Relubrication amounts, Troubleshooting – Rockwell Automation 1329M AC Induction Motors, 56-5000 Frame, User Manual User Manual

Page 10

Advertising
background image

10

AC Induction Motors

Relubrication Time Interval & Amounts - motors with regreasing provisions

1

For motors nameplated as “belted duty only” divide the intervals by 3.

2

Lubricate at the beginning of the season. Then follow service schedule above.

SEASONAL SERVICE: The motor remains idle for a period of 6
months or more.

STANDARD SERVICE: Up to 16 hours of operation per day,
indoors, 38

° C (100° F) maximum ambient.

SEVERE SERVICE: Greater than 16 hours of operation per day.
Continuous operation under high ambient temperatures 38˚-65˚ C
100˚-150˚ F) and/or any of the following: dirty, moist locations, high
vibration (above NEMA standards), heavy shock loading, or where
shaft extension end is hot.

Relubrication Amounts

(For motors with regreasing provisions).

Troubleshooting

Refer to previous “Attention” statements before performing service or
troubleshooting.

If trouble is experienced in the operation of the motor, assure that:

The bearings are in good condition and operating properly.

There is no mechanical obstruction to prevent rotation in the
motor or in the driven load.

The air gap is uniform. (Consult manufacturer for specifications).

All bolts and nuts are tightened securely.

Proper connection to drive machine or load has been made.

In checking for electrical trouble, assure that:

The line voltage and frequency correspond to the voltage and
frequency stamped on the nameplate of the motor.

The voltage is actually available at motor terminals.

Service
Condition

NEMA Frame Size

1

140-180

210-360

400-510

1800 RPM
& Less

Over 1800
RPM

1800 RPM
& Less

Over 1800
RPM

1800 RPM
& less

Over 1800
RPM

Standard

3 years

6 months

2 years

6 months

1 year

3 months

Severe

1 year

3 months

1 year

3 months

6 months

1 month

Seasonal

See Note 2.

Nema Frame Size

Volume Cu. In. (Fluid Oz.)

140

0.25 (0.14)

180

0.50 (0.28)

210

0.75 (0.42)

250

1.00 (0.55)

280

1.25 (0.69)

320

1.50 (0.83)

360

1.75 (0.97)

400

2.25 (1.2)

440

2.75 (1.5)

500

3.00 (1.7)

Advertising