Huebsch ZA2921*A3059 Top-Load Parts Diagram

Commercial

Washers

Refer to Page 5 for Model Numbers

Service

www.comlaundry.com

W247PE1A

Part No. 37951R1

June 2005

Safety Information

Throughout this manual and on machine decals, you will find precautionary statements (“CAUTION,” “WARNING,” and “DANGER”) followed by specific instructions. These precautions are intended for the personal safety of the operator, user, servicer and those maintaining the machine.

a DANGER

Danger indicates an imminently hazardous situation that, if not avoided, will cause severe personal injury or death.

a WARNING

Warning indicates a hazardous situation that, if not avoided, could cause severe personal injury or death.

a CAUTION

Caution indicates a hazardous situation that, if not avoided, may cause minor or moderate personal injury or property damage.

Additional precautionary statements (“IMPORTANT” and “NOTE”) are followed by specific instructions.

IMPORTANT

The word “IMPORTANT” is used to inform the reader of specific procedures where minor machine damage will occur if the procedure is not followed.

NOTE

The word “NOTE” is used to communicate installation, operation, maintenance or servicing information that is important but not hazard related.

In the interest of safety, some general precautions relating to the operation of this machine follow.

WARNING

• Failure to install, maintain and/or operate this product according to the manufacturer’s instructions may result in conditions which can produce serious injury, death and/or property damage.

• Do not repair or replace any part of the product or attempt any servicing unless specifically recommended or published in this Service Manual and unless you understand and have the skills to carry out the servicing.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the product is properly grounded and to reduce the risk of fire, electric shock, serious injury or death.

W006R2

37951 3

Section 1 Safety Information

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be

reconnected to ensure that the washer is properly grounded.

WARNING

Repairs that are made to your products by unqualified persons can result in hazards due to improper assembly or adjustments subjecting you or the inexperienced person making such repairs to the risk of serious injury, electrical shock or death.

WARNING

If you or an unqualified person perform service on your product, you must assume the responsibility for any personal injury or property damage which may result. The manufacturer will not be responsible for any injury or property damage arising from improper service and/or service procedures.

W003

W007

W008

NOTE: The WARNINGS and IMPORTANT INSTRUCTIONS appearing in this manual are not meant to cover all possible conditions and situations that may occur. Common sense, caution and care must be exercised when installing, maintaining or operating the washer.

Always contact your dealer, distributor, service agent or the manufacturer about any problems or conditions you do not understand.

Locating an Authorized Servicer

Alliance Laundry Systems is not responsible for personal injury or property damage resulting from improper service. Review all service information before beginning repairs.

Warranty service must be performed by an authorized technician, using authorized factory parts. If service is required after the warranty expires, Alliance Laundry Systems also recommends contacting an authorized technician and using authorized factory parts.

4 37951

Section 2

Introduction

Model Identification

Information in this manual is applicable to these washers:

Electronic

Control

Model

Washer Model

Nonmetered

Model

Metered

Model

EA2011*A3000 X EA2011*A3050 X EA2111*A3000 X EA2111*A3050 X EA2111*A3059 X EA2111*A5400 X EA2111*A5406 X EA2111*A5412 X EA2111*A5417 X EA2211*A1200 X EA2211*A1300 X EA2211*A3000 X EA2211*A3066 X EA2921*A3000 X EA2921*A3050 X EA2921*A3059 X GA2210*A1102 X ZA2021*A1102 X ZA2111*A1102 X ZA2111*A3059 X ZA2121*A1102 X ZA2210*A1102 X ZA2221*A1102 X ZA2921*A1102 X ZA2921*A3059 X

* Add Letter To Designate Color. L – Almond W – White

One

Speed

Motor

XX XX XX XX XX XX XX XX XX XX XX XX XX

XX

XX XX

XX

Two

Speed

Motor

XX XX XX

XX

XX XX XX

Porcelain

Washtub

Stainless

Steel

Washtub

37951 5

Section 2 Introduction

Customer Service

If literature or replacement parts are required, contact the source from whom the machine was purchased or contact Alliance Laundry Systems at (920) 748-3950 for the name and address of the nearest authorized parts distributor.

For technical assistance, call (920) 748-3121.

Nameplate Location

When calling or writing about your product, be sure to mention model and serial numbers. Model and serial numbers are located on nameplate(s) as shown.

Nameplate

IC

R

B

A

L F

L

A

S

E

R

P

T

N

E

N

A

M

R

E

P

D

E C N

A

L A B

N U

M R A

W

D A O

L

D

L O C

T O H

E S U

N

I E R

U T A

R E

M E T H

S A

W

E S N I

R

S S E

R P

. M R E

P

E

T A C I

L E D

N I P

S

L A M

R O N

R O T

C

E L E

S C I

R

B A F

NOTE: Coin slide and coin drawer shown for illustration purposes only.

W233SE3B

6 37951

Section 3

Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

IMPORTANT: Refer to appropriate wiring diagram for aid in testing washer components.

1. NO HOT WATER

POSSIBLE CAUSE TO CORRECT

Hot water supply faucet is closed. Open faucet. Water supply is cold. Check water heater. Kinked hot water inlet hose. Straighten or replace hose. Clogged mixing valve screen, or screen in outer end

of inlet hose nearest water supply faucet. Inoperative hot water mixing valve solenoid. Test solenoid and replace if inoperative. Inoperative timer. Test timer and replace if inoperative. Inoperative temperature switch. Test switch and replace if inoperative. Inoperative pressure switch. Test switch and replace if inoperative. Clogged pressure hose. Remove and clean or replace hose. Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram.

Disconnect hot water inlet hose, and clean or replace screen.

W003

2. NO COLD WATER

POSSIBLE CAUSE TO CORRECT

Cold water supply faucet is closed. Open faucet. Kinked cold water inlet hose. Straighten or replace hose. Clogged mixing valve screen, or screen in outer end

of inlet hose nearest water supply faucet. Inoperative cold water mixing valve solenoid. Test solenoid and replace if inoperative. Inoperative timer. Test timer and replace if inoperative. Inoperative temperature switch. Test switch and replace if inoperative. Inoperative pressure switch. Test switch and replace if inoperative. Clogged pressure hose. Remove and clean or replace hose. Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram.

3. NO WARM WATER

POSSIBLE CAUSE TO CORRECT

No hot water. Refer to Paragraph 1. No cold water. Refer to Paragraph 2.

Disconnect cold water inlet hose, and clean or replace screen.

37951 7

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

4. WATER FILL DOES NOT STOP AT PROPER LEVEL

POSSIBLE CAUSE TO CORRECT

Inoperative pressure switch. Test switch and replace if inoperative. Air leak in pressure hose. Replace hose. Sediment on or under mixing valve diaphragm,

defective diaphragm, or armature binding in armature guide.

Broken, weak, or missing mixing valve armature spring.

A siphoning action started in washer will cause water to be siphoned from washer during cycle due to end of drain hose being lower than cabinet top of washer. Drain hose fits tight in standpipe or drain.

Water in pressure hose. Blow air through hose to remove water. Broken, loose, shorted, or incorrect wiring. Refer to appropriate wiring diagram.

Disassemble and clean mixing valve. Replace deteriorated or not-easily-cleaned components.

Disassemble valve and replace spring.

Install No. 562P3 Siphon Break Kit. Provide an air gap around drain hose and drain receptacle.

W003

5. TIMER DOES NOT ADVANCE (MECHANICAL TIMER MODELS ONLY)

POSSIBLE CAUSE TO CORRECT

Timer is designed to pause during fill periods. Allow completion of fill period. Inoperative timer. Test timer, and replace if inoperative. Loading door is open. Close loading door. Loading door MUST be closed any time

washer is set to fill, agitate or spin. Washer will not fill. Timer pauses until pressure switch is satisfied. Timer motor lead wire off timer terminal. Refer to appropriate wiring diagram and reattach wire. Broken, loose or incorrect wiring. Refer to appropriate wiring diagram. Timer is designed to pause when going from agitate

to spin. Timer is designed to stop if an out-of-balance load

has been encountered while washing clothes load. Timer is designed to stop if washer drive motor has

been over loaded and motor thermal overload has tripped.

Allow time for timer to go through that step. See diagram

for information on time required.

Open lid and automatically reset out-of-balance switch

when lid is closed.

Motor thermal protector reset time may vary depending

upon the reason for the washer overload, however, it should

reset within 15 minutes. Check to ensure that washer was

not overloaded with clothes. Is circuit breaker to washer tripped, disconnecting

Reset circuit breaker. power to washer.

Washer will not fill. Timer is designed to pause when going from spin into rinse

to allow the washtub to stop spinning before filling. Make

sure that timer has advanced into fill portion of rinse cycle.

8 37951

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

6. MOTOR DOES NOT RUN

POSSIBLE CAUSE TO CORRECT

Electrical power off, fuse blown, or power cord not plugged in.

Check laundry room for blown or loose fuse(s) or open circuit breakers. (Washer itself does not have an electrical

fuse). Loading door not closed or inoperative switch. Close door or test switch and replace if inoperative. Timer improperly set. Reset timer, or try another cycle. Inoperative timer. Test timer and replace if inoperative. Motor starting functions inoperative. No start; or

Check start switch and start windings. motor hums only.

Motor is dead, will not run. Check switch and windings. Motor overload protector has cycled. Wait two or three minutes for overload protector to reset. If

protector cycles repeatedly, refer to Paragraph 9. Bind in upper or lower motor bearing. Remove belt and determine if motor shaft will spin. Replace

motor if shaft is locked up. Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram. Power cord is miswired. Refer to appropriate wiring diagram for correct wiring.

W003

7. NO AGITATION

POSSIBLE CAUSE TO CORRECT

Inoperative timer. Test timer and replace if inoperative. Inoperative action switch. Test switch and replace if inoperative. Motor will not run. Check switch and windings. Inoperative pressure switch. Test switch and replace if inoperative. Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram. Broken drive belt. Replace belt. Inoperative transmission assembly. Replace transmission assembly. Sheared motor pulley roll pin. Remove drive motor, and replace roll pin and any other

damaged parts. Drive motor overload protector has cycled. Refer to Paragraph 12. Bind in pump. Replace pump. Loading door is open or door switch is inoperative. Close loading door or test switch and replace if inoperative.

37951 9

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

8. CONSTANT AGITATION

POSSIBLE CAUSE TO CORRECT

Inoperative timer. Test timer and replace if inoperative. Shorted or incorrect wiring. Refer to appropriate wiring diagram. Inoperative transmission assembly. Repair or replace transmission assembly.

9. WASHER SMOKES, OVERHEATS, CYCLES ON MOTOR THERMAL OVERLOAD PROTECTOR, SWITCH ACTUATOR KICKS IN AND OUT

POSSIBLE CAUSE TO CORRECT

Belt is tacky and does not allow proper slip. Check belt and replace if defective. Belt tension is too great and does not allow proper

Make sure idler spring is properly connected.

slip. Inoperative timer. Test timer and replace if inoperative. Motor switch functions inoperative. Check switch functions. Bind in water pump. Replace pump. Brake pads binding. Free binding pads, or replace pads. Brake, transmission, or motor have locked up and

will not turn.

Check that all these components are able to move freely. Correct binding component.

Incorrect voltage. Contact local utility company, or have a qualified electrician

check power supply.

W003

10 37951

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

10. SLOW SPIN OR NO SPIN

POSSIBLE CAUSE TO CORRECT

Inoperative timer. Test timer and replace if inoperative. Loading door is open or door safety switch is

Close loading door, or test switch and replace if inoperative.

inoperative. Bind in water pump. Replace pump. Broken drive belt. Replace belt. Washer has gone out-of-balance. Open loading door to reset out-of-balance switch.

Rearrange load in washtub. Motor will not run. Check switch and windings. Sheared motor pulley roll pin. Remove drive motor and replace roll pin and any other

damaged parts. Motor overload protector has cycled. Wait two or three minutes for overload protector to reset. If

protector cycles repeatedly, refer to Paragraph 9. No clearance or stuck brake pads. Free sticky brake pads or replace pads. Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram. Inoperative transmission assembly. Repair or replace transmission assembly.

W003

11. CONSTANT SPIN

POSSIBLE CAUSE TO CORRECT

Inoperative timer. Test timer and replace if inoperative. Washtub does not stop spinning within seven

Replace brake pads. seconds after loading door is opened.

Excessive wear on brake pads, or missing brake

Replace brake pads. pads.

Shorted or incorrect wiring. Refer to appropriate wiring diagram.

37951 11

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

12. WASHER STOPS IN CYCLE; QUITS AFTER A COUPLE LOADS; IS INTERMITTENT

POSSIBLE CAUSE TO CORRECT

Belt is tacky and does not allow proper slip. Check belt and replace if defective. Belt tension is too great and does not allow proper

Make sure idler spring is properly connected.

slip. Inoperative timer. Test timer and replace if inoperative. Broken, loose, or incorrect wiring. Refer to appropriate wiring diagram. Motor overload protector has cycled. Wait two or three minutes for overload protector to reset. If

protector cycles repeatedly, refer to Paragraph 9. Motor switch functions inoperative. Check switch functions. Brake, transmission, or motor have locked up and

Check that all these components are able to move freely. will not turn.

W003

13. WASHER IS LOCKED UP OR BINDING

POSSIBLE CAUSE TO CORRECT

Excessive belt tension. Replace belt and/or idler spring. Bind in upper or lower bearing. Replace bearing. Bind in water pump. Replace pump. Bind in transmission. Repair or replace transmission. Brake pads binding. Free binding pads, or replace pads. Incorrect voltage. Contact local utility company, or have a qualified electrician

check power supply.

14. OUTER TUB DOES NOT EMPTY

POSSIBLE CAUSE TO CORRECT

Kinked drain hose. Straighten hose. Drain hose out of clamp in back of cabinet. Remove washer front panel and install drain hose into

clamp. Inoperative water pump. Replace pump. Obstruction in outer tub outlet hose. Remove obstruction.

12 37951

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

15. EXCESSIVE VIBRATION

POSSIBLE CAUSE TO CORRECT

Unbalanced load in tub. Stop washer, redistribute load, then restart washer. Broken, or disconnected centering spring(s). Connect or replace centering spring(s). Washer is not properly leveled. Adjust leveling legs. Washer is installed on weak, "spongy", carpeted or

built-up floor. Incorrect or loose cabinet screws. Replace with correct screws or tighten. Base damaged (washer was dropped). Replace base assembly. Balance ring not positioned properly on

transmission assembly. Lubricant on pivot dome and/or snubber pad and

isolator assembly.

Relocate washer, or support floor to eliminate weak or "spongy" condition.

Refer to Paragraph 54.

Remove lubricant.

W003

16. WATER LEAKING FROM OUTER TUB

POSSIBLE CAUSE TO CORRECT

Leaking water seal in outer tub. Replace hub and seal kit assembly. Refer to Paragraph 49. Hole in outer tub. Replace outer tub. Pressure hose or pressure bulb leaking. Replace pressure hose and/or pressure bulb. Outer tub cover gasket leaking. Replace gasket. Obstruction in drain causing water to come over top

Remove obstruction.

of outer drain tub cover. Tub-to-pump hose leaking at clamp. Tighten clamp.

37951 13

Section 3 Troubleshooting

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

17. TROUBLESHOOTING COIN DROP

When coin is placed into coin slot, the coin should roll down drop and be heard dropping into coin vault. If coin does not fall into coin vault or if coin drop sensor does not register that coin has been entered, follow troubleshooting instructions on the following page. Refer to Figure 1 for path that coin follows when working properly.

IMPORTANT: Never use oil to correct coin drop problems. Oil residue will prevent coins from rolling properly.

IMPORTANT: Do not bend or damage mechanical parts within coin drop.

W003

Coin Drop

Sensor

Additional coins

following path to

sensor

Coin in

Coin Slot

DRY2B

Figure 1

14 37951

Is proper

electrical power supplied to coin drop? (Incorrect

electrical connection may

prevent coins from

registering in

coin drop.)

YES

Is machine

level? (Machines

that aren't level may

prevent coins from

following through

required check

stages

of drop.)

NO

Section 3 Troubleshooting

Refer to wiring diagram for proper connections.

Refer to Installation Instructions for instructions on leveling machine.

YES

Is coin drop

clean? (Residue

or lint build-up may prevent coins from

following through

required check

stages of

drop.)

YES

Replace coin drop

NO

Refer to Adjustments section for instructions on cleaning drop.

TLW302S

37951 15

Section 3 Troubleshooting

Notes

16 37951

Troubleshooting Electronic Control

Models EA2921*A3000, EA2921*A3050, EA2921*A3059, ZA2921*A1102 and

ZA2921*A3059

WARNING

To reduce the risk of electric shock, fire, explosion, serious injury or death:

• Disconnect electric power to the washer before servicing.

• Never start the washer with any guards/panels removed.

• Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer is properly grounded.

18. ERROR CODE LISTING Listed below are some of the error codes that may appear on the electronic control.

E:00 General Error E:01 Proximity Error Micro-wand IIIe is improperly aimed at infrared communicator (angle or

distance): Re-aim Micro-wand IIIe.

E:02 IR Communications

Disconnection

Micro-wand IIIe prematurely pulled away from electronic control during infrared communication: Maintain infrared connection between Microwand IIIe and electronic control during communication.

W003

E:05 Invalid Value

Communication

E:07 Inoperative Control Replace electronic control. E:08 Inoperative Control Replace electronic control. E:09 Proximity Error Micro-wand IIIe is improperly aimed at infrared communicator (angle or

E:0A Proximity Error Micro-wand IIIe is improperly aimed at infrared communicator (angle or

E:0B IR Communication

Disconnection

E:0C IR Communication

Disconnection

E:0d Pressure Switch Error 1. Check fill and drain hoses for improper installation and kinks.

E:0F IR Communicator

Programmed Off

Err Coin Error 1. Inoperative coin sensor: Run the Coin Drop Diagnostic test.

Invalid code downloaded from Micro-wand IIIe to electronic control.

distance): Re-aim Micro-wand IIIe.

distance): Re-aim Micro-wand IIIe. Micro-wand IIIe prematurely pulled away from electronic control during

infrared communication: Maintain infrared connection between Microwand IIIe and electronic control during communication.

Micro-wand IIIe prematurely pulled away from electronic control during infrared communication: Maintain infrared connection between Microwand IIIe and electronic control during communication.

2. Check fill electrical circuit: Replace inoperative switches or wires. Reprogram infrared communicator on.

2. Coin drop obstruction: Check coin drop area and remove any obstructions.

3. Customer tampering: Evaluate security procedures.

NOTE: Disconnecting power to the unit may clear the error display.

NOTE: If replacing an inoperative electronic control due to burnt pin(s) on the 6-pin wire harness connector block, it may be due to damaged terminals in the harness connector. Damaged terminals in the harness connector will appear burnt or show signs of heat discoloration on the connector block. Replace the control wire harness with the control to avoid repeated damage.

37951 17

Troubleshooting Electronic Control

19. CANNOT PERFORM INFRARED COMMUNICATION

Attempt to communicate with the electronic control from the Micro-wand.

Is

there any

acknowledgement

of any kind from

the electronic

control?

YES

Does

the electronic

control display

"E:OF" or

"– C–" ?

"E:OF"

Check the following: – (IR) disabled by manual prog.

– Is the (IR) on the control covered or blocked?

– If needed, change electronic control board.

NO NO

"– C–"

Aim Micro-wand closer and try again.

Communication sequence checks out.

Is

there any

control

response?

YES

Check the following: – Low battery on Micro-wand.

– Is the (IR) on the control covered or blocked?

– If needed, replace electronic control board.

– Is the (IR) cap properly attached to the Micro-wand?

W367S

18 37951

20. COINS IGNORED WHEN ENTERED

Start coin drop diagnostic test. Enter several coins.

Troubleshooting Electronic Control

NOTE: For instructions on performing tests, refer to programming manual.

the electronic

control display

coin counter

increment

properly?

Open control panel

connection

"H2" firmly seated

in its receptacle

control?

Does

YES

NO

Is

YES YES YES

on the

NO NO

Make sure the control is reset properly and prompting for a vend.

Check coin drop

connector plug firmly seated in

its receptacle?

Is

the 3-pin

NOTE: In this section, bring the control out of the diagnostic mode. Also, make sure the control is not in a free vend mode.

NOTE: Inspect and test for continuity the harness between the drop and electronic control board.

Are

wires exiting

the coin drop

optical sensor

cracked or

broken?

NO

Replace coin drop.

Reconnect and run test again.

37951 19

Reconnect and run test again.

Retest again, if not successful the following is the problem: – Replace coin drop.

If the problem still exists: – Replace electronic control.

W368S

Troubleshooting Electronic Control

21. ELECTRONIC CONTROL HAS NO VISIBLE DISPLAY

The electronic control has no LED or VFD functioning on the control board.

Is the

power cord

plugged in?

Open control panel

Is there

voltage at "FS1"

black to "FS2"

white?

Replace electronic control.

YES

NO

Plug electronic control unit into electrical outlet.

Disconnect power and check for broken, loose, or incorrect wiring from the electrical outlet to the electronic control.

NOTE: This voltage check confirms that main power is present to the control.

W369S

20 37951

Notes

Troubleshooting Electronic Control

37951 21

Troubleshooting Electronic Control

22. NO FILL ANALYSIS

Washer is not filling.

Is

the display

on?

YES

Are

the water

lines turned

on?

(#) Numbers next to voltage checks correspond to the locations marked on the wiring schematic.

Is the

YES YES

coin counter

counting down

as coins are

entered in

the drop?

(1)

Check

voltage at

the lid switch

pnk/blu "COM"

to "H3-3",

is there

voltage?

YES

(2)

Check

voltage at

the pressure

switch "1" PNK/BLU

and to "H3-3",

is there

voltage?

NO

Replace inoperative wiring.

NONO

Turn on water.

If the problem still exists, refer to these other troubleshooting guides: "Electronic control has no visible display", or "Coins ignored when entered".

(3)

Check

voltage at

YES

the pressure

switch "2" BLU/WHT

and to "H3-3",

is there

voltage?

NO

Replace pressure switch or pressure hose.

YES

When checking voltage to neutral, check between source and "H3-3" since neutral for mixing values is through the thermal protect on the motor.

Replace inoperative coin drop.

(4)

Check

voltage

at control

"H3-1" to "H3-3",

is there

voltage?

NO

Replace inoperative wiring.

NO

Open control panel

YES

Temps listed are determined by what water temps have been selected

NO

After checking for correct wiring, replace inoperative lid switch.

(5)

Voltage

check off

electronic control

board hot - ORG "H5-1"

to "H3-3" cold - GREY,

"H5-4" to "H3-3" warm -

"H5-1" and "H5-4"

to "H3-3",

is there

voltage?

NO

Replace electronic control board.

YES

On mixing valve check and replace: – Inlet screens.

– Wiring and connections. – Replace coils or mixing valve. – Check thermal protect and wiring

from thermal protect to "H3-3"

22 37951

W370S

L1

FS-1

L1

1

PRESSURE SWITCH

WATER CIRCUIT

LID SWITCH SENSE.

MOTOR DIRECTION

AND CONTROL AND

TIMING CIRCUIT

NO FILL ANALYSIS

120/240 VOLT 60/50 HERTZ

(Refer to machine serial plate.)

LID AND UNBALANCE SWITCH

H3-1

ELECTRONIC CONTROL

COLD

AND

HOT

MOTOR SPEED

Troubleshooting Electronic Control

4

2

5

N

PRESSURE SWITCH

3

2

H3-1

N

K1

K2

K5

FS-2

H5-4

H5-1

H3-5

1

MIXING VALVE

COLD

HOT

AUDIT CONTROL

H2-4

SERVICE

DOOR

COIN VAULT

CIRCUIT

H2-3

H2-5

H2-6

MOTOR MASTER

K4

H6-2

H6-1

H2-1

H2-2

AVAILABLE OUTPUT

TRANSISTOR IS

"OFF" WHEN MACHINE

IS RUNNING

COIN DROP

SENSOR

MOTOR START/DIRECTION

K3

H3-3

H3-4

MOTOR

LOW

HIGH

START

AGITATE

SPIN

4

TP

8

H3-6

H3-2

3

7

1

6

3

SCHEMATIC

TLW314S

37951 23

Troubleshooting Electronic Control

23. NO MOTOR RUN — AGITATE ANALYSIS

The wash tub has been filled and there is no motor run for agitate.

washer lid

closed?

Open control panel

(1)

Check voltage at electronic

control board

BLU "H3-4" to "H3-2"

RED "H3-6" to BRN

"H3-2" is there

voltage?

Is the

YES

(#) Numbers next to voltage checks correspond to the locations marked on the wiring schematic.

NOTE: All checks in this flow chart are based on the assumption a high speed agitate and spin cycle have been selected.

NO

YES

Close washer lid.

After checking for correct wiring, refer to Section 7 or Paragraph 6.

NO

Replace electronic control board.

W372S

24 37951

Troubleshooting Electronic Control

NO MOTOR RUN — AGITATE ANALYSIS

L1

120/240 VOLT 60/50 HERTZ

N

(Refer to machine serial plate.)

LID AND

UNBALANCE SWITCH

H3-1

ELECTRONIC CONTROL

1

FS-1

L1

AUDIT CONTROL

CIRCUIT

ELECTRONIC CONTROL

PRESSURE SWITCH

AND

WATER CIRCUIT

LID SWITCH SENSE.

MOTOR DIRECTION

AND CONTROL AND

TIMING CIRCUIT

MOTOR MASTER

K4

COLD

K1

HOT

K2

MOTOR SPEED

K5

MOTOR START/DIRECTION

K3

H3-1

N

FS-2

H5-4

H5-1

H3-5

H3-4

H3-6

H3-2

PRESSURE SWITCH

3

2

3

7

1

6

1

MIXING VALVE

AGITATE

COLD

HOT

LOW

HIGH

START

SPIN

MOTOR

TP

8

4

H3-3

H2-4

SERVICE

DOOR

COIN VAULT

H2-6

H2-5

H6-1

H2-1

H2-2

H2-3

AVAILABLE OUTPUT

"OFF" WHEN MACHINE

H6-2

TRANSISTOR IS

IS RUNNING

COIN DROP

SENSOR

H3-3

SCHEMATIC

TLW315S

37951 25

Troubleshooting Electronic Control

24. NO MOTOR RUN — SPIN ANALYSIS

The washer will not spin.

Is the

"unbalance"

indicator flashing

on the electronic

control?

NO

YES

(#) Numbers next to voltage checks correspond to the locations marked on the wiring schematic.

NOTE: All checks in this flow chart are based on the assumption a high speed agitate and spin cycle have been selected.

1) Open lid and close to reset switch.

2) Check lid/unbalance switch correct wiring.

3) Possible thermal overload on motor.

Open control panel

(1)

voltage at

electronic control

BLU "H3-4" to "H3-6"

BRN "H3-2" to "H3-6",

is there

voltage?

Replace electronic control board.

Check

board

NO

YES

After checking for correct wiring, refer to Section 7 or Paragraph 6.

W374S

26 37951

Huebsch ZA2921*A3059 Top-Load Parts Diagram

Specifications and Main Features

Frequently Asked Questions

User Manual

Table of Contents

Safety Information

Locating an Authorized Servicer

Introduction

Model Identification

Customer Service

Nameplate Location

Troubleshooting

1. NO HOT WATER

2. NO COLD WATER

3. NO WARM WATER

4. WATER FILL DOES NOT STOP AT PROPER LEVEL

5. TIMER DOES NOT ADVANCE (MECHANICAL TIMER MODELS ONLY)

6. MOTOR DOES NOT RUN

7. NO AGITATION

8. CONSTANT AGITATION

9. WASHER SMOKES, OVERHEATS, CYCLES ON MOTOR THERMAL OVERLOAD PROTECTOR, SWITCH ACTUATOR KICKS IN AND OUT

10. SLOW SPIN OR NO SPIN

11. CONSTANT SPIN

12. WASHER STOPS IN CYCLE; QUITS AFTER A COUPLE LOADS; IS INTERMITTENT

13. WASHER IS LOCKED UP OR BINDING

14. OUTER TUB DOES NOT EMPTY

15. EXCESSIVE VIBRATION

16. WATER LEAKING FROM OUTER TUB

17. TROUBLESHOOTING COIN DROP

Troubleshooting Electronic Control

18. ERROR CODE LISTING Listed below are some of the error codes that may appear on the electronic control.

19. CANNOT PERFORM INFRARED COMMUNICATION

20. COINS IGNORED WHEN ENTERED

21. ELECTRONIC CONTROL HAS NO VISIBLE DISPLAY

22. NO FILL ANALYSIS