Frymaster FootPrint OCF30G Service & Parts Manual page 34

Problem
A. JIB out of oil
B. Supply line from JIB is clogged.
C. Probe temperature lower than setpoint.
D. Temperature in supply line or JIB is too
E. Crumb build up around sensor
F. ATO board power loss
G. Failed solenoid.
Frypots won't top off.
H. ATO pump failed or over tightened.
I.
J.
K. Top-off manifold solenoid failed
L. Jumper missing in ATO board 4 and 5
One vat tops off but A. Failed solenoid
other vats fail to top B. Loose wire connection.
off.
Probable Causes
low.
Failed transformer/harness.
Failed ATO board.
closed.
battery units
1-28
Corrective Action
A. Ensure the JIB is not out of oil and
supply line is in the JIB. Replace JIB

and press the
prompted to reset top off system.
B. Remove supply line from pump and
blow air through line towards JIB.
C. Check to see that fryer is heating.
Fryer temperature must be at least
300°F (149°C).
resistance. If probe is bad, replace the
probe.
D. Ensure oil is above 70°F (21°C).
E. Clean crumbs from
surrounding sensor.
F. Power to the ATO board has been cut
off. Restore power to the board and
switch all controllers off and on again
to readdress system.
G. Check solenoid to see if functioning
properly.
H. Ensure pump is operational.
voltage to pump. Replace the pump if
defective.
I. Ensure transformer in ATO box is
functioning properly.
from transformer to ATO board.
Ensure all harnesses are plugged
securely into place.
J. Check for proper voltages using the
pin position chart found on page 1-31.
If ATO found defective, replace ATO
board.
K. A pressure switch opens in the pump
with excessive pressure in the top-off
manifold, shutting down the pump.
Clear or replace solenoid.
L. Jumper in J4/J5 missing on ATO #2
board in pins 7 & 8.
A. Check power to the pump. A hot
pump suggests a failed solenoid.
B. Ensure all wiring harnesses are
securely connected to ATO board and
solenoids.
button when
Check probe
opening
Check
Check power