Nortek VENMARCES VHC-36 - Appendix P: Forward Curved Fan Bearing Relubrication Schedule

Appendix P: Forward Curved Fan Bearing Relubrication Schedule
Fan Model ATL1 9-4 & ATL1 9-7 ATL1 10-7 & ATL1 10-9 ATL1 12-9
Class T2 T2 T2
Bearing Size ¾ ¾ 1
Bearing Model P2B-SCAH-012-FF P2B-SCAH-012-FF P2B-SCAH-100-FF
Relubrication Grease Qty. (oz.) 0.09 0.09 0.11
RPM
Frequency of
Relubrication
(weeks)
RPM
Frequency of
Relubrication
(weeks)
RPM
Frequency of
Relubrication
(weeks)
800 88 700 96 600 98
1,280 78 1,120 85 940 87
1,760 67 1,540 74 1,280 75
2,240 57 1,960 63 1,620 64
2,720 47 2,380 52 1,960 53
3,200 37 2,800 40 2,300 42
Grease type: NLGI #2 Lithium complex grease
Fan Model ATL1 12-12 ATL1 15-11 ATL1 18-13
Class T2 T2 T2
Bearing Size 1-3/16 1-3/16 1-3/16
Bearing Model P2B-SCAH-102-FF P2B-SCAH-103-FF P2B-SCAH-103-FF
Relubrication Grease Qty. (oz.) 0.14 0.14 0.14
RPM
Frequency of
Relubrication
(weeks)
RPM
Frequency of
Relubrication
(weeks)
RPM
Frequency of
Relubrication
(weeks)
800 89 500 100 400 103
1,280 79 780 89 660 94
1,760 68 1,060 77 920 82
2,240 68 1,340 66 1,180 70
2,720 48 1,620 54 1,440 58
3,200 37 1,900 43 1,700 45
Grease type: NLGI #2 Lithium complex grease
VCES-VHC-IOM-1F – VHC-36, -42 & -50
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