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8.4
Troubleshooting Flow Chart (RX256DT4X1, RX256ET2B1,
RX256ET2W1)
8.4.1
Compressor Does Not Turn On
Does the
condenser fan
run?
Using wiring diagram (refer ?)
check continuity of display
harness, control harness, FZ
liner harness and cabinet
harness. Replace faulty
harness.
Yes
Is there line
voltage?
Use Service Test
2 to turn
compressor on.
Make sure
connector J1 is
properly
connected on the
board.
Is
compressor
warm and
running?
Compressor relay
circuit may be
defective.
Program the
control board.
Replace control
board 12784415P.
No
Has the
program code
been entered into
the control
board?
Turn compressor
on using service
mode & measure
voltage from pin 1
to pin 7.
Compressor
system may be
restricted.
Yes
Yes
Yes
No
No
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...