F3Dn Service Manual Parts Replacement / Section 2.18
For Technical Support, Call 800-537-2653. Copyright
2006 Franke, Inc. All rights reserved.
2.18 Main Control Board Replacement
[Part No. 19000800]
1)
Roll the unit out to allow access to rear service panel.
2)
Disconnect power at outlet. [Pull plug.]
3)
Remove screw that secures rear service access panel.
4)
Locate the Main Control Panel for the Lane that requires
replacement.
5)
Disconnect the six terminal connectors that plug into the
Main Control Board, to include:
Ø
Ribbon harness from Controls Touch Pad [J9]
Ø
Cable connector from Basket Load & Door-
Open Sensor [J14]
Ø
Cable connector from Low Product Sensor [J18]
Ø
Cable connector from Load Cell [J12]
Ø
Harness connector to three Motors [J3]
Ø
Braided Lead from 24-volt Power Supply [J11]
6)
Using a 1/8” [3 mm] Allen/hex wrench, remove the six
board mounting screws.
7)
Take new Main Control Panel [P/N: 19000800] from its
protective package and position and align with mounting
holes.
8)
Using the 1/8” [3 mm] Allen/hex wrench, replace the six
board mounting screws. DO NOT OVERTIGHTEN!
9)
Replace all six harness and cable connections. Make
sure terminals are fully engaged.
10) Plug in unit power cord to power supply.
Test
the new Main Control Board by:
11) Switch ON Main Power Switch at the front control panel.
12) Press LANE-POWER touch pad for that Lane.
13) If LOAD READY light comes on, position empty fry
basket under Hopper in basket guide, to activate the fry
load cycle [in AUTO Mode]. In MANUAL Mode, press
MANUAL DISPENSE.
14) If Lane properly dispenses fries, it is working properly.
15) Close rear service access panel and return F3Dn
Dispenser to normal operating location.
[Photo 1]
Disconnect all six cable and
harness connections from Main
Control Board.
Rev. 2 10/06
Ø
Note
: Load Cell Calibration is required when the
Main Control Board is replaced.
See Section 3.7
for calibration instructions
.
