Checking The Oil Level Using The Oil Sight Glass (Optional); Checking The Oil Level Using The Oil Dipstick (Optional) - Siemens SINAMICS G115D Operating Instructions Manual

Procedure
1. Switch off the power supply to the drive unit.
2. Unscrew the oil level screw, see Mounting positions (Page 448). Oil escapes if the maximum
fill level is above the plug hole.
3. Check the oil level. Observe the 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. If the sealing ring is damaged,
replace the sealing element with a new one.
6. After checking, seal the gearbox immediately using the sealing element.
You have now checked the oil level in the gearbox housing.
11.3.24.3

Checking the oil level using the oil sight glass (optional)

If there is an oil sight glass to check the oil level ①, the oil must be visible in the center of the
sight glass when the oil is cool. When the oil is hot, the oil level ① is above the center of the
sight glass. The oil level ① of cold oil is below the center of the sight glass.
Figure 11-30 Oil level in the oil sight glass
Top up the oil level ① if necessary, and check it again.
11.3.24.4

Checking the oil level using the oil dipstick (optional)

In the M4 mounting position for ZF/EF helical gearboxes, the oil level can be checked with an
oil dipstick.
Figure 11-31 Checking the oil level using the oil dipstick
To check the oil level, push the oil dipstick ① into the hole but do not screw it in.
SINAMICS G115D distributed drive
Operating Instructions, 09/2020, FW V4.7 SP13, A5E48681219B
Additional information on the SIMOGEAR geared motor
11.3 Specific data gearbox
437