Gear Units for Trolley Drive Systems - Operating Instructions
13
7
Gear unit malfunction
7
Operation and Service
7.1
Gear unit malfunction
Please provide the following information if you require assistance from our
customer service department:
•
Nameplate data (complete)
•
State type and extent of the fault
•
Time and circumstances of the fault
•
Presumed cause
Malfunction
Possible cause
Solution
Unusual, regular running
noise
a) Meshing/grinding noise:
Bearing damage
b) Knocking noise:
Irregularity in the gearing
1. Check the oil (
→
Section 6.3)
2. Contact customer service
Unusual, irregular running
noise
Foreign bodies in the oil
1. Check the oil (
→
Section 6.3)
2. Stop the drive, contact customer
service
Oil leaking
1)
•
from the motor flange
•
from the motor oil seal
•
from the gear unit flange
•
from the output end
oil seal
1) It is normal for small amounts of oil/grease to leak out of the oil seal during the running-in phase
(24 hour running time).
a) Seal defective
b) Gear unit not vented
for a) Call customer service
for b) Vent the gear unit
(
→
Section 8)
Oil leaking
•
from the breather valve
a) Too much oil
b) Breather valve not fitted properly
c) Frequent cold starts (oil foams) and/
or high oil level
for a) Correct the oil level
(
→
Section 6.3)
for b) Fit the breather valve correctly
(
→
Section 8.1)
Output shaft is not rotating
although the motor is running
or the input shaft is rotating
Clutch interrupted
1. Check clutch function On / Off
2. Send in the gear unit/geared
motor for repair
Содержание HK40
Страница 2: ...SEW EURODRIVE ...
