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OPERATOR CONTROLS 

 

The operator of this machine has only three control switches which he can operate. These switches are 
located in the top righthand corner of the machine's front door. 

1.   The Start Switch initiates automatic operation of the machine. 
2.   The Drain Switch allows the User to manually drain the wash tank at the end of the day or when cleaning is 

required. 

3.   The Fill Switch allows the User to manually fill the machine before running it the first time of each day. a. 

Also used as the Primer Switch for the sanitizing agent pump. 

SEQUENCE of MACHINE 

OPERATIONS 

1. Start switch depressed. 

2. Timer motor activated. 

3. Wash/rinse cam switch activates motor starting relay for wash. 

4. Wash ends — drain cam switch activates drain relay and motor starting relay for drain. 

5. Drain ends — fill solenoid and sanitizing agent pump activated (dropping sanitizing 

agent in rinse water) by fill cam switch. 

6. Wash/rinse cam switch activates motor starting relay for rinse; fill ends. 

7. Timer motor deactivated and cycle ends. 

Summary of Contents for 24

Page 1: ...WORLD HEADQUARTERS MANUFACTURING OPERATIONS Highway 25E P O Box 1060 Barbourville KY 40906 888 800 JMSC Fax 606 523 9196 7610 100 04 00 ...

Page 2: ...k System 17 OPERATOR CONTROLS 18 SEQUENCE of MACHINE OPERATIONS 18 OPERATOR CONTROLS for WALL MOUNT DISPENSING SYSTEMS 19 SEQUENCE of MACHINE OPERATIONS 19 PERISTALTIC PUMP SANITIZING DISPENSING SYSTEM For Wall Mount Dispensing Systems 20 PERISTALTIC PUMP SANITIZING DISPENSING SYSTEM Operation 21 SANITIZING AGENT INJECTOR PICTORIAL 22 SERVICE INSTRUCTIONS Incoming Water Solenoid Valve 23 SEAL and ...

Page 3: ...PUMP MOTOR HP 1 2 ELECTRICAL REQUIREMENTS ONLY 115 volt 1 ph 60 HZ DIMENSIONS Height with Top Height without Top Width Clearance wall to machine Depth Maximum height for dishes 36 34 1 2 24 2 1 2 24 14 RACKS Standard Equipment for dishes for glasses and silverware Size 2 1 19 3 4 x 19 3 4 SANITIZING L LF This is accomplished during the rinse cycle by a mixture of water and 5 25 Sodium Hypochlorite...

Page 4: ...rom the machine is a gravity drain system and should therefore have the proper drop from the machine to the kitchen s drain system The drain connection is located to the left rear of the machine when facing the machine s door The drain fitting is 1 1 2 OD tube size 7 from floor 4 The incoming water line should be attached to the machine s connection which is located to the front left side of the m...

Page 5: ...4 Remove the backing and set the strips in place Installation of Model 24LM Dishwasher Under Dishtable 1 On the end of the table locate bracket 4 opposite the sink end 2 A rubber gasket 3 is supplied and should be secured to top frame of dishwasher 3 Place dishtable 2 where it is to be installed and support the machine s end 4 Slide dishwasher 1 underneath dishtable 2 so that the outside of machin...

Page 6: ...mately 45 seconds 5 Coming from each dispensing pump in the box is a different colored tube Above each peristaltic pump in the box is a primer switch After making sure that the feeder tubes to the pumps are in their proper containers as marked on the pumps press the switch and hold it until there is a discharge of the fluid into the machine This is to be done to each pump before the initial operat...

Page 7: ...er sealant 6 Attach the back panel to the machine by sliding it between the rinse water line and the unit then fastening it at the bottom corners to the machine When the back panel is in place attach the anchoring bracket loosely to the panel using the elongated slots 7 Pick the machine up and set it into place on the base cradle Make sure that the studs through the base cradle are inserted into t...

Page 8: ...of this manual for complete details on sanitizing system 5 Push top of fill switch and hold for approximately 45 seconds 6 Open door and slide rack of soiled dishes into machine 7 Dispense proper amount of detergent in machine 8 Close and latch door Start automatic cycle of machine by pushing on top or bottom of start switch indicating light will come on 9 When indicating light goes out cycle is o...

Page 9: ...ld ordinarily be done for washing b Open door and place one cup or less of de liming compound into the water The compound is available from your detergent supplier c Close door and push start switch d Open door and examine the interior when cycle light goes out All lime should be removed and parts should be shiny If not scrub stubborn deposits and repeat operation e After the interior is clean wit...

Page 10: ...ap in safe place 6 Remove 1 4 stainless ball bearings carefully and put it in a receptacle in a safe place 7 Lift and remove small manifold with short tubes Put it in a safe place 8 Remove 1 4 ball bearing in similar method to step 6 9 Lift and remove large manifold with large length tubes simitar to step 7 10 The lower fixed race may be left in place 11 Clean ball bearings by soaking in de liming...

Page 11: ...ENTER SHAFT 2 1870 WASH HEAD CAP SET SCREW 7 1936 WASH HEAD FIXED RACE 3 1940 WASH HEAD BEARING 1 4 S S 8 1886 WASH HEAD SHAFT HOLDING PIN 4 1890 WASH HEAD SMALL MANIFOLD 9 1096 UPPER PUMP HOUSING w TUBES 10 1898E WASH HEAD ASSEMBLY 5 1895 WASH HEAD LARGE MANIFOLD RETAINING PIN w RING wfTUBES ...

Page 12: ... working on the control panel or while servicing the components in the door panel All electrical checks should be made by qualified personnel Timer operation can be observed after removing the machine s kickplate by loosening the two screws holding it If it is determined that the timer is defective it is recommended that a new timer be installed If a new timer is not available limited field mainte...

Page 13: ...ls the sanitizer agent cam Service Instructions CAUTION Always remove the power to the machine before working on the control panel or while servicing the components in the door panel All electrical checks should be made by qualified personnel Timer operation can be observed after removing the machine s kickplate by loosening the two screws holding it If it is determined that the timer is defective...

Page 14: ...ews which hold the motor 3 Replace with a new motor Note It may be necessary to remove complete timer to replace motor If so follow steps 1 and 2 on previous page 1 TIMER MOTOR 2 TIMER MOTOR CAM F 3 WASH MOTOR CAM F 4 DETERGENT CAM A 5 DRAIN CAM F 6 WATER FILL CAM A 7 RINSE ADDITIVE CAM A 8 SANITIZING AGENT CAM A F FIXED CAM A ADJUSTABLE CAM When making adjustments to the timer cams be sure that t...

Page 15: ...ntrolled by the start switch and the hold micro switch check this complete circuit before changing motor To Replace Motor 1 Remove motor leads from shorting bar and neutral 2 Remove the two screws which hold the motor 3 Replace with a new motor Note It may be necessary to remove complete timer to replace motor if so follow steps 1 and 2 on previous page A TO UPPER RIGHT TERMINAL START SWITCH B TO ...

Page 16: ...een reconnected If this is not practical pull the wires loose one at a time tag them and reconnect them according to the electrical diagram Put all switches back into place making sure switch protrudes through front door properly Note Two click positions on bracket Replace inner door panel Seal top of inner door to outer door with a waterproof sealant Power can now be applied to the dishwasher and...

Page 17: ...ircuit breaker that protects the machine to OFF position Note It may be necessary to disconnect the door springs to prevent door from closing when inner door is removed 2 Open the front door and remove screws holding inner panel of door 3 Disconnect one wire from the switch closest to the door latch and using an ohmmeter depress the lever of the switch and check that there is continuity across tha...

Page 18: ... manually fill the machine before running it the first time of each day a Also used as the Primer Switch for the sanitizing agent pump SEQUENCE of MACHINE OPERATIONS 1 Start switch depressed 2 Timer motor activated 3 Wash rinse cam switch activates motor starting relay for wash 4 Wash ends drain cam switch activates drain relay and motor starting relay for drain 5 Drain ends fill solenoid and sani...

Page 19: ...f refilling the lines after a change in chemical containers 5 The indicator light is either located in the start switch or just to the right of the switches SEQUENCE of MACHINE OPERATIONS 1 Start switch depressed 2 Timer motor activated 3 Wash rinse cam switch activates motor starting relay for wash 4 The detergent dispenser pump is activated by the timer dispensing detergent into the wash water 5...

Page 20: ...if the following items are observed 1 If the cam roller assembly rotates during each cycle 2 If the solution is observed passing through the tube Note Both of these operations must be observed to determine if the sanitizing agent is being dispensed It it is determined that the unit is not operating correctly the following procedures will aid in correcting the problem 1 Make certain that the tube i...

Page 21: ...mined that the unit is not operating correctly the following procedures will aid in correcting the problem 1 Make certain that the tube is in the bottle of solution 2 Make certain that there are no cracks in the tubing and particularly in the pump hose 3 Check all wire connections on the pump the timer cam and the rinse fill switch 4 Check to see that there is no debris in the tubes 5 Make sure th...

Page 22: ... 8 465H FACE PLATE 2 465B PUMP HOUSING 9 465I PLATE MOUNTING 3 465C HOUSING MOUNTING BOLTS SCREWS 4 8 32 3 10 32 FILLSTER HEAD 10 465J INTAKE OR SUCTION 4 465 D CAM ROLLER ASSEMBLY TUBING 5 465E CAM ROLLER SET SCREW 11 465J OUTPUT OR INJECTION 6 465 F PUMP HOSE TUBING 7 465G HOSE CLAMPS 2 22 ...

Page 23: ... and diaphragm cartridge can now be lifted out Be careful not to damage the machined faces while the valve is apart To Reassemble Place the diaphragm cartridge in the body with the pilot port extension UP Hold the plunger with the synthetic seat against the pilot port Make sure the 0 ring is in place then lower the bonnet and enclosing tube assembly over the plunger Screw bonnet assembly snugly do...

Page 24: ... as required to remove unit Old machines motor removed downward 9 Set pump and motor on bench and proceed 10 Loosen eight screws holding upper pump housing and remove housing 11 Remove diffuser plate 12 Loosen impeller screw and remove impeller 13 Remove suction adapter plate 14 Remove drain inlet plate 15 Remove propeller 16 Remove mounting plate from motor loosen 4 phillips head screws on bottom...

Page 25: ...ng winding will be removed when the relay kicks out This relay is the amperage sensing type Motor doesn t operate on 1 Defective wash rinse micro 1 Replace switch automatic rinse operates switch of timer okay on automatic cycles 2 Broken or loose wires 2 Repair or reconnect No water comes through the 1 Hand water valve to machine 1 Turn on water valve fill pipe when the fill not turned on switch i...

Page 26: ...ally run even though the power to the machine is turned off Check specifications for required pressure Wash temperature not at 1 Defective thermometer 1 Using a thermometer fast required reading on reading type that s known to be thermometer correct insert in wash reservoir and check reading against wash thermometer on machine If machine ther mometer isn t correct within 3 or 4 degrees replace 2 I...

Page 27: ...of wash motor so If wash motor operates properly drain system should work but check windings Level of sanitizing agent 1 Faulty sanitizing agent 1 Check using instruction does not change pump page on sanitizing agent pump 2 Suction hose intake tube 2 Return to bottle out of supply bottle 3 Pinch tube cracked and 3 Replace pinch tube drawing air Cam roller assembly 1 Faulty motor 1 Replace motor on...

Page 28: ...TART 3 492 FRONT DOOR 4 1889 WASH RINSE ASSEMBLY 5 1420 SOLENOID FILL 6 553 FLOW CONTROL 7 1536 Y STRAINER 8 303 ELECTRICAL CONTROL PANEL MOUNTING PLATE 9 1251 UPPER RINSE HEAD ASSEMBLY 10 REMOTE MOUNTING OF DISPENSING UNIT WALL MOUNT 11 DISPENSER FEED TUBES UNITS ONLY 12 DISPENSER INTAKE TUBES ...

Page 29: ...BACK VIEW OF MACHINE ITEM P N DESCRIPTION 1 INCOMING WATER CONNECTION 2 1841 VACUUM BREAKER ASSEMBLY 3 EQUALIZING VENT 4 DRAIN GRAVITY FEED 5 1081 PUMP MOTOR ASSEMBLY 29 ...

Page 30: ... DESCRIPTION VACUUM BREAKER ASSEMBLY DOOR HANDLE ASSEMBLY FRONT DOOR OUTER KICK PANEL 5 6 7 834 1081 INCOMING WATER 120º 140º F ADJUSTING FEET 4 PLACES MOTOR 8 9 10 11 1424 DRAIN GRAVITY FEED DRAIN SOLENOID VALVE SIDE FRAME BRACE FITTINGS FOR DISPENSER INTAKE 30 ...

Page 31: ...W OF MACHINE ITEM P N DESCRIPTION 1 1841 VACUUM BREAKER ASSEMBLY 2 1889 WASH RINSE ASSEMBLY 3 SIDE FRAME BRACE 4 834 ADJUSTING FEET 5 549A KICK PANEL 6 492 FRONT DOOR 7 512 DOOR HANDLE ASSEMBLY 8 547 OPTIONAL TOP 31 ...

Page 32: ...OF MACHINE ITEM P N DESCRIPTION 1 1081 PUMP MOTOR WASH RINSE 2 536 DRAIN HOSES 3 OVERFLOW DRAIN GRAVITY FEED 4 1424 DRAIN VALVE 5 1691 THERMOMETER 6 1536 Y STRAINER 7 553 FLOW CONTROL 8 1420 SOLENOID FRESH WATER 32 ...

Page 33: ...33 ITEM P N DESCRIPTION 1 1536 Y STRAINER 2 REMOVEABLE FILTER 3 553 FLOW CONTROL 4 1420 SOLENOID VALVE 1 2 5 PIPE UNION ...

Page 34: ... 6 1085 PROPELLER FOR DRAIN PUMP 7 1085 O RING SEAL 8 1085 DRAIN INLET PLATE 9 1095 SUCTION ADAPTER PLATE 10 1090 IMPELLER FOR WASH PUMP 11 1085 TRUSS HEAD SCREW 12 1095 DIFFUSER ALSO 1087 13 1095 UPPER PUMP HOUSING ALSO 1096 14 WASH HEAD BOTTOM ADAPTER COMES w 0193600 15 FILL HEAD MACHINE SCREW SHORT 16 FILL HEAD MACHINE SCREW LONG 17 1897 WING NUT ...

Page 35: ...ON 1 1691 THERMOMETER 2 1665 TERMINAL BOARD 3 GROUNDING LUG 4 1207 MOTOR STARTING RELAY 5 1246 DRAIN RELAY MOTOR REVERSING 6 1713 TIMER 7 460 SANITIZING PUMP L LF MODELS ONLY LOCATED BEHIND BRACKET 8 1213 MOTOR RELAY 35 ...

Page 36: ...36 1 GAUGE 2 BRACKET 3 NUTS WASH RINSE HEAD ASSEMBLY LOCATED ITEM P N DESCRIPTION 1 1889 WASH ASSEMBLY 2 WASH RESERVOIR ...

Page 37: ...NOTE ALL NEUTRAL WIRES WHITE ALL GROUND WIRES GREEN ALL OTHER WIRES RED ...

Page 38: ...side 1 547 Enclosure Panel top 1 548 Enclosure Panel back 1 549A Kick Panel 1 553 Flow Control 4 gpm 1 834 Adjusting Feet 4 1081 Pump Assembly complete with motor 115V 1 1084 Pump Gasket 1 1085 Pump Propeller Mounting Plate and Seal Assembly kit 1 1087 Pump Diffuser ONLY 1 1090 Pump Impeller kit 1 1095 Pump Upper Housing kit 1 1096 Pump Upper Housing with slots ONLY 1 1175 Rack square 19 3 4 x 19 ...

Page 39: ... 1 1846 Vacuum Breaker Sloan Float and Seal Repair Kit 1 1865 Wash Head Cap w Race 1 1870 Wash Head Cap Set Screw 1 1875 Wash Head Center Shaft 1 1886 Wash Head Shaft Holding Pin 1 1889 Wash Rinse Head Assembly Complete 1 1890 Small Manifold w Tubes Wash Head 1 1895 Large Manifold w Tubes Wash Head 1 1897 Wash Head Assembly Holding Wing Nut 2 1898E Wash Head Assembly Retaining Pin w Ring 1 1936 Wa...

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