14
TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSE
SUGGESTED REMEDY
No power to unit
Not plugged in or circuit breaker tripped
Check or reset circuit breaker
Connect to proper receptacle
Power cord damaged
Check - replace if required
Power switch damaged or defective
Check - replace if required
Product dries out too
quickly
Operation where product temp is too high
Check product temps going into holding
cabinet
Thermostat incorrectly set or defective
Check proper operation or calibration of
thermostat
Unit is on, motors are
running but no heat
Internal wiring error
Call service technician
Element hi-limit trip / defective
Call service technician
Takes too long to get
to temperature
Improper voltage
Call service technician to verify in-
coming voltage matches cabinet specifi-
cations.
Unit is hot
but low or no airflow
Internal wiring error
Call service technician
Circulation motor has quit
Call service technician
Improper voltage
Call service technician to verify in-
coming voltage matches cabinet specifi-
cations.
NOTE:
The technical content of this manual,
including any wiring diagrams, schemat-
ics, parts breakdown illustrations and /
or adjustment procedures, is
intended
for use ONLY by qualified technical
personnel
.
NOTE:
For warranty service, call Carter-Hoffmann
direct at 800-323-9793 for authorization,
we will dispatch the nearest authorized
service agency.
