MODEL 150 B/PRB SERVICE MANUAL
Contents
1. HO 7 e W TH8 16 e 3 P fM 10 6 en 182 t ELS R 2 20 6 25 OR mO AY 182023 18207 R2 cH 2 L5 20 RINSE TANK PROBE HC 4 R2 27 CUSTOMER SERVICE CONNECTION amp GROUND 2010 SCHEMATIC 8 WIRING DIAGRAM 150PR8 208 220V 60 CY 1 PH 46 AWG CUSTOMER FURNISHED RINSE fd HEATERS i 814 AWG 818 AWG 118 AWG 2 ELS RINSE TANK CONTHOL exe 2 818 AWG WIRES POWER SOLENOID moa 20 DISPENSER CONNECTION CONTROL UNIT POWER UNIT 18207 RTHS Mee Menem m iier ae ioca fen Dr ar RIP SOL 29 n A2125 29 C 7 n F2 0 s Ql LLP 12 TIMER 2e o gt nc Ra 1 ELS Q 3 7 1 AN7 3 ters Pi 18213 5 1 1 1 12 ELS 2 z z z z z Te3 Sot sh k SEED 1260 31 5 5____ WASH HEATER RELAY 182010 23 20614 41 4 wHt30 18215 Tk RINSE 2 Sw 30 sw2 pa a awani WASH 7 _ 23 LEA ma S READY 1 0 03 84188 14 5 POWER T 3 ns aie eS eee 4 4 4 221 ca s 20 2 JUMPER WASH M penn rm my 182 TAZ RM en m 1872. ca 1010 inse Heaters 21 P i SW WH Wash Heaters 1 150090 oe Poss JUMPER CB 1 Overcurrent current cucuil breaker 15 amp cating Ri Wash Motor Contactor n2 5 eon enit R Rinse Contactar 7 a MT X 5 E EN R3 Wash Heal Contactor RI 182027 TBaU A2 a R4 Time Holding Relay SW 1 Power Switch On n H 5 SW2 Cycle Switch sclacis manual auto amp start funcllons RH 1 nsu SW 3 Manual Switch selects manual wash or fili amp manual runs T Sw h5 TSW 1 Time Switch runs timer 1 complete cycle ruo T UI neun 181 T8W 2 Timer Switch controls power to TSW 3 TSW 4 Relay amp Accessory 18142 13 40 ceu ul sw und GER Dispenser Connection HC 0 m HC I JUM TSW 3 Time Switch controls wash cycle Sot v TSW 4 Timer Switch controls rinse cycle 12 o J CB1IL2 TELS Control High Level Fill Low Level cut olt in wash amp runs tank heat m I HC L2 TB2 Low Voltage Sensor 24V Probe CMM 53 10 HCIL3 2615 Control Runs Tank Water Level Low Voltage Sensor 24V Probe W THS independent slat control wash runs tanks heal RTHSUT ra DT 182 Dispenser Connection HEATER CONTACTOR RM Rinse Motor CUSTOMER SERVICE WM Wash Motor 8 2027 2 ELS 29 Ies CIH 2 ELS 28 RINSE TANK SOLENOID VALVE PR
3. Clean rinse tubes a Remove end plugs on lower and upper rinse b Clean all rinse tubes with special brush supplied C If spray holes in the rinse tubes are clogged they may be cleaned with a pointed tool Clean wash head assembly If spray jets are plugged use pointed tool to dislodge and flush with water b If lodged items still remain in wash tubes remove wash assembly by first removing rinse assembly Clean assembly at sink by flushing water through spray jets d Reinstall wash and rinse assemblies See page with instructions Clean any deposits which may have built up on exterior moving parts REMOVAL of RINSE and or WASH HEAD ASSEMBLIES GENERAL INSTRUCTIONS 1 10 11 12 13 14 15 16 17 18 19 20 Turn power switch to off position Open door and drain machine by lifting overflow strainer When empty replace overflow strainer With wrench remove pipe fitting holding lower rinse feed pipe to machine and remove feed pipe and rinse head assembly Locate Alien head set screw in wash head cap insert Alien wrench and loosen screw by turning counterclockwise Turn wash head cap counterclockwise until cap is removed and put cap in safe place Remove 1 4 stainless ball bearings carefully and put in a receptacle in a safe place If any should drop in machine you will be able to locate and retrieve if you left the overflow strainer in as suggested in step 43
4. 17 18 19 P N 0008700 0009000 0102000 0007500 0084500 0085000 0083300 amp G2 6 606 S DESCRIPTION CANTILEVER SPRING ROD DETERGENT DISPENSER FITTING EXTERNAL VACUUM BREAKER PIPING CANTILEVER SPRING WASH PUMP amp MOTOR BREATHER TUBE PRB ONLY WATER LEVEL PROBE PRB ONLY RINSE PUMP amp MOTOR PRB ONLY ADJUSTABLE FOOT ITE P N 0006901 0009000 0008700 0136000 0200000 0184300 DESCRIPTION BOOSTER TANK DETERGENT SENSOR FITTING CANTILEVER SPRING EXTERNAL VACUUM BREAKER PIPING CANTILEVER SPRING ROD UPPER RINSE HEAD ASSEMBLY UPPER WASH HEAD ASSEMBLY VACUUM BREAKER LEFT SIDE VIEW 150PRB ITEM 9 10 11 12 13 14 15 16 42 P N 0047500 0008901 0011500 0136000 0200000 0083300 O DESCRIPTION SIDE DOOR CANTILEVER ARM CANTILEVER DOOR LOWER RINSE HEAD LOWER WASH HEAD WASH TANK DRAIN OUTLET ADJUSTABLE FOOT oar N P N DESCRIPTION 0083300 ADJUSTABLE FOOT 0006901 BOOSTER TANK DETERGENT SENSOR FITTING WASH TANK DRAIN OUTLET 0030700 POWER BOX JOGOO HO BOTTOM VIEW 150PRB ITEM P N DESCRIPTION 7 0012000 CONTROL CIRCUIT PROTECTON DEVICE 8 0153700 Y STRAINER 9 0143000 SOLENOID VALVE 10 0102000 WASH PUMP amp MOTOR 11 0085000 RINSE PUMP amp MOTOR 43 HIGH LEVEL PROBE P N 0084300 1 NUT 6 32 S S 2 WASHER 3 RUBBER 4 PORCELAIN 5 OUTER INSERT 6 SILASTIC Q
5. REMEDY Pass heated straight pin through hole 42 or clean hole 1 RINSE TANK HEATER SYSTEM FUNCTION The Rinse Tank Heater System is electrically connected in the circuit so that it is dependent upon the dishwasher being properly filled with and maintaining a safe water level The automatic fill system therefore should operate properly before the heat system can be engaged The circuit is controlled by a power switch mounted on the front control panel a thermostat mounted behind the lower front panel a water level control mounted in the control box and a heater relay mounted in the control box with the coil being activated by the thermostat INDICATORS OF POSSIBLE MALFUNCTION Once the machine has been properly filled the heat circuit should operate by merely turning on the power switch Should the rinse tank heat be it either too high too low or no indication of temperature at all the following checkouts should be made CHECKOUT OF HEATER SYSTEM FOR RINSE TANK Refer to drawing figure 1 NOTE THE FOLLOWING CHECKOUTS SHOULD BE DONE BY A QUALIFIED SERVICE PERSON OR ELECTRICIAN 1 If temperature is too high adjust thermostat using thermostat instructions in this manual 2 If temperature is too low adjust thermostat as above then a Turn off power to machine by tripping customer circuit breaker to off position Turn off machine circuit breaker located on right side of power box b Remove lower cover plate on p
6. Tez 182 9 uo 8 29 na WASH M TB2 tELS 1 naQ wwo 8 8 25 5 TB223 1820 R2 conn HCW fe CUSTOMER SERVICE CONNECTION amp GROUND 109 SCHEMATIC amp WIRING DIAGRAM ot 1508 WASH 208 220V MOTOR 60 CY 1 PH HP ka G CUSTOMER FURNISHED tt 12 Wa AWG _ y 414 AWG 3 RINSE HEATERS 618 AWG 14 AWG 18 AWG 818 AWG WIRES 818 AWG DISPENSER CONNECTION OR 1n 331 188 1 7 5 POWER WASH READY Contactor Heater Rinse RH Rinse Heaters 2 6700W Wash Healers 1 1500W CB t Overcurrent current circull breaker 15 amp rating RA Wash Motor Contactor R2 Rinse Cycle Contactor R3 Wash Heal Contactor R4 Times Holding Relay 5941 Power Switch On Ott SW 2 Cycle Switch selects manual auto amp star functions SW 3 Manual Switch selecis manua wash or tilt amp manual runs TSW t Timer Switch runs timet t complete cycle TSW 2 Timer Swilch controls power to SW 3 TSW 4 Relay amp Accessory Dispenser Connection TSW 3 Timer Switch controls wash cycle TSW 4 Timer Switch controls rinse cycle V ELS Control High tevet Low Level cul oll in wash amp runs tank heat Low Voltage Sensor 24V Probe W THS amp R THS Independent 15181 control wash runs tanks heat Df 142 Olspens
7. 1 Check 0 ring in drain fitting Put strainer in tightly 2 Replace strainer 3 See instruction page on Preventive Maintenance 1 Adjust thermostat on wash tank check wash heater element 2 Use recommended detergent see Machine s Operation instructions 3 See Preventive Maintenance 4 The wash assembly can usually be freed by bearing down on the wash assembly and rotating back and forth If the assembly can t be freed in this manner take the wash assembly apart and the bearing races using care not to lose the bearings or drop them into the machine Clean scale off part with recommended scale solvent See Preventive Maintenance amp instruction for Removal of Wash Head Assemblies Next Page TROUBLE SHOOTING GUIDE PROBLEM Wash Pump leaks Rinse and fill switch is on but water does not come through rinse tubes When power switch is on rinse runs continually Machine goes through entire cycle and shuts off but rinses throughout the cycle Power switch off rinse runs continually as Soon as power is applied to machine Extremely high rinse temperature indication CAUSE 1 Impeller seal is worn leaks around shaft 2 Pump assembly is not seated to base of machine leaks around mounting plate 1 Valve in water line is not open 2 Rinse tubes are clogged 3 Strainer in water line is full of scale 4 Rinse and fill switch faulty 5 Electric solenoid diaphra
8. 140 97 10 25 20 10 5 3 4 1 1 2 1 2 1 5 12 3 220V 11 0 208V Specifications 150 Series cont d Dimensions Length 24 Width 24 Height 63 Standard table height 34 Maximum Clearance for Dishes 15 Standard Eq Racks Dish 19 3 4 x 19 3 4 Combination Shipping Weight Approximate basic model 400 Electrical Rating Model Volts 150 208V or 220V 150B 208V 150B 220V 150PRB 208V 150PRB 220V 150B 208V 150B 220V 150PRB 208V 150PRB 220V Specifications subject to change without notice Phase Q wo Aa a a a a 24 24 63 34 15 400 Approximate Total Load Amps 16 65 68 65 68 38 40 38 40 24 24 63 34 15 400 GENERAL INSTRUCTIONS INSTALLATION DIMENSIONS FOR 150B PRB SERIES NOTE Read the following instructions carefully Proper installation of your Jackson Dishwasher will assure proper machine operation 1 Open side doors the front door hook open and remove dish cup and glass racks and set to one side for later use Remove the tape holding the overflow strainer the pump intake strainer the wash head assembly and the rinse head that are inside the machine 2 Cut straps holding machine to base of crate ease machine onto floor and slide into place of installation 3 Connect drain to bottom of machine 1 1 2 IPS female fitting on bottom of wash sump with proper slope to conform with local and or national codes Drain is a gravity feed system fr
9. 18 AWG WIRES 818 AWG 201532 5 F1 OTF 012 F2 O O DISPENSER CONTROL UNIT NG NO C RINSE WASH READY Bes c 1 swil8 3 1 8 POWER 5 HC Contactor Heater Ainse RH Rinse Healers 2 6700W WH Wash Heaters 1 150044 1 Overcurrent currant breaker 15 amp rating R4 Wash Motor Contactor R2 Rinse Cycte Contactor R3 Wash Heal Contactar R4 Timer Holding Relay SW 1 Power Switch On Oll SW 2 Cycle Switch selecis manual auto amp slart functions SW 3 Manual Switch selects manual wash fi amp manual runs TSW 1 Timer Swiich suns timer 1 cycla TSW 2 Timer Switch controls power to TSW 3 TSW 4 Relay amp Accessory Dispenser Connection TSW 3 Timer Switch controis wasn cycle TSW 4 Timer Switch controls 1158 cycle V ELS Control High Lave Fill Low Level cut olf in wash amp runs tank heal Low Voltage Sensor 24V Probe W THS amp ATHS Independent T stat control wash amp runs anke heat 01 152 Dispenser Connection WM Wash Motor 2 ELSI29 le SOLENOID VALVE W THS 1 ELS 65 VELS t2 R THS 15 RINSE HEATERS LOW LEVEL PROBE R3 16 WASH W THS 15 HEATER HC 17 TOA R THS POWER UNIT 2125 W THS 15 WASH HEATER RELAY 182110 82 6 4 4 WH 30 T8205 182 10 WH 31 CB t R U 291 29 83 BP WASH
10. Incoming water supply not hot enough 3 Power switch faulty 4 Setting on thermostat control has been moved from original factory setting 5 Thermostat faulty 6 Heater faulty 7 Contactor faulty 8 Thermometer faulty 1 Spray arms are not moving freely or ends bent down ward 1 Timer defective and stopped in timed cycle 1 Circuit breaker tripped 37 SOLUTION 1 If this trouble occurs it should be determined that the rinse is running during the wash cycle by inspecting the rinse solenoid and by disconnecting the wash motor lead at the terminal board on the control panel See instruction page on Timer 2 Provide adequate supply of hot water see specifications sheet 3 Check power switch 4 Try new setting Move the thermostat control counter clockwise for higher setting 5 Check thermostat see instruction page 6 Check heater see instruction page 7 Check contactor see instruction page 8 Remove thermometer and check in hot water against an accurate thermometer 1 See instruction page on preventive maintenance pull upward on ends of longest wash spray arms 1 2 1 Move cycle switch to left hand position cycle switch is three position RIGHT Start CENTER Auto LEFT Manual See instruction page on Timer 1 Reset circuit breaker on wall panel Check voltage to machine at 6 and 10 at terminal board TB2 TROUBLE SHOOTING GUIDE PROBLEM Rinse
11. O N LOW LEVEL PROBE P N 0084500 PROBE BOOT NUTS LOCKWASHER PROBE TANK COUPLING 44 VACUUM BREAKER P N 0184301 s gt ITEM 0153700 0185000 0055500 0143000 1 2 4 5 0184700 DISK 0184700 0184700 BODY DESCRIPTION Y STRAINER REMOVABLE FILTER VALVE FOR HEALTH FLOW CONTROL 3 4 SOLENOID VALVE 3 4 PIPE UNION DESCRIPTION BONNET GASKET POPPET CUTAWAY VIEW WASH SUMP ITEM P N DESCRIPTION 1 DRAIN FITTING 2 0054000 DRAIN O RING 3 0152000 OVERFLOW STRAINER 4 0058000 WASH TANK HEATER ELEMENT 5 0151000 INSIDE PUMP STRAINER 6 WASH TANK THERMOSTAT SHEATH X 7 SUMP WALL BN NQ ITEM P N DESCRIPTION 1 DRAIN FITTING WELDED 772 WASH SUMP BOTTOM 2 0054000 DRAIN RING 3 0151000 INSIDE PUMP STRAINER 4 0152000 LARGE OVERFLOW STRAINER ZI 7 7 45 BOOSTER TANK WITH ELEMENTS 1 PHASE HOOKUP ITEM P N DESCRIPTION 0006801 BOOSTER TANK B MODEL EXTERNAL VACUUM BREAKER FITTING THERMOSTAT PROBE FITTING LOCATED ON SIDE 0058602 HEATER BUS BARS 1 PHASE CONNECTION 0058600 HEATER ELEMENTS 2 EACH 0058601 HEATER GASKETS 2 EACH O O OUN ITEM 1 2 3 4 0058600 5 0058603 DESCRIPTION THERMOSTAT PROBE FITTING THERMOMETER PROBE FITTING INCOMING WATER FITTING BOOSTER HEATER ELEMENTS HEATER ELEMENT BUS BARS 3 PHASE CONNECTION 46 47 P
12. Solenoid Valve See special instructions page concerning Water Level Control for PRB Models Remove amp clean probe then replace Clean tube or repair Check using pressure gauge during flow period solenoid valve open should read 20 PSI if in excess installation of a Pressure Reducer can reduce pressure See instruction page con cerning Solenoid Valve TROUBLE SHOOTING GUIDE PROBLEM Machine won t work on automatic Wash and rinse work only on manual Machine will not automatically fill Wash motor does not operate on automatic or manual but machine rinses properly CAUSE 1 Timer motor faulty 2 Power switch faulty 3 Cycle switch in manual left hand position 1 Power is Off 2 Wire loose or broken to L1 and L2 3 Power switch faulty 4 Water level control faulty 5 High fill probe 6 Electric solenoid valve not opening 1 Broken or loose wire from terminal board to motor 2 Wash motor faulty 34 SOLUTION 1 Remove control box covers and observe timer operation See instruction page for Changing Timer Motor 2 Replace switch 3 Position switch in center position and depress start 1 Check incoming line fuses circuit breakers 2 Check line voltage at L1 and L2 on water level control and control panel 3 Replace 4 To check water level control see special instructions on Water Level Control 5 Clean or shor
13. above Lift and remove small manifold with short tubes Put in safe place Remove 1 4 ball bearing in similar method to step 7 Lift and remove large manifold with long length tubes similar to step 8 The lower fixed race may be left in place Clean ball bearings by soaking in de liming solution Ball bearing race ways may be cleaned by either brushing with de liming solution toothbrush makes excellent tool or gently clean by rubbing with fine sandpaper or emery cloth Rinse ball bearings and manifolds thoroughly To reassemble first fill lower race to capacity with 1 4 ball bearings then remove one This will give proper movement needed during rotation of assembly Replace lower manifold and fill race fully with 1 4 ball bearings Repeat removing one only Replace upper manifolds and repeat necessary parts of step 15 Replace wash cap by screwing on center shaft clockwise finger tight Back off wash cap about 1 4 turn and tighten Alien set screw Rotate manifolds in opposite directions see if they rotate freely A rule of thumb is to select the longest tube in the bottom manifold and make sure it moves up and down at least 1 8 and no more than 1 4 10 21 Replace rinse assembly and feed pipe 22 Close all doors and refill dishwasher 23 Run through several cycles and recheck wash arms for easy movement Adjust if necessary 24 If removal of upper wash or rinse assembly is necessary then extra care m
14. element If amprobe E is used the element should draw approximately 7 amps 2 With power switch on a Check position 1 figure 2 Voltage should be 208 230V If not check out and replace heat switch b Check position 2 there should be no voltage If there is readjust thermostat per thermostat adjustment instructions c Check position 3 voltage should be approximately 120V to ground d If voltage being applied on positions 1 2 and 3 checks out okay then the relay should be replaced Coil is probably defective 20 BB If heat relay does close 1 Check power supply at terminal board 2 between terminals 5 and 7 it should be approximately 208 230V 2 Check power at position 4 there should be no voltage 3 4 Check position 5 voltage should be approximately 120V to ground Check power at position 6 voltage should be 208 230V approximately if not check wires for breaks and bad connections Temperature should rise as explained in AA1 and amperages may be checked according to those instructions Replace any defective elements FIGURE NO 2 WASH HEATER SYSTEM A POWER SWITCH D HEATER RELAY B WATER LEVEL CONTROL E AMPROBE TEST POSITION C THERMOSTAT WASH TANK HEATER X TERMINAL BOARD 9 TERMINALS 21 REPLACING SEAL and CERAMIC on WASH PUMPS FUNCTION The pump is part of the total motor pump system and utilizes one shaft seal and ceramic to prevent the pump from leaking around the i
15. on machine with a good cleaning compound It may be necessary to remove doors to completely clean channel If so remove only one door at a time Make sure cantilever has stop to prevent pulling other door up and out of channel If it does not have stop secure cantilever arm to machine with doors in the closed position 3 Build up should be completely removed so it may be necessary to use an abrasive pad non metallic to clean 4 While you have the door out of channel make sure it is not dented or crooked If channel is crooked or dented use 1 2 wide block to spread to proper opening 5 Clean nylatron runners on the doors or replace nylatron if excessively worn See instructions on door runners 6 Check door channels on machine for evenness and burrs 7 After replacing doors check for proper operation by raising and lowering with cantilever One side of door higher than other and does not close completely SOLUTION 1 Straighten cantilever arm 2 This can sometimes be accomplished while arm is on machine by forcing down on the arm connected to the high door while the other side of the cantilever is pulled up 3 If step two cannot be accomplished on machine cantilever will have to be removed and straightened 26 Next Page APPLYING NYLATRON STRIP TO 150 SERIES DOOR P N 0051800 INSTRUCTIONS FOR INSTALLING NEW DOOR GUIDES ITS IMPORTANT WHEN REMOVING THE OLD DOOR GUIDES THAT THE SURFACE BE CLEANED THOROUGHLY THIS
16. pump leaks PRB Models only Indicator light s does not glow at any time None of the automatic functions work wash rinse Vacuum breaker leaks CAUSE 1 Impeller seal is worn 2 Impeller ceramic is worn or scored 1 Light s faulty or poor connection 1 Start switch faulty 2 Wire connections poor 3 Timer rinse or wash micro switch faulty 1 Limed up 2 Faulty 38 SOLUTION 1 See instruction page on Ceramic Replacement 2 Same as 1 1 Replace or correct connection 1 Check switch Replace if necessary see instructions page concerning Replacement of Switches in Control Panel 2 Correct connections 3 See instruction page concerning Timer amp Motor 1 Disassemble a Remove top using flat jaw wrench or channel locks b Remove poppet C Clean poppet amp V B top amp body d Replace parts removed 2 Replace needed parts or whole VB O OQ N 0006901 0058000 0151000 0152000 0047500 0050900 0008901 0184301 0169200 0020400 0169400 FRONT VIEW DESCRIPTION BOOSTER TANK WASH TANK HEATER INSIDE PUMP STRAINER LARGE OVERFLOW STRAINER FRONT DOOR DOOR HANDLE CANTILEVER ARM VACUUM BREAKER WASH amp RINSE THERMOMETERS CONTROL BOX amp PANEL THERMOSTAT BOX ITEM 12 13 14 15 16 17 18 60669 9 P N DESCRIPTION 0012000 CONTROL CIRCUIT PROTECTION DEVIC
17. the side doors Slide in a rack of dirty dishes Add detergent see Detergent Recommendation If an automatic detergent dispenser is used follow the manufacturer s instructions Lower all of the doors Start the automatic wash and rinse cycle of the dishwasher by depressing the start switch right hand side and releasing Cycle will continue with switch in center auto position Left hand position of switch manual is intended for use if timer is inoperable Panel light will indicate cycle function When the ready light comes on open the side doors slide out the rack of clean dishes slide in another rack of dirty dishes and then repeat steps 6 7 and 8 At the end of a meal period or the end of the day shut off the power switch Drain the machine by removing the overflow strainer Clean both strainers the overflow and the inside strainer of all foreign debris and build up and flush out the unit DETERGENT RECOMMENDATION AND RINSE ADDITIVES We suggest you contact your local detergent specialists for the correct detergent and rinse additives for the area To help until one can be reached we suggest that you use a non foaming dishwasher detergent approximately one quarter cup in wash tank when machine is filled the first time then one level tablespoon each cycle or load thereafter This may have to be increased or decreased to obtain satisfactory results When manually dispensing powdered detergent in wash tub a
18. 150 0085000 Pump assy comp w motor 1 2 HP 3450 RPM Rinse PRB Only 1R 0086000 Pump motor 115 230 V 1 2 HP 3450 RPM JET Rinse PRB Only All 1R 0087509 Pump seal for pump parts 850 863 920 925 All 1R 0088000 Pump mounting plate for Dump parts 850 863 1R 0089000 Pump ceramic face w retainer cup for pump parts 850 863 920 925 All 1R 0089500 Pump impeller 2 3 4 dia 7 16 tap for pump 850 863 1R 0090000 Pump gasket for pump parts 850 863 mounting All 1R 0090500 Pump bolts for pump parts 850 863 All 1R 0091000 Pump lockwashers for pump Parts 850 863 920 925 All 4x 0091500 Pump nuts for pump parts 863 862 920 925 All 4X 0102000 PUMP ASSEMBLY COMPLETE JET 1 HP 1725 RPM All 1 0102700 Pump motor JET 100 208V 230V 1 HP 1725 RPM All 1 0104500 Pump mounting plate for part 1020 All 1W 0105000 Pump seal and ceramic for part 1020 All 1w 0105500 Pump impeller for part 1020 All 1W 0106000 Pump gasket square for part 1020 mounting All 1 0106500 Pump Woodruff Key for part 1020 All 1w 0107000 Pump bolt Impeller s s5 16 18x 1 for part 1020 All 1W 0107500 Pump washer Impeller for part 1020 All 1 0108000 Pump snap ring for part 1020 All iw Pump bolts 3 18 16x 11 4 Cap HH for part 1020 All 4W Pump lockwashers for part 1020 All 8w 0117500 Rack SQUARE 19 3 4 x 19 3 4 cup bowl amp glass molded 1 0117800 Rack SQUARE 19 3 4 x 193 4 dish molded 1 0121000 Relay 220V 2 pole HW used on rinse amp
19. CAN BE DONE WITH A SOLVENT THAT WILL DISSOLVE THE REMAINING GLUE AND OR THE USE OF A FINE SANDPAPER TO SCRATCH THE SURFACE WHERE THE DOOR GUIDE WOULD MAKE CONTACT WITH THE STAINLESS STEEL DOOR AFTER THIS IS ACCOMPLISHED AND YOU ARE QUITE CONVINCED THAT THE SURFACE IS CLEANED OF ALL OIL GLUE DIRT DETERGENT THEN THE DOOR GUIDE SHOULD BE PLACED ON A FLAT SURFACE AND A BEAD OF A SILICONE ADHESIVE OR ANY GOOD NON HARDENING GLUE SHOULD BE LAID ON THE INSIDE OF THE DOOR GUIDE S SURFACE TOP AND BOTTOM MAKING SURE THAT NONE OF THE EXPOSED SURFACE TO THE OUTSIDE HAS ANY GLUE ON IT TAKE THE DOOR GUIDE AND SNAP IT OVER THE DOOR S EDGE AS DESCRIBED IN THE ATTACHED SKETCH DO NOT SLIDE UP THE EDGE LET THIS DOOR SET FOR AT LEAST ONE HOUR BEFORE USE SO THAT THE GLUE OR ADHESIVE HAS A CHANCE TO SET SOMEWHAT IF THESE INSTRUCTIONS ARE FOLLOWED THE DOOR GUIDES SHOULD ADHERE TO THE DOOR SILASTIC OR NON HARDENING ADHESIVE Fig 1 PUT A STREAM OF SILASTIC OR NON HARDENING ADHESIVE IN NYLATRON INSIDE CORNER OF STRIP STRIP Fig 2 SIDE VIEW OF NYLATRON STRIP Fig 3 SNAP STRIP ON DOOR UP BOTTOM FIG 1 END VIEW FIG 2 ISOM VIEW NOTE DO NOT SLIDE STRIP FROM END ALWAYS SNAP ON Fig 4 PRESS DOWN WITH THUMB AND INWARD WITH FINGERS Fig 5 FINISHED PRESS DOWN APPLICATION END WITH THUMB VIEW FORCE DOWN amp tN WITH FINGERS FIG 4 28 WATER LEVEL CONTROL s FOR RINSE TANK P N 0205000 FUNC
20. E 0102000 WASH PUMP amp MOTOR 0165500 CUSTOMER S ELECTRICAL CONNECTION CUSTOMER S WATER CONNECTION 0085000 RINSE PUMP amp MOTOR PRB ONLY 0083300 ADJUSTABLE FOOT 0030600 POWER BOX B 0030700 POWER BOX PRB DETERGENT DISPENSER FITTING E Ue Te T BACK VIEW 150PRB ITEM P N DESCRIPTION ITEM P N DESCRIPTION 1 0085000 RINSE PUMP amp MOTOR PRB ONLY 12 0011500 CANTILEVER DOOR COUPLER 2 CUSTOMER S WATER CONNECTION 13 0007500 BREATHER TUBE PRB ONLY 3 0030700 POWER BOX 14 0009000 CANTILEVER SPRING 4 0012000 CONTROL CIRCUIT PROTECTION DEVICE 15 0084500 WATER LEVEL PROBE PRB ONLY 5 0102000 WASH PUMP amp MOTOR 16 0006901 BOOSTER TANK 6 DETERGENT DISPENSER FITTING 17 0009400 CANTILEVER EYE BOLTS 7 CONTROL BOX CONDUIT 18 0083300 ADJUSTABLE FOOT 8 0008901 CANTILEVER ARM 19 0009100 YOKE ASSEMBLY 9 0184301 VACUUM BREAKER 20 0010000 SLEEVE 10 EXTERNAL VACUUM BREAKER PIPING 21 0049000 SPACER 11 0008700 CANTILEVER SPRING RODS 40 ITEM P N o 400 0165500 0030700 0012000 0084300 0169200 0011500 0008901 0047500 0184301 RIGHT SIDE VIEW 150PRB DESCRIPTION CUSTOMER S WATER CONNECTION CUSTOMER S ELECTRICAL CONNECTION POWER BOX CONTROL CIRCUIT PROTECTION DEVICE HIGH WATER PROBE WASH amp RINSE THERMOMETERS CANTILEVER DOOR COUPLER CANTILEVER ARM SIDE DOOR VACUUM BREAKER 41 ITEM 11 12 13 14 15 16
21. ECTION 22 Next Page ITEM P N 1 00 oO N 10 11 12 13 0102700 0106500 3691300 0108000 0105000 0104500 0105000 0105000 0105500 0107500 0107000 0106000 DESCRIPTION PUMP MOTOR WOODRUFF KEY WASHER RUBBER SNAP RING CERAMIC FACE w O RING PUMP MOUNTING PLATE SEAL FACE PLATE TO MOTOR MOUNTING BOLTS amp LOCKWASHERS SEAL ASSEMBLY SEAL SPRING amp CUP WASHER PUMP IMPELLER IMPELLER WASHER IMPELLER BOLT amp LOCKWASHER PUMP MOUNTING GASKET WASH PUMP ASSEMBLY P N 0102000 REPLACING SEAL and CERAMIC on RINSE PUMPS FUNCTION The pump is part of the total motor pump system and utilizes one seal and ceramic to prevent the pump from leaking around the impeller and shaft One gasket is used to prevent leakage in between the pump mounting plate and the machine pump plate REPLACEMENT OF SEAL AND OR CERAMIC 1 Remove power source to machine by turning circuit breaker to its off position on side of power unit box 2 Drain machine by removing overflow strainer in wash tank 3 Support motor remove the four nuts holding the pump motor to the machine s pump plate 4 Carefully pull motor outward move from side to side as required to remove from machine 5 Set motor and pump on a sturdy stand close to machine or remove wires and conduit to allow motor pump to be moved to a better work station 6 Remove dust cap over end of motor shaft opposite impeller end This can
22. ERIAL NUMBERS 1 50 0162000 0165500 0167000 0169200 1700R 1700W 0173900 1739A 0177500 0179000 0180000 0184300 0184700 0185000 0186500 0187000 0187500 0188500 0044700 0193500 0194004 0194500 0200000 0200500 0201000 0205000 0205500 0206000 0009459 0180001 0008201 0009100 0058200 0051900 0008501 0055100 0136700 0163700 0163800 0048801 0138900 0049800 6047603 Switch power on off rocker type Terminal Board 3 pole complete Terminal Board 9 pole complete slip terminal Thermometer wash or rinse 6 ft cap Thermostat rinse 180 195 use 0170018 Thermostat wash 150 160 use 0170023 Timer 220V 60sec 4cam Timer motor 220V use0173901 Timer micro switches plastic module type Track standard front or back use 0180000 Track comer model convertible Vacuum breaker 3 4 Sloan use 0184301 Vacuum Breaker Kit float amp seal 3 4 Sloan Valve 1 4 for Health Inspector s gauge Wash head cap w race Wash head cap set screw Wash head center shaft Wash head holding bolt Wash head nut for holding bolt nylon insert Wash head fixed race Wash head bearings 1 4 s s Wash head spray tube ONLY long length WASH HEAD ASSY UPPER amp LOWER INTERCHANGE Wash head small manifold w tubes Wash head large manifold w tubes Water level control Curtis 220V Water level control relay ONLY Curtis Water level control printed board ONLY Curtis Rack support rod vee shape rod only Rack support
23. ITEM P N 1 0086000 2 0088000 3 0089000 4 0087500 5 0089500 6 0090000 DESCRIPTION ITEM PUMP MOTOR 7 PUMP MOUNTING PLATE PUMP CERAMIC FACE W RETAINER CUP 9 PUMP IMPELLER SEAL PUMP IMPELLER 10 PUMP MOUNTING GASKET 25 P N 0090500 0091000 0091000 0091500 PUMP amp MOTOR ASSEMBLY P N 0085000 DESCRIPTION PUMP PLATE TO MOTOR MOUNTING BOLTS MOUNTING PLATE LOCKWASHERS PUMP MOUNTING PLATE TO BASE LOCKWASHERS PUMP MOUNTING PLATE TO BASE NUTS PROBLEM SOLUTION PROBLEM SOLUTION PROBLEM SOLUTION PROBLEM INSTRUCTIONS for ADJUSTING TENSION of CANTILEVER Doors raise hard but lower easily 1 Back off loosen upper adjusting nuts F on both eyebolts E about two or three complete turns 2 Tighten lower adjusting nuts G on both eyebolts E a complete turn 3 Check door for easy operation Adjust further if necessary 4 When adjustment is completed tighten upper adjusting nuts F down against angle to lock in position Check both eyebolts Doors raise easily but lower hard 1 Back off lower adjusting nuts G carefully making sure there is still some thread on eyebolt available both eyebolts 2 Check door for easy operation Adjust further if necessary 3 When adjustment is complete tighten upper adjusting nuts F down against angle to lock in position Check both eyebolts Doors sticking or are hard to move up and down 1 Raise doors 2 Clean inside door channels
24. MODEL 150 B PRB HIGH TEMPERATURE DOOR TYPE DISHWASHER 1983 1989 SERVICE MANUAL INCLUDES Warranty Policy Basic Functions of Dishwasher Installation Requirements Maintenance and Care Operating Instructions Illustrated Parts List Description of Components Electrical Diagrams WORLD HEADQUARTERS amp MANUFACTURING OPERATIONS Highway 25E P O Box 1060 Barbourville KY 40906 888 800 JMSC FAX 606 523 9196 February 5 1999 Reprinted without change P N 7610 100 26 00 Rev A SPECIFICATIONS 150 SERIES ITEM MODEL Operating Capacity Racks per hour NSF Rated Dishes per hour Glasses per hour Operating Cycle Wash Time Sec Rinse Time Sec Total Cycle Sec Wash Tank Capacity Gallons Rinse Tank Capacity Gallons Wash Pump Capacity Gal Per Min Thermometers Wash F Rinse F Water Requirements NSF Rated Inlet Temperature F Gal per hour Flow Pressure PSI Flow Pressure PSI Optimum Flow GPM Inlet I P S Drain P S Wash Pump Motor Horsepower Rinse Pump Motor Horsepower Electric Heat Wash KW Electric Heat Rinse KW 150 57 1425 1425 45 11 60 N A 188 140 160 180 195 180 99 7 15 25 20 9 6 3 4 1 1 2 N A N A SPECIFICATIONS 150B 57 1425 1425 45 11 60 188 140 160 180 195 140 99 7 15 25 20 9 6 3 4 1 1 2 N A 1 5 12 3 220V 11 0 208V 150PRB 55 1375 1375 45 11 60 188 140 160 180 195
25. N DESCRIPTION 0058600 BOOSTER TANK HEATER ELEMENT 0058601 ELEMENT GASKET 0058000 WASH TANK HEATER ELEMENT O T7 m Rc Ds 0 z 57 Ae Val A SSS BAY ENSNSANSS S NSS SSS 5 5 9 1 2 POWER BOX AND COMPONENTS ITEM P N DESCRIPTION 1 GROUNDING LUG 2 0165500 CUSTOMER S ELECTRIC CONNECTION 3 0123000 HEATER RELAY 3 POLE 3 PHASE 0124000 4 POLE 1 PHASE 4 0121000 RINSE FILL RELAY 5 0121000 WASH MOTOR RELAY 6 0122000 WASH HATER RELAY 7 0012000 CONTROL CIRCUIT PROTECTION DEVICE 8 0205000 RINSE TANK WATER LEVEL CONTROL PRB ONLY 9 0205000 WASH HEATER WATER LEVEL CONTROL 10 0167000 TERMINAL BOARD 11 GROUNDING STUD 48 CUSTOMER FURNISHED Lt 12 WASH At E OP 2 4 Fees o 3 3 3 aja 4 2i 2 3 WASH HEATER 18 AWG WIRES 818 AWG WIRES Om FA DT 012 F2 O DISPENSER CONNECTION CONTROL UNIT TIMER RINSE WASH READY 13 Pe Tia 7 0 5 POWER WH Wash Heaters 1 1500W 1 Overcurrent current circull breaker 15 amp rating Rt Wash Motor Contactor A82 Rinse Cycle Contactor R3 Wash Heat Conlactor Aa Timer Holding Relay SWE Power Switch Oft SW 2 Cycle Switch selects manual auto amp stari functions SW 3 Manual Switch setects manual wash or hll amp manual runs TSW 1 Timer Switch runs limer t compl
26. OBE eiiis tELS 5 LE 1 1 RINSE HEATERS At LOW LEVEC SCHEMATIC 8 R3 WIRING DIAGRAM colt 150PRB WASH W THS 15 208 220V HEATER 60 PART NUMBER 0006801 0006900 0008900 89A 898 0008700 0008800 90A 0009400 0009600 0010000 0010300 0010600 0010900 0011200 0011500 0012000 0020400 0021800 0030600 0030700 0027400 0047000 0047500 0048000 0048500 0049000 0049500 0010600 0010900 0050900 0051800 0053100 0054000 0055500 0056000 0058000 0058500 586A 586B 586C 0058600 835A 835G 835R 0084300 0084500 0084700 PARTS LIST FOR MODEL 150 B PRB DISHWASHERS DESCRIPTION Boostertank for machine stripped B Boostertank for machine stripped PRB Cantilever Assy Comp incls pans 0008901 0008902 0008700 0009000 0009400 0009600 0010000 0010300 0010600 0010900 001 1200 Cantilever Ann ONLY 1 dia use 0008901 Cantilever Handle Grips use 0008902 Cantilever Spring Rods Cantilever removable tabs w nuts Cantilever Springs Corner amp Straight through use 0009001 Cantilever Eye Bolts Cantilever nuts for eye bolts Cantilever sleeve Cantilever bolt for sleeve 1 4 x 1 3 8 Cantilever washer flat for sleeve bolt 1 4 Cantilever acorn nut for sleeve bolt 1 4 Cantilever lockwasher for sleeve bolt 1 4 Cantilever coupler door to cantilever Circuit Breaker 15amp specify number from Part Control Box Complete wired Upper B PRB Control Box stripped ONLY
27. R2 RINSE TES R2 WASH Aa 2 7 8 F1 DTA 012 F2 O 0 0 OQ O QO DISPENSER CONNECTION CONTROL UNIT 20 21 12 23 26 5 12 121215 31 52 1 8 3 RINSE WASH READY 26 Sw 12 T5 swi 1 6 POWER Contactor Heater Rinse Rinse Heaters 2 8700W Wash Heaters 1 1500W Overcurrent current breaker 15 amp rating Wash Motor Contactor Rinse Cycle Contactor Wash Heat Contactor Timer Holding Relay Power Switch Cycte Switch selects manual auto amp start functions 8413 Manual Switch selects manual wash or amp manual runs TSW 1 Time Switch 008 timer t complete cycle TSW 2 Timer Switch controls power to TSW 3 TSW 4 Relay amp Accessory Dispenser Connection Timet Switch controls wash cycle Timer Switch contiols sinse cycle Control High Level Fill Low Level cul olf in wash amp runs tank heat Low Voltage Sensor 24V Probe 2 ELS Control Runs Tank Water Level Low Voltage Sensor 24V Probe W THS 8 R YHS Independunt T stal conttol wash amp runs tanks heal OT 182 Dispenser Connection WIRES TSw 3 TSW 4 V ELS RM Rinse Molor WM Wash Molor 2 ELS 28 18207 SOLENOID VALVE 4 ELS 15 V ELS 12 912 R THS 15 RINS HEATERS 16 50 LOW LEVEL PROBE R3 16 coil WASH W THS 15 HEATER 18217 R THS nca HCI POWER UNIT ELS 2 WASH HEATER RELAY 182 8 WH 30 TB2 10
28. TE It may be necessary to remove complete timer to replace motor if so follow steps 1 and 2 on previous page TYPICAL TIMER SWITCH P N 0177500 TIMER P N 0173900 FUNCTION of SWITCHES CIRCUIT BREAKER and INDICATING LIGHTS Circuit breaker P N 0012000 Power switch P N 0162000 Cycle switch P N 0158900 Manual Cycle S witch P N 0155600 Power light P N 0083518 Ready light P N 0083507 Wash light P N 0083501 Rinse light P N 0083501 Rated 15 amps controls power to control circuit only I E timer relays solenoid valve water level control and motors Circuit breaker does not cut off power in power unit box at incoming terminal board and rinse heater or its relay contacts Power is still applied to them when the circuit breaker is in off position This switch interrupts all power going to the control circuit this means that all switches on control panel are inoperable until switch is turned on This switch controls the timer motor and has three positions The start position right hand side is spring loaded and is used to initiate the automatic cycle In the event of timer failure the left side of the switch must be engaged to disable the timer for manual mode of operation This switch is used to initiate either a manual wash or rinse operation as well as initiate the initial fill of the machine Depressing the left side of this switch will cause the wash pump to run until returned to the center positio
29. TION The Water Level Control device utilized on power rinse PRB models only automatically maintains the water level in the rinse tank The rinse tank water level control is energized by the power switch The control is designed to sense when the proper water level is maintained At this time the relay in the clear plastic case will activate opening the normally closed circuit to the solenoid which stops the water flow to the rinse tank When water is removed from the tank by the rinse pump the sensing probe will alert the water level control by signal to deactivate and return the contact points on relay in clear plastic case to the normally closed position allowing power to be reapplied to the solenoid valve Water will again flow into rinse tank until proper level is reached and maintained CHECKOUT NOTE ALL ELECTRICAL CHECKS SHOULD BE MADE BY QUALIFIED SERVICE PERSONNEL OR ELECTRICIAN If one of the following problems exist this control should be checked out as shown below 1 Water to rinse tank runs continually with the power switch on 2 Water does not flow into rinse tank when required PROCEED WITH CHECKOUTS 1 Remove power source to machine by moving breaker to off position 2 Remove 2 screws holding cover on power unit box and remove cover 3 Locate the water level control for the rinse tank circuit sketch below Remove mark and insulate for easy replacement wires going to letters C and H on control 4 Reapply
30. Upper Control Power Box Lower B Control Power Box Lower PRB Control Panel only wired Upper B PRB Door front standard model use0047500 Door front and sides Door side use 0047500 Doorcatch front Door spacer side Doorscrew for spacer 1 4 x13 8 Door washer flat 1 4 s s Door acorn nut for spacer 1 4 s s Door knob front w screw Door strips or guides Door ONLY false panel for corner model Drain O ring Flow Control 115gpm 3 4 Gauge pressure 0 60 bottom connection Heater element Immersion flange type w gasket 220V 1500W Heater gasket immersion element flange type above Heater element flange type gasket use 0058601 Heater bus bars single phase set use 0058602 Heater bus bars three phase set use 0058603 Heater element Immersion flange type 208 230V 6700W Light indicator Amber use 0083501 Light indicator Green use 0083507 Light indicator Red use 0083518 Probe small Lundy Probe large Warrick Hi Level Probe cover rubber for 845 54 SERIAL NUMBERS All All All All All All All All All All All All All All All All All All All Ail All All All All All All All All All All All All All All All All All 150 a g0 nmnmnmonmo nm r L nmrnmim amp A A N N N N N 2W 1R 1R PARTS LIST FOR MODEL 150 B PRB DISHWASHERS PART NUMBER DESCRIPTION SERIAL NUMBERS
31. be done by wedging with a screwdriver 7 Remove impeller hold shaft by inserting screwdriver in slotted end of shaft and unscrew impeller in counterclockwise direction 8 The ceramic is embedded in the impeller and normally does not need replacement but it should be checked for cracks or a worn out surface If ceramic does need replacement proceed as follows a With a pointed flat tool work the ceramic and rubber cup out of groove in impeller b Clean groove of all residue c Apply small amount of adhesive in groove d Press new ceramic gently into groove with rubber cup leading the way NOTE THE CERAMIC HAS ONE SIDE THAT IS GROOVED THIS SIDE SHOULD BE FACING DOWN INTO THE RUBBER CUP THE SMOOTH SURFACE SHOULD BE FACING UP 9 The seal is embedded in the pump mounting plate and usually will need replacement when water leaks around motor shaft area If replacement is required proceed as follows a Remove four bolts holding pump mounting plate to motor must be done with Alien wrench Slide mounting plate up off of shaft and motor Press seal out of housing carefully Clean hole where seal was installed e Apply a small amount of non hardening sealant to back side of seal Insert new seal with a seal driver to prevent ruffling the edges of seal Never use screwdriver or similar tool to alternately force edge of seal in place 10 Reassemble pump and motor by reversing the above procedure b c d 24
32. cam shaft is approximately 60 seconds allowing one wash and one rinse operation for each complete revolution of the cam shaft The micro switch nearest the timer motor is the hold circuit and uses both the NO and NC contacts The second micro switch is the total cycle circuit and uses both the NO and NC contacts The third micro switch controls the wash and uses both the NO and NC contacts The micro switch farthest away from the timer motor controls the rinse and uses just the NC contact Service Instructions CAUTION ALWAYS REMOVE THE POWER TO THE MACHINE BEFORE WORKING IN THE CONTROL BOX OR WHILE SERVICING THE COMPONENTS IN THE POWER BOX ALL ELECTRICAL CHECKS SHOULD BE MADE BY QUALIFIED PERSONNEL Timer operation can be observed after removing the covers from the control box by loosening the two screws holding each cover in place If it is determined that the timer is defective it is recommended that a new timer be installed However limited field maintenance can be accomplished as follows A frozen contact on a micro switch will be indicated by one function being executed all the time or the absence of a click when the switch arm is actuated The micro switch is replaced by For Bristol Saybrook Timer Remove micro switch by moving terminal end of switch away from cams about 1 4 and pulling switch straight out Replace new switch in reverse order For Eagle Signal Timer 1 Remove all wires from the timer properly tag them to assur
33. closes 1 Check power supply at incoming terminal board L1 and L2 It should be 208 230V approximately 2 Check power at positions 4 and 5 fig 1 Voltage should read approximately 208 230V if not check wires for breaks or bad connections 3 Check power at positions 6 and 7 Voltage should be approximately 208 230V If not check wires for breaks or bad connections 4 Temperature should rise as explained in A1 and amperages may be checked according to those instructions Replace any defective elements Po 10 FIGURE 1 RINSE HEATER SYSTEM SINGLE PHASE A POWER SWITCH B WATER LEVEL CONTROL C THERMOSTAT D HEATER RELAY E RINSE TANK HEATERS F AMPROBE TEST POSITION X TERMINAL BOARD 9 TERMINALS 19 WASH TANK HEATER SYSTEM FUNCTION The Wash Tank Heater System is electrically connected in the circuit so that it is dependent upon the dishwasher being properly filled with and maintaining a safe water level As an additional safety precaution never leave the machine turned on without adequate water nor drain the machine without first turning off the power switch The circuit is controlled by a power switch mounted on the front control panel a water level control mounted in the power unit box a thermostat mounted behind the lower front panel and a heater relay mounted in the power unit box with the coil being activated by the thermostat INDICATORS OF POSSIBLE MALFUNCTION Once the machi
34. e proper replacement 2 Remove the two screws which hold the timer to the control box 3 One screw holds the micro switches cams and actuating arms in the frame This screw is seen on the side opposite the motor Remove this screw NOTE Be sure to note which cam goes with which micro switch 4 The unit can now be taken apart and the defective micro switch replaced 5 Reassemble NOTE The flanges on the cams are such that they only mesh in one direction The shorter flange on the cams always points toward the drive motor The timers cam drive system is equipped with a clutch to enable one to view the operations of the cams and micro switches Remove power to machine BEFORE touching timer Rotate cams by turning with fingers cams will turn in one direction only Do not force them As cams actuate switches listen for the click of the switch or test the switches with an ohmmeter 12 DEFECTIVE TIMER MOTOR A defective motor is indicated by the fact that the cams do not rotate or the machine does not perform the automatic operations or performs a specific part of the cycle continuously but works okay on manual Remember the timer motor is controlled by the start switch and the hold micro switch check this complete circuit before changing motor The motor is replaced by 1 Remove motor leads from connection points 2 Remove the two screws which hold the motor 3 Replace the new motor 4 Re connect motor leads to proper points NO
35. ensure that a high or wild leg is not connected to L1 or L2 Voltage exceeding 150V to ground would indicate high leg C If voltages are in required range turn on 15 amp circuit breaker on side of power box The 15 amp circuit breaker protects and controls the motors and control circuit only it is not meant to protect or control the rinse heaters d insert a rack into the machine and close all doors e Tum on the power switch this supplies voltage to the operating controls Then depress the rinse fill switch The unit will automatically fill the wash tub with water to a specific level f Open the front door and check the water level It should be 1 4 below overflow level If not check the incoming water line making sure that the solenoid valve fully opens and closes as the switch is turned on and off g if the water is at the proper level close the front door and observe the temperature gauges the rinse temperature should rise to the specified level of 180 within five minutes if the incoming water temperature is 140 to the booster tank h The wash heater will take longer to reach 150 F as the element is designed for maintaining temperature not heating i Turn the manual wash switch on with the door closed You should hear the water being pumped as it strikes the top of the machine Turn off the manual wash switch j The unit is now ready to proceed with the washing of dishes in accordance with the operating instructions in thi
36. ent temperature setting before attempting any further adjustments Use screw 1 for any further adjustments NOTE Making large moves in adjusting may cause misalignment thus increasing the chances that further adjustment cannot be made and the thermostat will have to be replaced THERMOSTAT P N 0170023 WASH 0170023 RINSE SHOWN REAR VIEW Screw 1 FRONT VIEW SERVICE INSTRUCTIONS INCOMING WATER SOLENOID VALVE SOLENOID VALVE TO TAKE THE VALVE APART DISASSEMBLY These valves may be taken apart by unscrewing the bonnet and the enclosing tube assembly from the valve body assembly See Fig 3 After unscrewing carefully lift off the bonnet and enclosing tube assembly Don t drop the plunger The ring seal and diaphragm cartridge can now be lifted out Coil amp Housing Assy P N 0144000 Bonnet amp Enclosing Tube Be careful not to damage the machined faces while the valve is Assembly apart TO REASSEMBLE Place the diaphragm cartridge in the body Li with the pilot port extension UP Hold the plunger with the synthetic seat against the pilot port Make sure the O ring is in place then lower the bonnet and enclosing tube assembly over Plunger Assembly the plunger Screw bonnet assembly snugly down on the body P N 0148500 assembly P N 0145500 DIAPHRAGM CARTRIDGE P N 0145500 Body Assembly FiG 3 POSSIBLE PROBLEMS Pilot Port extension 1 clogged Hole 2 clogged
37. er Connection WM Wash Molor 2129 lofo 15217 SOLENOID VALVE 1 15 15 1 5112 R THS 5 RINSE HEATERS VECLS O1 LOW LEVEL TELS PROBE R3It6 WASH W THS 15 HEATER HC 17 R THS T8217 18141 POWER UNIT e pm C niea ul d uena Q A225 W THS 15 2 RH 1 rb af f RX 82 3 fS WASH HEATER RELAY rd du T82 10 18206 1 4 I L wHi0 TB2 5 M 182110 1 4 wHpt zi o L HC r L s E w THSU6 85 CB no 2 TB2 p 34 SOL 101 6 Eee 29 CB 182 1 ELS A 220 JUMPER 6 25 25 792 At rean R2 R THS 97 T81 2 Hc JUMPER 7182 HEATER CONTACTOR ib CUSTOMER SERVICE CONNECTION 84 GROUND HC 3 Rum ANS SCHEMATIC 4 WIRING DIAGRAM 1508 208220V 60 CY 3 PH 4 AWG CUSTOMER FURNISHED L 12 RINSE HEATERS 10 AWG 410 AWG HEERE 10 AWG IT 10 AWG B 4 HC CB 18 AWG yi 2 ELS AINSE TANK CONTROL 5 3 5 1 ziv C53 lt iac c a 5 7 5 1 7 TIMER 1 AUT 5 R4 5 Sw2 122 Lx R4 20 START 188379 Lo f 3 op ar MAN 21 15907 WASH 2 0 o TSW 3 READY sw 3 7 26 TSw4 91 o RINSE 25 25 A
38. ert a new one into the cutout in the control box Replace the wires from the used switch terminal by terminal onto the new switch Power can now be applied to the dishwasher and run through cycles checking all operations 1 CONNECTION TERMINALS 2 RETAINING CLIPS 3 FRONT PANEL 4 SWITCH BEZEL 5 ROCKER BUTTON THERMOSTAT ADJUSTMENT The thermostat can be adjusted by turning screw 1 see picture on the thermostat control box cover Remember the present setting in case the problems are elsewhere in the control circuit A CW rotation is used to obtain a lower temperature setting and a CCW rotation is used to obtain a higher temperature setting A 1 8 turn of screw 1 changes the temperature approximately 4 F If screw 1 is turned all the way to its stop in either direction adjust screw 2 as follows DO NOT TOUCH THE SCREW SEALED WITH RED PAINT When adjusting screw 2 power should be disconnected during adjustment Set screw 1 so that it can be turned equal distances in either direction then if screw 1 stopped while turning in CW direction turn screw 2 in CW direction slowly and only 1 8 of a turn or less per complete cycle of the unit if screw 1 stopped while turning in CCW direction turn screw 2 in CCW direction slowly and only 1 8 of a turn or less per complete cycle of the unit Three fourth s of a turn will bring the thermostat to approximately the same setting obtained where screw 1 stopped Check the pres
39. ete cycle TSW 2 Timer Switch controls power to TSW 3 TSW 4 Relay amp Accessory Dispenser Connection TSW 3 Timer Switch controls wash cycle TSW 4 Timer Switch controls rinse cycle ELS Conttof High Level FIH Low Level cut off in wash tank heat Low Voliage Sensor 24V Probe W THS Independent T stal control wash tank heal DT 142 Dispenser Connection WM Wash Motor ELS 29 18207 SOLENOID VALVE 1 ELS 15 ELSI12 R THS 15 LOW LEVEL PROBE R30 WASH W THS 15 HEATER can T82U R THS POWER UNIT M pem 2125 HEPC HL W THS 15 Leva T8203 I WASH HEATER RELAY 182 10 E 2101 11 F WHi30 TB2 5 102410 1 WHYS 110 4 34 t Bn T 1820 3 W THS 16 23 n JUMPER WASH M L4 FB2 T82p SOL ub 9 000 67 E 1 2 WASH 4 182 16151 4 4 822091 SW 10 UMPER 8 25 x 1 04 lesres wa B SW 32 AY 2 tean Ae SW 326 ELS 540151 ARN swan JUMPER CUSTOMER SERVICE CONNECTION amp GROUND R 8 R19 SCHEMATIC amp _ oL WIRING DIAGRAM 150 rii 208 220V VILE 60 CY 1 PH 4 AWG CUSTOMER FURNISHED i RINSE HEATERS 10 AWG HC Tae HC 810 AWG Hf Le n 810 AWG HH 10 AWG 2 on Lj mik WASH 918 AWG 14 AWG 18 AWG
40. gm or plunger not operating 6 Coil on the solenoid valve is burned out 7 Insufficient or excessive pressure 1 Water level control faulty 1 Defective rinse micro switch 1 Power amp rinse switch faulty 2 Loose green ground wire from water level control 1 Thermostat set too high 2 Thermostat faulty 36 SOLUTION 1 Remove and inspect pump and motor assembly see instruction page on Pump Seats and Ceramic Replacement 2 Replace gasket Make sure mounting nuts are tight 1 Check to make sure all valves are open 2 See Preventive Maintenance 3 See Preventive Maintenance 4 Check rinse and fill switch 5 Remove diaphragm and plunger flush and clean see instruction page on Solenoid Valves 6 See 5 above 7 Check flow pressure which should not exceed 25 PSI or go below 15 PSI 1 Check instruction page on water level controls 1 Check Timer instruction page 1 Replace rinse and or power switch 2 Tighten ground wire or see instruction page on Solenoids 1 Adjust thermostat control see instruction page on Thermostat 2 Replace TROUBLE SHOOTING GUIDE PROBLEM Low rinse temperature indication Water leaks from top of door Machine wash and rinse do not operate Machine does not operate at all CAUSE 1 Machine using more water than normal by rinse running throughout wash cycle caused by faulty rinse micro switch in timer 2
41. h heat circuit water level control board and disconnect wires going to terminals marked C H and L Mark and insulate wires for replacement 4 Be sure wash tank is empty and power switch is off Carefully reapply power to machine Begin by turning power switch on With an insulated jumper wire touch jumper between terminals C amp H relay in clear plastic cube should activate as wire is touched to terminals Observe relay contacts they should pull in If they do remove wire and they should return to original position Repeat several times to verify action Reconnect wires removed 30 5 If relay operates the control can be deemed operational and other causes should be explored EXAMPLES 1 Loose or broken wire to probe or ground green wire 2 Dirty probe s 3 Solenoid faulty see instruction page concerning solenoid 4 Thermostat faulty or needs adjustment see instruction page concerning thermostat 5 Wash element faulty see instruction page concerning wash heat checkout 6 If relay does not operate check voltage being applied to L1 L2 marked on control It should be 208 230V Replace control if necessary 7 In any case always locate sensor probes inside wash tub and clean off all deposits instruct customer this should be at least a weekly project 8 Remove power to machine and replace panel and any wires that were not replaced previously 31 TROUBLE SHOOTING GUIDE PROBLEM Nothing on machine
42. hich must be removed in order to install the detergent equipment sensing probe Located in the fitting adjacent to the vacuum breaker is a pipe plug which must be removed in order to install a rinse agent dispensing devise GENERAL INSTRUCTIONS OPERATION 150B PRB READ INSTRUCTIONS CAREFULLY Proper operation of your Jackson Dishwasher will assure clean and sanitized glasses and dishes at optimum efficiency DISH PREPARATION Bom Scrape the dishes thoroughly Pre rinse the dishes by soaking or by spraying off with a pre rinse hose Place the dishes and cups in the dish rack with the cups upside down Place the glasses and silverware in the combination glass silverware rack with the glasses upside down Scatter the silverware loosely on the bottom of the rack Do not put glasses on top of the silverware NOTE When silverware is in an upright position it washes and rinses better than lying flat These compartment silverware racks are available through your dealer or service agency MACHINE OPERATION 10 Open the front door and insert the pump intake strainer and overflow strainer Close all of the doors Turn the power switch on Depress the rinse fill switch and release The machine will now automatically fill the wash tank and energize the wash and rinse heater control circuit Allow the temperature to rise to the required temperatures on the wash 150 and rinse 180 195 gauges Raise up
43. lways distribute over a sufficient area to prevent build up Some detergent when dispensed in a small or concentrated area may cause deterioration of the stainless tub or sump GENERAL INSTRUCTIONS PREVENTIVE MAINTENANCE The following is to be performed as needed READ CAREFULLY Proper maintenance of your Jackson Dishwasher will insure optimum service with a minimum of down time To remove all lime and corrosion deposits a Fill the machine with wash water as would ordinarily be done for washing b Open door and place one cup or less of de liming compound into the water be sure to follow their directions if they vary from these being given which is available from your detergent supplier c Turn on the manual wash switch and allow to wash for five minutes d Open door and examine the interior All lime should be removed and parts should be shiny If not allow to wash for longer period e After the interior is clean empty the wash water by removing overflow strainer f Replace overflow strainer Refill machine and allow to run for two minutes then again drain the wash reservoir g Refill as it is ready for regular operation Clean strainers a Clean around overflow and pump intake strainer holes b Clean around pump intake toothbrush makes excellent tool for cleaning Clean Y strainer on incoming water line Water to machine must be turned off for this operation a Remove plug and clean strainer
44. mp on PRB model opens and water flows into wash tub As the water rises in the wash tub it will cover first the lower probe directly above wash element then reach the upper probe At this time the plug in relay coil will be activated and open the normally closed contacts de energizing the solenoid or rinse pump Simultaneously the contacts will close on the normally open circuit energizing the wash rinse heat circuit Checkout and information concerning that part of the circuit are in the wash heater system or rinse heater system instruction page of this manual If the water should be drained from the machine while the power switch is still on the lower probe will sense the lack of water and de energize the plug in relay which will de energize the wash rinse heat circuit DO NOT DEPEND ON THIS always turn power switch off before draining SYMPTOMS OF LEVEL CONTROL FAILURE 1 Fill does not take place unless rinse switch is depressed until full 2 Initial fill does not stop when it reaches overflow but continues 3 Wash rinse heat circuit does not activate 4 Wash heater remains on if wash water accidentally emptied with power switch on PROCEED WITH CHECKOUT 1 Remove power to machine by turning customer circuit breaker to its off position Turn machine circuit breaker located on right side on power unit box to off 2 Remove 2 screws holding cover on power unit box and remove cover 3 Locate initial fill and was
45. mpeller and shaft One gasket is used to prevent leakage between the pump mounting plate and the machine pump plate REPLACEMENT OF SEAL AND OR CERAMIC 1 of OW P 8 Remove the power source to the machine by turning the circuit breaker to its off position on the side of the power unit box Drain the machine by removing the overflow strainer in the wash tank Support the motor remove the four nuts holding the pump motor to the machine s pump plate Carefully pull motor outward move from side to side as required to remove from machine Set motor and pump on a sturdy stand close to machine or remove wires and conduit to allow motor pump to be moved to a better work station Insert a firm object into the blades of the fan and use a 5 16 ratchet to remove bolt holding impeller After the bolt is removed pull the impeller up and off of the shaft The ceramic is embedded in the pump mounting plate and usually does not need replacement but the seal normally would when water leaks around the motor shaft area If replacement of either is required proceed as follows a Remove the four bolts holding the pump mounting plate to the motor b Slide the mounting plate up and off of the shaft and motor The embedded ceramic and shaft seal will be removed with the mounting plate c Turn over the plate and push the seal and or ceramic out of the housing carefully It may be necessary to break the ceramic to remove it d Clea
46. n The prime purpose of this switch position is to extend the wash period for extremely soiled dishes before putting them through its normal automatic cycle The right side of this switch is spring loaded and must be held down for manual rinse operation it however needs only to be depressed momentarily to initiate the automatic fill of the machine Either position may also be used as an emergency back up should the timer fail to operate in which case the cycle switch should be placed in the manual mode This red indicating light remains lit whenever the power switch is on This green light comes on only when automatic cycle is ready to start and extinguishes during cycle This amber indicating light comes on during the wash cycle This amber indicating light comes on during the rinse cycle 14 REPLACEMENT of SWITCHES in CONTROL PANEL There are three switches installed in the control box front panel These are the power cycle and manual wash rinse fill switches Before working on machine it is important that power be turned off at customer s circuit breaker To prevent the possibility of electrical shock trip breaker to off position Then turn machine breaker off located right side of power box Remove the cover from the control box by removing the two screws holding it in place Remove the electrical cover from within the control box by removing the two screws holding it in place If the switch is found to be defective ins
47. n the hole where the ceramic was installed e Lightly coat with a lubricant around the new ceramic s edges and 0 ring Gently press the ceramic into place against the snap ring in the housing Make sure that the grooved side of the ceramic faces the motor and housing snap ring leaving the smooth side toward the impeller f Make sure that the woodruff key is in place in the shaft and then set the plate back on the motor over the shaft NOTE A field tool can be made to ease installation of seal from a pipe or tube 3 4 CPVC typical example that has proper outside and inside dimensions It must fit over step down in shaft but be close to larger shaft size on outside To accommodate woodruff cut long slot in tube Lubricate tube slip seat over tube onto shaft g Lightly coat with a lubricant the new seal face and gently press it into place over the shaft with the seal face against the ceramic SEE NOTE ABOVE h Place the spring over the shaft with the metal cap up Press the impeller down onto the shaft aligning the keyway of the impeller with the woodruff key i Tighten the impeller washer lockwasher and bolt into place Replace the four bolts that hold the mounting plate to the motor Reinstall the pump and motor in the unit by reversing steps one through eight it is suggested that a new pump gasket be installed IMPELLER ROTATION WHEN FACING THE IMPELLER AFTER MOUNTING IT ON THE MOTOR SHAFT THE IMPELLER SHOULD TURN IN A CCW DIR
48. ne has been properly filled and the heat system engaged the heat circuit should operate by merely turning on the power switch Should the wash tank be either too high too low or no indication of temperature at all the following checkouts should be made CHECKOUT OF HEATER SYSTEM FOR WASH TANK Refer to drawing fig 2 NOTE THE FOLLOWING CHECKOUTS SHOULD BE DONE BY A QUALIFIED SERVICE PERSON OR ELECTRICIAN 1 If temperature is too high adjust thermostat using thermostat instructions in this manual 2 If temperature is too low adjust thermostat using thermostat instructions in this manual 3 If step one or two does not correct the problem proceed as follows a Turn off power to machine by tripping customer circuit breaker to off position Turn machine circuit breaker on right side of power unit box to off b Remove cover from power unit box c Reapply power to unit d Wash tank must be emptied then refilled for each checkout e Wash temperature must be 130 degrees or less Observe wash heater open switching relay two pole located top relay on left side Turn power switch on and off if relay contacts move in and out see instructions under BB if not proceed AA If heat relay doesn t close 1 There s an insulated bar across the top of two contacts With insulate probe depress this bar and observe wash thermometer temperature should rise slowly Watch for approximately five minutes if temperature doesn t rise replace
49. o motor Repair or replace as necessary 5 See instruction page concerning the Water Level Control for PRB Models 6 See instruction page concerning Solenoid Valve 7 Turn off water to machine remove plug prepare to catch hot water amp strainer screen clean amp replace TROUBLE SHOOTING GUIDE PROBLEM Fills slowly and or rinse is weak Rinse water runs continuously with power on Rinse water runs with no electrical power applied to solenoid power switch off CAUSE 1 Low water pressure 2 Rinse head assemblies limed up or clogged with other deposits 1 Rinse switch sluggish or faulty 2 Solenoid Valve dirty or faulty 3 Water level control faulty PRB Models only 4 Rinse tank probe coated PRB Model 5 Breather tube plugged or bent closed PRB Model only 1 Water pressure excessive 2 Solenoid Valve diaphragm breather hole clogged 33 SOLUTION 1 Check water pressure by a Turn power switch off b Empty wash tub c Replace overflow strainer close doors d Turn on power switch As you depress fill Switch time the seconds it takes to fill machine to within 1 4 of top of the overflow tube It should be 60 seconds Any more than 5 seconds longer indicates the water supply amp pressure insufficient Clean rinse head tubes See instruction page on Preventive Maintenance Replace See special instruction page concerning
50. om machine 4 The incoming water line to the unit must be 3 4 with the capacity to supply 10 5 gallons per minute with a flow rate of 20 PSi The temperature at the unit must be 140 F This connection is just before the Y strainer Connect to conform with local and or national codes STANDARDS 5 Electrical connections should be made through hole in bottom of power box to terminal board inside to the right lower side of control box This terminal board is accessible by removing the lower cover plate on control box The terminals are marked L1 L2 requiring 208 230V single phase L1 L2 L3 requiring 208 230V three phase There is a grounding lug inside of the power box on the bottom left Be sure all connections made are tightened properly Refer to data plate for Voltage and Amperage totals 6 Install the proper circuit breaker wire and conduit size to conform with local and or national codes Refer to data plate for electrical loads 7 DO NOT APPLY POWER UNTIL STEP 10 8 Insert pump intake strainer and overflow strainer then close door 9 Turn on hand valve controlling water supply to machine check for any leaks in plumbing and connections 10 To energize electrically proceed as follows a Turn on customer s circuit breaker controlling machine b Check voltage at incoming terminal L1 L2 and L3 if applicable It should match data plate voltage Voltage at L1 and L2 should be checked to ground individually to
51. operates Will not fill with electrical power applied even though other components work B Model Will not fill with electrical power applied even though other components work PRB Model CAUSE 1 No Voltage to dishwasher a Customer s fuse blown or circuit breaker tripped 2 Machine circuit breaker tripped or turned off 3 Voltage to machine low or circuit to machine broken 1 Water hand valve off 2 Power switch not on or faulty 3 Fill switch faulty or loose wire connection 4 Solenoid valve does not operate 5 Water level control faulty 6 Y strainer clogged 1 Customer s water hand valve off 2 Power switch not on or faulty 3 Fill switch faulty or loose wire connection 4 Rinse motor not operating 5 Water level control does not maintain the water level in the rinse tank 6 Solenoid Valve does not operate 7 Y strainer clogged 32 SOLUTION a Replace or reset 2 Turn on or reset 3 Contact your electrician and or power company for repair 1 Turn hand valve on 2 Turn on or replace 3 Replace switch or wire or connection terminal 4 See instruction page concerning the Solenoid Valve 5 See page on Water Level Control 6 Turn water to machine off remove plug amp strainer screen clean amp replace 1 Turn hand valve on 2 Turn on or replace 3 Replace switch or wire or connection terminal 4 Check connection and voltage t
52. ower box held by single screw c Make sure rinse temperature is below 180 preferably about 140 d Turn on both circuit breakers Observe heat relay 3 or 4 pole mounted lower left inside power box while power switch is turned on and off If relay contacts move in and out see instructions under B if not proceed with A A If heat relay does not close 1 There is an insulated movable bar on the relay across the top of the four contacts With insulated probe depress this bar and observe the rinse thermometer the temperature should rise noticeably in a minute or two If it moves very slowly it would indicate that one or more elements are faulty If it moves constantly higher at a good rate elements are okay NOTE A check with an amp probe if available at position shown in fig 1 can be made Each element should draw 26 28 amps with a total approximate amperage draw of 52 56 amps for both elements Single phase Replace any defective elements A 2 With power switch on a Check position 1 figure 1 Voltage should be 208 230 if not checkout heat switch and replace if necessary b Check position 2 there should be no voltage If there is readjust thermostat per thermostat adjustment instructions c Check position 3 voltage should be approximately 120V to ground d If voltage being applied on positions 1 2 and 3 checks out okay then the relay should be replaced Coil is probably defective If heat relay
53. power and turn on power switch 5 With insulated wire connect jumper wire between terminals C and H 24 Volt system 6 If relay inside clear plastic case marked X on drawing below operates then the water level control action can be deemed operational and other causes should be explored see trouble shooting section 7 If relay doesn t operate then check relay coil continuity Replace relay or complete control as necessary 8 Remove power source once again and replace wires removed in 3 to original terminals or new control if replacement was made 29 WATER LEVEL CONTROL s INITIAL FILL AND HEAT CIRCUITS P N 0205000 FUNCTION This control is activated when the power switch is turned on The primary function is to automatically control the proper initial filling of the wash tank then to activate the wash and rinse tank heat circuit It will also provide cutoff of the wash and rinse heat circuit should the water be accidentally drained from the machine with the power switch still on The power switch should always be turned off before draining This water level control is used in conjunction with two probes sensors power switch fill switch rinse relay thermostat s heat relay s solenoid or rinse motor When the power switch is turned on the normally closed circuit in the plug in relay is energized As the fill switch is depressed and released the rinse relay contacts close and the solenoid or rinse pu
54. rod assembly Cantilever arm support bracket Cantilever arm yoke assembly Heater element flange 208V 1500W Door plugs black plastic Cantilever arm plugs Bottom front panel Vertical feed pipe upper and lower rinse feed pipe Front door switch some models 3 term Side door switch some models 6 term Spacer kit door wraparound Rinse feed pipe support Door wraparound Conversion kit straight through to corner 56 All All All All All All All All All All All All PO wp NY H H BH HHH 0 0 4 4 Ny a as AR Po Pp
55. s manual and the instruction sticker on the front door of the dishwasher 5 me 212 9 s 3 24 41 MIN ARM CLEARANCE BOTH SIDES TOP VIEW 38 4 Fs 24 11 E FRONT VIEW 10 NOTES A Drain 1v27 1 5 B Water Inlet LP S C Eiectrical Connection D Standard Wall Clearance W Dishtable 343 FRONT vew A 100 SERIES CORNER MODEL me 277 91 UM r am 150 SERIES TABLE CONNECTION INSTALLATION of DETERGENT DISPENSER and or RINSE INJECTION EQUIPMENT Located in the back of the control box on top of the machine is a knockout which is provided for a 7 2 conduit fitting Terminals DT 1 and DT 2 provide line voltage 208 220VAC during the machine cycle Equipment connected must not exceed 0 5KVA Connections MUST be made with suitable materials and MUST be in accordance with all applicable codes ALL ELECTRICAL CONNECTIONS MUST BE MADE BY QUALIFIED PERSONNEL Two fuses are needed to meet the requirements of the dispensing equipment being put on the unit These fuses should be sized to meet the requirements of the dispensing equipment however they should not exceed 2 5 amps Located on both sides of the machine are nylon bulkhead fittings either of which must be removed or modified for the detergent entry port Located on the bottom of the wash tank of the machine is a nylon bulkhead fitting w
56. t out probe end to tank this will cause the relay on the water level control to close and return If this does not happen check for loose wire especially a loose ground wire 6 Check electric solenoid valve see special information section under Solenoid Valve 1 Check for loose or broken short circuit 2 Repair or replace TROUBLE SHOOTING GUIDE PROBLEM Wash motor does not operate on automatic but rinses on automatic and washes on manual Machine begins to wash when power switch is turned on without operating start switch Machine goes through entire cycle and shuts off but washes through complete cycle Wash reservoir does not remain full Wash motor runs but machine fails to wash satisfactorily CAUSE 1 Wash micro switch in timer faculty 1 Timer motor micro switch faulty 2 Start switch facultv 3 Cycle relay faulty 1 Wash micro switch faulty 1 Large overflow strainer not properly seated 2 Bottom of strainer conical end of tube bent out of shape 3 Dirt or mineral deposits in strainer hole 1 Wash temperature of 150 160 is not maintained 2 Inadequate or improper detergent being used 3 Pump intake strainer is dirty 4 Wash tubes not turning 35 SOLUTION 1 Check timer see instruction page on Timer 1 Check timer see instruction page on Timer 2 Replace 3 Replace 1 Check timer see instruction page on Timer
57. ust be taken to support assembly It will drop as one unit but will be subject to falling apart as wash cap is removed ITEM P N o 00 0126800 0136000 0133000 0132500 0133500 0137000 0137000 0186500 0187000 DESCRIPTION END PLUG RINSE ARM BODY NYLATRON WASHER 2 PLACES HEX NUT SNAP RING LOWER RINSE FEED PIPE RINSE FEED PIPE COUPLING OR NUT WASH CAP WASH CAP SET SCREW ITEM 10 11 12 13 14 15 16 17 17A 18 P N 0194000 0187500 0200500 0194500 0201000 0193500 0044700 0188500 0188601 DESCRIPTION BALL BEARINGS 3 PLACES CENTER SHAFT SMALL MANIFOLD SPRAY TUBE 16 PLACES LARGE MANIFOLD FIXED RACE HOLDING NUT HOLDING BOLT BEFORE S N 4105 HOLDING PIN AFTER S N 4105 WASH HEAD BASE TIMER FOR MODEL 150 DISHWASHER General Description The timer is a self contained frame mounted timer of the repeating cycle type It is mounted in the control box of Jackson Automatic Dishwashing machines to control the automatic functions of these machines It consists of a clock motor which operates on 60 cycle AC 208 220 VAC In addition to the clock motor the timer also contains a driven cam arrangement which operates four micro switches Principle of Operation The timer controls various operations of the automatic washers as per wiring diagram for each machine however the timing cycle and the micro switches are the same for each model The time for ONE COMPLETE REVOLUTION of the
58. wash circuit 1 0122000 Relay 220V 2 pole wash heater 0123000 Relay 220V 3 pole HW used on heat circuit three phase All 1 0123300 Relay Timer holding SPOT 220V 1 0124000 Relay 220V 4 pole HW used on heat circuit single phase All 1 0127000 Rinse Head End plug nylon All 4 0132500 Rinse head hex bushing s s All 2 0133000 Rinse head nylatron washer All 2 0133500 Rinse head snap rings s s All 2 0134000 Brush tube cleaning large All 1 0136000 Rinse head upper amp lower interchange All 2 0136500 Rinse head feed pipe Upper All 1 0137000 Rinse head feed pipe Lower All 1 0143000 Solenoid valve 3 4 220V JE All 1 0143100 Solenoid valve 3 4 220V JE GP use 0143000 1 0144000 Solenoid valve coil 220V JE for 1 2 amp 3 4 1 0145500 Solenoid valve diaphragm cartridge and 0 ring 3 4 JE All 1 0145600 Solenoid valve diaphragm cartridge 3 4 JE GP 1 0148000 Solenoid valve 0 ring 3 4 JE All 1 0148500 Solenoid valve plunger assembly for 1 2 and 3 4 JE 1 0148600 Solenoid valve plunger assembly 1 2 amp 3 4 JE GP 1 0150000 Solenoid valve strainer screen 3 4 JE Ail 1 Solenoid valve gasket 3 4 JE GP 1 Strainer small pump intake All 1 1 0152000 Strainer large overflow All 0153700 Strainer Y 3 4 All 0155600 Switch manual wash rinse fill rocker type 0158900 Switch automatic start manual mode rocker type 55 PART NUMBER PARTS LIST FOR MODEL 150 B PRB DISHWASHERS DESCRIPTION S
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