Installation Manual AFES AFCES Energy Star
Contents
1. Installation Manual Model AF ES Revision 3 0 6 7 2013 A OPTIONAL Chemical Alarm switch buzzer Chemical alarm barb adjusting screw TYPE OF CHEMICALS Use only commercial grade low energy chemicals For proper operation use non foaming detergents and buffered sanitizer Do not wash gold pewter silver or silver plate with chlorine based sanitizers High concentrations of chlorine sanitizers and caustic detergents will cause damage to metals and welds Do not exceed 50 parts per million PPM free or available chlorine using higher than 50 ppm will be dependent on local health requirements however the increased chlorine will result in higher corrosion of metal parts The resulting damage from overusing chlorine is not covered under the ADS warranty Purpose built ware washing dispensers are needed to properly meter chemicals for wash and rinse These dispensers are included with this model Manually adding industrial chemicals to the dishmachine is unsafe and not approved CHEMICAL LINES Place color coded tubes into proper chemical containers The containers need to be as close to the machine as possible and at floor level This may require shortening of the flexible chemical transfer tube On the control box there are chemical prime switches There is a decal identifying each switch To prime chemicals use these momentary prime switches verifying that all three pumps rotate If a chemical pump squeeze tube has taken a s2. the H2O FILL cam should be adjusted so the water solenoid turns the fill water ON That function is controlled by the adjustment of the fill cam For optimum results allow the fill water to flush the interior of the machine for a few seconds before the drain closes Once the drain is closed the fill cycle begins Fill must continue until full spray arm pressure is reached This can be verified with the use of a spray arm pressure tester Kit 088 1048 attached where one of the end plugs are usually screwed into the lower wash arm The tester gauge will indicate full spray arm pressure when the needle stops fluctuating and remains steady Adjust the fill cam to turn the water OFF when this point of steady pressure is reached It is important that the machine is not overfilled Use just enough water to reach full spray arm pressure no more than that is needed for proper operation 90 second timer operation for AFES Pump shut off sanitizer here WASH 50 Seconds DRAIN 10 Sec 30 sec to FILL and RINSE END detergent here Fill until FSP is reached Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 12 If a pressure gauge tester is not available an approximation of full spray arm pressure could be determined by the sound of the spray arms There would be a typical continuous swishing sound of the water spraying Again when this sound is heard that would be the point to turn the
3. this information as a service to our customers Keep all instructions for future reference ADS reserves the right to alter or update this information at any time Should you desire to make sure that you have the most up to date information we would direct you to the appropriate document on our web site www americandish com Set out below are the specifications and requirements that you must use and follow to properly install the type or types of equipment listed above It is your obligation as the customer to ensure that the machine is installed safely and properly and when completed the machine is left in proper and safe working order Electrical Plumbing and Chemical hookup should be performed by a qualified professional who will ensure that the equipment is installed in accordance with all applicable Codes Ordinances and Safety requirements Failure to follow the installation instructions could void the warranty ADS assumes no liability or control over the installation of the equipment Product failure due to improper installation is not covered under the ADS Warranty 2 FLUSH OUT Do not install spray arms until machine is flushed with water When this machine is turned on it is normal for it to start and complete one cycle First fill and run a cycle Do this before installing the spray arms Draining the water will flush installation debris from the tank and pump this prevents damage to spray arm bearings To drain pull the drain b
4. while lifting the handle of the other to align the arm handles Use enough lifting force to bend the arm back into the correct position FINAL INSTALLATION CHECK LIST 1 Checkto be sure power is disconnected at the circuit breaker and the control box is switched OFF 2 The master switch is located on the back of the control box Open doors and remove all packaging save all instructions for future reference 3 Remove the white protective film from doors front panel and control box 4 Check dishtable placement correct any binding or pinching caused to the dishmachine door guides by dishtables during installation 5 Turn on water supply Check for leaks Tighten connections if needed Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 13 Showing first cycle run without spray arm in spray bases Pump intake and connector sleeves with clamps 6 TOOPERATE turn on the main power circuit breaker and switch the dishmachine master switch to ON position First remove spray arms and manually fill the machine with water using the fill switch labeled FILL This switch is located on the front of the control box Run one complete cycle by closing the doors optional auto start machine only or pushing the start switch labeled START This is the flush cycle which removes installation debris from wash tank and pump da ghi A eT scat AA Spray arm bearing with sealing o ring Spray arm end caps AF ES spray arm
5. American Dish Service INSTALLATION INSTRUCTIONS Model AF ES AFC ES ENERGY STAR Available in 90 120 150 second Time Cycles Door type Single Rack Chemical Sanitizer Dump amp Fill Dishmachine Listed by UL E68594 NSF ANSI 3 ASSE 1004 933 LA Test Labs File M 780089 Mass License P3 0111 306 If you have questions call 800 922 2178 or visit our website at www AmericanDish com A DANGER The electrical power supplied to this machine is an imminent hazard that could result in severe bodily injury or death if not properly installed or hooked up correctly When working in the control box or on electrical parts always disconnect power and tag out before servicing Replace cover to control box and other protective covers when finished servicing this equipment Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 AN Conumon 7 READ Manufacturers Manual before Using this Product For your safety read and observe all cautions shown throughout these instructions While performing installations described in this booklet wear approved Personal Protective Equipment including Safety Eye Wear CHEMICALS There are potentially hazardous situations when working with industrial cleaning chemicals for dishmachines See chemical manufacturer s safe practices and MSDS sheets for handling and installing chemicals and supply containers NOTICE 1 BEFORE YOU BEGIN American Dish Service provides
6. Failure to provide adequate water quantity pressure and temperature to the machine will cause the machine to function improperly and is not the responsibility of ADS Improperly installing ADS equipment in this manner could void the warranty All costs associated with providing an adequate water supply to the machine is the sole responsibility of the user Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 2 HOODS Follow all local plumbing and mechanical codes IMC 2012 section 507 2 2 requires Type Il hoods for all commercial dishwashers except where the heat and moisture loads are incorporated into the buildings HVAC systems or dishwashing equipment designed with separate heat and moisture removal systems The door type chemical sanitizing dishwasher in this manual is rated at 6753 Btu h by UL Project 12CA71037 according to ASTM F1704 12 and ASTM F2474 09 This sensible and latent gain would typically require a half ton of AC ADS DOES NOT SPECIFY BUILDING HVAC VALUES 3 DRAIN SIZE Gravity drain lines are 2 pipe size Do not use reducing adapters for drain lines always use same diameter pipe or larger Close pump petcocks if equipped Showing Y female pipe inlet ball valve y line filter Typical name plate information water solenoid ASSE approved air gap backflow preventer Hot Water Connection WATER HEATER Flush the building s water lines before connecting to the dishmachine Prior to con
7. RAL Copyright ADS Installation Manual Model AF ES Revsion 3 0 6 7 2013
8. all out of the sump 3 WATER HEATERS or boilers must provide the minimum temperature of 120 F required by the machine listed above and which demands a minimum of 35 gallons per hour The recommended temperature range for optimal performance is 130 140 F These specifications are for the dishmachine only which typically accounts for 70 of a restaurant s hot water demand 4 IMPORTANT The model of dishmachine listed in this document must be installed with space around the outside to allow for servicing of motor and scrap accumulator as well as a 4 space behind the machine from the wall 5 INSPECT FOR DAMAGE If you receive a damaged dishmachine do not sign Clear but write Damaged on the documents 6 LOOSE ELECTRICAL CONNECTIONS Damage to equipment can occur if the following precautions are not observed Before connecting power to the machine check all electrical terminals in the control box Screws can loosen in transit Loose connections on high amp load terminals such as the pump motor will cause wire burning and component damage during operation and will not be covered under ADS warranty Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 7 CLEAN CIRCUIT means the electrical circuit breaker for the dishmachine supplies no other outlets machines or lights GFCI outlets are not recommended for commercial dishmachines ADS recommends that a single rack machine be installed with t
9. et not allowing the pump to turn manually free the pump by pulling on the discharge side right hand of the squeeze tube while pushing the prime switch Squeeze tubes should be replaced every six months CHEMICAL ADJUSTMENT Chemical dispensing is controlled by a mechanical cam timer All chemical products must be adjusted for the product s concentration and local water conditions It will be necessary to adjust initial factory setting See page 10 for Cam Timer Adjustment Section Water softeners should be added to correct hard water conditions Hard water is often treated with the more expensive ware washing chemicals but it is more effective and less destructive to metal to soften the water before It comes to the dishmachine AUDIBLE CHEMICAL ALARM OPTION The optional chemical alarm P N 031 0326 uses a pressure switch with a barb fitting that extends from the control box and connects to the chemical line by means of a t fitting The switch sends voltage to a buzzer located in the control box Sensitivity is adjusted by an Allen wrench 5 64 or 2mm to turn a screw located in the center of the barb see photo above Remove the tube from the barb turn the screw to the right for less sensitivity Chemical buckets must be placed on the floor for the pressure switch to work properly SOLID CHEMICAL PRODUCTS OPTION ADS offers certain models with solid chemical dispensing for detergents and rinse additives These dispensers are m
10. g the drain ball then refill and turn on the de lime switch This will flush the machine refill again and this time add the de lime acid READ THE DIRECTIONS ON THE CONTAINER FOR CORRECT CONCENTRATION OF THE CHEMICAL TYPICAL CONCENTRATION LEVELS 1 20 to 1 60 Turn the de lime switch on again and let it run long enough to return the inside of the machine to the appearance of shinny metal surfaces It is best to de lime more often with milder acid solutions than waiting until there is heavy build up of white minerals then trying to remove the build up with very strong acid concentrations Using too strong of an acid solution or running it for very long periods of time will erode the metal of the impeller because it is spinning in the acid solution De lime switch in control box Warning decal about mixing chemicals Impeller damaged from high acid solution CHEMICAL FEEDER PUMPS ADS provides three 3 peristaltic pumps to dispense liquid chemicals Chemical feed lines are color coded Red Detergent Green Sanitizer Blue Rinse aid Pick up tubes are provided for chemical product containers Sanitizer chlorine concentrations should be set at 50 parts per million Inspect the transfer tubing for any cuts or holes keep them protected and secured out of the way Showing the control box with chemical pumps Showing AF ES sump drain ball thermometer prime switches red start and black fill switch chemical tubes Copyright ADS
11. hat fit into the holes on the side of each wheel The factory sets the start of each function using the right side wheel of the cam TO ADJUST rotate only the left side cam wheel The left side of the wheel controls the point when that specific functions ends Factory settings are only initial settings adjustments will be required for each chemical and the water fill time because water pressure will be different for every account The arrow is pointed at the left side wheel of the cam which is used to lengthen or shorten the low cam or the time ON for the respective switch Adjustable cams are colored either black or gray Cam timer adjustment tool Chlorine test strips Spray arm pressure tester 088 1048 Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 Looking at the front of the cams with the cam timer assembly sitting on its mounting base 1 Cam The white cam beginning on the left is the master cam It controls the total time of the cycle and is not adjustable 2 Cam Continuing left to right this black or gray cam controls detergent The detergent cam is adjustable and should begin as soon as the wash action starts 3 Cam This white cam controls the drain time and is not adjustable 4 Cam The H20 or FILL cam opens the water solenoid Too little water will cause the pump to cavitate surging Overfilling does not allow the soiled wash water to fully drain between cycles causing carry over Do not move the
12. he wire connection hard wired directly from the circuit breaker If a plug and socket are used to provide electrical power to a dishmachine in a commercial kitchen then according to electrical code it must be a GFCI but not all GFCIs are the same They must be rated for the draw of the circuit Reference NEC Article 210 8 GFCI Protection B Other Than Dwelling Units 2 Commercial and Institutional Kitchens All 15 and 20A 125V receptacles installed in kitchens even those that do not supply the countertop surface must be GFCI protected 8 This equipment is considered an item of heavy use It is not rated for outdoor use ELECTRICAL SECTION AN The electrical power supplied to this machine is an imminent hazard that could result in severe bodily injury or death if not properly installed or hooked up correctly Electrical AF ES AFC ES 120 volt 20 amp Showing control tray installed in normal position Showing control tray lifted up to service pumps The power supply for 120 volts 20amps shall consist of two 10 12 gauge wires and one suitable green ground wire The 20 amp breaker or 20 amp fuse must be on a clean circuit for only the machine ADS has provided a junction box with a 7 8 hole for the 1 2 conduit that will bring the building s electrical power to the machine The junction box is attached to the back of the control box Remove the junction box cover attach the conduit and connect a black 120 volt supply
13. hill Do not reduce the diameter of the pipe with adapters always use 2 or larger Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 Side view of scrap box in operational position Rear view of installed side exit ES scrap box CHEMICAL FEEDERS SECTION You must wear approved safety eye wear before connecting chemicals Read the chemical manufacturer s MSDS sheets Chemicals can damage or corrode plumbing and stainless parts of the dishmachine Do not run chemical lines over controls or plumbing Always secure chemical lines and check regularly for leaks If not properly handled chemicals can cause serious bodily injury In the event of chemical contact to skin or eyes wash immediately with fresh water and seek medical attention DE LIME SWITCH The de lime switch is placed inside of the control box to avoid unauthorized operations Because of potential hazards resulting from the combination of chlorine with acid solution only authorized trained individuals should be allowed to de lime a commercial dishmachine Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 INSTRUCTIONS FOR USING THE DE LIME FEATURE are first empty all water out of the machine by removing the drain ball from the seated position After all water has emptied out replace the drain ball and fill the machine with fresh water Turn on the de lime switch to operate the pump motor Repeat this first step again by removin
14. necting plumbing level the machine by adjusting the feet at the bottom of each leg up or down Water heaters or boilers must provide the minimum temperature of 120 F for this model of machine which demands a minimum of 35 GPH for AF ES series Temperatures above 150 F exceed the operational design limits for this model This model cannot be converted to high temp sanitizing by adding a booster INLET FLEX HOSE Domestic style 1 2 flexible braded hose should not be used to connect the dishmachine to plumbing The ID of the plastic liner for this type hose restricts flow Connect 1 2 male pipe thread 1 2 is the minimum allowable pipe size of the hot water supply line to the 1 2 female pipe thread on the dishmachine s water inlet manifold SINK FAUCET If the hot water line is also supplying the faucet of a pre rinse sink install check valves on both cold and hot water inlets to the faucet to avoid cooling the water by cross connection in the mixing head of the faucet The hot water inlet manifold is located behind the AF ES control box The supply water must have a minimum of 120 F but 130 140 F is recommended for best results Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 Water Pressure for Filling Minimum pressure needed at the machine is 15 psi DURING the fill This is called FLOW pressure STATIC pressure readings can be misleading and may drop to 0 during fill With flow pressures belo
15. ounted on the hood next to the control box Each dispenser is controlled by a water solenoid that is mounted in place of the liquid peristaltic pump The initial signal comes from the cam timer An optional metering relay is available for highly concentrated Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 10 rinse additives Cold Water Products require a separate cold water line connected to a 1 4 female compression fitting provided Hot Water Products require no additional plumbing This option cannot be added in the field CAM TIMER ADJUSTMENT SECTION Timers are available with 7 or 8 cams The 90 second cycle time is not adjustable The cams on the timers wheels are either fixed or adjustable Each cam controls a specific machine function as noted on the timer decal Adjustable cams are comprised of two wheels held together at the hub The perimeter of each wheel is divided into 180 of high cam and 180 of low cam When one of these wheels is rotated on the hub in relation to the opposing wheel the two lower cam segments can form a notch in the perimeter Above each cam is a timer switch with a metal finger that rides along the outer edge of the cam When the finger drops into the lower cam notch the function of that cam begins To widen the notch length time energized or close the notch use the timer adjustment tool which is provided and taped to the control box shelf This tool has two 2 raised buttons t
16. right side of the cam wheel Adjust the left side of the cam wheel to close the water solenoid when the dishmachine reaches full spray arm pressure 5 Cam This black or gray cam controls sanitizer The sanitizer cam is adjustable Set sanitizer concentrations at 50 parts per million Notice Do not exceed 100 PPM s Monitor chlorine levels by using chlorine test strips To Test run a rack of dishes through a complete cycle use the test strip to test water samples from the top of any glass 6 Cam This black or gray cam controls rinse additive The rinse aid cam is adjustable 7 Cam This cam is used to pause or burp the pump on the 3D S ES 5AG S 5CD and L Series It is set at the factory but can be adjusted 8 Cam Available on 2 1 2 minute timers only Provides prewash wash rinse TUNING A DUMP amp FILL MACHINE SECTION Tuning is essential for proper cleaning do not skip this IMPORTANT PROCEDURE The key to understanding proper tuning is to realize that the drain sequence cannot be changed It is a fixed time function and the regulator of the cycle between wash and rinse Therefore all tuning is accomplished by setting or adjusting the fill cam in relationship to the fixed drain cam The goal of tuning is to eliminate all soiled wash water through the drain before the drain closes A sign that soiled wash water has exited the tank will be the typical hollow sound of a pump running without water It is at this point that
17. six jets 7 AFTER FLUSHING install the spray arms These arms are interchangeable upper and lower Failure to follow this flush procedure can damage spray arm bearings Observe the water level decal This decal is located on the outside of the sump area next to the drain tube of the machine This mark is the approximate level for initial fill Verify incoming water temperatures 120 F minimum 130 140 F recommended 8 Inspect the sump area and verify pump filters are in place Verify that chemical feed lines are in their proper container and that lines are primed Post an operational wall chart close to the machine Do not open doors while machine is in cycle Doing so could result in serious bodily injury from spraying hot water and chemicals Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 APPENDIX 089 9390 AF ES Parts Manual 089 9396 Service Manual 089 9426 Brochure 089 9364 Wall Chart 089 9443 Wire Diagram 089 9410 Spec Sheet 089 9382 Installation Manual AF AFC ES Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 14 ADS WIRE_CHART LADDER MODEL AF 3DS 5CD ES CSN TANO COPPER WIRE 120 VOLT CIRCUIT PROTECTION 20 AMP BREAKER OR FUSE WITH A 20 AMP RATING MASTER SWITCH NEURO ni O DETER PERISTALTIC DRAIN SOL WATER SOL 4 WHITE NO Bi PUMP MOTOR a L Le QI MOTOR RELAY L1 POWER RELAYS SWITCHES COLOR CODE MOTORS SOLENOIDS NEUT
18. w 15 psi additional measures will be needed to resolve the problem The first suggestion is to run 3 4 pipe directly from the water heater to the dishmachine If the problem persists install a pressure bladder tank used for domestic well water use a 5 gallon tank as a minimum 10 gallon as maximum Another option is to order a cam timer with longer cycle times but this will reduce hourly production rates Simple Test For Water Pressure Empty the water out of the machine by lifting the drain ball push the manual FILL button while counting the seconds to fill back up to the water level decal If it takes more than 20 seconds to fill there is not enough building pressure to operate the machine properly Drain Requirements Showing ES bottom exit scrap box ES side exit scrap box w no hub Bottom view of side exit w stud mounts To place the AF ES scrap box correctly remove from inside the machine s cabinet and place under the sump There are two holes in the frame to bolt the box into the operating position To the rear of the box depending on how it was ordered there will be either side or bottom exit fitting that fits a rubber no hub connector shipped inside the machine This connector will fit 2 copper pipe or PVC tube To prevent clogging run drain lines as straight as possible Do not run drain plumbing with tight radius elbows or 180 bends The use of floor sinks for drains can cause flooding Always run gravity drain lines down
19. water OFF Seven seconds of full spray arm rinse pressure is required by health code In the event air is trapped in the pump during fill a vapor lock can occur where the pump is turning but there is no spraying If this vapor lock occurs check incoming water temperature and reduce the temperature if it is above 140 150 Operating temperature of 120 F is the minimum 130 140 F is recommended If the problem is caused by low water pressure to the machine see the Plumbing Section on page 4 to correct that condition If vapor lock is still present electrically stop or pause the pump to release air This machine has a 7 cam timer the pause feature is wired into the 7th cam from the factory DOOR AND ARM SECTION For the AF ES in line model a conversion kit 088 1061 is available to change to a corner configuration For the AFC ES corner model a conversion kit 088 1062 is available to change to an inline The 3 door up model is not convertible Showing misaligned arms Showing correct arm alignment Care should be used in transporting and placing the machine watch that the door arm is not twisted or bent When dish tables are attached watch that they do not bind and bend the door guides by lifting against the machine This will cause binding of the guide on the door When one door is standing above the top of the hood while the other door is resting down on the hood this is caused by a door arm that is bent hold one door arm handle down
20. wire to the black wire in the junction box Connect a white neutral supply wire to the white wire in the junction box When powered up test the neutral wire to a ground source with a volt meter it should read 0 to 6 volts Test the black wire to a ground source it should read 110 120 volts Attach a building ground wire to the green ground screw located in the junction box and tighten all wires Replace the junction box cover and control box lid Label the 20 amp circuit breaker DISHMACHINE Copyright ADS Installation Manual Model AF ES Revision 3 0 6 7 2013 uo a si E a arm iz a m re TUE W Y pai Qe a Showing control box chemical pumps prime switches Ground screw in junction box Line connection spades for L1 Neu arrow 1 amp 2 THIS MACHINE DOES NOT USE A BOOSTER OR TANK SUSTAINER HEATER IT IS RECOMMENDED THAT THIS EQUIPMENT BE INSTALLED USING A NEW CIRCUIT BREAKER PLUMBING SECTION NOTICE 1 TANKLESS water heaters can be problematic for commercial dishmachines The ADS model AF ES dishmachine requires the full cycle amount of water 95 gallon supplied within 7 seconds It has been the experience of ADS that tankless supply systems require multiple units plumbed in sequence with a recirculation loop to achieve proper pressure and temperature Check with the tankless water heater manufacturer they may recommend a storage tank to guarantee proper flow and line pressure to the machine
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