NATURA NWSB SERIES 3 Installation And Maintenance Instruction Manual

Summary of NWSB SERIES 3

  • Page 1

    1 installation and maintenance instruction manual for natura model nwsb series 3 water dispenser natura engineering & technical service dept. 222 east campus view blvd columbus, ohio 43235 u.S.A..

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    2 index 1. Important recommendations 2. Safety warnings 3. General 3.1 purpose of the manual 3.2 authorized center for technical assistance 3.3 description of functions 3.4 technical information 3.5 usage limits 3.6 proper use of machine 3.7 improper use of machine 4. Transportation 4.1 transportati...

  • Page 3: What’S Included

    3 cold still cold sparkling room temperature still water refrigeration unit drip tray filter set co 2 pressure regulator tubing what’s included faucets (not assembled to unit for shipment) 3/8” od 1/4” od water valve and pressure regulator assembly.

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    4 1. Important recommendations: o to avoid electrical shock always unplug the unit from the electrical outlet before opening the top cover. O use only original and new parts to guarantee the reliability, optimization, and performance of the unit. O if the unit has not been used for a long time, it s...

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    5 3. General: 3.1 purpose of the manual this manual is an integral part of the unit and must be given to the purchaser. It was edited with the purpose of supplying the user and service personnel, in a clear and comprehensive manner, all necessary information for the use and maintenance of the natura...

  • Page 6

    6 c) refrigeration the refrigeration phase (diagram 2) following carbonation, the water travels through the cooling coils immersed inside a thermally insulated plastic water chiller bucket containing the ice bank. The refrigeration system is controlled by a thermostat device that regulates the tempe...

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    7 water inlet water flow during working process diagram 1: basic water filtration process insulated plastic bucket evaporator coil diagram 2: example of refrigeration system nano ceram filtration sediment filter 1 carbon filter 2 refrigeration & carbonation unit unit filtration box water chiller coi...

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    8 diagram 3: hydraulic schematic of the carbonation system diagram 4: classic layout of the 3 main components / unit diagram 5: thermostat diagram 6: co2 canister/regulator located on the back 1. Carbonator tank. 2. Level float. 3. Switch box. 4. Carbonator pump and motor. 5. Co 2 and h 2 o check va...

  • Page 9

    9 diagram 7: changing the air filter step 1 step 2 step 3 1- remove two screws 2- lift front edge of top 1 inch 3- push the top back and remove 4- lift and remove the air filter 5- replace air filter and reverse the steps to replace the top step 4 step 1.

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    10 3.5 usage limits o connect to a potable water supply only. If the water has high turbidity or sediment, then install an additional pre-filter prior to the main filtration box. O the unit cannot be used to treat sewage, salt water, chemically conditioned water, or water with physical or bacterial ...

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    11 5. End-user maintenance instructions: 5.1 proper care o the faucet nozzles should be wiped on a daily basis with clean cotton rug or non abrasive sponge and warm or hot water. O the spillage collection tray (drip tray) should be emptied and washed with hot water on a daily basis. O the external s...

  • Page 12

    12 attention : this section of the manual is for qualified service technicians only! 6. Installation: 6.1 directions for unpacking o cut the banding straps on the carton o remove the top, top pad and cardboard sleeve o with the help of another person, lift the unit up off the bottom pad and place in...

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    13 6.3 directions for proper placement of the components o place the unit in an appropriate and hygienic location, far from heat sources and with adequate ventilation on a flat, leveled, solid and smooth surface. The surface must be able to support the120 lb weight of the unit. O locate the unit wit...

  • Page 14

    14 6.4 connection to the water line warning: do not use with water that is not microbiologically safe or of an unknown quality without adequate disinfection before or after the unit. O connect a ball valve/regulator assembly (included) to the main water supply. A ball valve/ regulator assembly are i...

  • Page 15

    15 o connect the 3/8 od tubing (supplied) to the quick connect fitting on the outlet of the filtration box. O connect the other end of the 3/8 od tubing to the natura ™ water refrigeration unit. To do this, reach inside the top of the unit (the unit is already opened) and find the coil of tube that ...

  • Page 16

    16 proper quick connect fitting connection instructions connections between the pressure regulator, filtration unit and water refrigeration unit are accomplished using plastic tubing and push-together quick-connect type fittings. Plastic tubing 1. Cut tube ends square and straight. Do not deform the...

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    17 6.6 start up procedure o make sure that all of the connections, described above, have been made. O turn on the water ball valve and check for leaks. Check the faucet connections, open the pressure relief valve located on the carbonator tank by lifting the red lever (vertical). Keep it open until ...

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    18 7. Maintenance: note: service maintenance should only be carried out by qualified personnel, and only use original natura replacement parts and equipment . Attention: the unit is plugged into 115vac-60 hz. Always disconnect the power cord from the outlet before working on the unit. 7.1 regular ma...

  • Page 19

    19 o insert a new filter cartridge making sure that it slips down over the sump standpipe. The sediment filter (white) installs on the left (inlet) side. The carbon filter (black with netting) installs on the right side. O screw the sump onto the cap and hand tighten. Do not over-tighten. Make sure ...

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    20 12. Troubleshooting: note: only specialized or qualified personnel should intervene or carry out repairs on the natura™ purifiers. Problem possible cause suggestion unit not working. - no power. - check the power outlet and connections and the circuit breaker. The refrigeration system is working ...

  • Page 21

    21 the water temperature comes out warm. - thermostat is set to minimum. - water insufficient level in the tub. - agitator has stopped. - set the thermostat to number 4 or 6 setting and wait a few hours (upper middle setting) - add water to the bucket. - restart the unit or replace the agitator. The...

  • Page 22

    22 water does not come out of the faucet. - the water is frozen around the coils. - water tubes are clogged. - water tubes are kinked. - polycarbonate adaptor to the faucet is seized. - the knob regulating the adaptor is closed. -if ice has formed in the chiller bucket, lower the thermostat to 3. - ...

  • Page 23

    23 12. Product specifications model: nwsb series 3 dimensions: refrigeration unit filtration box length 17” + 5” drip tray 6-1/32” width 17” 12-9/16” height 17-7/8” 12” weight 94 lbs 10 lbs refrigerant: 5 ounces, r-134a input voltage: 115 vac, 60 hz, single phase amperage: 10 amps fla minimum ambien...