JOHNSON CONTROLS
62
FORM 102.20-OM2
ISSUE DATE: 6/01/2015
SECTION 3 - MAINTENANCE
TABLE 12 -
FAN BEARING RE-LUBRICATION INTERVALS FOR BALL BEARING PILLOW BLOCKS
RE-LUBRICATION SCHEDULE (MONTHS - ASSUME 24/7 OPERATION)
SPEED (RPM)
500
1000
1500
2000
2500
3000
3500
4000
4500
SHAFT DIAMETER (IN)
1/2 to 1-11/16
6
6
5
3
3
2
2
2
1
1-15/16 to 2-7/16
6
5
4
2
2
1
1
1
1
2-11/16 to 2-15/16
5
4
3
2
1
1
1
3-7/16 to 3-15/16
4
3
2
1
1
1
TABLE 13 -
FAN BEARING LUBRICATION INTERVALS FOR SPHERICAL ROLLER BEARING SOLID PILLOW
BLOCKS
RE-LUBRICATION SCHEDULE (MONTHS - ASSUME 24/7 OPERATION)
SPEED (RPM)
500
1000
1500
2000
2500
3000
3500
4000
4500
SHAFT DIAMETER (IN)
1/2 to 1-11/16
6
4
4
2
1
1
1
1
½
1-15/16 to 2-7/16
4
2
1½
1
½
½
½
½
½
2-11/16 to 2-15/16
3
1½
1
½
½
½
½
3-7/16 to 3-15/16
4
3
2
1
1
1
TABLE 14 -
FAN BEARING LUBRICATION INTERVALS FOR SPHERICAL ROLLER BEARING SPLIT PILLOW
BLOCKS
RE-LUBRICATION SCHEDULE (MONTHS - ASSUME 24/7 OPERATION)
SPEED (RPM)
500
750
1000
15000
2000
2500
3000
3500
4000
SHAFT DIAMETER (IN)
1/2 to 1-11/16
6
4½
4
4
3½
2½
2½
1
1
1-15/16 to 2-7/16
4½
4
3½
2½
1½
1
½
2-11/16 to 2-15/16
4
4
2½
1
½
3-7/16 to 3-15/16
4
2½
1½
1
TABLE 15 -
FAN BEARING LUBRICATION INTERVALS FOR DODGE ISN BEARINGS
SHAFT SIZE
(INCHES)
RPM
250
500
750
1000
1250
1500
2000
2500
>3000
1-1/8 to 2
4
3
2
2
1
0.5
0.25
0.25
0.25
2-3/16 to 2-1/4
3.5
2.5
1.5
1
0.5
0.5
0.25
0.25
0.25
2-3/8 to 3
3
2
1.5
1
0.5
0.25
0.25
0.25
0.25
3-3/16 to 3-1/2
2.5
1.5
1
0.5
0.25
0.25
0.25
0.25
3-11/16 to 4-1/2
2
1.5
1
0.5
0.25
0.25
0.25
4-15/16 to 5-1/2
1.5
1
0.5
0.25
0.25
0.25
5-15/16 to 6
1
0.5
0.5
0.25
0.25
0.25
6-7/16 to 7
1
0.5
0.25
0.25
0.25
LUBRICATING THE FAN SEGMENT AND
MOTOR
Keep the motor clean, dry, and properly lubricated at
all times. On ODP (Open Drip Proof) type motors as
out of the windings periodically, using low pressure air
(50 psig). For Totally Enclosed Fan Cooled (TEFC)
and dirt out of the cooling fan as conditions indicate.