Alto-Shaam Cook & Hold Oven Electronic Control 1000-TH/III - Manual (Page 31)

TH/III InsTallaTIon / operaTIon / servIce manual pg . 29
S E R V I c E
d A N g E R
dIScONNEcT UNIT FROM
pOwER SOURcE BEFORE
cLEANINg OR SERVIcINg.
N O T E
If the appliance has been unplugged for an
extended period of time, the Real Time Clock may
require recharging. Turn main breaker to the unit
off for 10 seconds and then restore power.
For more information, see Error Code E-60 in
the Troubleshooting section of this manual.
c A U T I O N
THiS SECTiON iS PROViDED FOR THE ASSiSTANCE
OF QUALiFiED SERViCE TECHNiCiANS ONLY AND
iS NOT iNTENDED FOR USE BY UNTRAiNED OR
UNAUTHORiZED SERViCE PERSONNEL.
A. No power. display will not light.
1. Verify that power is available at the outlet or junction box.
2. Verify that the circuit breaker switch on the back of the unit is turned on.
3. Verify that the power cord is not open. Check continuity with a VOM meter.
4. If the problem persists, call a qualified Alto-Shaam service technician at 1-800-558-8744.
B. display is lit but unit is not heating.
Check to verify that the high limit switch located at the rear of the unit top has not been
tripped. If it has been tripped, reset by pressing in the hi-limit reset button at the rear
of the oven.
After resetting, the cause of the high limit trip must be corrected. If the high limit switch
will not reset, the high limit switch is defective and must be replaced. This is a safety
device and must not be bypassed or removed from the circuit.
c. To test air sensor:
Test air sensor by placing sensor in ice water bath and using an ohmmeter set on the ohm scale.
The reading should be 100 ohms resistance. If it is more than 2 ohms higher or lower, sensor
needs to be replaced.
d. To test probe sensor:
Test food probe by placing in ice water bath and using an ohmmeter set on the ohm scale.
The reading should be 100 ohms resistance.
TROUBLE ShOOTINg INTERNAL ELEcTRIcAL cOMpONENTS
d A N g E R
LOcK-OUT OR pOST
BREAKER pANEL UNTIL
SERVIcE wORK hAS
BEEN cOMpLETEd.
This section is provided for the assistance of qualified technicians only and is not intended for use by untrained
or unauthorized service personnel. If your Alto-Shaam ® unit is not operating properly, check the following before
calling your Authorized Alto-Shaam Service Agent:
☛
Check main power circuit breaker to the unit and verify that the circuit breaker on the back of the unit is turned
on, if applicable.
Do not attempt to repair or service the unit beyond this point. Contact alto-Shaam for the nearest authorized
service agent. repairs made by any other service agents without prior authorization by alto-Shaam ® will
void the warranty on the unit.