Service and maintenance
9.2 Inspection and maintenance
SIMOTICS S-1FG1 servo geared motor
146
Operating Instructions, 07/2019, A5E47360747B AA
①
Gearbox panel
②
Gearbox oil
③
Oil level bore hole
④
Sealing plug
A
Specified oil level
B
Maximum oil level
C
Minimum oil level
Figure 9-1
Oil level in the gearbox
Minimum and maximum permissible oil level
Minimum permissible oil level: C = A - x
Maximum permissible oil level: B = A + X
Oil level hole
∅
d2
Maximum permissible deviation x Tightening torque
mm
mm
Nm
G 1/8"
14
2.5
10
G 1/4"
18
3
10
G 3/8"
22
4
25
G 3/4"
32
7
50
Procedure
1.
Switch off the power supply to the converter.
2.
Unscrew the oil level plug.
Figure 9-2
Identifying marking for oil level plug
→ Oil escapes if the maximum fill level is above the plug hole.
Note
Use a suitable vessel to collect any escaping oil.
3.
Check the oil level in accordance with fill level x.
4.
Top up the oil level if necessary and check it again.
5.
Check the state of the sealing ring on the sealing element. Replace the sealing element if
the sealing ring is damaged.
6.
After checking, seal the gearbox immediately using the sealing element.
You have now checked the oil level in the gearbox housing.
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