321023
68
8.4.6 Blank
Display
Replace dispenser
display control board
12945106P.
Verify pins straight &
locked into service cord
amp block. Also verify
power to outlet.
Reconnect service cord
and measure voltage
across RED & WHITE
wires on service cord.
Yes
No
Apply power to unit.
Remove dispenser
display control board
making sure to unhook
both wiring harnesses.
With the REF door open,
check voltage across
RED & WHITE wires on
the control harness.
Does the
multimeter read the
110V?
Does the
unit have power?
(lights, compressor,
etc).
Unplug 9 pin connection
between FZ liner harness
and control harness.
Check voltage across
RED & WHITE wires on
FZ liner harness.
Does the
multimeter read the
correct voltage?
Remove MC back and
unplug 9 pin connection
between MC harness &
FZ liner harness. Check
voltage across RED &
WHITE wires on MC
harness.
Does the
multimeter read the
correct voltage?
Check RED & WHITE wire
pins at both end of FZ liner
harness to ensure they are
correctly locked into place
and are straight, using a
multimeter to verify
continuity.
Do the connections
look good and still
have incorrect
voltage?
Unplug service cord from
MC harness & measure
voltage across RED &
WHITE wires on service
cord.
Does the
multimeter read the
correct voltage?
Replace control
harness 13032201.
Replace MC
harness.
Reconnect all wiring
harnesses, plug unit in,
and check display for
desired result.
Unit is not
repairable.
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Содержание RX256DT4X1
Страница 11: ...321023 11 2 3 Refrigerant Flow...
Страница 12: ...321023 12 2 4 Cabinet Air Flow...
Страница 13: ...321023 13 2 5 Ice And Water Dispenser Diagram...
Страница 14: ...321023 14 2 6 Water Valve Diagram...
Страница 15: ...321023 15 2 7 Typical External Sweat Pattern...
Страница 16: ...321023 16 3 INSTALLATION...
Страница 17: ...321023 17...
Страница 18: ...321023 18...
Страница 76: ...321023 76 Ice Water Dispensing Board...
Страница 78: ...321023 78 Mid Electronic Specification Control RX256DT4X1 RX256ET2B1 RX256ET2W1...
Страница 104: ...321023 104 14 WIRING DIAGRAMS 14 1 Wiring Schematic RX256DT7X1...
Страница 105: ...321023 105 14 2 Wiring Diagram RX256DT7X1...
Страница 106: ...321023 106 14 3 Wiring Schematic RX256DT4X1 RX256ET2B1 RX256ET2W1...
Страница 107: ...321023 107 14 4 Wiring Diagram RX256DT4X1 RX256ET2B1 RX256ET2W1...
Страница 108: ...321023 108 NOTES...