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PREVENTIVE MAINTENANCE SCHEDULE

The Required Maintenance Schedule specifies how often you should have your pump inspected and serviced. It is
essential that your pump be serviced as scheduled to retain its high level of safety, dependability, and performance. Not
performing these tasks could result in catastrophic failure.

TASKS

DAILY

WEEKLY

FIRST

100 HRS.

EVERY

500 HRS.

EVERY

1500

HRS.

PLAN

FOR

EVERY

3000 HRS.

EVERY

10000

HRS.

INSPECTION TASKS

Clean Filters*

X

Water Leaks

X

Oil Level

X

Pulley

X

Belts

X

Inspect Plumbing

X

SERVICE TASKS

Pump Oil

X

X

Routine Service Kit

X

Crankcase Rebuild Kit

X

Manifold Rebuild Kit

X

Crankshaft Bearings

X

* If applicable for system

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Содержание LW-160

Страница 1: ...2820 Shelter Island Drive 802 S E 17TH Street Causeway 155 Blue Heron Blvd San Diego CA 92106 Ft Lauderdale FL 33316 Riviera Beach FL 33404 800 774 9292 619 226 4195 800 625 8802 954 523 4900 866 881...

Страница 2: ......

Страница 3: ...ENERAL THEORY OF OPERATION 8 3 1 REVERSE OSMOSIS THEORY 8 3 2 APPLICATION OF REVERSE OSMOSIS 8 3 3 PRODUCT WATER QUALITY STANDARDS 9 3 4 FACTORS AFFECTING PERMEATE PRODUCTION 10 3 4A TEMPERATURE CORRE...

Страница 4: ...CHANGE PROCEDURE 18 6 0 MEMBRANE REPLACEMENT 20 6 1 PRESSURE VESSEL DISASSEMBLY 20 6 2 PRESSURE VESSEL ASSEMBLY 21 7 0 FREEZE PROTECTION 22 8 0 TROUBLESHOOTING 24 9 0 PLUMBING DIAGRAMS 25 10 0 PARTS R...

Страница 5: ...ED FROM INSTALLATION DATE START UP PERFORMANCE READINGS MEASURE AFTER 3 AND 24 HOURS OR PRESSURIZED TIME IN SIMILAR CONDITIONS 3 Hours 24 Hours FEED WATER TEMPERATURE FEED WATER SALINITY IF KNOWN BATT...

Страница 6: ......

Страница 7: ...n ppm HOW TO USE YOUR MANUAL This User Guide Reference Manual contains important information about the safe operation and maintenance of your Little Wonder Vertical units We advise you to please read...

Страница 8: ...2 3 chem 2 Membrane type Thin film composite Table 1 0 Performance Characteristics For inlet pressure greater than recommended limits install pressure regulator NOTE REGARDING WATER PRODUCTION The RO...

Страница 9: ...Village Marine Tec Freshwater From the Sea Little Wonder Frame Plumbing Diagram 2008...

Страница 10: ......

Страница 11: ...box 85 0102 Preservative Cartridge Kit Chemical 3 2 box 85 0103 Filter 5 micron 10 sq ft 1 ea 33 0117 Filter Carbon 10 sq ft 1 ea 33 0311 Aqua Pro High Pressure Pump Oil 1 qt 85 0050 Table 1 2 VMT Ap...

Страница 12: ...th a ball valve seacock and optionally a sea strainer The Little Wonder FRAME SHOULD NOT SHARE a through hull feedwater intake Village Marine Tec recommends the Little Wonder HAVE its OWN dedicated th...

Страница 13: ...sh Valve Figure 2 4 Carbon Filter with Freshwater Flush Valve Isometric Views NOTE Village Marine Tec recommends the Manual Freshwater Flush Assembly be installed BELOW waterline However the valve can...

Страница 14: ...with an diameter hole Discharge line is required to be ABOVE waterline Refer to Figure 2 1 If connecting to a common drain tee in from above so that backflow contamination to the watermaker from other...

Страница 15: ...e type and size of conduit wire diameter and class or wire insulation depending upon the amperage and environment NOTE The power supply should always be of greater service rating than the requirements...

Страница 16: ...water flows out of solution and across the membrane to the permeate side Discounting the effects of feedwater temperature and salinity the operating pressure normally required to produce significant...

Страница 17: ...er A system such as this is said to have a salt passage of 1 Figure 3 Simplified Schematic of an RO System 3 3 PRODUCT WATER QUALITY STANDARDS This RO unit will produce permeate product water with a q...

Страница 18: ...meate output when feedwater temperature and salinity is other than nominal The operator can do this by controlling system pressure manually via the backpressure regulation valve located in the system...

Страница 19: ...correction factor from Table 3 2 to give the calculated system output under standard conditions 25 C Example Raw water temp 15 C TCF 1 47 Actual product flow 5 67 gph Calculation 5 67 x 1 47 8 3349 gp...

Страница 20: ...start the pumps Refer to Figure 4 1 On AC powered units a separate switchbox allows the boost pump to be started before the HP pump Step 6 Upon initial start up inspect all plumbing connections in the...

Страница 21: ...arameters after 3 and 24 hours of operation use the sample log sheet provided in Figure 5 2 and the start up sheet on page vii 4 1b TO SHUT DOWN THE UNIT Step 1 As the RO unit is running turn the High...

Страница 22: ...eshwater flush procedure is necessary to prevent clogging and growth of organic contaminants in the RO system and its membranes The flush pushes out older stagnant seawater saltwater out of the membra...

Страница 23: ...tments is the same a specific chemical solution is circulated through the system for a pre determined length of time NOTE All cleaning and preservation procedures should be performed with freshwater t...

Страница 24: ...lar RO use Prior to cleaning the membranes verify that any reduction in product output is not the result of a corresponding variation in raw water inlet temperature or salinity Refer to Section 3 4 FA...

Страница 25: ...it is now preserved and can be left as is for 6 months in temperate climates or 4 months in the tropics After that flush unit and represerve Make sure the High Pressure Bypass Valve is in Cleaning pos...

Страница 26: ...anual DO NOT RUN PUMP WITHOUT OIL IN THE CRANKCASE Step 1 Turn off all power sources and switches Step 2 Before changing the oil obtain a container i e tray or catch basin to collect the oil drainage...

Страница 27: ...INTENANCE 19 VMT v JUNE 2008 Figure 5 2 Sample Operational Log Date Total Hours HP Pump Inlet Pressure AC UNITS RO Array Pressure Product Flow GPH Brine Flow GPH IF KNOWN Prod water TDS ppm Water Temp...

Страница 28: ...e vessel end collar Refer to Figure 6 1 Place an appropriate sized slot screwdriver in each slot Twist both screwdrivers until the end plug breaks loose from the pressure vessel The screwdrivers can n...

Страница 29: ...IL CAN DAMAGE YOUR UNIT AND REDUCE MEMBRANES PERFORMANCE Step 4 Align the membrane so the end without the brine seal enters the feed end of the pressure vessel first Slide membrane into pressure vesse...

Страница 30: ...ter and make up sufficient solution to fill your prefilter housing Step 1 Close inlet seacock and flush unit with fresh water Refer to Section 5 1 TO FLUSH LITTLE WONDER UNITS Step 2 Remove the 5 micr...

Страница 31: ...then close the HP bypass valve slowly and check fresh water generation Record into your log sheet ALTERNATIVE FREEZE PROTECTION METHOD Instead of applying propylene glycol to the RO system an alternat...

Страница 32: ...ard through the brine discharge Flow should be about a quart a minute 2 Always check for loose connections or broken wires when checking electrical parts Check for good voltage at the high pressure pu...

Страница 33: ...PLUMBING DIAGRAMS 25 VMT v JUNE 2008 9 0 PLUMBING DIAGRAMS...

Страница 34: ...Village Marine Tec Freshwater From the Sea Little Wonder Frame Plumbing Diagram 2008...

Страница 35: ...PARTS REFERENCE 26 VMT v JUNE 2008 10 0 PARTS REFERENCE...

Страница 36: ...Little Wonder Frame Main Parts Reference Village Marine Tec 2008 Freshwater From the Sea...

Страница 37: ...MANUFACTURER S LITERATURE 27 VMT v JUNE 2008 11 0 MANUFACTURER S LITERATURE...

Страница 38: ......

Страница 39: ...ST 12 DETACHING THE MANIFOLD FROM THE CRANKCASE 13 ROUTINE SERVICE KIT 13 VALVE ASSEMBLY ROUTINE SERVICE 13 MANIFOLD SEAL ROUTINE SERVICE 14 CRANKCASE SEAL ROUTINE SERVICE 15 SERVICING THE CRANKCASE 1...

Страница 40: ...4 Fig 4 Orientation for Manifold Seal Servicing 15 Fig 5 Plunger Retaining Bolt Assembly 16 Fig 6 Seal Retainer 16 Fig 5 Plunger Retaining Bolt Assembly 18 Fig 6 Seal Retainer 18 Fig 7 Manifold Assemb...

Страница 41: ...LIST OF TABLES Table 1 Approximate Horsepower Required 3 Table 2 Tool List For Pump Service 12...

Страница 42: ...ded to 60 PSI Maximum Fluid Temperature 120 degrees Fahrenheit 82 degrees Celsius Model Number Capacity Inlet Port Size Discharge Port Size Dimensions L x W x H Weight Shaft 708 1 15 GPH 50 NPT 25 NPT...

Страница 43: ...To drive the pump to give the desired discharge volume for your specific application equation 2 1 is to be used PULLEY SELECTION It is essential that an appropriate pulley size be selected to meet you...

Страница 44: ...Pressure PSI Flow GPH Speed RPM 800 1000 29 710 26 33 28 686 26 32 27 661 25 31 16 637 24 30 HP Required 708 3 2 3 GPM Working Pressure PSI Flow GPM Speed RPM 800 1000 2 5 1774 1 37 1 71 2 3 1632 1 26...

Страница 45: ...r valve must be installed to prevent over pressure in the event that the discharge or down stream plumbing becomes restricted or is turned off Severe damage to the pump will result if this condition o...

Страница 46: ...this requirement Provide adequate baffling in the tank to eliminate air bubbles and turbulence Install diffusers on all return lines to the tank INLET LINE SIZE Inlet line size should be adequate to a...

Страница 47: ...over pressurization control inlet flow contamination or temperature and provide ease of servicing 1 An inlet supply shut off valve is recommended to facilitate maintenance 2 A standpipe can be used i...

Страница 48: ...endability and performance Not performing these tasks could result in catastrophic failure TASKS DAILY WEEKLY FIRST 100 HRS EVERY 500 HRS EVERY 1500 HRS PLAN FOR EVERY 3000 HRS EVERY 10000 HRS INSPECT...

Страница 49: ...ATURE DATE 100 Oil 500 Oil 1000 Oil 1500 Service Kit Oil 2000 Oil 2500 Oil 3000 Service Kit Full Kit Oil 3500 Oil 4000 Oil 4500 Service Kit Oil 5000 Oil 5500 Oil 6000 Service Kit Full Kit Oil 6500 Oil...

Страница 50: ...place with a rebuild kit Worn high pressure seals abrasives in pump fluid severe cavitation inadequate water supply stressful inlet conditions Replace seals with manifold rebuild kit not service kit I...

Страница 51: ...it not service kit Excessive play in the end of the crankshaft Worn bearing Replace bearing Oil leaking in the rear portion of the crankcase Damaged or improperly installed crankcase cover crankcase c...

Страница 52: ...arge valve or worn inlet or discharge valves Check for smooth surfaces on inlet and discharge valve seats If signs of wear or damage are present return to factory for service Check supply tank for con...

Страница 53: ...any part of the pump TOOLS NEEDED Table 2 Tool List for Pump Service 3 16 Allen Wrench Phillips Head Screwdriver 1 4 Allen Wrench Pick 7 16 Socket Socket Wrench or Combination Wrench Snap Ring Pliers...

Страница 54: ...a If the manifold assembly locating dowel pins 53 fall out reinsert them into the manifold alignment pin holes Fig 2 Manifold Assembly Removal ROUTINE SERVICE KIT The following are the part numbers fo...

Страница 55: ...Complete valve assembly shown in Fig 3 Fig 3 Valve Assembly NOTE There are two different valve plug designs Inspect the manifold 38 for debris or other fouling and clean if necessary Inspect the valve...

Страница 56: ...the pick remove the plunger rod oil seal 7 from the crankcase Inspect the seal retainer washers 8 for damage if none evident then reuse if damage is evident consult the factory Insert new plunger rod...

Страница 57: ...ocket Apply Aqua Pro s special Ceramic Lubricant PN 90 1604 to the ceramic plungers 26 Slide the seal retainer over the ceramic plungers 26 Make sure that the flanged side is close proximity to the ma...

Страница 58: ...s and parts to do the following 7 16 Socket Socket Wrench Torque Wrench Seal Oil Plunger Rod 7 PN 70 6018 Washer Plunger Retainer 27 PN 70 6035 O Ring Plunger Retainer 26 PN 70 6012 Slinger Barrier 24...

Страница 59: ...r retainer bolt 29 and torque to 100 in lb using a 7 16 socket Apply Aqua Pro s special Ceramic Lubricant PN 90 1604 to the ceramic plungers 26 Slide the seal retainer over the ceramic plungers 26 Mak...

Страница 60: ...side bearing cap 17 Install o ring 15 in o ring groove on the crankshaft bearing caps 16 17 and reinstall caps on pump Install the 4 socket head cap screws 19 onto each of the bearing side plates and...

Страница 61: ...ntenance other than rebuild and service kits voids the warranty if not performed by factory trained personnel SERVICING THE MANIFOLD The following are the procedures for servicing the crankcase assemb...

Страница 62: ...rings 48 from each of the adapters Install the new o rings 48 provided with the kit onto each of the adapters Reinstall each of the adapters onto the manifold assembly tighten adapter with 3 4 Socket...

Страница 63: ...plug o ring 46 onto valve plug 47 Install the valve spring 45 onto the valve plug 47 it should now be attached to the plug Press the valve 44 onto the valve spring 45 Complete valve assembly shown in...

Страница 64: ...he seals for removal and installation as shown in Fig 10 Fig 9 Orientation for Manifold Seal Servicing With a flat screw driver remove the low pressure seal 43 Manually remove the low pressure seal sp...

Страница 65: ...ng 42 using the snap ring pliers Insert the low pressure seal spacer 39 and press in the new low pressure seal 43 The manifold seal servicing is complete ATTACHING THE MANIFOLD TO THE CRANKCASE You wi...

Страница 66: ...seal retainers are installed with the flange located away from the crankcase assembly Align manifold assembly to crankcase assembly and tighten the two manifold bolts 58 with a 9 16 socket wrench for...

Страница 67: ...708 Series High Pressure Titanium Positive Displacement Pump 26...

Страница 68: ...708 1 DRAWINGS...

Страница 69: ...22 70 6082 O RING OIL SIGHTGLASS 1 1 1 1 21 70 6049 COVER CRANKCASE 708 1 1 1 1 20 70 6048 O RING REAR COVER 708 1 1 1 1 1 19 86 0151 SCREW COVER 12 12 12 18 70 6038 SEAL OIL CRANKSHAFT 708 1 3 1 1 1...

Страница 70: ...ICE KIT 55 30 0453 ADAPTER LP INLET 708 1 1 54 30 0946 ADAPTER HP DISCHARGE 708 1 1 53 70 6087 PIN MANIFOLD 708 SERIES 2 52 NOT USED 51 NOT USED 50 NOT USED 49 NOT USED 48 NOT USED 47 70 6001 PLUG VAL...

Страница 71: ...S 70 6073 PUMP 708 1 200 CRANKSHAFT 70 6074 PUMP 708 1 300 CRANKSHAFT 70 6075 PUMP 708 1 400 CRANKSHAFT ITEM PART NUMBER DESCRIPTION QTY 708 1 200 GPD QTY 708 1 300 GPD QTY 708 1 400 GPD 58 70 6046 SC...

Страница 72: ...a tor comes with a full one year guarantee backed by years of Village Marine Tec experience and technology These pressure regulators come in both 5 gallon per minute and 25 gallons per minute models a...

Страница 73: ...296 Mokauea Street Suite 101 Honolulu HI 96819 808 842 9995 877 842 9995 Cell 808 389 4297 FAX 808 842 9996 2008 Village Marine Tec All Rights Reserved Used On The Following Machines Full 316 stainle...

Страница 74: ...wound fiber glass epoxy compound The end plugs are a simple one piece design therefore they do not require any retaining rings bearing plates or special tools to install and remove Pressure vessels ar...

Страница 75: ...kg Call for P N 206 375 5242mm 125lbs 57kg Call for P N 246 375 6258mm 145lbs 66kg Assembly Code Unit Length Unit Weight 32 0444 44 375 1127mm 21 5lbs 10kg 32 2444 84 375 2143mm 34 5lbs 16kg Call for...

Страница 76: ...size down Village Marine Tec pleated filters are available in a wide arrange of sizes and micron ranges to ensure that every type of watermaker fil ter need is taken care of Stock sizes fit most stand...

Страница 77: ...ange of alkalies most acids and saline solutions High temperature resistance 0 5 1 5 and 20 micron ranges Pliable plastisol ensures filter seal to eliminate by pass High packing density reduces filter...

Страница 78: ...pecifically for VMT s RO Systems The New Cleaning and Preservative Cartridges allow for easy and effective membrane maintenance The New Cleaning and Preservative Cartridge Kits eliminate the hassle an...

Страница 79: ...23704 757 399 1350 888 512 3167 FAX 757 399 1449 Honolulu 296 Mokauea Street Suite 101 Honolulu HI 96819 808 842 9995 877 842 9995 FAX 808 842 9996 2008 Village Marine Tec All Rights Reserved Standard...

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