American Dryer Corp ML-310 Phase 7 service manual Inputs RED Outputs Green

Models: ML-310 Phase 7

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FAN CONTACTOR FAULT - The fan contactor was not pulled in.

FRONT BURNER HI-LIMIT FAULT - Indicates the temperature disk in the front burner has opened. REAR BURNER HI-LIMIT FAULT - Indicates the temperature disk in the rear burner has opened.

FRONT BURNER VALVE FAULT - Indicates front gas valve is not working or no gas is turned on or flame out. REAR BURNER VALVE FAULT - Indicates rear gas valve is not working or no gas is turned on or flame out. FRONT BURNER IGNITION CONTROL FAULT - Front ignition module is not working or failure to ignite.

REAR BURNER IGNITION CONTROL FAULT - Rear ignition module is not working or failure to ignite. ROTATION FAULT - Indicates the basket (tumbler) is not rotating.

BAD PROBE - Indicates the temperature probe is open or shorted.

LOW VOLTAGE FAULT - Indicates power has dropped below the operating values and will shut down.

B.INPUT/OUT (I/O) BOARD INPUT and OUTPUT LIGHT EMITTING DIODE (L.E.D.) INDICATORS

INPUTS: (RED)

OUTPUTS: (GREEN)

1.

FDRC - Front Door Closed

1.

R_HEAT - Rear Heat

2.

FDRO - Front Door Open

2.

ALERT - Audio Alert Horn

3.

TBOL - Basket (tumbler) Overload

3.

FWD - Basket (tumbler) Forward

4.

FNOL - Fan Overload

4.

REV - Basket (tumbler) Reverse

5.

RDWN - Rear Down

5.

AIR JET - Air Jet On

6.

FDWN - Front Down

6.

FAN - Blower Fan On

7.

RDRC - Rear Door Closed

7.

F_HEAT - Front Heat

8.

RDRO - Rear Door Open

8.

AUX - Auxiliary Relay

9.

FAN - Blower Fan On

9.

PRG1 - Programmable Output #1

10.

RBHL - Rear Burner Hi-Limit

10.

PRG2 - Programmable Output #2

11.

R_SS - Rear Sail Switch

11.

PRG3 - Programmable Output #3

12.

FBHL - Front Burner Hi-Limit

12.

PRG4 - Programmable Output #4

13.

F_SS - Front Sail Switch

13.

OCL1 - Open Collector #1

14.

EXHL - Exhaust Hi-Limit

14.

OCL2 - Open Collector #2

15.

DRY - Dry Enable Bit

15.

OCL3 - Open Collector #3

16.

LINT - Lint Drawer

16.

OCL4 - Open Collector #4

17.

24VM - Control Voltage at Spare Inputs

17.

OCL5 - Open Collector #5

18.

FVLV - Front Gas Valve

18.

OCL6 - Open Collector #6

19.

RVLV - Rear Gas Valve

19.

OCL7 - Open Collector #7

20.

SPR1 - Spare #1

20.

OCL8 - Open Collector #8

21.

SPR2 - Spare #2

21.

EOC - End Of Cycle Light

22.SPR3 - Spare #3

23.SPR4 - Spare #4

24.SPR5 - Spare #5

25.+24 - Fuse #2 Board 24 Volt AC

26.24IN - Board 24 Volt AC

27.MCR+ - Control Voltage 24 Volts AC

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American Dryer Corp ML-310 Phase 7 service manual Inputs RED Outputs Green