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Maintenance
9.1 Inspection and maintenance
9.1.4
First service after installation or repair
Perform the following checks after approximately 500 operating hours or at the latest six
months after commissioning:
Table 9-1
Check
The stated electrical characteristics are being observed.
The permissible bearing temperatures are not exceeded (Page 99).
The smooth running characteristics and machine running noise have not
deteriorated.
The motor foundation has no cracks and indentations. (*)
(*) You can perform these checks while the motor is running or at a standstill.
Additional tests may also be required according to the system-specific conditions.
NOTICE
Machine damage
When carrying out the inspection, if you detect any impermissible deviations from the normal
state, you must rectify them immediately. They may otherwise cause damage to the machine.
9.1.5
General inspection
Check that the installation conditions are observed. We recommend that the following checks
are performed after approx. 16 000 operating hours or at the latest after two years:
Table 9-2
Checking
The electrical parameters are maintained
The permissible bearing temperatures are not exceeded (Page 99)
The smooth running characteristics and machine running noise have not
deteriorated
The motor foundation has no cracks and indentations (*)
The machine is aligned within the permissible tolerance ranges
All the fixing bolts/screws for the mechanical and electrical connections have
been securely tightened
All the potential connections, grounding connections and shield supports are
correctly seated and properly bonded
The winding insulation resistances are sufficiently high
122
Checks after assembly or repair
Checks that have to be performed during the general inspection
When the
At stand‐
motor is
still
running
X
X
X
X
X
When the
At stand‐
motor is
still
running
X
X
X
X
X
X
X
X
X
SIMOTICS FD 1MM1
Operating Instructions 02/2019
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