Nova LM-700 User's Manual
Contents
1. d N OVA CONTROLS LEADING THE WAY A Systems Company M ERCU RY TL LAUNDRY DISPENSING SYSTEM Reference Manual LM 700 Series THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX 1 0 THEORY OF OPERATION The Mercury offers four operating modes for maximum flexibility in small OPL and Top Load washer laundry applications Automatic Formula Selection may be used in all modes whenever a spare washer supply signal output is available that may be programmed to the second The following sections describe each mode s unique operation specifications in detail 1 1 Automatic Mode Automatic Mode is a basic mode of operation similar to Timer Mode in our Eclipse and Orion dispensers Each trigger signal input number matches the corresponding pump number i e trigger 1 pump 1 trigger 2 pump 2 etc Pumps can be delayed after trigger signals for occasions where pump delays are required to prevent dosing on dry linen etc Pump delay times are programmable in seconds Pumps and 2 have two product levels A and B The A level dispenses on the first occurrence of the trigger signal in a formula The B level dispenses on the second occurrence of the same trigger signal within the same formula Pump 3 only has one product level The Pump Lockout feature when turned on preven2. Page 11 THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING MAINTENANCE amp SPECIFICATIONS INDEX 8 0 MAINTENANCE amp SPECIFICATIONS Routine maintenance includes keeping the dispenser wiped clean with a damp cloth and periodic Pump Tube replacement NOTE In the event of pump tube failure always clean all pump part surfaces with a damp cloth to prevent possible damage from chemical attack 8 1 Dimensions S1ze 8 20 3 cm wide X 9 22 2 cm high X 6 150 4 cm deep Weight 5 5 Ibs 2 47 kilos Temperature 120 F Maximum 8 2 Power Requirements Total amperage draw during operation is 90 to 249 VAC 50 60 Hz 1 0 amps max 8 3 General Specifications Pump Flow Rate 6 0 oz minute 177 mls minute NOTE All specifications subject to change without notice 8 4 Limited Warranty SELLER warrants solely to BUYER the Products will be free from defects in material and workmanship under normal use and service for a period of one year from the date of completion of manufacture This limited warranty does not apply to a hoses b and products that have a normal life shorter than one year or c failure in performance or damage caused by chemicals abrasive materials corrosion lightening improper voltage supply physical abuse mishandling or misapplication In the event the Products are altered or repaired by BUYER without SEL
3. delay and run times During the lockout time all button presses to start the formula program are ignored except Password input The display indi cates pumps running and lockout status Occurrence Mode is an alternate automatic logic where signals from input numbers 1 2 and 3 act as a single logic input signal Signal occurrences are counted simultaneous input signals count as one signal occurrence to determine when each pump runs based on pump assignments in the Assign Pump ATA screen in the programming menu Pumps 1 and 2 have two programmable amounts A and B which are treated 1n Occurrence Mode as separate pump programs Display indicates signal status pumps running and lockout status Auto Formula Select is always active but may be overrid den by machine operator input Relay Mode requires no machine operator interac tion since all dispensing system control is turned over to the washing machine control system NOTE Password input and or power failure resets the lockout timer and ends the wash load in all modes 4 1 User Mode Menu Screens Use the Next key to step through all available User Mode menu screens The display will revert to the User Mode Home Screen after 30 seconds of inactivity P N 20 07121 00 Rev C 4 1 1 Formula Selection From the Home Screen press the Scroll key to select programmed formulas 1 4 NOTE Formulas with no amounts pro grammed may not be selected 4 1 2 Start Formula P
4. Moves Blinking Digit when applicable Set Value Exit Screen Formula Program Pump Amount Selects Formula LL C Filter Duration Seconds 1 19 ms Delay Time L J E LJ J H HD 9 on off User Prime H Assign Pump oc Mode only jum Es a a J Lit SE Password Finish Program J jo Password Edit ESI J L F J D4 Exit Program Mode Factory Reset r F H COES Return to User Formula Menu 2 sec d Gegen w P N 20 07121 00 Rev C IR Q COE Return to User Formula Menu j W i a Lj LR Seconds Stopwatch Input BENIN LJ LJ LJ ine a Seconds Minutes in Pb Mode OANA LJ LJ LJ On Minutes Signal Occurrence LLL LL Return to Formula Le Program Menu Page 9 O THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIO
5. sequence runs or the Lockout period when on ends whichever comes first If the load needs to be restarted for any reason the dispenser wash formula may be terminated early by pressing the Enter key for two seconds 1 4 Relay Mode Relay Mode runs pumps for the duration of washing machine supply signals This mode is typically used on fully programmable microprocessor controlled washing machines where the installer opts to control the dispensing equipment from the washing machine control system instead of the dispenser s control system The load counter increments each time pump one is run in Relay Mode P N 20 07121 00 Rev C 2 0 MECHANICAL INSTALLATION CAUTION The Mercury dispensing system is intended to be installed by experi enced installers in accordance with all applicable electrical and plumbing codes Figure 2 0 Lock Button Mounting Bracket Disconnect power to all laundry machine and dispensers during installation and or any time the dispenser cabinet is opened 2 1 Wall Mounting Unit To determine a suitable location to install the dispenser keep the following in mind Install close to product containers at a reasonable height for easy service access When intended for Push Button Mode operation be sure to allow easy front panel access for the machine operator 2 1 1 Drill one hole in wall for upper mounting bracket screw wall anchor 2 1 2 Install wall anchor and temporarily attach bracket to
6. the wall do not tighten screw all the way Level 2 1 3 Level bracket using built in level and mark drill locations for lower mounting screw holes 2 1 4 Swing bracket out of the way drill lower Figure 2 1 holes and install lower wall anchors 2 1 5 Screw bracket into place Unit Rear Bracket Slot 2 1 6 Lower unit onto wall mount bracket and press down until unit locks into place To remove unit from bracket depress lock button on the top of the bracket as you lift the unit from the mounting bracket 2 2 Supply and Discharge Hoses We recommend use of 3 8 ID hose for supply and discharge hoses Use of smaller size ID hose tube may results in reduced flow rates premature pump tube failure or both The maximum combined distance for supply and discharge hoses must not exceed 50 feet The maximum supply side hose distance must not exceed 15 feet The maximum vertical height from product container to pump must not exceed 10 feet Use hose clamps to secure supply and discharge hoses to pump tube hose barbs Route supply hose to product pails and discharge hose to washer per industry standard practices P N 20 07121 00 Rev C Page 3 THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROG
7. where a Neutral wire exists connect Neutral to the Blue wire Green with yellow stripe is Earth Ground Page 4 3 2 Trigger Signal Wiring All trigger signal inputs are optically isolated high impedance input circuits Washer supply signal voltages may range from 24 249 VAC 50 60 Hz 20 mA maximum draw or 12 24 VDC 5 mA maximum draw that accommodate the range typically found in most washing machines Each signal input connects to a pair of signal input wires solid color and white with colored stripe In cases where the washing machine has a single common for supply signals connect all the signal input common wires white with colored stripes to the machine s signal common wiring location In Automatic or Relay Mode trigger inputs match pump numbers i e trigger 1 2 pump 1 etc In Occurrence Mode connect wire pairs from each machine fill valve to two trigger inputs it does not matter which two of the three available trigger inputs are used for Occurrence Mode Signal Input wire colors are as follows Trigger Signal 1 Black Signal Common 1 White w Black Stripe Trigger Signal 2 Brown Signal Common 2 White w Brown Stripe Trigger Signal 3 Red Signal Common 3 White w Red Stripe 3 3 Auto Formula Select Wiring Input specifications are the same as trigger inputs The Auto Formula Select signal must be program mable to the second on the washing machine control system Program the washer to sen
8. LER S prior written approval all warranties will be void NO OTHER WARRANTY ORAL EXPRESS OR IMPLIED INCLUDING ANY WARRANTY OF MER CHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE IS MADE FOR THESE PROD UCTS AND ALL OTHER WARRANTIES ARE HEREBY EXPRESSLY EXCLUDED SELLER S sole obligation under this warranty will be at SELLER S option to repair or replace F O B SELLER S facility in Watsonville California any Products found to be other than as warranted 8 5 Limitation of Liability SELLER S WARRANTY OBLIGATIONS AND BUYERS REMEDIES ARE SOLELY AND EXCLU SIVELY AS STATED HEREIN SELLER SHALL HAVE NO OTHER LIABILITY DIRECT OR INDI RECT OF ANY KIND INCLUDING LIABILITY FOR SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES OR FOR ANY OTHER CLAIMS FOR DAMAGE OR LOSS RESULTING FROM ANY CAUSE WHATSOEVER WHETHER BASED ON NEGLIGENCE STRICT LIABILITY BREACH OF CONTRACT OR BREACH OF WARRANTY N OVA CONTROLS LEADING THE WAY A Hydro Systems Company 225 WESTRIDGE DRIVE WATSONVILLE CALIFORNIA 95076 4168 U S A i TEL 831 786 1470 FAX 831 786 1650 Page 12 P N 20 07121 00 Rev C Index A Auto Formula Select Wiring 4 Automatic Mode 2 5 C Clear Load Counter CLr 8 Counting Loads 2 D Delay Time D1A 8 E Electrical Installation 4 Exit Program Mode End 9 F Filter Duration 2 Filter Duration Fd 8 Finish Program Fin 8 Formula Program F 1 8 H Hoses 3 K Keypad 7 L Loads cou
9. NS INDEX 6 0 TROUBLESHOOTING Dead Unit No Display Troubleshooting 1 Verify Main Power between 90 VAC and 249 VAC 50 60 Hz is present on Main Power Cable or Terminals and Power Switch located behind cover in upper left corner is On Yes Go to step 2 No Restore Main Power source 2 With a volt meter capable of reading AC voltages between 90VAC and 249 VAC and DC voltages around 20 VDC to 30 VDC perform the following measurements on the Power Supply PCB Power Supply Output Black and Red wires Power Supply Input Brown and Blue wires 90 240 VAC Yes Measure Output No Go to 2a 2 a VN DC Volts 26 28 VDC Yes Replace Logic PCB No Replace Power Supply Recheck Main Power source if Main Power present replace Logic PCB No voltage to main power terminals Tripped breakers or blown fuses at power source Main power wires Voltage at main power terminals but LED display is not lit see additional troubleshooting info above Power supply failure Damaged logic circuit board Pumps run slowly or not at Pumps not plugged in all properly Pump failure Password will not access program mode Password has been changed Pump runs but will not deliver product Squeeze tube failure Product tubing plugged Pump roller failure Poor results Squeeze tube failure Product tubing plugged Pump roller failure Dispenser not dispensing upon request from
10. RAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX 3 0 ELECTRICAL INSTALLATION The Mercury is available in two different wiring versions terminal block or wiring cable The following instructions apply to cable versions Terminal Block versions include an additional wiring information label adjacent to the terminal blocks inside the unit enclosure The Mercury includes two separate wiring cables for Main Power and Input Trigger Signal connections These cables may route through either one or two conduit fittings as required CAUTION The Mercury dispensing system is intended to be installed by experi enced installers in accordance with all applicable electrical and plumbing codes All laundry machine and dispenser power is to be disconnected during installation and or any time the dispenser cabinet is opened CAUTION Always verify all voltage sources with a meter NOTE Failure to use watertight conduit for electrical cables will impair water resistance of the unit enclosure 3 1 Main Power Main Power is a universal power input that accepts any AC voltage from 90 249 VAC 50 60 Hz Typical sources include a wall outlet or washing machine incoming power terminals For wall outlet connec tions use a wall plug sourced locally that fits outlets in your region Main Power Cable color coding is as follows Blue Brown 90 249 VAC 50 60 Hz NOTE In cases
11. SPECIFICATIONS INDEX THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX 5 3 Prime Pump P 1 Press the Scroll Key to select pump number Press the Enter Key to turn pump on Press the Enter Key again to turn the pump off Pump prime automatically ends after 5 minutes if pump is left on 5 4 Clear Load Counter CLr Every two seconds the screen alternates between CLr and load count all formulas Press and hold the Enter key for two seconds to reset the Load Counter 5 5 Operating Parameters oP Every two seconds the screen alternates between oP and the current selection Press the Enter key to select the desired mode of operation Au Automatic Pb Push Button oc Occurrence or r Relay NOTE The four operating modes Lockout Period and other related operational details are described in more detail under Theory Of Operation 5 6 Lockout Period LP Press the Enter key to display edit Lockout Period value in minutes Input method is the same as Password input 00 0 2 Lockout off The range of adjustment is 00 0 99 9 minutes NOTE In Occurrence and Push Button Modes the programmed Lockout Period must be longer than the total time of all programmed pump run times and delay times The Lockout Period should approximate the washer cycle time for
12. a complete load 5 7 Formula Program F 1 Press Scroll key to select the formula number 1 4 you wish to program Press the Enter Key to move to the Program Formulas menu loop for the selected formula number This menu loop is not available in Relay Mode If data is input in this loop and Relay Mode is later selected all values will be retained for later use if Relay Mode is cancelled Use the Next key to step through all available menu screens in this loop 5 7 1 Pump Amount P1A Every two seconds the screen alternates between the stored run time in seconds for the selected pump number and Pxx Press the Scroll key to select the desired pump number P1A PIB P2A P2B and P3 are the available pump numbers To set a pump run time press and hold the Enter key for two seconds to start the pump display will increment seconds and pump will run When desired time volume is reached press the Enter key again to stop the pump and set the value Repeat for all desired pumps The adjustment range is 000 240 seconds Page 8 5 7 2 Delay Time D1A Press the Scroll key to select the pump number P1A P1B P2A P2B and P3 to be delayed Press the Enter key and input delay time in the same manner as Password input In Push Button Mode program Delay Times in minutes display will read 00 0 In all other modes Delay Times are seconds display will read 000 5 7 3 Assign Pump A1A only in Occurrence Mode Assig
13. d this signal at the start of the wash load prior to any chemical supply signals for a duration of 2 seconds times the desired formula number 1 e for formula 2 program for 2s F2 4 seconds signal time Auto Formula Select input wire colors are as follows Auto Formula Select Signal Orange Auto Formula Select Signal Common White w Orange P N 20 07121 00 Rev C 4 0 USER MODE OPERATION The Mercury dispensers four modes of operation are described in this section Automatic Mode runs each pump program program delay time run time upon qualified input to the respective signal input When on not set to 000 the Lockout Timer begins at start of first pump program beginning of delay time During this lockout period no pump amount may run more than once regardless of the number of times the signal input occurs Display indicates signal status pumps running and lockout status Machine operator selects desired formula number with the Scroll key Auto Formula Select is always active but may be overrid den by machine operator input Push Button Mode relies on a user push button press to start the wash formula program Auto Formula Select is always active but may be overrid den by machine operator input The machine operator selects the formula number with the Scroll key and then starts the wash formula program by pressing and releasing the Enter key for less than 2 seconds Pumps run as programmed via programmed
14. hine fills to identify the occurrence sequence of machine steps This mode of operation is ideally suited for machines with no chemical supply signal outputs such as domestic style top load washers While all three of the trigger signal inputs are active and may be used typically only two will be used Typical trigger signal wiring would be one of the available trigger signal inputs wired to one fill valve and another trigger signal input to the other fill valve typically the hot and cold fill valves Since the dispenser responds to any of the trigger inputs it does not matter which input goes to which fill valve The dispenser counts the machine fill occurrences and runs pumps based on an assignment of the pumps to the machine step sequence Note Careful attention must be paid when programming the signal Filter Duration time to account for any spurious fills resulting from level and or temperature controls in the washer For more information please see section 4 8 Filter Duration A dispenser wash formula consists of up to 5 programmed pump amounts la 1b 2a 2b and 3 are the five programmable pump amounts from three physical pumps Any of these available amounts may be programmed to any up to 9 machine step The Lockout feature is available to be sure that each programmed pump amount only runs one time per dispenser wash formula The dispenser wash formula is terminated 5 minutes after the last pump pro grammed in a
15. key for 2 seconds to access the Password input screen The password factory setting is 123 Any three digit number may be used Press the Scroll key to change the blinking digit to the desired value Press the Next key to move the blinking digit Press the Enter key when the desired number is present in all digits to enter Program Mode The Prime Pumps screen P 1 will appear once you are in Program Mode An incorrect password entry returns you to the home screen NOTE You have 30 seconds to input a password After 30 seconds the display reverts to the User Mode idle home screen P N 20 07121 00 Rev C Figure 5 1 1 Mercury TL Keypad Next Key Scroll Key Enter Key eo Figure 5 1 1 a Key Icons e Guide To Icons Next key moves Scroll key changes Enter key action f lf lf Gray left digit indicates blinking LJ UU Figure 5 4 1 b Set Numerical Display Fa Set Value Screens 9 Moves Blinking Digit when applicable gen LT TT EP HULU f Changes Digit Value Figure 5 2 Password Input Dem nan uL t Cl non WU OL FO B l a samona LI LILI To Program Mode 1 Select First Digit Q Select Second Digit Page 7 THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp
16. la Lockout all Modes LII P N 20 07121 00 Rev C 5 0 PROGRAMMING 5 1 Introduction Use the menu screen illustrations as a guide when learning to program the Mercury We suggest that you power up a unit and become familiar with the programming steps in a quiet environment with the manual prior to the first installation Use the Next key to move to all available main menu screens in Program Mode 5 1 1 Key Descriptions Next Key Move to the next item or task User Mode Move through the available User Mode screens Program Mode Move through Program Mode menu screens Input Screens Move blinking digit to the right Scroll Key Change the blinking digit value User Mode Selects formula Change values of blinking digits Password entry Program Mode Change values of blinking digits Input Screens Change values of blinking digits Enter Key Perform a task or set a value User Mode Momentary press starts Push Button Mode wash formula Press and hold 2 seconds to access Password input screen Starts and stops prime Performs actions as prompted in User Mode menu screens Program Mode Access all input screens from main menu loop screens selected with the Next key Performs actions in certain screens Input Screens Set the displayed value in all input screens selected with the Scroll key and exit back to main menu loop 5 2 Password Access to Program Mode Press and hold the Enter
17. ns pump numbers to signal sequence occur rences At the ATA screen press the Scroll key to select the pump number P1A PIB P2A P2B and P3 you wish to assign to a machine step occurrence Press the Enter key to access occurrence input screen oc Press the Scroll key to assign the previously selected pump number to the machine step occur rence 1 9 in which you desire that pump to run Press the Enter key to set this assignment and return to the formula programming sub menu loop Repeat for all pumps occurrences 5 7 3 Finish Program Fin Press the Enter key at this screen to return to the F 1 formula number selection screen in the main menu loop 5 8 Filter Duration Fd Press the Enter key to view set Signal Filter Duration same input method as Password input The avail able range is 0 19 seconds the default is 3 seconds NOTE In Occurrence Mode set the Filter Duration time long enough to filter out excess fill valve signals that may occur as the washer level control calls for more water etc Automatic and Relay modes typically use the default setting 5 9 User Prime uPr Every 2 seconds the screen alternates between UPr and current User Prime setting on or off Press the Enter Key to change this setting 5 10 Password Edit Pin Any three digit number may be input Press the Scroll Key to change the blinking digit to the desired value Press the Next Key to move the blinking digit Repeat for all digit
18. nting 2 Lockout functions 2 operation 5 programming 8 Lockout Timer resetting 5 M Main Power 4 Mechanical Installation 3 Mounting Bracket 3 N Numerical Displays Explained See also Programming User Mode Operation P N 20 07121 00 Rev C THEORY OF OPERATION O Occurrence Mode 2 5 MECHANICAL Operating Modes 2 MACTAN Operating Parameters oP 8 P Password ELECTRICAL access to program mode 7 INSTALLATION edit PIN 8 Password Edit Pin 8 Power Failure 5 Prevent false activation of pumps 2 Prime Pump P 1 8 PROGRAMMING Product levels 2 Program Mode Screens 9 Programming 7 Pump delays 2 USER MODE numbers 2 OPERATION product levels A amp B 2 run time setting 8 Pump Amount P1A 8 Push Button Mode 2 5 R TROUBLESHOOTING Relay Mode 2 5 formula programming not available 8 Restart Loads 2 SPARE PARTS S LISTING Signal Wiring instructions 4 Supply and Discharge Hoses 3 MAINTENANCE amp T SPECIFICATIONS Trigger Signal Input Number 2 Trigger Signal Wiring 4 U User Mode Operation 5 User Prime ubr 8 W Wall Mounting Unit 3 Wash Formula early termination 2 programming 2 Wiring instructions 4 INDEX Page 13
19. oll Key to change the blinking digit to the desired value Press the Next Key to move the blinking digit Press the Enter Key when the desired number is present in all digits to enter Program Mode The password factory setting is 123 Page 5 THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING MAINTENANCE amp SPECIFICATIONS INDEX Figure 4 0 Page 6 Idle Home Screen Signal 1 Pump 1 On User Mode Display Signal 2 Pump 2 On Signal 3 Pump 3 On L J L L f L Running Home Screen Pump 1 On Pump 2 On Pump 3 On pug f LJ LJ LJ En Total Loads E L 4 Unit ID 11 LI LI J Q Blinking dash indicates Running Formula all modes Also indicates Lockout when enabled 2 Sec XX Version Info X Present Mode 1 Au 2 Pb 3 0c 4 r User Prime When Enabled A BNIE LJ LJ LJ User Functions Q Selects Formula all Modes lt 2 seconds Starts Formula Push Button Mode only c gt 2 seconds Password Input amp Ends Formu
20. s and press the Enter Key when the desired password is present NOTE Note any password changes Access to Program Mode is not available if the password is lost P N 20 07121 00 Rev C 5 11 Exit Program Mode End Press the Enter key to exit Program Mode and return Fi to User Mode gu re 5 0 1 Key Icons La NOTE To clear all values and restore factory settings press and hold the Scroll key for two seconds then press the Enter key while still pressing the Scroll key FAC will appear to indicate that you have restored factory settings and cleared the dispenser s memory including counter reset to zero Press the Enter key again to return to User Mode Figure 5 0 Program Mode Screens Prime Pumps Ct Selects Pump Number 2 Clear Load Counter ININ LJ LJ LJ 2 sec 8 Au Automatic Pb Push button H LI P Rey zn E ou off CITT LJ LELI 2 Sec Operating Parameters Ss d CD LJ I C Lockout Period OU L1 C 2 Sec He E Figure 5 0 2 Tara MONT H 1 9t nn Guide To Icons D Next key moves D Scroll key changes EI Enter key action IPN LJ LJ LJ Gray left digit indicates blinking Set Numerical Display e peser Enter Screen 1 1 LJ I LI K Changes Digit Value Set Value Screens 9
21. ts any unwanted pump activations due to false signals from washers that send noisy or multiple output supply signals Loads are counted each time the highest pump number with an amount programmed unique to each formula is run The Pump Lockout timer and pumps 1 and 2 A B levels will be reset 5 minutes after the count pump runs or the Lockout period ends whichever comes first If the load needs to be restarted for any reason the dispenser wash formula may be terminated early by pressing the Enter key for two seconds 1 2 Push Button Mode Push Button Mode is intended for manual operation where the machine operator selects a formula and presses the Enter key to start and run the dispenser wash formula A dispenser wash formula consists of up to 5 programmed pump amounts 1a Ib 2a 2b and 3 are the five programmable pump amounts from three physical pumps Pump Delay times pro grammed in minutes stagger the programmed pump doses throughout the wash load The Pump Lockout feature programmed in minutes prevents the machine operator from starting multiple doses in the same wash load If the load needs to be restarted the dispenser wash formula may be terminated early by pressing the Enter key for two Page 2 seconds Loads are counted each time the highest pump number with a programmed amount is run 1 3 Occurrence Mode Occurrence Mode paces the dosing of products off the washer fill valves by counting each time the mac
22. ush Button Mode Only From the Home Screen press and release the Enter key for less than 2 seconds to trigger manual dispensing NOTE To terminate wash formula before end of lockout period press and hold the Enter key longer than 2 seconds release and wait 30 seconds for screen to revert to idle screen 4 1 3 View Load Counter From the Home Screen press the Next key once to display L Load counter all formulas will toggle between L and load count since last clear 4 1 4 ID Mode From the Home Screen press the Next key twice to display the operating firmware ID number and currently selected operating mode The first two digits indicate a firmware ID number we may ask you when troubleshooting The right digit indicates the current Operating Parameter oP selection 1 Automatic 2 Push Button 3 Occurrence and 4 Relay 4 1 5 Prime Pumps when enabled From the Home Screen press the Next key three times to display P 1 Press the Scroll key to select pump number to prime Press the Enter key to turn selected pump on or off NOTE Prime Pumps is only available when unit is not in a lockout timer period If the dispenser is in a lockout timer period the display will indicate P 0 and the Scroll key will not select a pump number 4 1 6 Password Access to Program Mode From the Formula Selection screen only press and hold the Enter Key for 2 seconds to access the Password input screen Press the Scr
23. washer Incorrect Operating Mode Op selected from programming menu Signal wires are loose or wired incorrectly Page 10 Reset breakers or replace fuse at power source Check connections at plug or washer power terminals Replace power supply Replace logic circuit board Verify pump electrical connectors are plugged in properly Replace failed pump Call Nova Controls Customer Service for new Logic PCB Replace squeeze tube Replace product tubing Replace pump roller Replace squeeze tube Replace product tubing Replace pump roller Select appropriate Operating Mode under Op in the programming menu Check signal wiring to washer P N 20 07121 00 Rev C 7 0 SPARE PARTS LISTING REF NO Ooo KR Go m E PART NO 13 07265 00 13 07264 01 13 06524 00 13 06398 00 13 07028 368 13 06396 00 13 07266 00 13 07267 00 37 07087 02 37 07088 02 13 07268 06 13 07122 00 THEORY OF OPERATION MECHANICAL INSTALLATION ELECTRICAL INSTALLATION PROGRAMMING USER MODE OPERATION TROUBLESHOOTING SPARE PARTS LISTING DESCRIPTION Power Supply MAINTENANCE amp SPECIFICATIONS Logic Circuit Board Pump Motor Detergent 2 Pin Plug Pump Front w Captive Screw Pump Tube Epdm w 3 8 Barb Ea SE Pump Spinner Assembly Power Cable Signal Cable Cabinet Front Cabinet Rear Power Switch Cover Mounting Bracket Kit Denotes items not shown P N 20 07121 00 Rev C
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