twin city HIB Instruction manual
Contents
Introduction
Shipping and Receiving
Handling
Figure 2. Moving Shaft and
Wheel with Spreader Bar
Figure 1. Lifting Lug Locations
Lifting Lugs
Lifting Lugs
INSTALLATION, OPERATION & MAINTENANCE MANUAL
Centrifugal Fans
ENGINEERING SUPPLEMENT
ES-52
Short Term Storage
Long Term Storage
Prior to Storage
Storage Procedure
Periodic Check
Start-Up
Foundations and Supporting Structures
Fan Installation – Factory Assembled Units
Fan Installation – Disassembled Units
Figure 3. Drive Component Assembly
Shaft
Centerline
Bearing
Pedestal
Sheave
Bearing
Inlet Funnel
Housing Side
Wheel
Assembled Bearing,
Shaft, Funnel, and
Housing. Frame
Angles Not Shown.
Figure 4. Split-housed Drive Component Assembly
Figure 5.
Sheave Alignment
RBO, RBR Wheel Placement
Size
913 915 917 919 921 923 926 929 933 937 941 945 949 954 960
B
Fan Operation - Safety
Operation Check List
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
M
A
DIA
B
RBO RBR
BB
B
A
B
A
B
A
SWSI DWDI
Figure 6. Wheel-Funnel Overlap
HIB, RTF, HRT* Wheel Placement
Size
A B B* Size A B B*
19 23 19 23
180
400
200
450
220
490
240
540
270
600
300
660
330
730
360
800
HIB, RTF, HRT, BC, BCS, TSL, BAF, BAE, EPF & EPQ
BC-SW, BC-DW, BCS, TSL, BAF SWSI & DWDI Wheel Placement
Size
122 135 150 165 182 200 222 245 270 300 330
A
B
RBA, RBO & RBR
FC
Size
365 402 445 490 542 600 660 730 807 890
A
B
EPF, EPQ, BAE SWSI & DWDI Wheel Placement
Size
182 200 222 245 270 300 330 365 402 445 490
A
B
Size
542 600 660 730 807
A
B
EPF, EPQ Wheel Placement
Size
122 150 165
A
B
BAE SWSI & DWDI Wheel Placement
Size
122 135 150 165
A
B
A
RBA
RBA Wheel Placement
Size
907 909 911 913 915 917 919 921 923 926 929 933 937 941 945 949 954 960
A
MBW, MBO & MBR
MBW, MBO, MBR Wheel Placement
Size
196 224 252 280 308 336 365 421 477 533 589
MBW
MBO
MBR
FC Wheel Placement
Size
A B Size A B
10.5
30
12
33
15
36
18
39
21
42
24
48
27
54
A
BCN Wheel Placement
Size
270 300 330 365 402 445 490 542 600 660 730
A
BCN
APF & APQ Wheel Placement
Size
121 141 161 181 201 221 251 281 321 351 391 441 491 551 631 711 791
A
B
WARNING
Maintenance of Fans
General Motor Maintenance
Drive Maintenance
WARNING
Relubrication Schedule (Months)*
Spherical Roller Bearing - Solid Pillow Blocks
Speed (RPM) 500 1000 1500 2000 2500 3000 3500 4000 4500
Shaft DIA
1
3⁄16" thru 17⁄16" 6 4 4 2 1 1 1 1 1⁄2
1
11⁄16" thru 23⁄16" 4 2 11⁄2 1 1⁄2 1⁄2 1⁄2 1⁄2 1⁄2
2
7⁄16" thru 37⁄16" 3 11⁄2 1 1⁄2 1⁄2 1⁄4 1⁄4
3
15⁄16" thru 415⁄16" 21⁄2 1 1⁄2 1⁄4
Figure 8. Safety & Lubrication Instructions for Fans
with Ball Bearings
Figure 9. Safety & Lubrication Instructions for Fans
with Unit Roller Bearings
Relubrication Schedule (Months)*
Ball Bearing Pillow Blocks
Speed (RPM) 500 1000 1500 2000 2500 3000 3500 4000 4500
Shaft DIA
1⁄2" thru 111⁄16"
1
15⁄16" thru 27⁄16"
2
11⁄16" thru 215⁄16"
3
7⁄16" thru 315⁄16"
BAF, BAE, EPF, EPQ,
APF & APQ Wheels
HIB, BCS
& BCN
Wheels
BC, RBA &
TBA Wheels
HRT & RTF
Wheels
FC & NFC
Wheels
RBO, RBW, RBR
MBO, MBR &
TBR Wheels
R
o
t
a
t
i
o
n
Figure 7. Proper Wheel Rotation
Wheel and Shaft Maintenance
Structural Maintenance
Troubleshooting Guidelines
WARNING
Static Oil Lubrication
Figure 10. Safety & Lubrication Instructions for Fans
with Split Roller Bearings
Relubrication Schedule (Months)*
Spherical Roller Bearing - Split Pillow Blocks
Speed (RPM)
500 750 1000 1500 2000 2500 3000 3500 4000
Shaft DIA
17⁄16" thru 115⁄16"
23⁄16" thru 211⁄16"
215⁄16" thru 315⁄16"
47⁄16" thru 415⁄16"
57⁄16" thru 515⁄16"
Grease
to be
added
at each
interval
Bearing Maintenance
Note:
Lubrication
Troubleshooting Performance Problems
Air Capacity Problems:
Noise Problems:
Vibration Problems:
NOTE:
Motor Problems:
Drive Problems:
Bearing Problems:
Ball bearings
Spherical Roller Bearings with Set Screw Lock
Spherical Roller Bearings with Adapter Lock
Lubrication
TM
®
Limitation of Warranties and Claims
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