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1
%
Corning DC44 or equivalent, a special high temperature grease is
required. Note that Dow Corning DC44 grease does not mix with
other grease types.
@,#,#
7
$ 6
; $ % 6 %
/%
*
& % (/$
The external surface temperature of the end shield (bracket) bearing
hub may reach 100° C (212° F) during normal operation. Touching
this surface may cause discomfort or injury. Surface temperatures
should only be measured with suitable instruments and not estimated
by hand touch.
_________________________________________________________________________________________________________________________
@,#,!
'/7$
%
:, @,# ' 1
% 1
@ < ' 1
9 M
N
56 180
[80 110]
210 250 [130 160]
280
[180]
320
[200]
360
[225]
400 440 [250 – 280]
>440
[>280]
(
( )
* If motor remains idle for more than six months, Lubricate at the beginning of the season, then follow lubrication interval.
?
B
B
% 1
@ # ( )
/
- 4-
)
( )
0
( )
Standard
Severe
Extreme
________________________________________________________________________________________________________________________
% 1
@ !
Angular Contact or Roller Bearing
Vertical Motor
All others
________________________________________________________________________________________________________________________
1 )
Q
<
; $ %/$ *
% $= '(*
+ -
)
L M % 1
@ < - N B M
)
&
%-
4 (
( 3
RA#
R @
2500 Hrs.
4000 Hrs
2500 Hrs
2000 Hrs
4
% 1
! @ + -
: Maximum Ambient Temperature and Contamination are independent factors
B
1
%
Less than 40° C (104° F)
Above 40° C (104° F) to 50°
C
Greater than 50° C
or
Class H Insulation
0.5
0.5
1.0
Q ): Dow
For RTD settings see Table 3 7.
4
4
)
)
% 1
)
1
" $;
(
% 1
R@
5000 Hrs
4000 Hrs
3000 Hrs
2000 Hrs
1500 Hrs
D
-
Clean, Slight Corrosion, indoors, less than 16 hrs per day
Moderate dirt or Corrosion or outdoors or more than 16 hrs
Severe dirt or Abrasive dust or Corrosion
% 1
@ @ $
48 56
143 145
182 184
213 215
254 256
284 286
324 326
364 365
404 405
444 449
>449
For regreasing while operating multiply volume by 125%.
@ # N B M
)
4
,
!,@
B
R!
R<
6000 Hrs.
17000 Hrs.
5000 Hrs.
12000 Hrs.
4000 Hrs.
10000 Hrs.
3000 Hrs.
9000 Hrs.
2000 Hrs.
8000 Hrs.
1500 Hrs.
4000 Hrs.
1000 Hrs.
3000 Hrs.
)
per day
1
( 3
=
,
,
80
0.25
90
0.25
110
0.50
130
0.75
160
1.00
180
1.50
200
2.00
225
3.00
250
3.80
280
4.10
>280
4.50
% 1
@ ! N
4 (
R<#
20000 Hrs.
16000 Hrs.
14000 Hrs.
12000 Hrs.
10000 Hrs.
7000 Hrs.
5000 Hrs.
1.0
0.5
0.2
3
0.14
4.0
0.14
4.0
0.28
8.0
0.42
12.5
0.55
16.0
0.83
25.0
1.11
33.0
1.66
50.0
2.11
62.0
2.27
67.0
2.50
74.0
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