6 Maintenance, Diagnostics and Troubleshooting
WARNING
HIGH VOLTAGE
High voltage, which can lead to death or serious injury,
is present on the connectors.
•
Before working on the power connectors
(disconnecting or connecting the cable),
disconnect the power supply module from line
power and wait for the discharge time to
elapse.
•
Installation, start-up, maintenance, and
decommissioning must be performed by
qualified personnel only.
CAUTION
DANGER OF BURNS
The surface of the OneGearDrive and the oil in the
OneGearDrive can reach high temperatures during
operation.
•
Do not touch the OneGearDrive until it has
cooled down.
•
Do not carry out an oil change until the oil has
cooled down sufficiently.
6.1 Maintenance
To prevent breakdown, danger and damage, examine the
OneGearDrive at regular intervals depending on the
operating conditions. Replace worn or damaged parts
using original spare parts or standard parts.
Contact your local service representative for service and
support:
www.danfoss.com/Contact/Worldwide/
The OneGearDrives are largely maintenance free. The
maintenance tasks listed in
may be performed by
the customer. No other tasks are required.
Component
Maintenance
task
Maintenance
interval
Instruction
OneGearDrive
Check for
abnormal
noise and
vibration.
Every 6
months.
Contact
Danfoss
Service.
Protective
coating
Check for
damage.
Every 6
months.
Repair damage
using the
Danfoss paint
repair set.
Hollow shaft
seal (stainless
steel shaft)
Check the
condition and
check for
leakage.
Every 6
months.
If damaged,
replace with a
Viton seal.
Hollow shaft
seal (mild steel
shaft)
Check the
condition and
check for
leakage.
Every 6
months.
If damaged,
replace with
an NBR seal.
Oil
Change the oil. Standard oil:
After 25,000
operating
hours.
Food grade oil:
After 35,000
operating
hours.
See
Check for oil
leakage on
gear and
motor housing.
Every 12
months.
Replace the
OneGearDrive.
Table 6.1 Overview of Maintenance Tasks
6.1.1 Replacing the Brake and Rotor
All work must only be carried out by qualified technical
personnel on a stationary machine that has been protected
against restarting. This also applies to auxiliary circuits.
Maintenance, Diagnostics an...
Instruction Manual
18
Danfoss A/S © 08/2014 All rights reserved.
MG75C422
6
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