Troubleshooting Suggestions - Wells MOD400TDM/AF Owner's Manual

Built-in four-well modular auto-fill warmers
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TROUBLESHOOTING SUGGESTIONS

SYMPTOM
No power to warmer
Warmer will not heat
Warmer trips circuit breaker
Warmer slow to heat
Drain-equipped unit will not hold
water
Auto-fill unit overflows
Auto-fill unit does not fill
One or more pans of an auto-fill
unit do not fill
There are no user-serviceable components in this appliance.
In all instances of damage or malfunction, contact your Authorized Wells Service Agency for repairs.
POSSIBLE CAUSE
Circuit breaker off or tripped
Temperature control not set
Wet insulation
Pan leaking or other internal
damage
Internal damage
Mineral deposits on pan acting
as a insulator
Wired to wrong voltage
Drain valve not fully closed
Drain valve damaged or pan(s)
leaking
Water level sensor dirty
Internal damage
Water supply turned off or
restricted
Bad Probe or other Internal
Damage
Blocked drain manifold
10
SUGGESTED REMEDY
Reset circuit breaker
Set control to desired
temperature
Verify flange-to counter seal is
sound, or reseal with food-grade
silicone sealant
Contact your Authorized Wells
Service Agency for repairs
Contact your Authorized Wells
Service Agency for repairs
Clean pan(s) with delime cleaner
Verify supply voltage - must
match voltage on warmer
nameplate
Check drain valve for debris and
close fully
Contact your Authorized Wells
Service Agency for repairs
Clean water level sensor
Contact your Authorized Wells
Service Agency for repairs
Be sure water supply is turned
on and water supply hose is not
pinched or twisted
Contact your Authorized Wells
Service Agency for repairs
Clean drain manifold

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