Bosch SHI 4302 Manual Download Page 130

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-e

-4

D-l5-2

WHVT

-e5-1

Drain Motor

–

ire Color Code

-a1-4

WH-a1-2

NYE-r1

-3

Electrical Supply

–

D-e5-4

NYE-s2

NYE-m2

NYE-I1-P

E-3

NYE-P

E-2

D-f5

Heating Element

–

D-r1

HRD

-a

-1

WHVT

-m3

Flow Switc

–

yellow

green

violet

white

INT: W

hen a wire color consists of four letters,

the 3rd & 4th letters show the stripe. F

or ex

ample,

“GY

” wire is a gray wire with a blac

k stripe.

INT: F

ormat for wire connections

includes wire color and part/terminal

connected to. F

or ex

ample,

“B

U-l6-8

” = B

U (blue wire)

connected to part l6 (rear base

wiring connector) @ terminal 8.

Reed Switc

–

On/Off Switc

–

Float Switc

–

Ground

–

Actuators

–

A1 & A2

Circulation Motor

–

ater Solenoid

–

ater Level Switc

–

f2 & f4 / T

hermost

–

Aqua Sensor

–

NYE-P

E-1

J-B

Control

Hinge

D-l2.6-1

D-l2.6-2

NYE-r1

NYE-m2

NYE-P

E-4

-l6-6

WH-l2.4-2

WH-l2.4-1

U-f1-4

WH-l2.4-4

-A

-s2

l6-

D-f5

D-m3-L1

-N

N-l4-3

N-l4-1

D-l2.7

-3

D-l2.7

-2

U-l2.5-4

N-NT

U-l2.5-5

WH-e6-1

WH-l2.2-4

N-l4-2

U-l2.5-2

U-l2.5-3

U-l2.5-1

l5-

ase W

iring Connectors

–

I5 & I6

-l2.7

-1

-e1-2

NYE-P

E-1

NYE-r1

WH-l5-3

WH-e6-1

N-l5-5

N-l5-6

D-l5-1

D-r1

f2-f4

185

˚F

D-e6-1

U-l6-8

WH-A1

D-f1-1

D-m3-L1

WH-s2

-l6-6

WH-e6-2

NYE-r1

BN-l5-

BN-l5-8

BN-l5-9

High

Limit

HV 6

YE-l2.2-1

YE-l2.2-2

Control Module

–

GYR

D-l5-2

RD-l5-1

BU-I5-

BU-I5-8

BU-I5-9

BU-I5-5

BU-I5-6

3
4
52
61

WH-l6-8

WH-l6-6

WH-l6-9

3
4
52
6
7
8
91

RD-e

321

GY -m

2-1

1
2

GYB

K-a1-3

I2.x

I2.8-

I2.5-

I2.6-

I2.4-

YE-A2

WH-e1-4

WH-l5-3

3
4
52
6
7
8
91

WHRD

-e

1-1

WH-a1-5

I2.2-

I2.7

I2.1-

WHRD

-e

WH-l2.1-1

WHRD

-e

5-1

WH-l1-N

GYB

K-l2.7

-4

WH-a1-6

-l1-L1

WH-a1-3

2
1

3456

-m2-2

Door Switc

–

HRD

-a

-1

D-l2.1-2

-l2.2-6

Top Rac

k Only

Detergent Dispenser

Summary of Contents for SHI 4302

Page 1: ...SHU4302 4304 4306 4312 4314 4316 SHU53A02 05 06 53E02 05 06 SHU5302 5304 5305 5306 5307 SHU5312 5314 5315 5316 5317 SHU66C02 05 06 07 66E02 05 06 07 SHU6802 6805 6806 SHU8802 8805 8806 8812 8815 8816 SHU9902 9905 9906 SHU9912 9915 9916 9922 9925 9926 SHU9952 9955 9956 SHV4303 46C03 4803 66A03 6803 99A03 SHX33A02 05 06 43E02 05 06 SHX46A02 05 06 07 46B02 05 06 07 SHX56B02 05 06 99B05 06 SHY56A02 05...

Page 2: ......

Page 3: ...ty Concerns 2 II Product Line Related 2 III Product Specific 3 IV Installation Issues 6 V Theory of Operation 22 VI Component Access Replacement 31 VII Component Testing Test Procedures 59 VIII Troubleshooting 62 IX Wiring Diagrams Tech Sheet 96 ...

Page 4: ... only applies to older models with water inlet valves with vertical solenoids coils Newer models with water inlet valves with horizontal solenoids coils have water connections integrated with mounting brackets to eliminate possibility of damaging valves from overtightening water fittings IE Electrostatic Sensitive Devices None since all control modules have pc boards mounted in plastic housings no...

Page 5: ...ol Sold Through Dummy Color UC 1 2 3 4 5 6 7 8 9 S Dishwasher H Tall Tub U Undercounter standard 9 Automatic 0 Mechanical A Distribution 2 White V Fully integrated 6 Six 3 Electronic B Sears 5 Stainless X Integra I 5 Five 6 Electronic Options C Common 6 Black Y Integra II 4 Four 9 Automatic D Builder 7 Biscuit I Semi Integrated 3 Three E Other 3 N A Fully Integrated Current Model Legend CSI P L A ...

Page 6: ...4 SHY99S05UC The next 5 s represent the unit made that month 00011 11th SHY99A05UC made that month The last represents a check digit 5 in this case is dependent on all preceding s Understanding Factory Serial FD8303 00011 The FD shows the Fabrication Date The first 2 s represent the year 83 2003 add 20 to e g 20 83 103 2003 The next 2 s represent the month 03 March The next 5 s represent the unit ...

Page 7: ... defective under conditions of normal home use shipping costs included labor charges excluded 5 Year Limited Warranty On Electronics Bosch will repair or replace free of charge any microprocessor or printed circuit board that proves defective under conditions of normal home use during the second through fifth year from the date of original installation labor charges excluded 5 Year Limited Warrant...

Page 8: ...ain gases being present If all else is OK then problem can be preservative not purged from tank door gasket Doors leaking or not latching Usually an installation issue dishwasher brackets installed before dishwashers are leveled front to back tanks doors out of square wooden doors not drilled accurately Can be blockage in condensation tubes or having condensation tubes connected to drain hose air ...

Page 9: ...7 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 10: ...8 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 11: ...9 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 12: ...10 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 13: ...11 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 14: ...12 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 15: ...13 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 16: ...14 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 17: ...15 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 18: ...16 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 19: ...17 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 20: ...18 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 21: ...19 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 22: ...20 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 23: ...21 IV Installation Issues Installation Instructions IV Installation Issues Installation Instructions ...

Page 24: ... switch which prevents heaters from operating when no water is flowing Bosch dishwashers regulate water temperatures using NTC Negative Temperature Coefficient sensors and electronic controls As water temperatures increase NTC resistances decrease Electronic control modules measure these resistance changes and hold wash and rinse cycles to tight preset temperatures Older Bosch mechanical dishwashe...

Page 25: ...ld be cleaned regularly All currently sold Bosch dishwashers use aqua sensors to save water and energy many older models used them as well These aqua sensors located in the sump next to the flow through heater measure water cleanliness using a light beam and sensor and add a pre wash and or pre rinse cycle only if water is dirty Aqua sensors can save up to 20 of water and energy usage Bosch dishwa...

Page 26: ...peration Cycle continued Bosch dishwashers fill with water as shown below Normal fill Water rises to proper level pushing air in pressure chamber which operates diaphragm Overfill Water rises too high operates float switch causing drain pump to remove water from sump ...

Page 27: ... micro switch to alert the dishwasher control module when the proper amount of water has filled the dishwasher Float switch This safety feature shuts down the dishwasher and starts the drain pump if the dishwasher has gotten excessive water in the base or has overfilled The drain pump empties out the sump and hoses not the base I e the drain pump isn t a base bilge pump Condensation drying This fe...

Page 28: ... motor opens the same way the linkages make the separate compartments open NOTE The white plastic linkage 1st opens the detergent dispenser door then cocks in place to dispense rinse aid when the wax motor operates the 2nd time After the 2nd operation the linkage resets itself so it will open the dispenser detergent door for the next wash program Condensation tube for vented dispenser ...

Page 29: ...Both racks Top rack only UC 06 heater UC 11 heater HINT Do not use softer bearing heater assemblies UC 11 later on older UC 06 models since the sump circulation pump base and heater clamps gaskets have to be replaced as well for the heaters to fit HINT Models with water switches and Top Rack Only have the Top Rack Only parts integrated with the water switches No separate actuators are needed HINT ...

Page 30: ... have door latches linked mechanically to door switches All other dishwashers SHV SHX SHY use electronic door switches microswitches activated by door latches 187184 ball bearing door latch with microswitch 419827 door latch for SHI SHU for mechanical linking 419828 door latch with microswitch ...

Page 31: ... fails NOTE Aqua sensors provide 20 energy savings HINT Dishwashers still operate adequately when aqua sensors fail HINT Customers will only notice aqua sensors failing if they see their dishwashers running slightly longer or their electric and water usage getting slightly higher NOTE If water is clean enough it will be kept for the wash cycle If not the aqua sensor directs the dishwasher to add a...

Page 32: ... switch Diaphragm Float Switch lever Newer water fill assembly without gasket Older water fill assembly with gasket NOTE Older water fill assemblies required a gasket between the upper and lower housings Newer ones do not require gaskets and are a drop in replacement for older ones HINT Floats should be checked and bases should be cleared of water debris whenever water fill assemblies are worked o...

Page 33: ... from toe kick and tilt toe kick out from under dishwasher Remove base insulation on models with insulation Move sump inlet hose away from water valve without disconnecting it Disconnect wires from water valve including ground wire Remove two 2 T 20 Torx screws from water valve Pull valve out from dishwasher and disconnect water hose from rear of valve Remove any water from sump base Removing toe ...

Page 34: ...had the solenoid mounted vertically a yellow solenoid stem and a fine brown mesh filter screen Use 189533 horizontal valve whenever it needs to be replaced The oldest valve used March 1999 and earlier part 167081 had the solenoid mounted vertically a white solenoid stem and a white mesh filter screen Use 189533 horizontal valve whenever it needs to be replaced HINTS When reconnecting the water sup...

Page 35: ...e six T 20 Torx inner door screws below fascia panel three per side 1 Carefully pull bottom of outer door out from dishwasher until top door tabs clear then pull door down until it releases from dishwasher 2 Take care to not scratch outer door Remove two plastic door guards 3 They occasionally fall out when the outer door is removed 1 2 3 HINT The fascia panel and door don t need to be removed to ...

Page 36: ...ove right left side panels Remove two T 20 Torx side panel screws through holes in left right trim strips 1 Carefully slide trim strips up and out of dishwasher 2 If side panels are removed carefully to avoid damaging trim strips then trim strips don t need to be removed Lift side panels up and out from dishwasher 3 Panels can be removed with trim strips Although removing the left side panel isn t...

Page 37: ...ng T 20 Torx screw 2 Remove T 20 Torx screws from front right bottom corner holding tank to base 3 Remove right hinge cover 4a release right door tension cord from hinge 4b remove ground wire 4c Raise and block up tank as shown with strut onto base 5a sliding a piece of wood or other solid material between the tank and base to keep tank from falling back onto base 5b 1 2 Screw 3 4c 4a 4b 5b 5a CAU...

Page 38: ...or up from base To release plastic latch on pump motor housing carefully push onto latch with screwdriver 3 To release motor from pump housing twist motor to the right clockwise Some force may be required Capacitor should be 11 00 position 4 Pull motor out from pump housing 1 2 3 Latch 4 HINT When replacing complete circulation pumps for softer bearing models UC 11 later reusing existing front pum...

Page 39: ...ousing counterclockwise until tabs clear then lift housing from motor 2 Remove spring and O ring from pump housing then lift spacer up from motor shaft 3 Place replacement spacer onto motor shaft 4 Note larger end goes onto shaft 1st Install replacement spring O ring onto pump housing then line up housing motor tabs to screw pump housing onto motor 5a Screw replacement impeller onto motor shaft 5b...

Page 40: ...nector locations Pry out metal console tabs holding module to console Carefully pry back plastic tabs then slide module from console Removing door screws Removing fascia panel Viewing control module Disconnecting wires Bending back tabs Sliding module out Console without module NOTE Control modules for non integrated models look differently and have different tabs but are removed using the same pr...

Page 41: ...r noting connector locations Remove fascia panel from console by removing four 4 T 20 Torx screws Remove two 2 T 20 Torx screws holding module to console Carefully pry back locking tabs on each front corner of module then remove module from console Remove button pad from module SHU 995x shown These instructions apply to SHY56A 66C SHU 995x SHV 68 models Removing door screws Removing fascia screws ...

Page 42: ...6A SHY66C models To remove install display module Remove outer door fascia panel Confirm the 4 pushbutton carrier display latches are intact Route display wire harness through door latch console opening press harness onto pushbutton carrier wire guide connect terminal Insert display into top latches on pushbutton carrier then push bottom of display up and rotate it into bottom latches 1 3 2 wire g...

Page 43: ... change control modules Dishwashers must be pulled out to measure voltages resistances dishwashers cannot be diagnosed from the front HINT Its not necessary to remove outer doors to access Apexx control modules To remove toe kick Remove two 2 T 20 Torx screws from toe kick 1 Tilt toe kick out from under dishwasher 2 2 1 HINT Apexx control modules cannot be checked or have resistances measured from...

Page 44: ...to avoid damaging trim strips then trim strips don t need to be removed Lift side panels up and out from dishwasher 3 Panels can be removed with trim strips Although removing the left side panel isn t necessary for access it does allow the right side of the tank to be blocked upward 1 2 3 Removing trim strip screws Removing trim strips Removing side panels HINT Apexx control modules cannot be chec...

Page 45: ...ving T 20 Torx screw 2 Remove T 20 Torx screws from front right bottom corner holding tank to base 3 Remove right hinge cover 4a release right door tension cord from hinge 4b remove ground wire 4c Raise and block up tank as shown with strut onto base 5a sliding a piece of wood or other solid material between the tank and base to keep tank from falling back onto base 5b Screw 2 1 4a 5b 5a 3 4c 4b C...

Page 46: ...mbly 4 Control Module Disassembly 4 2 1 Locating module in base Opening module cover 4 Push latch left 3 Disconnecting module terminals Pushing back module latch 6 Note latch 5 Sliding module out Align module tabs when reassembling HINT Apexx control modules cannot be checked or have resistances measured from the front of dishwashers ...

Page 47: ...Apexx SHV99A SHX99B SHY99A display modules are mounted on fascia panels where control modules are mounted on other models These instructions apply to SHV SHX SHY99A models front top 1 Removing fascia screws 2 Removing wire harness 3 Removing display module NOTE Control modules were moved to the base to make room for the larger full text displays in the fascia panel ...

Page 48: ...rom inner door below fascia panel three 3 per side Carefully pull bottom of outer door out from dishwasher until top door tabs clear then pull door down until it releases from dishwasher Take care to not scratch outer door Remove two 2 plastic door guards They can fall out when the outer door is removed Remove inner door screws Slide out outer door Remove door guards HINT Remove all water from the...

Page 49: ... NTC However the door must be removed to completely remove the tank To remove right left side panels Remove two 2 T 20 Torx side panel screws from each side through holes in trim strip Carefully slide trim strips up and out of dishwasher If side panels are removed carefully to avoid damaging trim strips then trim strips don t need to be removed Lift side panels up and out from dishwasher Panels ca...

Page 50: ...nal blocks from base Separate water valve from base by removing two 2 T 20 Torx screws then move water valve out of the way Place on back Pull out door springs from base disconnect cords Disconnect door spring cords then remove terminal blocks from base HINT Remove water from sump and hoses before laying dishwasher on its back to avoid water entering water fill assembly causing faulty water fillin...

Page 51: ...p Carefully pull base away from tank and sump HINT Its simpler quicker to remove the two water valve screws than to remove the hose clamp Pull wires from J box Pull out sump inlet hose Carefully pull base away from tank sump HINT Don t order duplicate parts when ordering parts below when these parts are replaced others are included Heater assy includes NTC Hi Limit flow switch aqua sensor where ap...

Page 52: ...tched Softer bearing heaters don t fit in older models and older heaters don t fit in softer bearing models HINT If needed use rinse aid to lubricate gaskets to make it easier to assemble heater to sump and pump Pull clips Heater assembly Remove heater screws Remove heater NOTE Softer bearing non softer bearing heater assemblies are connected to circulation pumps differently Softer bearing models ...

Page 53: ...holding tabs apart and pull NTC out of heater Disconnect wires Remove cover pull tabs Remove NTC Hi Limit NTC HINT If needed use rinse aid to lubricate gaskets to make it easier to assemble heater to sump and pump NOTE Softer bearing non softer bearing heater assemblies circulation pumps and sumps cannot be mixed and matched Softer bearing heaters don t fit in older models and older heaters don t ...

Page 54: ... operation Connect wires then install base cover toe kick HINT Improper installation issues causing dishwashers to not drain properly its usually not a drain pump problem Drain hoses without high loops or drains without air gaps Drain hoses 10 long i e 4 extension Drain hoses kinked when dishwashers installed under cabinets DRAIN HOSE INSTALLATION TIPS Must have drain hoses with high loops or drai...

Page 55: ... motor reed switch Disconnect condensation tube for older models with condensation tubes in doors Bend retainer tabs the push dispenser inward toward tank Protect hand with towel as edges are sharp Replace from inside of tank position O ring seal and bend tabs to secure When replacing dispensers lubricate O rings with rinse aid support inner doors to avoid damage if O rings stick Disconnecting wir...

Page 56: ...dispensers to unvented dispensers Condensation tube HINT UC 12 model condensation tubes exit in the base behind the sump There is no drain connection for these tubes HINT Vented dispensers cannot be used to replace unvented dispensers If they are dishes won t dry properly and there can be water leaking inside dishwasher doors HINT There are a limited number of UC 11 dishwashers with condensation t...

Page 57: ... disassemble door latches for integrated models Remove T 20 Torx fascia panel screws from inner door Lower fascia panel from door Locate door latch in console Bend out console metal tabs to allow latch removal Remove panel screws Lower fascia panel Door latch in console Tabs inner view Bend out metal tabs NOTE Door latches for UC 14 up models are different than UC 06 UC 12 models they cannot be in...

Page 58: ...ued Remove door latch from console Disconnect wire harness then remove microswitch cover Disconnect wires then remove microswitch from cover Replace microswitch then reassemble Remove door latch Remove microswitch Microswitch Replace cover in slots Insert latch into tabs Bend tabs back HINT Make sure metal console tabs are bent back completely during reassembly Replace fascia panel Replace screws ...

Page 59: ...up the tank to reach the aqua sensor Sump Base Tank HINT To change out the aqua sensor pull off the connector and pull out the aqua sensor toward the rear of the dishwasher HINT The aqua sensor slides into slots in the sump Make sure the aqua sensor is properly inserted into the slots NOTE The Apexx Sensotronic 2 aqua sensor 175340 is similar to standard aqua sensor 165279 except it has two red gr...

Page 60: ...ssemblies The water fill assembly is easily accessed from the left side by just removing the left side panel HINT Most water fill assembly repairs will involve replacing microswitches Occasionally tank insulation or other debris can prevent the diaphragm switch lever from operating allowing overfilling ...

Page 61: ...ls UC 06 UC 14 To enter test programs hold down buttons above 2nd 4th from left then turn dishwasher on by pushing on off button Push buttons above a 2nd time to start test program Allow program to finish to see fault codes Turn dishwasher off to exit test program To enter SHV X Y99 test program open door hold down 2 left buttons turn dishwasher on by pushing on off button Press button repeatedly ...

Page 62: ...de 00 HINT Dishwasher test programs heat water to 150ºF so test programs will generally run 20 minutes for incoming water temperatures 120ºF HINT Open door to select test program for fully integrated models then close door to run program NOTE Flow through heaters heat water 2ºF minute DISHWASHER TEST PROGRAM ERROR CODES on lower line of full text Apexx SH_99 displays S3 No faults A Aqua Sensor red...

Page 63: ...nd High Limit are contained in the same part When either fails replace entire part 165281 NOTE Open door to run test program for fully integrated models Use dishwasher test program to fire up heater then measure dishwasher incoming current If 1 5A heater Hi Limit or flow switch has failed Check voltage module or timer if 0V module or timer has failed For electronic models current can also be measu...

Page 64: ...oblem often caused by filter not being securely locked down Instruct customer to twist and l 9 Drain hose behind dishwasher doesn t have an adequate loop 9 Loop drain hose behind the dishwasher with the top of the loop at least 20 above the floor 9 Partially clogged air gap allowing wastewater from prior washes to circulate in dishwasher 9 Unclog sink air gap NOTE Cleaning sink air gaps is not cov...

Page 65: ...ch 9 Indicator light failed 9 Run test program to see if light failed If so turn off dishwasher and replace indicator light 9 Kink in drain hose 9 Straighten or replace drain hose 9 Dishwasher filter s or sump clogged 9 Clean dishwasher filters or sump 9 Drain motor impeller clogged 9 Turn off dishwasher remove drain motor cover in sump and clean impeller If necessary remove drain motor to clean i...

Page 66: ...ing over filling underfilling or water in the base The fault code can t be reset manually it will reset itself 15 minutes after the dishwasher has been turned on aft 9 Water valve s2 failed 9 Check resistance water valve terminals 1000 Ω Turn off dishwasher and replace faulty valve 9 Water level switch f1 failed 9 Turn off dishwasher and replace faulty level switch 9 Timer SHU 30 40 models or modu...

Page 67: ...easure its resistance 4 Ω Replace faulty flow switch 9 Timer SHU 30 40 models or module all other models failed 9 Check voltage at and wiring to timer or module Turn off dishwasher and replace faulty timer or module for SHU I 43 53 models install existing module jumper onto new module 9 Dishwasher cycle runs too long yet dishwasher washes rinses and shuts off OK 9 Customer hot water supply isn t h...

Page 68: ... than running a standard wash cycle To use test program for troubleshooting measure voltages currents as parts come on For example run heating test and measure current coming into dishwasher if current 11A Hi Limit heater and flow switch are OK If not check each part to see which one failed This test saves time since you can t get to these parts without removing the tank and can t run resistance c...

Page 69: ...ns often during shipment Door latches Most problems are due to broken microswitches on integrated models Understandable considering how dishwashers are treated Aqua sensors Not crucial to operation but can affect energy water usage Water fill assemblies Microswitches can fail Can be affected when units have been flipped upside down allowing sump water to get into diaphragm Circulation Pump Circula...

Page 70: ...hwasher The module resets after the 1st run START If yes control module has timed out showing there s an unidentified heater problem Has dishwasher stopped washing and is showing a 1 in the display NO YES If no module is working fine NOTE The heating problem must be fixed before the module will reset and stop showing a 1 in the display Have these parts been checked Control module heater relay Flow...

Page 71: ...le heater relay has failed Replace faulty module Measure resistance heater terminals If 11 check high limit flow switch If heater has failed opened Replace heater If 0 heater has failed shorted Replace heater Measure high limit flow switch resistance If high limit 0 3 flow switch 0 4 check wire harnesses Replace faulty harness If high limit or flow switch replace faulty part START Troubleshooting ...

Page 72: ...s solves these occasional problems Have these issues been checked Leveling dishwashers before attaching undercounter brackets Draining clearing condensation tubes including debris in bases Straightening kinks in condensation tubes Refilling lower racks overfilled with dishes Water Leaking Past Doors Make sure condensation tubes aren t connected to drains or air gaps START Making sure bottom end of...

Page 73: ...ump is needed due to the increased water flow resistance from the water switch 3 2 4 1 HINT PTC motor starter is located on top of the pump motor and can face one of two directions facing out or facing over the motor To install PTC motor starters push female terminals over pump motor terminals 2 4 The terminals are different sizes to match the smaller motor terminal 4 The PTC motor starter helps s...

Page 74: ...tart winding a run winding the motor starter The motor starter can t be measured since the windings are always connected Must disconnect PTC 1st to measure its continuity PTC NOTE Apexx SH_99 models shown Wire colors will change for other models Terminal located on motor starter Terminal located on motor 2 2 4 1 3 NOTE Unlike standard two winding pump motors these three winding pump motors have fo...

Page 75: ...with original motor starter 182318 4 7 4 8Ω Use original circulation pump 239129 with 120ºC OVLP only with new motor starter 423023 15Ω TECH NOTES New motor starter 423023 15Ω has a larger resistance to limit current draw through pump motor start windings Winding temperatures are reduced but starting torque is reduced as well So new motor starters 423023 should never be used with new circulation p...

Page 76: ...riginal circulation pump 239129 look for 5600 050139 stamped on housing New motor starter 423023 look for 041692 stamped on housing Original motor starter 182318 look for 036906 stamped on housing Original motor starter 182318 New pump 437345 Original pump 239129 TECH TIPS Using new original pumps motor starters Use new circulation pump 437345 with 135ºC OVLP only with original motor starter 18231...

Page 77: ...ings and carbon rings fit both old 263835 and new 266511 softer bearing circulation pump motors and corresponding pump housings Check color of impeller ceramic rings as shown below to determine upgraded January 2001 later and old December 2000 before style rings Make sure black spacer is reinstalled failure to reinstall spacer can cause motor to bind INSTRUCTIONS FOR LOOSENING IMPELLER To loosen s...

Page 78: ...ler kit 167085 item 24 will solve the problem Softer bearing circulation pump supported by rubber straps impeller spacer Impeller Sump 8mm nutdriver Sump access to impeller impeller spacer Old style circulation pump supported by rubber bushings CAUTION When replacing an impeller install the black spacer between the pump motor and the rear pump housing Failure to do so may lock up the pump and dama...

Page 79: ... green tint compared to older impellers The impeller ceramic ring should be pink or bright white Note pink ceramic ring around impeller shaft HINT To remove an impeller place a 8mm nut driver or similar tool on 8mm stud in center of impeller Impeller kit 167085 showing front and rear sides of impeller and carbon ring spring Carbon ring spring Black spacer ...

Page 80: ... UC 09 Pipe clamp pump to heater 172272 All models index s UC 07 UC 11 UC 12 Pump rear housing 263314 All models index s UC 06 UC 09 267739 All models index s UC 07 UC 11 UC 12 Pump front housing 263838 All models index s UC 06 UC 09 266514 All models index s UC 07 UC 11 UC 12 Seal pump to sump 165269 All models index s UC 06 UC 09 171598 All models index s UC 07 UC 11 UC 12 NOTE Most circulation ...

Page 81: ...h Apexx models index UC 14 Pump support straps 171596 All models index s UC 07 UC 11 UC 12 171596 All models index s UC 07 UC 11 UC 12 UC 14 Pipe clamp pump to heater 172272 All models index s UC 07 UC 11 UC 12 172272 All models index s UC 07 UC 11 UC 12 UC 14 Pump rear housing 267739 All models index s UC 07 UC 11 UC 12 267739 All models index s UC 07 UC 11 UC 12 UC 14 Pump front housing 266514 A...

Page 82: ...check all pumps ordered or already in stock to make sure they show part 239144 167085 impeller kit 167235 capacitor 266511 motor only 239144 complete pump assembly 266514 front pump housing 267739 rear pump housing 171598 sump pump gasket The softer bearing UC 07 UC 11 UC 12 index circulation pump and motor only part s for all B G models have been changed to make parts ordering more consistent thr...

Page 83: ... relay is the largest of three relays in the center of the pc board can be one of two colors Black Orange HINT Faulty heater relays can cause modules to count down to 1 and stop NOTE Replace all faulty control modules and hold them for 60 days for possible return for analysis Do not resolder control module pc boards For SHU 430x 53 models reuse existing jumper 167782 for replacement module SHU 53 ...

Page 84: ...dule carefully slide top of board into top of front cover making sure board is fully seated into tabs Then carefully rotate bottom of board into position so spring locking tabs spring back and lock without cracking or breaking DO NOT FORCE bottom or top of display board into position INSTALLATION To install a front cover insert the hinge tabs into the control module housing do NOT force the cover ...

Page 85: ...pushbutton pad and to turn off the end of cycle tone for older models NOTE When replacing pushbutton pads for older SHV 43 48 SHU 990x 991x models when the 265401 control module won t be replaced I e the 265401 control is functional and is still being used use the following button pads 170424 4 button pad for SHV 43 SHU 990x 991x models instead of 182605 170423 5 button pad for SHV 48 models inste...

Page 86: ...2x UC 12 4 4 button pushbutton pad 182605 used on SHV 43 button pushbutton pad 182605 used on SHV 43 SHU 991x UC 06 UC 11 UC 12 and SHU 990x UC 06 SHU 991x UC 06 UC 11 UC 12 and SHU 990x UC 06 New pushbutton pads INSTRUCTIONS FOR TURNING OFF END OF CYCLE TONE Open door push and hold Delicate Econo button then turn dishwasher on while holding Delicate Econo button Release Delicate Econo button If m...

Page 87: ...Wash Rinse Hold SHV 4303 UC 06 UC 11 models program buttons indicator lights SHV 4803 UC 06 UC 07 models program buttons indicator lights Power Scrub Plus Scrub Wash Regular Wash Rinse Hold Top Rack Only Clean Clean Refill Rinse Agent SHV 4303 UC 12 models program buttons indicator lights SHV 4803 UC 12 models program buttons indicator lights Power Scrub Plus Regular Wash Delicate Econo Rinse Hold...

Page 88: ... Push latches to remove NTC then replace with appropriate thermostat o ring for the particular model 069796 175711 Must replace 2 terminal flow switch 175711 with 3 terminal 069796 HINT Do not use softer bearing heater assemblies UC 11 later such as 480317 on older UC 06 models since the sump circulation pump base and heater clamps gaskets have to be replaced as well for the heaters to fit HINT Re...

Page 89: ...ontrolled disk with 3 holes which rotates to provide precise water flow control using both spray arms upper spray arm only or lower spray arm only Water switch motor Heater assy Water switch disk HINT Models with water switches require stronger circulation pumps 239129 with separate motor starters 182318 Circulation pumps heaters sumps for water switch and non water switch models cannot be interch...

Page 90: ... Pump support straps 171596 All models index s UC 07 UC 11 UC 12 171596 All models index s UC 07 UC 11 UC 12 UC 14 Pipe clamp pump to heater 172272 All models index s UC 07 UC 11 UC 12 172272 All models index s UC 07 UC 11 UC 12 UC 14 Pump rear housing 267739 All models index s UC 07 UC 11 UC 12 267739 All models index s UC 07 UC 11 UC 12 UC 14 Pump front housing 266514 All models index s UC 07 UC...

Page 91: ...3 to improve draining Drain pump performance can be optimized if these parts are replaced when drain pumps are replaced Old valve 165262 shown Old cover 165263 shown Drain pump covers were changed from 165263 to 423419 to provide better water flow and resistance to jamming Check backflow valves were changed to provide superior leak resistance The new material is leak proof Part is still 165262 ...

Page 92: ...nser housing posts While keeping spring attached to posts carefully slide door onto housing making sure door tabs engage dispenser door rails Door levers don t need to be preset during installation Door Dispenser with spring Attach spring to post HINT Make sure door tabs engage dispenser door rails Slide door into rails HINT To close dispenser doors slide doors closed then push white lever until l...

Page 93: ...d dosage is shown on the digital display and is changed through the dishwasher controls not through a dispenser dial HINT Top load dispensers are mounted similarly to standard dispensers Push onto the blue button to release the detergent cup once the door has been opened NOTE Top load and standard dispensers are NOT interchangeable Standard dispenser Top load dispenser HINT Check the Use Care Manu...

Page 94: ...switches as with traditional dispensers The dispensing mechanism also operates differently from traditional dispensers All top load dispensers are unvented Detergent door Rinse aid reservoir Detergent cup HINT Resistances of actuator and rinse aid sensor cannot be measured Top load dispenser actuator terminal Rinse aid level sensor Mechanism latches at the bottom of the dispenser ...

Page 95: ... to realign door latches Fascia frame console Fascia frame console Insert latch tabs into frame Bend tabs down next to latch Fascia frame console 419828 door latch with microswitch Bend tabs down into latch 187184 ball bearing door latch with microswitch NOTE Integrated dishwashers include the following models SHV SHX SHY SHU88 99 995x HINT Make sure latch tabs are seated all fascia frame console ...

Page 96: ...hwasher keep door open If display doesn t turn on turn off dishwasher and reverse door latch terminal Double wire white red Silver latch terminal Latch 419828 Ball bearing latch 187184 CAUTION Operating dishwashers with miswired door latches will cause irreversible damage to control modules if doors have been closed and circulation pumps have started modules must be replaced Check door latch wirin...

Page 97: ...inal boxes junction boxes J boxes with covers Old terminal boxes New terminal boxes New box with cover Conduit exit shown New box with cover NOTE Unlike old boxes where conduits exited bottom of boxes new terminal boxes have rear conduit exits NOTE Old terminal boxes met UL standards toe kicks were approved as terminal box covers There s no need to change out old terminal boxes ...

Page 98: ...easure dispenser actuator 2150Ω To Aqua Sensor Measure NTC 55kΩ 72ºF To hot line To heater Hi Limit flow switch Measure drain motor 16 5Ω To neutral line Measure circulation motor 10Ω Resets control module To water level switch To water fill val e To on off switch Measuring SHU43C 53A Resistances Modules v Wire color codes BK Black BN Brown BU Blue GY Gray RD Red WH White YE Yellow HINT Water valv...

Page 99: ...Sensor To hot line To heater Hi Limit flow switch To neutral line Resets control module To water level switch To water fill valve To on off switch 6 x2 Not used on these models 3 3 4 YE A2 1 BN I5 5 6 Measure NTC 55kΩ 72ºF Not used Measure drain motor 16 5Ω Measure circulation motor 10Ω NOTE This control module measures the NTC differently measuring voltage NTC neutral instead of current Wire colo...

Page 100: ...N I5 6 BN I5 7 BN I5 8 BN I5 9 To Aqua Sensor Measure NTC 55kΩ 72ºF 3 4 5 6 7 1 2 4 WH I6 2 WH I6 3 WH I6 4 WH I6 5 WH I6 6 WH I6 7 8 9 10 1 2 6 RD e3 1 3 RD e3 2 RD e3 3 x12 To display module Measure top rack actuator 2150Ω Measure circulation motor 10Ω Measure drain motor 16 5Ω NOTE These models use the top load dispenser which has different actuator rinse aid sensor resistances Wire color codes...

Page 101: ...lay module 1 2 6 RD e3 3 3 RD e3 2 RD e3 1 3 4 5 6 7 1 2 4 WH I6 6 WH I6 7 WH I6 8 WH I6 9 8 9 3 2 1 2 YE A2 YE A2 4 5 6 7 WH I5 3 8 9 WH e1 4 GY m2 1 GYRD I5 2 7 3 1 2 4 To rinse aid sensor To dispenser actuator To door switch Hot line to water switch water level switch water fill valve To water level switch To water switch HINT Water valve and drain motor can be measured from front of dishwasher...

Page 102: ... drain motor 16 5Ω To water fill valve To neutral To heater Hi Limit flow switch Hot line to water switch float switch RD RD BU BU YE BK BK GY BK WHRD GY GYBK WH YE WH WH RD Wire color codes BK Black BN Brown BU Blue GY Gray RD Red WH White YE Yellow HINT Water valve and drain motor can be measured from front of dishwasher Resistances are Water valve 1 k Drain motor 16 5 NOTE These use the top loa...

Page 103: ...g Diagrams Tech Sheet Wiring Diagrams Tech Sheet Measuring SHU SHI43 53 68 Resistances Modules Measuring SHU SHI43 53 68 Resistances Modules Wire color codes BK Black BN Brown BU Blue GY Gray RD Red WH White YE Yellow ...

Page 104: ... door closed 10 Ω Control Module I2 To heater Hi Limit flow switch NOTE Can also measure between VT wire on terminal 2 on e1 door switch and GY wire on module terminal I2 7 1 Wire color codes BK Black BN Brown BU Blue GY Gray RD Red WH White YE Yellow HINT Water valve and drain motor can be measured from front of dishwasher without accessing control module wire harnesses Resistances are ν Water va...

Page 105: ...Tech Sheet Wiring Diagrams Tech Sheet Measuring SHU88 99 Measuring SHU88 99 not 995x not 995x SHV43 48 Resistances Modules SHV43 48 Resistances Modules Wire color codes BK Black BN Brown BU Blue GY Gray RD Red WH White YE Yellow ...

Page 106: ...Wiring Diagrams Tech Sheet Wiring Diagrams Tech Sheet Measuring SHU33 432x Resistances Modules Measuring SHU33 432x Resistances Modules Wire color codes BK Black BN Brown BU Blue GY Gray RD Red WH White YE Yellow ...

Page 107: ... Sheet Wiring Diagrams Tech Sheet Measuring SHU303x 313x Resistances Modules Measuring SHU303x 313x Resistances Modules diagram selector switches Wire color codes BK Black BN Brown BU Blue GN Green GY Gray RD Red WH White YE Yellow ...

Page 108: ... 48 Circulation Pump Resistances Modules Circulation Pump Resistances Modules SHU 430x 53 68 10Ω CAUTION Disconnect dishwasher power before measuring circulation pump motor resistance SHU 88 99 SHV 4 10Ω with door closed HINT To measure integrated model resistances while door is open use a screwdriver to trip door latch closed Not SHU 995x 10Ω SHU 303x 313x SHU 33 432x 10Ω ...

Page 109: ...ces Modules Modules 10Ω with door closed SHU 995x SHV 68 WH RD GY HINT To measure integrated model resistances while door is open use a screwdriver to trip door latch closed CAUTION Disconnect dishwasher power before measuring circulation pump motor resistance HINT Can also measure between VT wire on terminal 2 on e1 door switch and GY wire on module terminal I2 7 1 ...

Page 110: ... SWITCH 2 e0 DOOR SWITCH 3 A2 ACTUATOR Dispenser 7 e6 FLOAT SWITCH 7 e5 FLOW SWITCH 11 f3 THERMOSTAT 140 F 9 f1 WATER LEVEL SWITCH 5 f4 THERMOSTAT 161 F 6 Symbol Key POWER SCRUB b1 b3 REGULAR b1 b2 RINSE HOLD b3 f5 HIGH LIMIT 185 F 12 current path h1 ON OFF LAMP 4 m1 TIMER MOTOR 6 m2 CIRCULATION MOTOR 10 m3 DRAIN MOTOR 8 r1 HEATING ELEMENT 12 s2 WATER SOLENOID 5 u TIMER CONTACTS Selector Switch Co...

Page 111: ...GNYE 1 PE 3 GNYE PE 2 GNYE s2 GNYE m2 RD f5 Heating Element r1 GNYE PE 1 GNYE r1 GNYE m2 GNYE PE 4 Ground PE 1 2 4 RD u 3b WHRD m1 WHRD e0 1 Actuator Dispenser A2 WHRD e0 1 GYRD u 6b GN u 6a RD a1 3 BU u 5a WH u 8a GY u 3 BURD m2 WHRD f5 GYRD m3 L1 GN f3 RD e6 1 BU f1 1 WH e5 2 GY e6 2 Wiring Connector l6 1 2 3 4 5 6 7 8 9 BK u 2b BURD m3 BURD l6 9 GNYE PE 1 GNYE r1 Circulation Motor m2 1 2 3 K1 Y...

Page 112: ...0 30 P T off off T T T T T P U H U H U K H U K H U H U H U F U F P P U U F U F P F P P U U H U H U H U H U R H U R F U F P P U U U U F U F Stop P P U U U F U F P P PRE WASH WASH W HEAT PRE RINSE RINSE W HEAT DRYING 8 7 6 5 4 3 2 1 11 12 13 14 15 16 17 18 19 a b a b a b a b a b a b a b a b Thermostat 140 F Drain Motor Timer Motor 161 F Thermostat Bypass Water Solenoid Thermostat 161 F Heating Eleme...

Page 113: ...am and selector switch to select water temperature To locate each part match current path from this table with current path along bottom of circuit diagram above HINT Float switch e6 switches from terminal 2 to 4 only if dishwasher has overfilled or water has flooded the base HINT Thermostats f3 f4 with timer contacts 3a 5b during heating drying timer contact 4a during rinsing water level switch f...

Page 114: ...D a1 1 OR u 4b GN u 5b RD a1 3 BU u 5a WH u 6a GY u 5 BURD m2 2 WHRD f5 GYRD m3 L1 GN f4 RD e6 1 BU f1 1 WH e5 2 GY e6 2 Base Wiring Connector l6 1 2 3 4 5 6 7 8 9 BK u 2b BURD m3 BURD l6 9 GNYE PE 1 GNYE r1 Circulation Motor m2 1 2 3 K1 BU b 2 GN u 5b GN b 4 Thermostat f3 135 F WH e5 2 WH f1 4 GN l6 6 WHRD l6 9 RD r1 Thermostats f4 f5 f4 149 F f5 185 F BU l6 4 WH f4 VT s2 Water Level Switch f1 P ...

Page 115: ...ASH WASH W HEAT PRE RINSE RINSE W HEAT DRYING 8 7 6 5 4 3 2 1 11 12 13 14 15 16 17 18 19 a b a b a b a b a b a b a b a b Timer Motor Water Solenoid Thermostat 149 F Heating Element Drain Motor Actuator Thermostat 135 F Circulation Motor Power Scrub Reg Temp Regular High Temp Rinse Hold Power Scrub High Temp Regular Reg Temp 149 149 135 149 149 149 135 149 T I M E R C O N T A C T S TIME IN SECONDS ...

Page 116: ... e0 DOOR SWITCH 3 A2 ACTUATOR Dispenser 7 e6 FLOAT SWITCH 7 e5 FLOW SWITCH 11 f3 THERMOSTAT 140 F 9 f1 WATER LEVEL SWITCH 5 f4 THERMOSTAT 161 F 6 Symbol Key POWER SCRUB b1 b3 REGULAR b1 b2 b3 ECONOMY b1 b2 RINSE HOLD b3 f5 HIGH LIMIT 185 F 12 current path h1 ON OFF LAMP 4 m1 TIMER MOTOR 6 m2 CIRCULATION MOTOR 10 m3 DRAIN MOTOR 8 r1 HEATING ELEMENT 12 s2 WATER SOLENOID 5 u TIMER CONTACTS Selector S...

Page 117: ...e5 4 GNYE 1 PE 3 GNYE PE 2 GNYE s2 GNYE m2 RD f5 Heating Element r1 GNYE PE 1 GNYE r1 GNYE m2 GNYE PE 4 Ground PE 1 2 4 RD u 3b WHRD m1 WHRD e0 1 Actuator A2 WHRD e0 1 GYRD u 6b GN u 6a RD a1 3 BU u 5a WH u 8a GY u 3 BURD m2 WHRD f5 GYRD m3 L1 GN f3 RD e6 1 BU f1 1 WH e5 2 GY e6 2 Wiring Connector l6 1 2 3 4 5 6 7 8 9 BK u 2b BURD m3 BURD l6 9 GNYE PE 1 GNYE r1 Circulation Motor m2 1 2 3 K1 BKBU u...

Page 118: ...off T T T T T P U H U H U K H U K H U H U H U F U F P P U U F U F P F P P U U H U H U H U H U R H U R F U F P P U U U U F U F Stop P P U U U F U F P P PRE WASH WASH W HEAT PRE RINSE RINSE W HEAT DRYING 8 7 6 5 4 3 2 1 11 12 13 14 15 16 17 18 19 a b a b a b a b a b a b a b a b Thermostat 140 F Drain Motor Timer Motor 161 Thermostat Bypass Water Solenoid Thermostat 161 F Heating Element Drain Motor ...

Page 119: ... FLOW SWITCH f1 WATER LEVEL SWITCH f5 HIGH LIMIT 185 F l4 AQUA SENSOR m2 CIRCULATION MOTOR m3 DRAIN MOTOR NTC TEMPERATURE SENSOR r1 HEATING ELEMENT s2 WATER SOLENOID X2 SERVICE CONNECTOR L permanent split capacitor motor m2 N e6 FLOAT SWITCH s2 2 1 4 2 1 A2 ACTUATOR Dispenser contacts 5 6 are momentary they reset the control module actuate the test program used on SHU 4322 4326 used on SHU 3322 33...

Page 120: ... L1 RD l2 7 1 WH a1 6 BU l2 4 5 BK m2 1 BU l2 4 3 BU l2 4 4 BU l2 4 2 l6 9 8 7 6 5 4 3 2 1 BK l6 8 WHVT m3 WHVT e5 1 GNYE PE 1 GNYE r1 1 2 3 K4 GN l5 1 GN l5 2 RD l6 1 RD r1 f2 f4 f5 185 F RD e6 1 BU l6 7 P 4 2 1 WH l6 2 RD f1 1 GYRD m3 L1 WH s2 4 2 1 RD r1 WHRD a1 1 WHVT m2 3 4 2 1 VT l6 6 WH e6 2 GNYE r1 NTC N S BN l5 5 3 BN l5 6 2 BN l5 7 1 1 used on SHU 3322 3326 3336 4322 4326 2 used on SHU 4...

Page 121: ...s 5 6 are momentary they reset the control module actuate the test program 2 Symbol Key a1 ON OFF SWITCH e0 DOOR SWITCH A1 ACTUATOR Upper Basket A2 ACTUATOR Dispenser e6 FLOAT SWITCH e5 FLOW SWITCH e3 REED SWITCH f1 WATER LEVEL SWITCH Symbol Key f5 HIGH LIMIT 185 F m2 CIRCULATION MOTOR m3 DRAIN MOTOR NTC TEMPERATURE SENSOR r1 HEATING ELEMENT s2 WATER SOLENOID X2 SERVICE CONNECTOR l4 AQUA SENSOR X1...

Page 122: ...2 5 6 BN l2 5 3 BN l2 5 2 BN l2 5 1 WH l2 4 7 l5 9 8 7 6 5 4 3 2 1 RD f5 WH e6 1 VT s2 BU f1 4 GYRD m3 L1 RD l2 7 2 WH a1 6 BU l2 4 4 BK m2 1 BU l2 4 2 BU l2 4 3 BU l2 4 1 l6 9 8 7 6 5 4 3 2 1 BK l6 8 WHVT m3 WHVT e5 GNYE PE 1 GNYE r1 1 2 3 K4 GN l5 1 BU l6 6 GN l5 2 RD l6 1 RD r1 f2 f4 f5 185 F RD e6 1 BU l6 7 P 4 2 1 WH l6 2 RD f1 1 GYRD m3 L1 WH s2 4 2 1 RD r1 WHRD e0 1 WHVT m2 3 4 2 1 1 may ex...

Page 123: ...6 BN l2 5 3 BN l2 5 2 BN l2 5 1 BN l4 3 BN l4 2 BN l4 1 WH l2 4 7 l5 9 8 7 6 5 4 3 2 1 RD f5 WH e6 1 VT s2 BU f1 4 GYRD m3 L1 RD l2 7 2 WH a1 6 BU l2 4 4 BK m2 1 BU l2 4 2 BU l2 4 3 BU l2 4 1 l6 9 8 7 6 5 4 3 2 1 BK l6 8 WHVT m3 WHVT e5 GNYE PE 1 GNYE r1 1 2 3 K4 GN l5 1 BU l6 6 GN l5 2 RD l6 1 RD r1 f2 f4 f5 185 F RD e6 1 BU l6 7 P 4 2 1 WH l6 2 RD f1 1 GYRD m3 L1 WH s2 4 2 1 RD r1 WHRD e0 1 WHVT...

Page 124: ... 3 BN l2 5 2 BN l2 5 1 BN l4 3 BN l4 2 BN l4 1 WH l2 4 7 l5 9 8 7 6 5 4 3 2 1 RD f5 WH A1 GY A1 VT s2 BU f1 4 GYRD m3 L1 RD l2 7 2 WH a1 6 BU l2 4 4 BK m2 1 BU l2 4 2 BU l2 4 3 BU l2 4 1 l6 9 8 7 6 5 4 3 2 1 BK l6 8 WHVT m3 WHVT e5 GNYE PE 1 GNYE r1 1 2 3 K4 GN l5 1 BU l6 6 GN l5 2 RD l6 1 RD r1 f2 f4 f5 185 F RD e6 1 BU l6 7 P 4 2 1 RD A1 RD f1 1 GYRD m3 L1 WH s2 4 2 1 RD r1 WHRD e0 1 WHVT m2 3 4...

Page 125: ...mbol Key f5 HIGH LIMIT 185 F m2 CIRCULATION MOTOR m3 DRAIN MOTOR NTC TEMPERATURE SENSOR r1 HEATING ELEMENT s2 WATER SOLENOID X2 SERVICE CONNECTOR L permanent split capacitor motor m2 N SHU 88 99 except 995x SHV 43 48 L1 LINE VOLTAGE 120 VAC N NEUTRAL HINT Flow switch e5 closes when water flows allowing the heater to work It will be open when dishwasher is off HINT Unlike SHU SHI dishwashers these ...

Page 126: ... l6 4 P 4 2 1 Door Switch e1 WHRD l2 2 2 WHRD a1 1 GY l2 2 3 4 2 1 RD A1 RD f1 1 GYRD m3 l1 WH s2 4 2 1 RD r1 WHRD a1 1 WHVT m3 4 2 1 VT l6 5 WH e6 2 GNYE r1 NTC 1 1 N S 2 GY e1 4 3 GYBK a1 3 2 RD l6 1 1 WH I6 9 1 WH I6 8 2 WH I6 7 3 WH I6 6 1 WH I6 5 2 WH I6 4 3 BU A2 1 BU A2 2 YE e3 1 YE e3 2 BN l6 3 1 BN l6 2 2 3 4 1 I2 8 I2 7 I2 4 I2 2 I2 3 I2 1 I2 x I2 5 I2 6 1 1 1 used on SHV 4803 SHU 9922 9...

Page 127: ...LENOID X2 SERVICE CONNECTOR l4 AQUA SENSOR L1 LINE VOLTAGE 120 VAC N NEUTRAL SHU 995X HINT Float switch e6 switches from terminal 2 to 4 only if dishwasher has overfilled or water has flooded the base HINT Reed switch e3 located in the bottom of the dispenser senses when rinse aid has run out HINT Flow switch e5 closes when water flows allowing the heater to work It will be open when dishwasher is...

Page 128: ...ensor l4 GNYE PE 1 J Box Control Hinge RD l2 6 1 RD l2 6 2 GNYE r1 GNYE m2 GNYE PE 4 1 2 4 YE l2 2 1 YE l2 2 2 WH l2 4 2 WH l2 4 1 BU f1 4 VT s2 l6 9 8 7 6 5 4 3 2 1 RD f5 GYRD m3 L1 GN NTC BN l4 3 BN l4 1 RD l2 7 3 GYRD l2 7 2 BU l2 5 4 GN NTC BU l2 5 5 WH e6 1 WH l2 2 4 BN l4 2 BU l2 5 2 BU l2 5 3 BU l2 5 1 l5 9 8 7 6 5 4 3 2 1 Base Wiring Connectors I5 I6 GY l2 7 1 VT e1 2 GNYE PE 1 GNYE r1 1 2...

Page 129: ...2 WATER SOLENOID X2 SERVICE CONNECTOR l4 AQUA SENSOR L1 LINE VOLTAGE 120 VAC N NEUTRAL SHV 68 HINT Float switch e6 switches from terminal 2 to 4 only if dishwasher has overfilled or water has flooded the base HINT Reed switch e3 located in the bottom of the dispenser senses when rinse aid has run out HINT Flow switch e5 closes when water flows allowing the heater to work It will be open when dishw...

Page 130: ...6 1 RD l2 6 2 GNYE r1 GNYE m2 GNYE PE 4 1 2 4 GYBK l6 6 WH l2 4 2 WH l2 4 1 BU f1 4 WH l2 4 4 GYBK A1 VT s2 l6 9 8 7 6 5 4 3 2 1 RD f5 GYRD m3 L1 GN NTC BN l4 3 BN l4 1 RD l2 7 3 GYRD l2 7 2 BU l2 5 4 GN NTC BU l2 5 5 WH e6 1 WH l2 2 4 BN l4 2 BU l2 5 2 BU l2 5 3 BU l2 5 1 l5 9 8 7 6 5 4 3 2 1 Base Wiring Connectors I5 I6 GY l2 7 1 VT e1 2 GNYE PE 1 GNYE r1 WH l5 3 WH e6 1 1 2 3 K4 GN l5 5 GN l5 6...

Page 131: ...OAT SWITCH f1 WATER LEVEL SWITCH NTC TEMPERATURE SENSOR f5 HIGH LIMIT 185 F K1 DISPLAY MODULE K2 CONTROL MODULE m2 CIRCULATION MOTOR m3 DRAIN MOTOR r1 HEATING ELEMENT e5 FLOW SWITCH s2 WATER SOLENOID A2 ACTUATOR Dispenser x2 SERVICE CONNECTOR I4 AQUA SENSOR 1 If feature is available Control Module ...

Page 132: ...l Switch Water Solenoid Thermostat NTC Circulation Motor Flow Switch Heating Element Drain Motor Dispenser Reed Switch Ground Connections Wiring Connections BK black BN brown RD red YE yellow GN green BU blue VT violet GY grey WH white PK pink 1 If feature is available ...

Page 133: ...LOAT SWITCH f1 WATER LEVEL SWITCH NTC TEMPERATURE SENSOR f5 HIGH LIMIT THERMOSTAT 185 0 F A1 TOP RACK ACTUATOR KI DISPLAY MODULE K2 CONTROL MODULE K3 DISPLAY MODULE m2 MAIN MOTOR m3 DRAIN MOTOR r1 HEATING ELEMENT e5 PRESSURE SWITCH s2 FILL VALVE A2 DISPENSER ACTUATOR x2 SERVICE CONNECTION l4 AQUA SENSOR Control Module ...

Page 134: ...tch Water Solenoid Thermostat NTC Circulation Motor Flow Switch Heating Element Drain Motor Dispenser Top Rack Reed Switch Ground Connections Wiring Connections BK black BN brown RD red YE yellow GN green BU blue VT violet GY grey WH white PK pink 1 1 If feature is available ...

Page 135: ...RATURE SENSOR f5 HIGH LIMIT THERMOSTAT 185 0 F K1 DISPLAY MODULE K2 CONTROL MODULE K3 EXTERNALDISPLAY MODULE m2 MAIN MOTOR m3 DRAIN MOTOR r1 HEATING ELEMENT e5 PRESSURE SWITCH A1 TOP RACK ACTUATOR s2 FILL VALVE A2 DISPENSER ACTUATOR x12 SERVICE CONNECTION l4 AQUA SENSOR 1 If equipment is available Control Module ...

Page 136: ...tch Water Solenoid Thermostat NTC Circulation Motor Flow Switch Heating Element Drain Motor Dispenser Top Rack Aqua Sensor Ground Connections Wiring Connections BK black BN brown RD red YE yellow GN green BU blue VT violet GY grey WH white PK pink 1 1 If equipment is available Reed Switch ...

Page 137: ...ER LEVEL SWITCH NTC TEMPERATURE SENSOR f5 HIGH LIMIT THERMOSTAT 185 0 F A1 TOP RACK ACTUATOR K1 DISPLAY MODULE K2 CONTROL MODULE K3 DISPLAY MODULE m2 MAIN MOTOR m3 DRAIN MOTOR r1 HEATING ELEMENT e5 PRESSURE SWITCH s2 FILL VALVE A2 DISPENSER ACTUATOR x2 SERVICE CONNECTION l4 AQUA SENSOR 1 If feature is available Control Module ...

Page 138: ... Solenoid Thermostat NTC Circulation Motor Flow Switch Door Switch Heating Element Drain Motor Dispenser Aqua Sensor Reed Switch Top Rack Ground Connections Wiring Connections BK black BN brown RD red YE yellow GN green BU blue VT violet GY grey WH white PK pink 1 If feature is available ...

Page 139: ...NSOR f5 HIGH LIMIT THERMOSTAT 185 F K1 DISPLAY MODULE K2 CONTROL MODULE K3 TIME DELAY m2 MAIN MOTOR m3 DRAIN MOTOR r1 HEATING ELEMENT e5 PRESSURE SWITCH s2 WATER SOLENIOD A2 ACTUATOR DISPENSER x2 SERVICE CONNECTOR m5 FLOW CONTROL MOTOR I4 AQUA SENSOR Wiring Diagram SHY 56 SHY 66 SHX 56 SHV 66 1 If feature is available ...

Page 140: ...rain Motor Thermostat NTC Electric Supply Float Switch Safety Flow Switch Starter PTC Rinse Aid Sensor Dispenser Actuator Aqua Sensor Ground Connections Electric Supply Console Hinge Plate Wiring Connections BK black BN brown RD red YE yellow GN green BU blue VT violet GY grey WH white PK pink 1 If feature is available ...

Page 141: ...TCH NTC TEMPERATURE SENSOR f5 HIGH LIMIT THERMOSTAT 185 F K1 DISPLAY MODULE K2 CONTROL MODULE K3 TIME DELAY m2 MAIN MOTOR m3 DRAIN MOTOR r1 HEATER ELEMENT e5 PRESSURE SWITCH s2 FILL VALVE A2 DISPENSER ACTUATOR m5 WATER SWITCH I4 AQUA SENSOR Wiring Diagram SHY 99A SHV 99A SHX 99B 1 If feature is available ...

Page 142: ...d Display Module Water Switch Thermostat NTC Heating Element Flow Switch Drain Motor Starter PTC Reed Switch Float Switch Safety Aqua Sensor Ground Connections Water Level Switch BK black BN brown RD red YE yellow GN green BU blue VT violet GY grey WH white PK pink 1 If feature is available ...

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