Blodgett S1820G - Manual (Page 32)

V. QUICK REFERENCE: TROUBLESHOOTING
SECTION 3
OPERATION
SYMPTOM PROBLEM SOLUTION
^OVERTEMP
light Is lit, food product is
undercooked
The oven temperature ex­
ceeded 650T (343“C), and
the burner was automati­
cally shut down.
Follow the procedures under Dally Shutdown Procedures in
this section to shut down the oven. Contact your Blodgett
Authorized Service Agent to determine and correct the cause
ef the condition to prevent damage to the oven.
Oven wili not
turn on at all
Eiectricalpowermay not be
reaching the oven, or the
controls may be set incor­
rectly.
The oven did not reach
200T (93“C) within 15 min­
utes of startup, and the oven
has stopped heating.
Check that the circuit breaker/fused disconnect is turned on.
Check that the "BLOWER/HEATER" (cg?^ Switch is in the
“ON” ("I”) position.
appears in dispiay,
oven Is not heating
Oven will not heat Controls may be set incor­
rectly.
Oven Is operating, but
tittle or no air is biowing
from air fìngers
Air fingers may have been
reassembled incorrectly
after cleaning.
Conveyor moves with a
jerky motion, or wilt not
move at all
Conveyor may be jammed
on an object in the oven, or
conveyor belt or drive chain
tension may be incorrect.
Food products are
overcooked or
undercooked.
Controls may be set incor­
rectly.
Turn the "BLOWER/HEATER" (cgi ^), and "CONVEYOR"
( ( z = d ) switches to the "OFF" ("O") position.
Waitfor AT LEAST FIVE MINUTES before restarting the oven.
Repeat the Daily Startup procedure.
Check that the Set Point is correctly set.
Check that both the "BLOWER/HEATER" and "HEAT/
CONVEYOR" ( ctzzd ) Switches are in the “ON” {"I") position.
if the oven still will not heat.turn the "BLOWER/HEATER"
(cg)^), and "CONVEYOR" ( a=o) switches to the "OFF" ("O")
position.
Waitfor AT LEAST FIVE MINUTES before restarting the oven.
Repeat the Daily Startup procedure. Check that the Set Point
is above 200"F (93'C).
Turn the oven to the “OFF” or “O” position, and allow It to cool.
Disconnect electrical power to the oven.
Refer to Section 4, Maintenance, for instructions on reassem­
bling the air fingers.
Turn the oven to the “OFF” or “O" position, and allow It to cool.
Disconnect electrical power to the oven.
Check if the conveyor is blocked by an object inside the oven.
Refer to Section 4, Maintenance, for instructions on checking
the conveyor and drive chain tension.
Check that the set temperature and bake time settings are
correct.
IF THESE STEPS FAIL TO RESOLVE THE PROBLEM, CONTACT YOUR LOCAL BLODGETT
AUTHORIZED SERVICE AGENT. A SERVICE AGENCY DIRECTORY IS SUPPLIED WITH YOUR OVEN.
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