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SECTION 16: REMOVAL AND REPLACEMENT PARTS
41
• Use only genuine ROBERTS GORDON
®
replacement parts.
The three speed winding connections are:
Low speed: White N, Red Live The other two
windings are "parked" separately in spare terminals.
Medium speed: White N, Blue live. The other two
windings are "parked" separately in spare terminals.
High speed: White N, Black live. The other two
windings are "parked" separately in spare terminals.
• Check that the fan blades are free to rotate
without catching before turning on the power to
the fan.
• Set all fans to operate at the same speed.
Figure 14: Centrifugal Fan Orientation
CTUB/C 22-40 CTUB/C 50-90 CTUB/C 100-115
16.9 Fan Data
MODEL CTU-22 CTU-30 CTU-40 CTU-50 CTU-60 CTU-75 CTU-90 CTU-100 CTU-115
Axial Fan Type
CTUA Models
EBM
S4E420
AA06-02
EBM
S4E420
AA06-02
EBM
S4E420
AA06-02
Ma-Vib
V02-C100
Ma-Vib
V02-C100
EBM
S4E420
AA06-02
EBM
S4E420
AA06-02
Ma-Vib
V02-C100
Ma-Vib
V02-C100
RG P/N
90710418 90710418 90710418 90710419 90710419 90710418 90710418 90710419 90710419
Quantity 1 1 1 1 1 2 2 2 2
Fan Rating
(Watts per Fan)
160 160 160 370 370 160 160 370 370
Centrifugal Fan Type
CTUB/C Models
Tor in
241-241
Tor in
241-241
Tor in
241-241
Tor in
241-241
Tor in
241-241
Tor in
270-270
Tor in
270-270
Tor in
270-270
Tor in
270-270
RG P/N A049 A049 A049 A049 A049 A047 A047 A047 A047
Quantity 1 1 1 2 2 2 2 3 3
Normal Fan Rating (W) 110 0 110 0 110 0 1100 1100 1200 1200 1200 1200
High Fan Rating (W) 1400 1400 1400 1400 1400 1700 1700 1700 1700