GE WH18X28174 Configuration guide

WH00X28180

Part Install Instructions

Overview –Procedure for programming new control boards

when all LED’s are flashing.

Applicable To The Following Main Boards:

WH18X28174, WH18X28175, WH18X28176, WH18X28177

and WH18X28178

!IMPORTANT SAFETY NOTICE

The information in this part instruction is intended for use by

individuals possessing adequate backgrounds of electrical,

electronic and mechanical experience. Any attempt to repair a

major appliance may result in personal injury and property damage.

The manufacturer or seller cannot be responsible for the

interpretation of this information, nor can it assume any liability in

connection with its use.

!WARNING

To avoid personal injury, disconnect power before servicing this

appliance. If electrical power is required for diagnosis or test

purposes, disconnect the power immediately after performing the

necessary checks. RECONNECT ALL GROUNDING DEVICES If

grounding wires, screws, straps, clips, nuts, or washers used to

complete a path to ground are removed for service, they must be

returned to their original position and properly fastened.

Parts Included:

•Control Board •Instruction Sheet

1. Press Start button. LED’s will stop flashing and the personality ID can be selected.

▪Models with seven segment display will show the personality ID number in the display.

▪Models without seven segment display will show the personality ID number on the

status LED’s using binary coding. (See binary chart on reverse side)

2. Press and release the Start button to increment to the next personality ID number.

▪The first personality may be “0” and all cycle status LED’s will be off.

▪When the end of the ID list is reached the control will wrap around to the beginning of

the personality ID number list.

3. Press and hold the Start button for three seconds when the correct personality ID number

is in the display or if the correct status LED’s are lit for the personality ID number needed.

▪This will save the personality ID number and the control will go to an idle state.

NOTE: If an error is made programming the control or the LED’s are not flashing, enter Field

Service Mode as shown on the last page of these instructions. Use service mode test 17 to enter

the correct personality.

Model Number

Main Board

Personality

ID SSD

Personality ID

Cycle Status

LED"S

GTW220**K0 / K1 / K2

WH18X28174 0*

GTW220**K3

WH18X28176 10

GTW220**K4 / K5

WH18X28176 1

GTW330**K0 / K1

WH18X28174 8

GTW330**K2

WH18X28176 11

GTW330**K3 / K4

WH18X28176 2

GTW335**N0 & higher

WH18X28176 15

GTW460**J0 / J2

WH18X28174 6

GTW460**J1 / J3 / J4 / J5 / J6

WH18X28174 11

GTW460**J7

WH18X28176 12

GTW460**J8 / J9

WH18X28176 3

GTW465**N0

WH18X28176 16

GTW465**N1 & higher

WH18X28176 18

GTW485**J0 / J1

WH18X28174 10

GTW485**J2 / J3

WH18X28174 14

GTW485**J4 / J5

WH18X28176 4

GTW490**J0 / J1

WH18X28174 1

GTW490**J2

WH18X28174 5

GTW490**J3

WH18X28174 5

GTW490**J4

WH18X28176 5

GTW490**J5

WH18X28176 5

GTW500**N0 & higher

WH18X28176 17

GTW680**J0 /J1 /J2

WH18X28175 2

GTW680**J3 / J4

WH18X28175 3

GTW680**J5

WH18X28177 6

GTW680**J6

WH18X28177 6

GTW680**L0

WH18X28177 6

GTW680**L1

WH18X28177 6

GTW685**L0 / L1

WH18X28177 7

GTW750**L0 / L1

WH18X28178 8

GTW755**M0 / M1

WH18X28178 13

HTW200**K0 / K1

WH18X28174 7

HTW200**K2

WH18X28176 9

HTW200**K3 / K4

WH18X28176 0*

HTW240**K0 / K1

WH18X28174 0*

HTW240**K2

WH18X28176 10

HTW240**K3 / K4

WH18X28176 1

Note: For models GTW220**K0, K1and K2, HTW240**K0 and K1, and alsoHTW200**K3

and K4, the cycle status LED’s will not be lit for personality “0”.

Note: Solid circles indicate that particular cycle status LED is lit.

FIELD SERVICE MODE ENTRY

From an idle state only (all LEDs off), press

and hold Start button while rotating the cycle

selection knob 180 degrees (7 clicks) and

then release the Start button.

• Once service mode is entered all LEDs will

be flashing.

–On 7-segment display models: (0) will be

displayed for Test (0).

–On models without a 7-segment display: All

of the status LEDs above the cycle knob will

be lit.

• The cycle selection Knob is now used to

control the test selection menu.

–Rotating the knob clockwise will

increment the test numbers in the

display.

–Rotating the knob counter clockwise will

decrement the test number in the display.

–Models without 7-segment display: Will

display tests using the status lights above the

cycle knob in a binary format. (See Binary

Chart)

–Turning the knob to go to a different test will

terminate any current active state.

• Once the test number is selected, pressing Start

will begin the selected test.

Exit Field Service Mode

• Field service mode will time out after 30 minutes

if there is no user activity.

• Models without 7-segment display: Press and

hold the Start button for 3 seconds

• Models with a 7-segment display: Press Power

button

SERVICE MODE TEST 17-

Change Personality

Pressing Start will start the test. Press Start

button again and the next valid personality should

be displayed. Press and hold the Start button to

select the correct personality. The control will go to

an idle state. All LED’s off.

Note: Upon entering test 17 for models,

GTW220**K0, K1 and K2,

HTW240**K0 and K1, and also HTW200**K3

and higher

the cycle status LED’s will not be lit for

personality “0”.

Note: If the personality ID is already set and you

try to set the same personality the control will

NOT go to an idle state. Ensure the correct

personality ID is being entered.

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