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1. by a password Clearing the data is all protected by a second password 7 Remote Monitoring 7 1 How do we access the data through the cloud The LFC has an ethernet port You connect this to your LAN Once connected the LFC will send its data to the cloud server 1 2 Is my data secure Yes we use 64 bit data encryption approved by Google 7 3 Can I connect my PC directly to the LFC No The LFC must be connected to the internet 7 4 I can t get an ethernet cable to the LFC What other choices do I have You can connect the LFC to a Wi Fi router configured as a client Or you can use a GSM mobile phone router Frequently Asked Questions FAQs Page 11 of 18 N NE eZ LFC Liquid Food Composter power knot 7 5 What bandwidth do we need on this connection to Wi Fi The amount of data is small about 100 bits second o L client However if you have been using the LFC fora while Whi prior to connecting the LFC to the cloud it will have P much data to upload and until it has completed the usage of the bandwidth will be greater Z Internet a 7 6 How do I access my data a Z a El S You can use any device that has a browser such as E LFC s Safari Firefox or Chrome This means you can use any mobile phone any tablet or any PC This encompasses for example a device that can be running Apple 1OS Google Android Microsoft Windows or Linux 7 1 What data can we access You can see all
2. go in and what are not On a regular basis bones that are smaller in diameter than 2 5 mm 0 1 are ok Items larger than this are ok if they go in infrequently So for example 50 fish heads a day into an LFC 1000 would be ok But if you have many large bones you should avoid putting them in the LFC and dispose of them in a different way 5 10 Our waste food is salty and spicy Can this go into the LFC Yes If it can go into your stomach it can go in the LFC Frequently Asked Questions FAQs Page 8 of 18 A G LFC Liquid Food Composter paner Nol y 5 11 The pictures show someone putting the waste food into the 512 5 13 5 14 door Do the higher capacity models require the same approach or do they come equipped to accept input loads directly from a bin All machines are designed to be loaded by hand We rec ommend that in your kitchen or food preparation area that you use 20 litre five gallon buckets to hold the waste food This size of bucket can be lifted easily and emptied into the LFC In current practice you may be using 200 litre 50 gallon buckets in the kitchen and empty that into an outside trash container only when it is full The slight change in operating procedure will result in a cleaner and less smelly kitchen and reduce injuries that may happen by moving a bucket containing 200 kg 400 Ib of waste Why is water required by the machine Water is used to maintain the moisture content of the wast
3. that will slow the decomposi tion significantly Let any frozen foods thaw thoroughly to room temperature before adding them to the LFC Frequently Asked Questions FAQs Page 7 of 18 N GZ LFC Liquid Food Composter power knot 5 7 Can we add hot stews to the LFC No Wait until the food cools to about 50 C 120 F before you put it into the LFC If the waste is too hot it will kill the microorganisms Plates Glass Cloth Chopsticks No Should not go in LFC 5 8 What happens if you put an entire piece of meat with bones or a big fish Must we remove the bones first Can we put in the bones and then take them out once all meat has been eaten The LFC will digest the meat fish and small bones leaving only large fish bones or large meat bones In time even those bones will be digested but if you put too many large bones into the LFC the drum will fill with these bones The bones may become stuck between the arms and the drum causing the LFC to stop Further the bones will take up space and reduce the amount of food that can be digested in a given time Yes you can take the bones out after the meat has been eaten It is better to cut the large meat pieces into chunks no more than 500 g 1 Ib so that there is a larger surface area for the microorganisms to digest View a video here that shows a customer putting whole fish into the LFC 5 9 The information about bones is confusing What size of bones are ok to
4. N Power Knot LLC A 9 a M 501 Valley Way power knot Milpitas CA 95035 USA LFC Liquid Food Composter A www powerknot com Frequently Asked Questions FAQs 1 Functionality 1 1 Is the LFC chopping or grinding up the waste food No the LFC is mixing the new waste food with the old waste food and the Powerzymes microor ganisms The waste food is decomposed and primarily produces water COs and heat If waste food is chopped or ground small parts of undigested food will enter the exit stream increasing the levels of TSS total suspended solids and BOD biological oxygen demand The motor on the LFC acts only to mix or slowly stir the waste It runs only a quarter of the time which minimizes the use of electricity 1 2 Is the LFC a batch process No You add waste food at any time The machine is constantly digesting the waste 1 3 Does the LFC smell No The decomposition is an aerobic process in the presence of oxygen In a forest the leaves from the trees fall on the floor and decompose in an aerobic manner The forest doesn t smell The same process is used in the LFC but we accelerate it significantly 1 4 The waste food is smelly How does the LFC get rid of the smells Waste food only has a bad smell if it has been left for some time to rot It is then rotting anaerobi cally in the absence of oxygen We recommend that waste food be placed in the LFC at intervals between 30 and 60 m
5. achine running even if you are away for two weeks 5 19 We often have intermittent power cuts some scheduled and some unscheduled What will be the effect of such sudden _ nal power breaks on the LFC what precautions need to be F taken aa Inside the LFC all the electronics and the motor are protected AA T UTAG E against brownouts blackouts and surges When the power is REA resumed the LFC continues to operate and resumes its pro gram cycle from where it was when power failed F 7a If the power fails for a short time less than 10 minutes this will have no effect on the operation of the LFC If the power fails for a long time longer than four hours then the waste food in the drum is not mixed water is not injected and oxygen is not introduced This could turn the decomposition process form aerobic in the presence of oxygen to anaerobic in the absence of oxygen While the aerobic decomposition the normal method inside the LFC does not smell the anaerobic decomposition does smell Further the process is slowed inside the drum of the machine so a user cannot add waste food to the machine at the same rate as when the machine is powered After power has been restored the LFC will resume its cycle and will be working normally again after some time That time will be at least as long as the power had failed For example if the power failed for five hours then the LFC will be working normally again after a furthe
6. ate the land It is rich in nutrients just as if you had composted the waste food in a more traditional manner It will then make an ideal fertil izer However if the waste food has meats fats grease and spices such as salt and peppers the output may not be suitable You should test the output to see if you can use it In any case you need to filter the output before you can use it See Power Knot s application note on this Frequently Asked Questions FAQs Page 2 of 18 N GZ LFC Liquid Food Composter y power knot 1 14 How does the machine compare to an in sink disposal unit in terms of energy and water use Most municipalities do not permit the use of sink disposal units for commercial use They are common in residences in the US but are not common in most other parts of the world We there fore have no comparison available 2 Weighing the waste food 2 1 How does the LFC weigh the amount of waste food There are load cells mounted on each corner of the LFC These weigh the total weight of the LFC On installation the software calibrates itself so it knows the empty weight From there the software knows how much is in the LFC and how much is added each time 2 2 How does this help the operator The LFC reports when it is safe to add more waste food It does this with text on the touch screen and with an LED green means ok yellow means wait and red means overloaded 2 3 How does this help o
7. ater than this The point is that the output of the LFC does not affect the operation of the sewage plant or of what that plant eventually discharges 9 13 How will the change in composition of the water organisms increased nutrients from food affect the processes at the wastewater treatment plant In the US only about 0 06 of the material going to the sewage plant is solids The rest is water The LFC does not alter that balance In the sewage plant microorganisms are used to digest the solids The microorganisms that exit the LFC will continue to digest waste food as it travels to the sewage plant This actually helps to clean the drains of the facility Calibrating IDo not distur lt Completed 61 9 14 Have independent or third party studies been conducted to make sure these machines don t have an impact on the wastewater system Tens of thousands of the LFC machines have been deployed in Korea and Japan over the past 20 years In addition we have sold scores of machines in the USA Europe and Latin America Numerous studies have been conducted and found no more impact than discharging digested waste from humans 9 15 How does the machine compare to sending the waste to a bio gas waste to energy plant The LFC installs in the kitchen It requires minimal power and water to operate It is convenient to use because waste food can be added at any time It reduces smelly trash accumulated outside Hauling the wast
8. d authorized resellers carry stock of these items 9 Impact on the Environment 9 1 The LFC produces CO3 Isn t this bad for the envi ronment When the food was created it used photosynthesis IA and CO from the atmosphere to grow That CO is now released back to the environment It is a zero sum effect referred to as the carbon cycle and is perfectly natural just like the leaves that decom pose on the floor of a forest i OZ How much CO is created by the decomposition process 1 kg 1 Ib of dry organic matter creates about 0 44 kg 0 44 Ib of CO Waste food is typically 30 dry matter and 70 water So 1 kg 1 Ib of wet organic matter creates about 0 13 kg 0 13 Ib of CO5 The LFC 500 digesting 500 kg 1100 Ib of waste per day will create 66 kg of CO per day Ar standard atmospheric pressure this occupies a space of 42 litres 1 5 ft3 The rate of discharge is about 1 75 litre per hour 107 in per hour As a point of reference the average adult when resting inhales and exhales 450 litre per hour of air About 5 of that is oxygen that we have converted to CO2 so we typically output 23 litre of CO per hour 9 3 Where does the CO go after the waste food is decomposed The amount of CO created by the process is minimal see the previous question The CO falls through the bottom of the drum CO is heavier than air and also escapes when the door is opened 9 4 What about methane CH3 Isn t that c
9. data that is accessible from the touch screen This includes the status and settings of the LFC all statistics about usage and waste digested and all diagnostics 7 8 Is there a charge for all this No It s all free as long as you own the LFC 7 9 How much data is stored The cloud server stores the last five years of data 7 10 Can we control the LFC through the cloud No for security reasons this is not possible 7 11 How do I log in to see the data We use the Google Cloud services You need an account with Google which is free and then you can access the data 7 42 How many people in my organization can see the data There is one administrator That person can add five other people 8 Operating Costs 8 1 What items do I need to consider for annual operating costs The LFC uses water and electricity and has consumable items of Powerzyme and Powerchips 8 2 Is the electricity usage large No For our largest machine LFC 1000 the typical operating cost for electricity in the USA is under 1400 per year When installed in a hotel the electrical energy used by an LFC represents about 0 1 of the elec tricity used by the hotel Frequently Asked Questions FAQs Page 12 of 18 C m m WS LFC Liquid Food Composter never Nol y 8 3 Is the water usage large 8 4 8 5 8 6 8 7 No For our largest machine LFC 1000 the typical operating cost for water in the USA is under 500 per year When installed
10. e food as it decomposes All microor ganisms need water to survive Our LFCs are controlled by a microprocessor to optimize the pro cess and minimize the amount of energy and water required The default cycle is 20 minutes For our LFC 200 which can process up to 350 kg 770 Ib of waste food per day the machine sprays hot water onto the waste food for 40 seconds at the start of each cycle This uses about a gallon of water per cycle In addition during each cycle the machine uses cold water to wash out the cavity This uses about the same amount of water So in a day this machine uses about 520 litre 140 gallons of water Larger machines use more water smaller machines use less The default program can be modified to optimize for water temperature pressure type of waste food desired pH level of output and acceptable concentra tions of BOD TDS TSS and COD of the waste water How often do we need to clean the LFC Keep the outside of the LFC clean as you would with any stainless steel item in your kitchen Wipe the surfaces daily with a damp cloth Do not use soaps or detergents as these may enter the drum and kill the microorganisms The LFC is not designed to be soaked with a sponge or a hose pipe How often do we need to empty the LFC You don t need to clean or empty the inside of the LFC in the normal course of use The inside remains sanitary because the microorganisms are digesting any waste food they can You do
11. e to a remote facility uses resources and is less convenient Frequently Asked Questions FAQs Page 16 of 18 N NE GZ LFC Liquid Food Composter Se power knot 10 Product Quality and Service 10 1 Is the technology of the LFC proven and reliable Yes Much of the mechanical design and all of the hardware and software is developed in Silicon Valley California Power Knot s joint venture company Power Knot Korea completes the mechan ical design In this facility in Korea we have been making LFC machines since 1999 The current model is the fourth generation machine and joins thousands that are already deployed 10 2 The biochips from your competitor have to be changed every six months and their microorganisms are added all the time In ques tion 8 4 you say the Power Knot products last longer How can your Powerzyme and Powerchips last so long With our business partner in Korea we have been making LFCs for over 15 years We have more experience than most companies and we have taken care to apply that experience to the product development Our Powerzyme and Powerchips are both high technology items with significant R amp D behind them 10 3 What is the warranty on the LFC Three years bumper to bumper We believe we are the only company to be able to offer this and we can do so because of our great experience building reliable machines 10 4 What is the expected service life of the LFC 15 to 25 years 10 5 What serv
12. er can be adjusted depending on the moisture of the waste food This water all flows through to the output In addi tion the majority of the waste food is decomposed into water to a first approximation kg of water is converted to 1 litre of water 1 lb of waste food is converted to lb water 1 8 3 US gal lon For example if you use an LFC 100 the default water usage is 250 litre 70 gallon per day Sup pose you put in 100 kg 220 Ib of waste food per day that is converted to 100 litre 26 gallon The total water output from the machine is the sum of these 350 litre 96 gallons What is the composition of the grey water that 1s output This depends on the composition of the input It is not possible to give fixed numbers for BOD FOG TSS and TDS See Power Knot s application note for more details on this topic Is the BOD Biological Oxygen Demand of the exiting material zero No it is 50 ppm to 1000 ppm mg l depending on the type of food fed to the machine and when the output is sampled Over 97 of the material in the grey water is decomposed but some solid material exits the machine through the fine mesh screen This has not yet decomposed and causes 1 The TSCA is the Toxic Substances Control Act This is a law of the United States that 1s enforced by the Environmental Pro tection Agency the EPA Many other countries enforce the TSCA Frequently Asked Questions FAQs Page 15 of 18 ay LFC Liquid Food Compo
13. hese machines with a reputable financial company They can offer attractive terms and based on the needs of the customer they can tailor the lease in several different ways For a machine that processes up to 770 lb of waste food per day the approximate lease price is approximately 850 per month for four years For sales outside the USA please contact the authorized distributor for your territory or region Can we rent the LFC Power Knot rents the LFCs to fully qualified customers The minimal rental period is one year there is a deposit of three months rent due on signing the rental agreement the first month s rental is prepaid and freight must be prepaid prior to shipping Daily Usage Is the machine easy to use Yes You do not need to adjust the control panel in normal usage How often can we put waste food into the LFC The machine operates continuously and you add waste food at any time You can feed the machine 24 hours a day 7 days a week However we recommend you add waste food no more frequently than every 30 minutes This allows the machine adequate time to start the digestion of the last batch Frequently Asked Questions FAQs Page 6 of 18 N NE GZ LFC Liquid Food Composter y power knot 5 3 Would I be able to load the LFC s maximum capacity in a single batch No The maximum you can load is 80 of the rated capacity But we recommend that you usually add no more than 70 of the capacity If your process permi
14. icing do we need to do to the LFC Clean daily as described in question 5 13 Check the tension of the chain every six to twelve months Inspect for leaks every six months Supplement the Powerzyme microorganisms every nine to 18 months Replace the Powerchips every three to five years 10 6 What is the LFC made of The LFC uses stainless steel throughout It has e stainless steel chassis e stainless steel outer panels e stainless steel door e stainless steel handle e stainless steel shaft e stainless steel arms e stainless steel load cells to weigh the amount of waste food Stainless steel is a hard metal suitable for use in commercial and industrial kitchens Materials such as aluminum or plastic are soft and are difficult to keep clean Therefore Power Knot con structs its LFC only with stainless steel because other metals are unsuitable for business use Frequently Asked Questions FAQs Page 17 of 18 N NE ez LFC Liquid Food Composter sowerkiot y 10 7 What kind of stainless steel is used All steel is SAE standard 304 EN 1 4301 except the load cells The load cells are 2Cr14N1 10 8 Where are the LFCs made The LFCs are assembled in Silicon Valley California USA of US and foreign components The major component is the stainless steel chassis drum shaft and arms These are fabricated in Korea Our LFCs use motors from Europe gearboxes from Taiwan displays from China and electronics fabricated i
15. in a hotel the water used by an LFC represents about 0 3 of the water used by the hotel What is the ongoing cost for the consumable items Powerzyme and Powerchips You need to add more dry Powerzyme every two to four months and liquid Powerzyme every nine to 18 months depending on usage Depending on the size of the LFC that is about 125 for the LFC 50 to 2500 for the LFC 1000 when using liquid Powerzyme You need to replace the Powerchips every three to five years Depending on the size of the LFC that is about 440 for the LFC 50 to 8800 for the LFC 1000 So the average annualized cost of consumable items after the initial items need replacing 1s between 350 for the LFC 50 to 7000 for the LFC 1000 How do we know when to supplement the Powerzyme or change the Powerchips The LFC reports when it is time to service the LFC including when to supplement the Power zyme or replace the Powerchips However you may be able to observe when these items need attention The rate of digestion slows down when you need to supplement the Powerzyme or change the Powerchips If the diges tion has slowed and your Powerchips are less than three years old supplement the Powerzyme If your Powerchips are over three years old and when you last supplemented the Powerzyme the rate of digestion was not fully restored then change the Powerchips the next time you plan to sup plement the Powerzyme How long does it take to suppleme
16. inutes so there is no time for the waste to start to smell But if the waste has started to rot and is smelly the aerobic decomposition will take over shortly after the waste is put into the LFC This will then reduce or eliminate the smells 1 5 Is the LFC noisy No The motor in LFC turns the food only for a quarter of the time The rest of the time there is little source of noise We use a large motor that is not under stress and it therefore operates qui etly In most kitchens the last thing you will hear is the LFC 1 6 How long does it take to decompose waste foods The LFC decomposes most waste foods in 12 hours Within 24 hours 97 of the waste food is decomposed Frequently Asked Questions FAQs Page 1 of 18 oY LFC Liquid Food Composter Ss ee power knot 1 7 Is this rate of decomposition based on the size of the LFC No Each machine digests its rated capacity in the same time For example if you put 50 kg of waste into an LFC 50 and put 1000 kg of the same type of waste into an LFC 1000 the machines would digest these amounts in the same time 1 8 How can the LFC decompose the waste food so quickly The LFC has a microprocessor that optimizes the decomposition process The LFC keeps the waste food moist but not too wet The LFC allows the waste food to generate significant heat for 75 of the cycle We have a proprietary blend of microorganisms and enzymes called Power zyme to cause the decom
17. n the USA and China All assembly testing and burn in are done in Silicon Valley California 10 9 Why are the chassis of the LFCs made in Korea It has been mandatory to properly dispose of waste food in Korea for over 15 years Much tech nology has evolved to meet the need Machines have been exported from Korea to Japan to meet the growing need there The US is now becoming aware of the problems associated with waste food and we are capitalizing on all the experience learned in Korea Further we maintain very high quality with our LFC machines again building on 15 years of experience in manufacturing the machines To replicate this in the US would result in a product that is more costly We add vital components in the US to tailor the products for the markets we serve 10 10 What is the maintenance and service plan for the LFC machines Power Knot has arrangements with service companies throughout the US They can provide annual maintenance and repairs in the event of a failure Our international offices and interna tional distributors are responsible for the servicing of the LFCs they sell However the machines are very reliable are designed for a life time of 15 to 25 years and require only minimal periodic maintenance or service 10 11 In the event of a failure how long does it take to repair the LFC Power Knot carries stocks of parts in Milpitas California and can ship for next day delivery Many of our international office
18. need to replace the Powerchips periodically as explained in question 8 4 and that might be the only time you clean out the machine Frequently Asked Questions FAQs Page 9 of 18 N NE ez LFC Liquid Food Composter y power knot 5 15 Will the LFC decompose eco friendly compostable plates and cutlery Yes but there are products that claim to be bio degradable that do not decompose on the land fill in a compost pile or in the LFC We have tested several brands of biodegradeable plates and cups The majority of these items disappeared in minutes but some leave a residue that takes a long time to decompose Knives and forks do not decompose 5 16 Is there a minimum daily waste food production required for the machine Yes the microorganisms need waste food to survive If they don t get food for 10 days they may die and then need to be replaced before waste food is again added For any machine we recom mend it should have no less than 10 of its maximum rated capacity of waste food per day Leav ing the machine without food over a long weekend is acceptable 5 17 What happens if we take a break Do we have to add food every day The microorganisms may die if they don t have food for about 10 days So take a weekend off but if you have a long holiday you may need to add more Powerzyme on your return 5 18 Can I turn the unit off in the evenings or at the weekend if we don t generate waste food then No Leave the m
19. nt the Powerzyme What s the process For the dry powder Powerzyme you just throw in the bag of microorganisms into the drum on the service schedule indicated by the LFC For the liquid Powerzyme you should activate it for five hours in warm water and then gently pour it into the drum over the waste food The time to supplement the dry Powerzyme is two minutes The labor time to supplement the liq uid Powerzyme is 30 minutes How long does it take to change the Powerchips What s the process Preferably you should stop putting waste food into the drum 48 hours in advance of the change of the Powerchips You then scoop them out or use an industrial wet and dry drum vacuum cleaner to remove them You recycle this plastic Once the drum is empty you pour the new Powerchips into the drum The total time is between 10 minutes for the LFC 50 to 60 minutes for the LFC 1000 1 See question 1 9 for a brief description of the two types of Powerzyme Frequently Asked Questions FAQs Page 13 of 18 N NE ez LFC Liquid Food Composter power knot 8 8 Are the Powerzyme and Powerchips covered under warranty Who will do the work No These are consumable items and not covered under warranty If you have purchased your LFC Power Knot or its authorized service representative can supplement the Powerzyme or replace the Powerchips This would be at your expense 8 9 Where do we buy the Powerchips and Powerzymes Power Knot s offices an
20. our territory or region i Will the installation of the LFC cause a solid waste surcharge The grey water that is discharged is simply that it has passed through a mesh with holes that are just smaller than 1 mm there is no solid in there It is healthier than a commercial dishwasher which may have waste food from plates going down the drain untreated 3 13 Will my drain pipes become clogged after I install the LFC This grey water contains nutrients and microorganisms that will continue to digest any waste it encounters on its way After a while the pipes are cleaner than before 3 14 Does the grey water clog the grease trap No On the contrary the grey water discharged from the LFC contains microorganisms that will digest the grease that is in the trap The grey water contains very little grease or fat because that is digested inside the machine Although the use of the LFC will not Waste in LFC now 97 obviate the need to clean the grease trap it should Waste ingested today 216 increase the time between the cleanings History History 3 15 A local casino treats their own water and recycles it o _ Would this be an advantage for them or would it cause more problems for them in their local sewer treatment The grey water flowing to the sewer is beneficial to the environment and to the processing of sewerage The grey water contains microorganisms and mostly 97 processed waste food Unprocessed waste food and chemical
21. output and pump it higher These pumps are small and low cost Full details are provided in our User s Manual 3 8 How do we determine what size of LFC to buy Weigh the waste every day and make a record of it Alternatively weigh the waste food on Satur day Monday and Wednesday if you can t weigh it every day for a week Take an average Also the capacity of a machine is based on the duration of your working day If you add the same amount of waste food at regular intervals over an 18 hour day you will need a smaller machine than if you dispose of the same amount of waste food over an eight hour day Frequently Asked Questions FAQs Page 4 of 18 ay LFC Liquid Food Composter Ww E power knot 3 9 We anticipate our business will grow over the next few years Can we buy a larger machine today than we currently need Yes Buy some extra Powerchips to fill the extra space Remove these as the amount of your waste food increases You need the amount of waste food and Powerchips to be above the shaft of the arm inside the LFC 3 10 How long does it take to install an LFC Usually a few hours However if you need to run power and water to the location it may take longer 3 11 Can Power Knot arrange for installation Yes we have arrangements with local service companies throughout the US They can fully sup port the installation and commissioning of the LFC Outside of the USA please contact the authorized distributor for y
22. position to take place as fast as possible Finally we use a proprietary method to create our Powerchips These Powerchips remain in the drum at all times and are very porous They house the microorganisms and rapidly disperse them among the waste food 1 9 What is the Powerzyme Is it safe We offer two types of Powerzyme liquid and dry powder Mostly we provide the liquid Power zyme as it is lower cost and can last longer We provide the powder Powerzyme exclusively for exports to certain countries and also where the customer has special requirements for the diges tion of the waste food They are both safe See also question 9 6 and question 9 7 1 10 Where does the LFC get the oxygen from to use in the decomposition process Oxygen is added each time you add waste food It is also present in the water that is injected into the drum 1 11 What happens to the decomposed foods They exit the LFC as nutrient rich grey water You normally put this down the drain Hot water 1 12 Can the output go down a storm drain Cold water No The output of the LFC must flow to a sewer drain Thisis 1 usually a floor level drain that is commonly found in com Ne mercial kitchens J Neath 1 13 Can we use the output of the LFC as fertilizer to irrigate Grey water out J the land Possibly If you feed the machine with only waste from the preparation of fruits and vegetables then what comes out of the LFC could be used to irrig
23. r five hours once the power is restored If the power fails for an extended period longer than 36 hours then the microorganisms may not recover and may need to be supplemented after power has been restored This will reintroduce the aerobic microorganisms that are prevalent in the Powerzyme The power should not then fail for at least 24 hours so that these microorganisms can digest all the remaining waste food in the LFC Frequently Asked Questions FAQs Page 10 of 18 N GZ LFC Liquid Food Composter ee EE power knot 6 Configuration and Data 6 1 How do we configure the LFC ee Clock set date amp time Date amp time formats Backlight The LFC has a color touch screen with a modern user M interface Most customers don t need to touch this Faitomatic 1 password Configure screen you can install the LFC turn it on and the able ems Ethernet default program works well Factory ignore ignore data sensors 6 2 Is the touch screen easy to use os service Reset Yes it is driven by a menu like a tablet or mobile phone 6 3 What data is available Through the touch screen you access all the configuration control status usage data statistics and diagnostics Data about the amount of waste food ingested are available numerically and graphically 6 4 What prevents an operator from making changes to the configuration The setup is all protected
24. rain snow and dirt It must also be in a location that does not get hot The maximum ambient air temperature is 35 C 95 F 3 4 What are the basic requirements for installation You need hot and cold water or only hot water or only cold water a floor drain and electricity The LFC 50 LFC 70 and LFC 100 use single phase power the larger machines use three phase power 3 5 Why do the larger LFCs use three phase Can we get them in single phase Three phase motors are more efficient generate less heat and noise and last longer The LFC 200 is available in single phase 230 V but the it is normally supplied in 3 phase The larger LFCs are exclusively available in 3 phase 3 6 Do the LFCs use lots of electricity and water No For an LFC 200 they cost about a dollar a day Smaller machines are less and larger machines are more The maximum amounts of water and electricity used are listed on our web_ site Scroll down to Sizes and click on USA Units or ROW Units In practice the amount of water and electricity consumed are typically 80 of those values listed in the table See also sec tion 8 on page 12 3 7 Does the output have to go to a floor drain or can we use a wall drain The output of the LFC is at the bottom of the machine 75 mm 3 above the floor The output is not pumped it just flows out with gravity If the drain is higher than the output you need to con nect a sump pump to the output This will take the
25. reated in the process No The decomposition in the LFC is aerobic see also question 1 3 Frequently Asked Questions FAQs Page 14 of 18 LFC Liquid Food Composter SA QQ EE power knot 25 Are there any chemicals used in the LFC 9 6 9 7 9 8 9 9 9 10 No The decomposition takes place in a natural way using microorganisms Microorganisms are around us everywhere and are responsible for digesting all types of waste We have a special blend of microorganisms Powerzyme that accelerate the decomposition of most foods Our LFC can decompose most waste foods within 24 hours Is the Powerzyme harmful to people or the environment No The blend of microorganisms and enzymes is safe to touch and the vapor from it is safe to inhale The Powerzyme is non toxic and non hazardous You need to take no special precautions if you accidentally spill it What are the microorganisms All microorganisms used in the LFC are naturally occurring and none is genetically modified The Pow erzyme complies with all applicable rules or orders under the TSCA and does not contain any chemical substance in violation of the TSCA or any applicable rule or order under the TSCA How much grey water does the LFC output The LFC uses water to maintain the proper environ ment within the drum to speed decomposition The LFC also uses water for the washout The sum of these is shown on the data sheet and our web site but the amount of wat
26. s international distributors and service companies carry small parts and can therefore repair an LFC the same day Power Knot provides safe and economically sound solutions for commercial industrial and military customers globally seeking to reduce their carbon footprint The Liquid Food Composter LFC allows customers to reduce the expense inconvenience and mess of disposing of waste food that would otherwise be hauled to a landfill Models are available that process from 100 Ib per day to 2000 Ib per day of waste food Our technologies are proven available today have been in reliable use for many years and offer a payback period typically of less than three years Power Knot has its headquarters in Milpitas California For more information access www powerknot com Copyright 2010 2015 Power Knot LLC All rights reserved 2015 01 28 Frequently Asked Questions FAQs Page 18 of 18
27. s from the dishwasher are a much bigger problem 3 16 Are any special permits necessary to use the LFC No The LFC connects like a dishwasher It is more sanitary than a dishwasher and is safe to be installed in the kitchen Frequently Asked Questions FAQs Page 5 of 18 mA C m m WSF LFC Liquid Food Composter never ol y 3 17 Does Power Knot have LFCs for use where the ac mains voltage is 240 V instead of 110 V 3 18 Yes we have designed our LFCs for use globally Our three smaller machines support 240 V sin gle phase and the four larger LFCs require 415 V three phase The voltages are listed on our web site Scroll down to Sizes and click on USA Units or ROW Units Can we operate the LFCs on a DC Supply No All motors are ac The larger motors are 3 phase 4 Purchase 4 1 4 2 4 3 4 4 4 5 D2 Can we buy the LFC outright Yes Where does the product ship from Power Knot carries stock and ships from Milpitas California Our international offices and autho rized international distributors also carry stock When we order an LFC do we need to buy the Powerchips and Powerzyme separately New machines come with the correct amount of Powerzyme microorganisms and Powerchips bio chips You should not need any more Powerzyme for about nine months and you don t need to replace the Powerchips for about four years Is leasing available for the LFC For sales in the USA Power Knot have pre approved leases on t
28. ster SA E power knot the high BOD If you measure the BOD accumulate the output over a 24 hour period or 168 hour period if there are days when the machine is lightly used Mix the output and send the sam ple to the lab for testing The average is less than 300 ppm 9 11 What is the FOG fat oil and grease content of the output If you throw oil into the machine it may easily exit the mesh immediately and hence get down the drain untreated However lumps of fat for example on meat will be digested before they can pass through the mesh Therefore do not add liquid oil to the LFC but solid pieces of fat are ok 9 12 Will the increased nutrients in the water affect the BOD biological oxygen demand It is not the nutrients that increase the BOD It is the undigested waste food that does that At the bottom of the LFC is a fine mesh that keeps waste food in the machine until it is digested It then exits as water However as some waste food becomes small it can go through the machine undi gested So as much as 3 of the product in the grey water is undigested waste food For this to be digested as it travels to the sewage plant and in the plant itself the microorganisms require oxy gen hence the demand Untreated sewage has a BOD of about 200 ppm mg l in the US The output of the LFC is typi cally about the same as this The BOD of a pristine river is below 1 mg l and the sewage plant strives to ensure its discharge is no gre
29. ts only being able to add waste in one batch buy a larger machine For example if you want to dispose of 200 kg per day in a single batch buy an LFC 300 with a capacity of 300 kg 70 of 300 kg is 210 kg so this can go into the machine once per day 5 4 What waste food can be fed into the machine Anything that can go in your stomach can go into the LFC The Powerzyme is designed to digest a mixture of waste foods comprising fruit vegetables cheese breads fish and meat Chop larger items like the heads of pineapple and watermelons as digestion will occur at a faster rate Power Knot has a special blend of microorganisms designed specifically to digest waste fish ee _ er r a r N Fish bone Meat Stew Egg shells Yes Can go in LFC JI What waste cannot be fed into the machine The following organic materials cannot be fed into the machine shells such as oyster and mussel corn husks large bones nuts such as those from avocado and peach and oils Food that is oily is fine to go into the machine you just cannot pour liquid oil into the machine The following inorganic materials cannot be fed into the machine paper china glass plastic rubber cutlery and any chemicals You must also minimize organic materials that are very fibrous such as corn husks but corn cobs are ok and lemon grass 5 6 Can we add frozen foods to the LFC No This will cause the temperature inside the machine to drop and
30. ur company You can see the amount of waste that is ingested by the hour day week month and year This is also converted by the LFC to report the amount of CO equivalent that is diverted from the land fill 2 4 How accurate are these measurements On an LFC that is properly installed and calibrated the results are better than 1 accuracy Even the largest LFC the LFC 1000 can detect something as small as an orange is added to the drum Zo How far back can I see the data The LFC stores the data for 24 months 2 6 Can I access this data remotely Yes See section 7 for details 3 Installation 3 1 Where do we install the LFC The LFC is intended to be installed in the kitchen This is where the majority of waste food is accumulated and it is therefore more conve nient to easily dispose of the waste Frequently Asked Questions FAQs Page 3 of 18 N NE GZ LFC Liquid Food Composter y power knot 3 2 Space in a kitchen is at a premium Is footprint an issue for these machines The typical machine is the size of a desk or a chest freezer You may find that you eliminate large buckets of waste food that you accumulate during the day because the waste food now goes directly into the machine If you eliminate several such buckets you ve got the room for the LFC 3 3 Can we install the LFC outside We do not recommend it If you must install it outside 1t must be under a cover and protected from the elements

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