6-2
IM-H
U.S. & Canada 1-800-922-1919 • Mexico 1-800-890-2900 • www.hussmann.com
HEATED SHELVES
Symptom
Probable Cause
Corrective Action
Controller flashes a “PR1”
error code
Shelf not installed or unplugged
If all shelves are installed, but LED controller
light is flashing ‘PR1’ for that shelf, check
the connection inside the case; insure it is
plugged in securely. If the LED controller
continues to flash, dispatch Hatco authorized
service agent.
(When a heated shelf is
removed/not plugged in, the controller will flash
a “PR1” error code. If this a shelf was removed
at the factory (requested by customer), a static
cling label “NOT IN USE” should have been
placed over the flashing controller.)
Lights do not come on.*
* Only Florescent Lights on
shelves - O/H heating lamps not
used with Heated Shelves
Ballast/light socket wiring.
Dispatch Hatco authorized service agent
Ballast needs to be replaced.
Dispatch Hatco authorized service agent
Lamp socket needs to be replaced.
Dispatch Hatco authorized service agent
Lamp needs to be replaced.
See Maintenance Section of Installation
and Operation Manual.
Light Switch needs to replaced.
Dispatch Hatco authorized service agent
Trouble Shooting Guide Cont’d