OPERATION MANUAL
FLEXESERVE HUB®
FLEXESERVE® | Operation Manual Flexeserve Hub® North America | V1 MAR 2021 | 40003230
Page | 22 of 22
Troubleshooting
CAUTION
Never attempt to open electrical connection enclosures. Only approved, trained and
competent engineers should access the base of the unit and electrical areas.
WARNING
The information provided is for guidance only. The Alan Nuttall Partnership Ltd cannot
be held responsible for any accidents or injuries caused by instructions being carried
out incorrectly, or by the way the information is depicted.
Fault
Cause
Solution
Products are not maintaining
temperature.
Produce has been displayed in the
equipment at a low temperature.
It is beneficial for the holding
time to enter the product into
the unit as hot as possible for
that particular food product.
Draughts from doorways and air
conditioning units in the vicinity of
the equipment can cause the
temperature to drop.
Relocate the equipment to a
more suitable location. If this is
not possible, raise the
temperature settings (call your
service provider, as an Engineer
is required to do this).
Set temperature is too low.
Increase the temperature using
the controller.
Unit is not heating up.
Contact Customer Support
.
Temperature display is blank.
Over-temperature thermostat has
operated.
Contact Customer Support
.
Controller is faulty.
Unit is not operating.
No power.
Check that the mains power
switch is switched on.
Fuse has tripped.
Contact Customer Support
.
Over-temperature thermostat has
operated.
Mains circuit breaker of the store
has tripped.
Check store procedures.
Lights are not working.
Light unit has failed.
Contact Customer Support
.
Alarm is sounding.
Door has been left open.
Ensure door is closed properly.
This information is provided for guidance only and is not exhaustive. Always use best practice fault-
finding techniques to establish and eliminate faults.
Some faults must only be investigated by a trained and qualified Engineer. For assistance, contact
Customer Support
.
