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0900591 Rev: A (07/04)

Page 1 of 24

UniTech Warewash

Instruction Manual

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Summary of Contents for UniTech Warewash

Page 1: ...0900591 Rev A 07 04 Page 1 of 24 UniTech Warewash Instruction Manual ...

Page 2: ...rass 18 Dry Detergent Plastic 19 Wiring Diagrams Single Transformer 20 Dual Transformer 21 European Models 22 Declaration of Conformity 23 Warranty Information 24 Knight Locations 24 CAUTION Wear protective clothing and eyewear when dispensing chemicals or other materials Observe safety handling instructions MSDS of chemical mfrs CAUTION To avoid severe or fatal shock always disconnect main power ...

Page 3: ...itial Detergent Charge 1 sec 1 64 sec Door Mode 1 128 sec Conveyor Mode Detergent Recharge Time 1 sec 0 255 sec Rack Count 0 0 65536 Recharge after n Racks 1 1 99 Det Feed Limit Off On Off SPECIFICATIONS Pass code does not change when clearing all programmed settings Rack count has its own menu to allow resetting back to zero SAFETY SYMBOL EXPLANATIONS Listed below are explanations of the safety s...

Page 4: ...l to a two product system then it should be attached to the unit prior to installation see page 14 Before beginning the installation make sure you have the following tools and materials ready INSTALLATION MOUNTING 1 Remove existing dispenser if any 2 Use the mounting bracket to mark where the holes need to be drilled Drill the three holes 3 Press in the dry wall anchors and mount the bracket 4 Han...

Page 5: ...the dishwasher for a power source that is active during the wash cycle only for example the magnetic contactor that controls the wash pump motor Single transformer Connect leads to the detergent signal source Signal voltage range is 14 240 VAC Dual transformer Connect leads to the detergent power source must be 115 208 or 230 VAC Rinse Signal In addition to running the rinse pump the rinse power s...

Page 6: ... male piece can freely rotate Clearance is tight in the pump case and you cannot easily rotate the conduit nut Instead hold the conduit nut with a wrench and rotate the male piece to tighten 5 Disconnect the wiring harnesses to gain easier access to the wiring terminal strip The terminal strip panel can be removed by loosening one screw panel is slotted therefore the screw does not need to be remo...

Page 7: ...ueeze tube and the bulkhead fitting 3 Cut a suitable length of 1 4 OD poly tubing and connect between the suction left side of the detergent pump s squeeze tube and the pickup tube provided Be sure to draw tubing through the end of the pickup tube 4 Hand tighten the compression nuts on both the bulkhead fitting and pickup tube Plastic ties can be used to cinch around the connections where the poly...

Page 8: ...ime Rinse delay and rinse limit are functional with door machines only Sanitizer Pump A menu selection sets the sanitizer pump to operate with detergent feed or with rinse feed The sanitizer pump will run simultaneously with detergent or rinse whether using probe or probeless mode rinse delay or rinse limit BUTTON FUNCTIONS ENTER Holding the enter button for 3 seconds approx switches between run a...

Page 9: ...anguage press SCROLL to advance through the available choices until your desired language name is shown on the display Press ENTER to continue SELECT LANGUAGE ENGLISH All new systems are shipped from the factory with the pass code set at 0000 If the system is new press ENTER to continue If the pass code has been changed from the default of 0000 explained later in this manual use and SCROLL to type...

Page 10: ...ailable timing range is 0 to 255 seconds Use to set the recharge time then press ENTER to continue DET RECHARG TIME 01 SEC This setting allows you to choose how many racks will be counted before triggering the recharge feed The range is 1 to 99 racks Use to set recharge rack count then press ENTER to continue NOTE Ensure that this setting is for 1 rack if using a two transformer unit on a door mac...

Page 11: ...ss code in the previous menu you will be prompted to confirm your choice If you wish to pick a different number press SCROLL to return to the previous menu otherwise press ENTER to continue ARE YOU SURE 0000_IS NEW CODE Use SCROLL to choose door or conveyor as the type of dishmachine in use then press ENTER to continue MACHINE TYPE DOOR_ If you wish to clear the initial charge counter press the DO...

Page 12: ...ROLL DOWN TO RESET EVERYTHING Use SCROLL to choose whether you wish to have the sanitizer pump run simultaneously with the rinse pump or the detergent pump then press ENTER to continue SANI RUNS WITH RINSE_PUMP This feature will stop the rinse pump after XX seconds of continuous rinse signal conserving rinse agent on door type dishmachines that fill through the rinse valve Use to choose from 0 to ...

Page 13: ... 60 80 100 120 Concen Set Point in Knight Units Knight Kit Titration Drops Titration Drops vs Knight Units Poly Titration Drops vs Knight Units UniTech Det Concen ms vs Knight Units 1 0 1 2 3 4 5 6 7 8 9 0 20 40 60 80 100 120 Knight Units Concen ms Concen ms vs Knight Units Linear Concen ms vs Knight Units ...

Page 14: ...and slowly slide the pump into place 4 Insert the two provided screws and tighten 5 Set the DIP switches back of sani pump so that switch 1 is ON and all other switches are OFF 6 Process complete Now ready for mounting Display Shown on Power Up When the UniTech dispenser is powered up for the first time after adding a sanitizer pump the system will automatically check for new devices and the follo...

Page 15: ... according to the transformer configuration of your UniTech system diagram to the right shows jumper locations This is particularly important when changing circuit boards so the new board will work correctly 5 Replace with new circuit board and carefully line up the buttons and LED s with the holes on the cover Snap the board into place on the upper and lower mounting tabs Set the jumpers per tabl...

Page 16: ...Page 16 of 24 0900591 Rev A 07 04 PARTS DIAGRAM ALL CONFIGURATIONS ...

Page 17: ...0900591 Rev A 07 04 Page 17 of 24 PARTS DIAGRAM LIQUID DETERGENT ...

Page 18: ...Page 18 of 24 0900591 Rev A 07 04 PARTS DIAGRAM DRY DETERGENT Brass Solenoid Model ...

Page 19: ...0900591 Rev A 07 04 Page 19 of 24 PARTS DIAGRAM DRY DETERGENT Plastic Solenoid Model ...

Page 20: ...Page 20 of 24 0900591 Rev A 07 04 WIRING DIAGRAM 1 TRANSFORMER ...

Page 21: ...0900591 Rev A 07 04 Page 21 of 24 WIRING DIAGRAM 2 TRANSFORMER ...

Page 22: ...Page 22 of 24 0900591 Rev A 07 04 WIRING DIAGRAM EUROPEAN MODELS ...

Page 23: ...0900591 Rev A 07 04 Page 23 of 24 ...

Page 24: ... Return Authorization KRA number freight prepaid and found to be defective upon factory authorized inspection Bearings and pump seals or rubber and synthetic rubber parts such as O rings diaphragms squeeze tubing and gaskets are considered expendable and are not covered under warranty Warranty does not cover liability resulting from performance of this equipment nor the labor to replace this equip...

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