Replacing The Ato Pump Or Solenoid; Replacing The Ato Or Vib (Aif) Probe - Frymaster BIELA14-T Series Service Manual

1.11.5 Replacing the FIB Board, Power Supply, or optional SUI Communication Board
Disconnect the fryer from the electrical power supply. Locate the FIB
box (see Figure 17 in section 1.11), behind the oil reservoir). Remove
the cover of the FIB box to expose the power supply, FIB board and
optional SUI communication board (see Figure 21). Mark and unplug
any wires or harnesses.
reattach all wires or harnesses. Replace the cover. Once replaced,
CYCLE POWER TO ENTIRE FRYER SYSTEM. See section 1.13 to cycle
control power. Check software version and if necessary update the
software. If a software update is necessary, follow the instructions to
update the software in section 1.15.
?
Press the information ( ) button; press the down arrow; press the SW
version button to verify software version of the FIB. If the FIB software
version is not visible, the FIB may not be connected properly.

1.11.6 Replacing the ATO Pump or Solenoid

Disconnect the fryer from the electrical power supply.
Locate the ATO pump (see Figure 22), behind the ATO
box. Mark and unplug any wires or harnesses. Press
down from the top on the quick disconnects to release
the plumbing (see Figure 23). The plumbing can be
pulled from the pump. Loosen the four nuts attaching
the pump to the pump tray. Disconnect the electrical
connection. Replace the defective component and
reverse above steps. Once replaced, reconnect the
power.

1.11.7 Replacing the ATO or VIB (AIF) Probe

1.
Disconnect the fryer from the electrical power supply and reposition it to gain access to the
rear of the fryer.
2.
Remove the associated side panel, if replacing an outside probe, to gain access to probe
harness.
3.
Drain cooking oil below the level of the probe to be replaced.
4.
Disconnect the component wires as follows:
a. If replacing the ATO probe, disconnect them from SIB board.
b. If replacing the VIB (AIF) probe, use a paperclip to push pins from the J1 connector on
the VIB board.
5.
Unscrew the probe from the frypot.
6.
Apply Loctite PST56765 pipe thread sealant or equivalent to the replacement part threads
®
and screw the replacement part into the frypot. If replacing an ATO or VIB probe ensure the
probe is flush with the side of the vat prior to tightening. Torque the component to 180
inch-pounds.
7.
Reverse steps 1 through 5 to complete the procedure.
Replace the defective component and
24VDC
SUI
Power
Supply
24VDC
Power
Supply
Figure 22
1-30
Communication
Figure 21
Figure 23
VIB (AIF)
Probe
Figure 24
FIB Board
SUI (KCCM)
Board
SUI USB
Port
ATO Probe