11
Model
Possible reason
Remedy
The fan does not start
No power
Have a qualifi ed electrician check
connections and power source.
The fan does not start (pos-
sibly with humming noise)
Object stuck in blades
Turn off power. Remove object.
Restart fan.
Loud noise, vibration
Loose screw
Dirty impeller
Tighten screw
Clean the unit according to direc-
tions in this manual.
Please call Customer Service at 888-640-0925 with any other problems encountered.
STORAGE
Should you need to store the fan for any length of time:
•
Store the fan in its original packaging in a ventilated area. Temperatures should not be below 41
or higher than 104 F. Humidity should not be above 80%.
•
The fan must be stored in a non-corrosive environment.
•
Avoid storing the fan in an area where it may be hit by a forklift, where it will have to be moved
a number of times, etc.
Black
Full Voltage
Motor
Red
Red
L2
L1
Black
Variable
Voltage
240 Volt
Connection Diagram for 4-Wire* Controls
Ground (Earth)**
G
reen
Connection Diagram for 2-Wire* Controls (Switch Models)
Triac
Switch
AC Line
L1
L2
Ground (Earth)**
Gr
e
e
n
Motor
Connection Diagram 2-Wire* Controls for No Switch Model (NS)
AC Line
L1
L2
G
reen
Triac
Motor
Ground (Earth)**
Connection Diagram for 3-Wire* Controls (Switch Models)
Triac
Switch
Black
Blue***
AC Line
Auxiliary
Load
L1
L2
Ground (Earth)**
*** Wire may be white in some applications
Gr
e
e
n
Red
Motor
* Ground wire is not counted when designating 2,3 or 4 wire controls.
** Be sure to ground control using the green wire. Some models do not require grounding, therefore, a ground wire is
not provided.
*** Wire may be white in some applications.
Fig. 8
TROUBLESHOOTING