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HOT WATER SANITIZING UNDERCOUNTER DISHMACHINES
SERVICE MANUAL
FOR JACKSON MODELS:
JPX-140
JPX-160
JPX-200
An Company
Jackson MSC, Inc.
P.O. BOX 1060
HWY. 25E
BARBOURVILLE, KY. 40906
FAX (606) 523-9196
April 30, 2004
PHONE (606) 523-9795
P/N 7610-002-68-17 (Revision E)
www.jacksonmsc.com
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TABLE OF CONTENTS C O N SECTION DESCRIPTION PAGE T E I. INSTRUCTIONS N Installation Instructions 1 T Chemical Dispensing Equipment 2 S Chemical Timer Adjustments 3 Operation Instructions 5 PC Board 7 II. TROUBLESHOOTING 8 III. JPX-140 Specifications of the JPX-140 9 Dimensions JPX-140 10 Front Assembly 11 Electrical Panel 12 Front and Bottom View 13 Wash Arm/Rinse Arm Assemblies 15 Inside Tub View 17 Rear View 18 Miscellaneous 19 Electrical Diagram: 208-240 Volt, 60 Hertz, 1 Phase 20 IV. JPX-160
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INSTALLATION INSTRUCTIONS VISUAL INSPECTION: Before installing the unit, check the container vice, the final water line connection to the machine should be using a and machine for damage. A damaged container is an indicator that length of flexible hose, suitable for the pressure and temperature of there may be some damage to the machine. If there is damage to both the incoming water. It is recommended that a water shut-off valve be the container and machine, do not throw away the container. The
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CHEMICAL DISPENSING EQUIPMENT This page does not apply to the JPX-140 dishmachine. This unit is not supplied with chemical pumps. The JPX-160 and JPX-200 dishmachines are supplied with detergent and rinse additive chemical feeder pumps. I N TO PREPARE PUMPS FOR OPERATION S T Locate the open ends of the chemical tubes, insert the end of each tube onto the hub on the brass weight, and place each one in the R appropriate container. U A. Red Tubing = Detergent C T B. Blue Tubing = Rinse Aid I O
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CHEMICAL TIMER ADJUSTMENTS This page does not apply to the JPX-140 dishmachine. In general, it should not be necessary to alter the machine settings. The factory settings have been established to give the best results. I N IMPORTANT: To avoid wasting chemicals, remove tubes from soap and rinse-agent bottles before using the Service Mode. The sys- S tem will always give an initial dose during the first cycle after switch-on, even though the wash tank may still be full. T R TO ENTER ENGINEERING M
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CHEMICAL TIMER ADJUSTMENTS CONTINUED Use the chart below to determine the initial time values for INITIAL RINSE, CYCLE RINSE, INITIAL SOAP, and CYCLE SOAP based on the desired concentration of the chemical being used. Check the concentration of the chemicals after running a few cycles and read- just as necessary. I N S JPX-160 T R U Chemical Ratio Chemical Chemical Initial Cycle Initial Cycle C (parts water to Conc
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OPERATION INSTRUCTIONS PREPARATION: Before proceeding with the start-up of the unit, that could be harmful to human beings. In order to do this, ware verify the following: must be properly prepared prior to being placed in the machine. I 1. Remove all solid wastes in order to avoid obstructing strainers, DAILY MACHINE PREPARATION: Refer to the section entitled N drain and wash jets. “PREPARATION” at the top of this page and follow the instructions S there. Afterwards, check that all of the che
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OPERATION INSTRUCTIONS (CONTINUED) JPX-140 Rinse Arms SHUTDOWN AND CLEANING: Remove the central knob (A) to (Thinner) Wash/Rinse Arm remove the wash arms. Check the nozzles to ensure they are not Assembly clogged with debris. If they are, simply unscrew the nozzle retain- I er for the affected nozzle and remove it to clean out the debris. N S D D S Flush the arms out with fresh water. IMPORTANT: Remove only S one nozzle at a time to ensure that you replace all of the nozzles T as required. Each
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PC BOARD Display Contrast Adjuster. Turn clockwise to adjust the Red lights will illuminate when the brightness of the display. It will not unscrew. When it reach- corresponding output signal is “on”. es the brightest spot, it will restart at the dimmest setting. I N S T R U C For use only in the T engineering/programming I mode only O Scroll Down N S Scroll Up Enter Green LED 7
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TROUBLESHOOTING SECTION WARNING: Inspection, testing and repair of electrical equipment should be performed only by qualified service personnel. Certain procedures in this section require electrical tests or measurements while power is applied to the machine. Exercise extreme caution at all times. If test points are not easily accessible, disconnect power, attach test equipment and reapply power to test. When replac- ing electrical parts, disconnect power at source circuit breaker. T R Problem:
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SPECIFICATIONS of the JPX-140 PERFORMANCE/CAPABILITIES ELECTRICAL REQUIREMENTS OPERATING CAPACITY (RACKS/HOUR) WASH PUMP MOTOR HP 1/2 RACKS PER HOUR 13 NOTE: Typical Electrical Circuit is based upon (1) 125% of the DISHES PER HOUR 91 full amperage load of the machine and (2) typical fixed-trip circuit breaker sizes as listed in the NEC 2002 Edition. Local GLASSES PER HOUR 260 codes may require more stringent protection than what is displayed here. Always verify with your electrical service contr
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DIMENSIONS of the JPX-140 A. 1/2” FNPT 140BF. WATER CONNECTION 2 1/2” MIN. WALL CLEARANCE B. DRAIN HOSE CONNECTION FOR GRAVITY DRAIN FROM THE UNIT. UNIT SUPPLIED WITH 1” I.D. X 1 1/2” O.D. X 6’-0” LONG FLEXIBLE HOSE. C. ELECTRICAL CONNECTION J D. DISPENSER CONNECTION 18” P X 1 4 DOOR IN OPEN POSITION 0 17” 16 3/4” 2 1/2” 8 1/2” C INSIDE 11” CLEARANCE 27 7/8” A 22 1/2” 2 3/4” B 4” D 11 7/16” 18” 8 1/2” 29 7/16” REAR VIEW OF UNIT SHOWING CONNECTIONS 10
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FRONT ASSEMBLY 02 03 04 05 06 01 08 J P X 09 1 4 0 10 07 1 12 11 ITEM QTY DESCRIPTION Mfg. No. 01 1 Door Microswitch with Assembly 2020-162-27-23 02 1 ON/OFF Switch 2020-142-27-10 03 1 Mode Switch 2020-142-27-11 04 1 Ready Light 2020-142-27-18 05 1 Metal Facia Plate for Switches 2020-142-67-95 06 1 Black Plastic Top Panel 2020-142-27-34 07 1 Wash Gauge 2020-142-67-97 08 1 Handle 2020-162-27-73 09 1 Door 2020-142-27-50 10 1 Rinse Gauge 2020-142-67-96 11 1 Lower Front Panel 2020-142-27-53 12 1 Rin
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ELECTRICAL PANEL 01 02 12 03 13 04 14 05 06 J 15 P 07 X 08 1 4 0 11 10 09 ITEM QTY DESCRIPTION Mfg. No. 01 1 Contactor, 240V 2020-142-28-54 02 1 Contactor, 240V 2020-142-28-54 03 1 Contactor, 240V 2020-142-28-54 04 1 Relay, 240V, 4 Pin 2020-142-28-50 05 1 Relay, 240V, 5 Pin 2020-142-28-51 06 1 Relay, 240V, 4 Pin 2020-142-28-50 07 1 Timer, 2 Minute 2020-142-27-06 07 1 Timer, 4 Minute 2020-142-37-21 08 1 Relay, 240V, 4 Pin 2020-142-28-50 09 1 Black Plastic Support for Facia 2020-162-28-11 10 1 Doo
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FRONT AND BOTTOM VIEW 06 07 08 09 10 01 02 03 04 05 J P X 1 4 0 19 11 17 18 12 13 14 15 16 11 01 07 09 10 20 21 22 23 19 24 09 24 28 25 24 27 06 26 13
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FRONT AND BOTTOM VIEW (CONTINUED) ITEM QTY DESCRIPTION Mfg. No. 01 1 Rinse Tank 2020-142-28-03 02 1 Rinse Tank Thermal Switch 2020-142-27-16 03 1 Wash Element with Washer and Nuts 2020-162-27-04 04 2 Terminal Guard 2020-162-28-00 05 1 Nut, 1”, Plastic 2020-142-27-64 06 2 Hose Clamp 2020-162-27-59 07 1 Drain Hose 2020-162-28-06 08 1 Nut, Plastic 2020-162-27-91 J 09 2 Hose Clamp 2020-162-27-62 P 10 1 Pump Inlet Hose 2020-142-27-90 X 11 4 Foot, Machine 2020-162-27-43 12 3 Hex Nut 2020-162-27-93 13
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WASH ARM/RINSE ARM ASSEMBLIES J P X 1 4 0 01 02 03 04 05 07 08 09 11 12 14 15 16 17 18 19 20 10 27 28 29 30 31 26 25 24 14 13 06 21 22 23 15
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WASH ARM/RINSE ARM ASSEMBLIES (CONTINUED) ITEM QTY DESCRIPTION Mfg. No. 01 1 Rinse Arm Pipe (Cross Tube) 2020-142-68-01 02 1 Hex Nut 2020-142-26-48 03 1 Elbow, Rinse Halo 2020-142-68-02 04 1 Ramp, Left Hand Basket 2020-162-28-09 05 1 Support, Left Hand Filter 2020-142-27-55 06 6 Jet, Rinse 2020-162-26-57 07 1 Elbow, Soap Assembly 2020-162-27-35 08 2 Rinse Arm 2020-142-26-42 J 09 4 Rinse Jet Nozzle 2020-142-68-03 P 10 2 O-Ring, Wash Arm 2020-162-26-59 X 11 6 Nozzle Cap 2020-142-68-04 12 1 Bolt, 8
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INSIDE TUB VIEW 02 03 04 07 08 01 05 09 J *14 P X 11 1 4 0 12 *13 14 10 *06 * Represents an item not shown. ITEM QTY DESCRIPTION Mfg. No. 01 1 Elbow Assembly 2020-162-26-46 02 1 Spacer, Bottom Spindle 2020-162-26-69 03 1 Spindle 2020-142-26-68 04 1 Bottom Boss Assembly 2020-202-26-53 05 1 O-Ring 2020-162-27-83 06 1 Base, Wash Filter 2020-142-27-87 07 1 Tube, Transfer 2020-142-26-51 08 1 Air Bell Assembly 2020-162-26-97 09 1 Hold Down Bracket 2020-142-68-07 10 1 Body, Wash Filter 2020-162-27-86 1
