Milnor 30 Series Maintenance Manual page 31

4. Add grease EM
6 operates at 60 Hz, the specified grease quantity for each grease fitting is 0.65 fl oz (18.4
mL).
5. If the motor has a grease drain plugs, operate the machine or use manual functions to operate
the motor for two hours. Replace the drain plug.
Table 11: Motor Grease Intervals and Quantities. Use grease EM
On Motor Nameplate (see
NEMA (IEC)
Frame Size
Up to 210 (132)
>210 to 280 (132
to 180)
>280 to 360 (180
to 200)
>360 to 5000
(200 to 300)
Maintenance Components—Machines and Controls Group
3.1.5.
[Document BIUUUM10]
Supplement 1
Examine belts and pulleys as explained below.
With power removed:
• Look for dirt, dust, oil, and grease. Remove contamination.
• Look for belt damage as shown in
• Look for worn pulleys as shown in
With the machine in operation—Do not touch the machine. Look and listen:
• A belt can have some vibration and not cause damage. It is necessary to correct this
condition only if the vibration is large.
• A belt must have sufficient tension that there is no slippage on the pulley during operation.
If slippage occurs, you can usually tell from the noise.
(Table 10) with the motor stopped. If the motor with the nameplate in
Figure 6)
RPM Less Than
Years
or Equal To
900
1200
1800
3600
900
1200
1800
3600
900
1200
1800
3600
900
1200
1800
3600
How to Examine Belts and Pulleys
Figure
Figure
27
Chapter 3. Routine Maintenance
(Table 10)
Interval
Hours
5.5 11000
4.5 9000
3 6000
1.5 3000
4.5 9000
3.5 7000
2.5 5000
1 2000
3.5 7000
3 6000
2 4000
0.5 1000
2.5 5000
2 4000
1 2000
0.5 1000
7.
7.
Figure
Quantity
Fluid
mL
Ounces
0.34 9.5
0.65 18.4
0.87 24.6
2.23 63.2
PELLERIN MILNOR CORPORATION