37
Dana Incorporated
IMM-0020EN - Installation and Maintenance Manual
9 MAINTENANCE & INSPECTION
Under normal ambient and working conditions the gear unit should be checked according the following intervals. (For definition
of normal working conditions refer to the product catalogue: “Selecting Gearbox” section);
Table 10:
* For TT series mineral oil is used unless it is differently ordered. For oil type and quantities refer to the following table.
Item to check /replace
Every 3.000 working hours
or every 6 months
Every 4.000 working hours
Every 10.000 working
hours or every 3 years
Every 25.000 working
hours
Check for oil leakage
x
Check for oil level
x
Check oil leakage from
seal
x
Check Rubber buffer
x (Change if necessary)
Check Bearings Noise
x (Change if necessary)
Change Mineral Oil
x (See Below for details)
Change Synthetic-PAO Oil
x (See Below for details)
Change Sealing
x
Change Bearing Grease
x
Change Bearings
x
Check for noise Changes
x
NOTE:
For normal ambient conditions 70 ºC oil bath temperature should be taken as reference
0
5000
10000
15000
20000
25000
30000
35000
40000
45000
70
80
90 100 110 120 130 140 150 160
Oi
l ch
an
g
e i
n
ter
val
[H
o
u
rs]
Oil bath temperature (Celcius)
Mineral
Synthetic PAO
Synthetic PG