Assembly and Operating Instructions – Gear Units R..7, F..7, K..7, K..9, S..7, SPIROPLAN® W
145
9
Gear units
Malfunctions
9
Malfunctions
9.1
Gear units
WARNING
Risk of crushing if the drive starts up unintentionally.
Severe or fatal injuries.
• De-energize the motor before you start working on the unit.
• Secure the motor against unintended power-up.
CAUTION
Risk of burns due to hot gear unit and hot gear unit oil.
Serious injuries
• Let the gear unit cool down before you start working on it.
• Carefully remove the oil level plug and the oil drain plug.
NOTICE
Improper handling of the gear unit and the motor may lead to damage.
Possible damage to property.
• SEW drives may only be repaired by qualified personnel who are familiar with the
technical rules for industrial safety and health.
• Only qualified specialists are permitted to separate the drive from the motor.
• Consult SEW-EURODRIVE customer service.
Malfunction
Possible cause
Remedy
Unusual, regular running
noise
Meshing/grinding noise: Bearing damage
Check the oil
→
see "Inspection/maintenance for the
gear unit" (page 89), change bearings.
Knocking noise: Irregularity in the gearing
Contact customer service.
Unusual, irregular running
noise
Foreign bodies in the oil
•
Check the oil
→
see "Inspection/maintenance for
the gear unit" (page 89),
•
Stop the drive, contact customer service
Oil leaking
•
From the inspection
cover
•
From the motor flange
•
From the motor oil seal
•
From the gear unit
flange
•
At output-end oil seal
1)
Rubber gasket on the inspection cover leaking Tighten the screws on the inspection cover and
observe the gear unit If oil still leaks: Contact customer
service.
Gasket defective.
Contact customer service.
Gear unit not ventilated
Vent the gear unit
→
see "Mounting Positions"
(page 104).
Moisture film
•
around the dust lip of
the oil seal
•
with small trickle on the
bottom end of the oil
seal in new drives dur-
ing the run-in phase
2)
Function-related pseudo-leakage
There is no fault.
Remove with soft, lint-free cloth and keep monitoring it.
If oil leaks out after more than 168 hours of operation,
contact the customer service.
Drop formation and dripping
even after the run-in phase
on the output end oil seal
Oil seal defective.
Check the sealing system
2)
Contact customer service,
if necessary
Page 119
Содержание BN 5-12 Series
Страница 13: ...TAB 1 DEVICE DATA SHEETS ...
Страница 18: ...TAB 2 APPROVED SUBMITTAL ...
Страница 23: ...All data subject to change without notice 1 800 ASK 4WEG www weg net 14 ...
Страница 26: ...Your advantages our pumps ...
Страница 45: ...ADV 2 13E And what can we get flowing for you Your nearest contact Or visit www seepex com ...
Страница 117: ...TAB 3 INSTALLATION OPERATIONS AND MAINTENANCE ...
Страница 133: ...Page 37 ...
Страница 233: ...www weg net Manual of Electric Motors 64 ENGLISH Figure 2 1 IEC motor nameplate Page 135 ...
Страница 234: ...www weg net Manual of Electric Motors 65 ENGLISH Figure 2 2 NEMA motor nameplate Page 136 ...
Страница 306: ...TAB 4 AS BUILTS AND SUPPLEMENTAL INFORMATION ...
Страница 307: ...R Page 29 ...
Страница 308: ...R Page 30 ...