Inspection and maintenance intervals

The following table shows the inspection and replacement intervals for the drive units:

Time interval

What should I do?

Who is permitted to perform the work?

Every 3000 operating hours, at least every 6 months

Check running noise for possible bearing damage

Specialists at customer site

In the event of bearing damage: Have the bearing replaced by the SEW-EURODRIVE Service team or specialists trained by SEW-EURODRIVE

SEW-EURODRIVE Service

Qualified specialists trained by SEW-EURODRIVE

Visual inspection of the seals for leakage:

Specialists at customer site

  • In the event of leakage of the oil seal at the output end: Change the oil seal

Specialists at customer site

  • In the event of leakage at other locations:
    • Replace the drive unit

Specialists at customer site

    • Recommendation: Contact SEW-EURODRIVE Service.

SEW-EURODRIVE Service

For gear units with a torque arm: Check the rubber buffer and replace if damaged

Specialists at customer site

Every 20 000 operating hoursWear times are influenced by many factors. The system manufacturer must calculate the required inspection and maintenance intervals individually in accordance with the project planning documents.

Have the motor inspected by the SEW-EURODRIVE Service team or specialists trained by SEW-EURODRIVE.

SEW-EURODRIVE Service

Qualified specialists trained by SEW-EURODRIVE

The drive units are equipped with lubrication for life. The oil must be changed at least once every 5 years depending on the operating conditions and oil temperature (see product manual > chapter "Lubricant change intervals).

Change synthetic oil

Specialists at customer site

Replace the oil seal at the output end (do not install it in the same track as the previous oil seal)

Specialists at customer site

When the cover/electronics cover is opened after an operating period of ≥ 6 months

When the cover/electronics cover is opened after an operating period of ≥ 6 months, the gasket between the connection box and the cover/electronics cover must always be replaced.

The 6-month period can be shortened by harsh ambient/operating conditions, e.g. cleaning with aggressive chemicals or frequent temperature variations.

Specialists at customer site

Each time the cover/electronics cover is opened

Visual inspection of the gasket between connection box and cover/electronics cover: The gasket must be replaced in the event of damage.

Specialists at customer site

Varies (depending on external factors)

Touch up or renew the surfaces/corrosion protection coating

Specialists at customer site

In order to prevent water deposits from accumulating in the B-side safety cover, it must be cleaned at regular intervals.

Specialists at customer site