should be increased by 10%.
Cable Gland Nut 50 Nm
.3

Equipment and Tools

The procedures outlined in this manual require the use of specified equipment and tools. Before proceeding
with maintenance or repair work on XFP pumps please ensure that your workshop is equipped with the
following:
Equipment:
• Hydraulic press
• Hoist
• High voltage tester
• Pressure tester (compressed air)
• Hydraulic hand pump (for connection to stator extraction tool)
Tools:
• Bearing housing support fixture - for use when inserting bottom bearing.
• Bottom bearing press tool.
• Bottom bearing support fixture - for use when pressing shaft/upper bearing into bearing housing.
• Bearing pullers.
• Mechanical seal hand press tool.
• Shaft sleeve tool - to aid fitting of mechanical seal on shaft.
• Stator extraction tool.
• Stator pullers - fits to extraction tool.
• Stator alignment ring
• Stator press tool
• Motor housing support fixture - for use when pressing in stator.
• Terminal block hand-press tool.
• Pressure test tool.
• Transition piece extraction tool.
• Transition piece hand press tool.
The above tools are specific to XFP pump maintenance and repair (except bearing pullers) and must be
manufactured locally. Dimension drawings for that purpose can be found at the end of this booklet.