Maintenance
Maintenance intervals
7
53
Lenze ¯ MA 12.0018 ¯ 4.1
A
100
60
1000
10000
50000
70
80
90
110
B
C
D
Fig. 18 Lubricant diagram
Oil sump temperature [°C]
Synthetic oil CLP HC/CLP PG
Oil life/changing intervals [operating
hours h]
Mineral oil CLP
Stop!
Irrespective of the operating hours, an oil change must be carried out
every three years at the latest!
¯ Shaft seals and roller bearings:
– The service life depends on the operating conditions.
– Replace seals in case of leakage to avoid consequential damage.
Time interval Measures Description of the operations
On the first day, then every
month
Visual inspection Inspection regarding unusual operating noises,
vibrations and impermissibly high
temperatures
Leakage test If leakages are found, eliminate their cause, see
"Troubleshooting" section
Every 6 months
Clean gearbox Remove dirt and dust deposits. To be inspected
more frequently in the case of heavy dirt
accumulation
Check rubber buffer Check rubber buffer of the torque plate and
replace it in the event of visible wear or
damage
Relubricate bell housings
of the roller bearing
For bell housings with lubricating nipples:
relubricate roller bearing in bell housing using a
grease gun. Grease: Klüber Microlube GLY 92,
quantity approx. 5 grams
Check pipe of the oil
expansion tank
Replace pipe when it shows signs of leakage or
after 4 years
Annually Check vent valve Check whether air can pass through the
breather element. If it shows blockages, replace
it
After 3h, then every 2 years Check fastening elements Check mounting of the gearbox (foot, flange
and shrink disk mounting).
According to diagram; at
the latest as specified in
the lubricant table
Oil change Carry out oil change 68 for type and amount
of lubricant see nameplate
Replace roller bearing
grease filling
When an oil change is carried out, the roller
bearing grease filling should also be replaced
68
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