© Entrematic
Group AB 2015
22
6020031A — Commercial HVLS Fans
November 2016
TROUBLESHOOTING
Before servicing the fan, read and follow the Safety
Practices on page 3 and the Operation section in this
manual. Failure to do so could result in death or serious
injury.
Use the Troubleshooting Guide if the fan fails to perform
properly. Find the condition that most closely matches your
situation and make the recommended adjustments.
Before service, inspection, or cleaning make certain that
the power is disconnected and properly locked off.
Before doing any electrical work, make certain the power
is disconnected and properly locked or tagged off. Failure
to do so may result in death or serious injury. All electrical
troubleshooting and repair must be done by a qualified
technician and meet all applicable codes. Failure to do so
could result in electrical shock, death or serious injury.
1. No blue light, no fan movement
2.
Fast blink (approx. 2 blinks/sec.)
blue light, no fan movement
3. Fast blink blue light, fan
movement.
4. Slow blink blue light, no
movement
5. Solid blue light, sustained
shuddering movement
6. Fan runs but makes noise or
vibrates
a) No power to fan
b) Circuit breaker on controller
box tripped
c) Communication cable loose
d) Remote is not programmed
e) Bad remote
f) Issue inside controller box
a) Power cable loose
a) Bad communication cable
b) Encoder cable loose
c) Motor power lead loose
d) Issue inside controller box
a) Fire alarm jumper issue
a) Issue inside controller box
a) Bad motor bearing
b) Missing or damaged winglet
c) Loose or damaged blade
d) Loose or damaged guy
wires
a) Check incoming power
b) Reset circuit breaker See Fig. 22.
c) Ensure communication cable is firmly
attached at each end.
d) Program remote. See page 23.
e) Replace and program new remote
f) Consult technical service
a) Ensure power cable is firmly attached at
each end
a) Replace cable
b) Consult technical service
c) Consult technical service
d) Consult technical service
a) Ensure jumper wire is in place
a) Consult technical service
a) Check if fan rotates freely by hand
without binding
b) Check winglets
c) Ensure blades are firmly attached and
mounting fasteners are tight
d) Ensure guy wires are taut and properly
installed
Problem
Possible Cause
Solution