Lincoln Foodservice Products, LLC
Technical Service Hot Line
1111 North Hadley Road Fort Wayne, Indiana
United States of America Phone
SEQUENCE OF OPERATION IMPINGER X2 OVENS
SEQUENCE OF OPERATION IMPINGER X2 OVENS
3240-2
SCHEMATIC DIAGRAM
MODEL 3240-2, 3262-2, 3270-260 HZ
MODEL 3240-2, 3262-2, 3270-250 HZ
SCHEMATIC DIAGRAM
TROUBLESHOOTING GUIDE
Check for 120VAC to the switch, if no voltage is
Switch, burner
present, trace wiring back to the oven fan switch
Air pressure switch
obstructions also check for frayed or broken wire
Electronic temperature
control to maximum temperature and check for
WITH POWER ON AND THERMOCOUPLE LEADS
Temperature regulation valve
Replace temperature regulation valve as needed
Power supply
incoming power, call power co. if needed
Repair or replace conveyor components as needed
Conveyor speed varying or
Check for a steady 120VAC supply to the conveyor
intermittent
TROUBLESHOOTING GUIDE
3240-2
Thermostat, hi-limit
replace hi-limitthermostat
Check for supply voltage to the burner control at
burner control. If voltage is present, proceed
amps in series between the flame sensor wire
sensor wire and connections
proper polarity of the power supply
Check for supply voltage at terminal #7 on burner
supply voltage to terminal #20 on the electronic
If voltage is not present, proceed
pressure, replace the valve
If supply voltage is present on the electronic
Check for supply voltage to conveyor control at
Check for a steady supply voltage to the conveyor
switch as needed
voltage is present, trace wiring back to conveyor
IMPINGER X2 SERIES OVENS
REMOVAL, INSTALLATION & ADJUSTMENTS
9.Remove burner tube bracket and Burner tube
RELAY, MAIN FAN, - REPLACEMENT
TIMER, 30 MINUTE COOL DOWN - REPLACEMENT
FUSE HOLDER - REPLACEMENT
SWITCH, ON/OFF - REPLACEMENT
BURNER CONTROL - REPLACEMENT
AIR PRESSURE SWITCH - REPLACEMENT
AIR PRESSURE SWITCH - ADJUSTMENT
3.Seal adjustment screw with nail polish
HAIRPIN SWITCH THERMOCOUPLE - REPLACEMENT
THERMOSTAT, HI-LIMIT- REPLACEMENT
TEMPERATURE REGULATION VALVE - REPLACEMENT
GAS VALVE - REPLACEMENT
MAIN BURNER ORIFICE - REPLACEMENT
PILOT ORIFICE - REPLACEMENT
SPARK IGNITER - REPLACEMENT
CONVEYOR MOTOR - REPLACEMENT
HALL EFFECT SENSOR - REPLACEMENT
CONVEYOR CONTROL - REPLACEMENT
1.Shut off power at main breaker
1.Shut off power at main breaker
CHAMBER
DRIVE
CONSTANT
CONSTANT
Time Mode Setting MM SS
Display minimum setting value is in seconds
Display maximum setting value is in seconds
Display setting at reference RPM, parameter
20135 Display minimum setting value is in seconds
21960 Display maximum setting value is in seconds
30135 Display setting at reference RPM, parameter
8.Remove control box cover
15.Remove control box cover
1933
2997
3383
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IMPINGER X2 OVENS
GENERAL VIEW
Page
OVEN CAVITY
IMPINGER X2 OVENS
Page
CONTROL BOX
IMPINGER X2 OVENS
Page
BURNER/DRIVE END
IMPINGER X2 OVENS
Page
CONVEYOR, SINGLE
IMPINGER X2 OVENS
Page
CONVEYOR, DUAL BELT
IMPINGER X2 OVENS