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Sect ion, Servicing, Electrical characteristics – American Dryer Corp. AD-100 User Manual

Page 13: Te№erature transducer, Boor switch, Display led, Dip switch assemm

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S E C T I O N

V i l i

S E R V I C I N G

E L E C T R I C A L C H A R A C T E R I S T I C S

Note: This section refers to the characteristics and features of the Phase 1

and Phase II computer controls. Phase I Systems were equipped on dryers manufactured

prior to June 1, 1982, and have six dip switches located on the rear of the

board. Phase II Systems are equipped on dryers manufactured after June 1, 1982,

and have eight dip switches.

TE№ERATURE TRANSDUCER.

(Temperature sensor) Temperature is measured by a thermal

transducer. Accuracy is +10° F the value set at the dip switches for coin operated

or via the keyboard on standard machines.

BOOR SWITCH.

The door switch is a special double pole switch. One set of contacts

(gold color) must be connected to the yellow wires leading to it. The other

set of contacts are silver color and must be connected to the gray colored wires

only.

DISPLAY LED

The display is a four digit, seven segment red LED display. On

the Phase I Display, the first decimal point on the left indicates the heat circuit

is on. The second point indicates the motor circuit is operating. On reversing
dryers, the third decimal point light indicates the tumbler is rotating in the

forward direction.

On the Phase II Display, the first decimal point on the right indicates the motor
circuit is operating. The second decimal point indicates the heat circuit is on.
The third and fourth decimal points are for reversing dryers. The third dot

indicates the tumbler is rotating in the reverse direction. The fourth dot

indicates the tumbler rotating forward.

DIP SWITCH ASSEMM

The dip switch assembly on the Phase I System is a six

position S

p

ST switch mounted on the rear of the controller. It is used to set

the following.

OPEN

CLOSED

No. 1

Reverse/No Reverse Selectability

No. 2

--

Add 4 Seconds Rev. Tumbler Stop Time

No. 3

--

Add 8 Seconds Rev. Tumbler Stop Time

No. 4

--

Temperature Display

No. 5

Auto/Manual

Auto Only

No. 6

50 HZ

60 HZ

The dip switch assembly on the Phase II System is an eight position SPST switch
mounted on the rear of the controller. It is used to set the following.

8-1