SeaLand BASIC HOLDING TANK SYSTEM User's Manual
Contents
1. e Simplify hose layout by removing unnecessary valves For specific installations some regulations and standards may require the installation of a vented loop anti siphon i r N valve one way valve or seacock in sewage DISCHARGE discharge piping BASIC HTS CONNECTIONS Inspection port Outlet to deck discharge fitting Outlet to i A i x LO Inlet from toilet through hull discharge fitting Vent line vent filter TankSaver vacuum relief valve INSTALLATION cont d PLUMBING CONNECTIONS AND HOSE LAYOUTS When connecting flexible hose to plastic fittings use liquid dish soap on end of fitting and inside hose end to make connection easier LIQUID DISH SOAP Do not use any other lubricants sealants or adhesives when connecting sanitation hoses and fittings Do not restrict the ability to pull the hose or pipe YES m VD Avoid binding corners and sharp bends Do not use wire ties to secure the hose or pipe Support flexible hose every 12 inches 3 m and support rigid pipe every 5 feet 1 5 m support When creating new holes avoid reinforcement stringers and tabs EXCELLENT CLAMP CONNECTIONS FOR FLEXIBLE HOSE AND SOLVENT BONDING FOR RIGID PIPE AND FITTINGS FITTINGS 1 Use PVC cleaner on both Dometic recommends that each hose connection be bonding surfaces secured with two hose clamps to prevent any leaks 2 Use PVC cement must contain tetrahydrofuran on both bonding surfa2. 41158 Sanitary Tee Makes three way connection of 172 88mm PVC pipe 307342971 Special Adapter for Toilet Outlet Adapts VacuFlush toilet outlet to other PVC pipe connections 307341104 PVC 45 Street Ell For custom fitting design Adapts to all 17 38mm PVC fittings shown here 307341161 PVC 90 Street Ell For tight bends Can be used with other PVC fittings shown 17 38mm Hub PLUMBING PIPE AND HOSE PART NO 307001540 307342871 307345650 DESCRIPTION PVC Rigid Pipe 1 38mm ID x 5 ft 1 5m length OdorSafe Plus Sanitation Hose 1 38mm ID x 50 ft 15 2m roll Vent Hose 5 8 16mm ID x 50 ft 15 2m roll Use for holding tank vent line Connects to SaniGard vent filter 307346087 da om 307230310 307230311 307230312 307230313 Se atte 307238798 307238802 307341113 307341513 CO amp 307348684 4 307238803 307341085 5 307341143 307341158 307342971 Q 5 307341104 307341161 307001540 307342871 OPTIONAL HTS COMPONENTS TankWatch 4 Level Monitor and Micro Float Switches Includes four tank level indicator lights Empty Low Mid and Full and international symbology of four tank levels One light is always on Reliable micro float switches are installed in holding tank No electrical components come in contact with waste or water Operates on 12 or 24 volt DC Uses only 017 amps at 13 volts Lighted Tank Level Monitor Micro Float Switches and Tan
3. BASIC HOLDING TANK SYSTEM OWNER S MANUAL For VacuFlush and other marine sanitation systems A WARNING This manual must be read and under stood before installation adjustment service or maintenance is performed Modification of this product can result in property damage W Dometic Seba Dometic Corporation Sanitation Systems 13128 State Rt 226 PO Box 38 Big Prairie OH 44611 SeaLand Product Customer Service 1 800 321 9886 8 00 a m 5 00 p m ET TABLE OF CONTENTS FeatureS 4 00 44 nek ee aw dd baw dae eww a eee eae ox 2 Optional HTS Components oaao annann 7 Installation ea Wace anv dere ete ce Geeta oem SS etme ee wider tes eh oar cas a 3 5 Ordering Parts Se ee ee Bee ee ee ee ee 8 Cleaning 1 ieee eee eee eee 9 Customer Service 00 cece eee 8 Winterizing 2 6 eee 9 Manufacturer s One Year Limited Warranty 8 Plumbing Fittings Hose and Pipe 6 FEATURES Superior Durability SeaLand holding tanks are molded from 100 virgin polyethylene resin Polyethylene is best suited for holding tank construction because of its resistance to corrosion and odor permeation and it will last longer than the life of a typical fiberglass hull Leak Proof Design All hose connections in SeaLand holding tanks are on the top of the tank eliminating possibility of leakage due to a faulty connection below the liquid level of the tank contents Our unique diptube des
4. ESCRIPTION 307346087 Ball Valve Non corrosive PVC with Teflon seals HOSE FITTINGS PART NO DESCRIPTION 307230310 Hose Mender Kit Connects 174 38mm for maintenance purposes 307230311 90 Bend Kit Provides smooth sweep bend Eliminates hose kinking in sharp bends 307230312 Hose Adapter Kit Connects 174 38mm hose to 174 38mm NPT thread 307230313 Double Bend Kit Connects intersecting 1 88mm hose segments per indicated flow 307238798 Wye Kit Connects intersecting 172 838mm hose segments per indicated flow 307238802 Tee Kit Connects intersecting 172 38mm hose segments per indicated flow 307341113 Reducing Adapter Connects 172 38mm hose to 1 25mm hose 307341513 Custom Hose Adapter Can be used with all 174 38mm PVC fittings with socket connection Lubricated hose or cuff slides on easily 307348684 Flexible Vinyl Couplings 3 76mm length of soft vinyl to couple 1 38mm hose adapter fittings 307238803 Hose Tail Piece Connects hose to 1 38mm MPT with swivel nut and sealing ring included PIPE FITTINGS PART NO DESCRIPTION 307341085 Pipe Coupling Connects 1 2 38mm PVC pipe sections 307341143 90 Bend 90 Ell for connecting 172 38mm PVC pipe sections 307341425 Threaded Male Adapter Adapts 172 38mm PVC pipe to 1 38mm NPT thread 307347286 45 Wye Makes three way connection to 172 38mm PVC pipe 307341812 Double Bend Makes three way connection of 1 38mm PVC pipe 3073
5. and vent filter if installed An in line maintenance valve must be installed in any piping runs which retain liquid and are connected to components that may require periodic servicing Such as discharge pumps CLEANING A small amount of water remains in all marine holding tanks It is good practice to rinse the tank after the contents have been discharged This can be accomplished by adding water to the toilet bowl Add 8 ounces 237ml of SeaLand Holding Tank Deodorant and Cleaner to the bowl Flush the entire contents into the holding tank and continue flushing until the discharge from the holding tank is clear Do not use chlorine based cleaners caustic cleaners or chemicals such as drain opening products as they may damage the system s seals and hose WINTERIZING If using the HTS with SeaLand s VacuFlush components refer to VacuFlush Owner s Manual for winterization instruc tions If using antifreeze to winterize the HTS use only propylene glycol freshwater antifreeze that does not contain alcohol Antifreeze that contains alcohol will result in damage to your sanitation system 1 Pump out holding tank 2 Thoroughly flush the system with fresh water before adding propylene glycol freshwater antifreeze to the HTS PLUMBING FITTINGS HOSE AND PIPE SeaLand valves and fittings are designed for use with 1 1 2 38mm ID OdorSafe Plus sanitation hose and 1 1 2 38mm PVC pipe HOSE BALL VALVE PART NO D
6. ces 3 Connect parts using a twist and hold motion until the Q cement is set 4 Let the joint cure for at least S four hours or according to instructions on PVC cement container Cold tempera tures require longer cure times Position clamp screws 180 apart from each other and tighten clamps INSTALLATION cont d VENT LINE AND FILTER INSTALLATION e Holding tank vent lines must be free of low points which can trap liquid and prevent the free flow of gases from or air into the holding tanks e Do not use non reinforced hose for vent lines It will tend to kink over N FILTER time effectively block vent THRU HULL ae VENT HOLDING TANK e A holding tank vent filter will absorb heavier than air gases associ ated with sewage and eliminate a source of malodor from the exterior of the boat See vent filter details in this guide When installing vent filters that are not mounted directly on an HTS unit e Avoid areas near excessive heat sources such as engine manifolds or lights FILTER Do not install the filter below top of holding tank HOLDING TANK e The filter can be mounted in any position Installations near the through hull vent reduce the chance of filter damage from overfilling of the holding tank SERVICE ACCESS Because SeaLand holding tanks may require minimal service in normal operation the tank must be installed so that there is easy access to the tank inspection port discharge pump
7. e date of purchase If this Dometic product is placed in commercial or business use it will be warranted to the original purchaser only to be free of defects in material and workmanship for a period of ninety 90 days from the date of purchase Dometic reserves the right to replace or repair any part of this product that proves upon inspection by Dometic to be defective in material or workmanship All labor and transportation costs or charges incidental to warranty service are to be borne by the purchaser user EXCLUSIONS INNO EVENT SHALL DOMETIC BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR DAMAGES RESULTING FROM IMPROPER INSTALLATION OR FOR DAMAGES CAUSED BY NEGLECT ABUSE ALTERATION OR USE OF UNAU THORIZED COMPONENTS ALL IMPLIED WARRANTIES INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FORANY PARTICULAR PURPOSE ARE LIMITED TOAPERIOD OF ONE YEAR FROM THE DATE OF PURCHASE IMPLIED WARRANTIES No person is authorized to change add to or create any warranty or obligation other than that set forth herein Implied warranties including those of merchantability and fitness for a particular purpose are limited to one 1 year from the date of purchase for products used for personal family or household purposes and ninety 90 days from the date of purchase for products placed in commercial or business use OTHER RIGHTS Some states do not allow limitations on the duration of an implied warranty and some stat
8. es do not allow exclusions or limitations regarding incidental or consequential damages so the above limitations may not apply to you This warranty gives you specific legal rights and you may have other rights which vary from state to state To obtain warranty service first contact your local dealer from whom you purchased this product O Dometic fe i Dometic is the leading worldwide provider of product systems for Dometic Corporation Sanitation Systems increased convenience away from home Dometic provides RV and Pleasure Boat Systems Silent Refrigeration Systems and Medical 13128 State Rt 226 PO Box 38 Systems Dometic continuously applies the group s industrial and tech Big Prairie OH 44611 nological expertise to new related fields of business SeaLand Product Customer Service 1 800 321 9886 Dometic has production facilities in 10 countries its own sales and 8 00 a m 5 00 p m ET marketing operations in 35 countries plus approximately 65 distributors globally Registered Trademark of Dometic Corporation 600344867 1 04 2004 Dometic Corporation
9. ign reduces the risk of plugging while keeping the residual contents in the tank to a minimum Typical SeaLand Diptube Discharge Outlet Discharge Outlet amount of residual effluent ISO USCG Compliant SeaLand Basic holding tanks are fully compliant with the ISO 8099 2000 E standard and applicable requirements of the United States Coast Guard for pleasure craft installation Odor Free Design SeaLand tanks have extra heavy wall thickness to prevent odor permeation Tanks can be fitted with a SaniGard in line vent filter that stops unpleasant odors from escaping through the holding tank vent Implosion Protection SeaLand Basic holding tanks are equipped with a TankSaver vacuum relief valve which pre vents damage from dockside pumps that operate at very high levels of vacuum The TankSaver valve opens automati cally under vacuum conditions but remains sealed regardless of shock loading or vibration Multiple Tank Outlets Basic holding tanks are equipped DECK DISCHARGE with two discharge outlets One is for connection to a TANKWATCH deck mounted discharge fitting and one is for connection VENT to an overboard discharge pump FILTER J VENT Other Components Basic holding tanks can be easily TTNG upgraded with other SeaLand accessories including discharge pumps remote level indicator systems and automatic discharge controls See page 7 Dometic Corporation reserves the right to change specifications withou
10. k Cap Toilet System Shut Off Relay Shuts down electrically operated toilet systems including VacuFlush when holding tank is full Operates with TankWatch 4 level monitor Available in 12 or 24 volt DC Not shown TankMaster 4 Automatic Discharge Pump Control Increases owner convenience and simplifies plumbing system layout Diverts sewage directly overboard in unre stricted waters with the simple turn of optional keyed control switch to automatic position Prevents accidental overboard discharge in restricted waters when control switch is turned to off position Simpli fies plumbing by eliminating wye valves seacocks and vented loops Automatically maintains holding tank at empty level and eliminates stagnating sewage stand ing in interconnecting hoses Works in conjunction with optional discharge pump TankWatch level indicators and seacock interlock system SaniGard Holding Tank Vent Filter The vent filter stops odors that escape from the holding tank vent It contains odor removing filter media to keep your boat smelling clean and pleasant Each cartridge is good for an entire season and is easily replaced for a fresh start The vent filter includes mounting brackets and hose adapters and is available with either 5 8 16mm p n 309310002 1 25mm p n 309310005 or 1 88mm p n 309310003 hose fittings SaniGard Holding Tank Vent Filter SaniPump Overboard Waste Discharge Pu
11. mp This T series discharge pump can run dry without harm and draws just 6 amps at 12 VDC Delivers flow rate of just over 3 9 gallons per minute 14 7 liters per minute Emptying the tank of a 10 gallon tank takes about three minutes and for a 42 gallon tank about 11 minutes The discharge pump is connected to a through hull fitting Check Marine Sanitation Regulations for informa tion on areas where discharge is allowed 12 VDC model p n 360301200 24 VDC model 360302400 ORDERING PARTS Dometic is ready to assist you in the event service is required Before calling please have the following information available Your cooperation in having this information ready is appreciated and allows us to better meet your needs 1 Basic HTS Model Number see Parts List on separate sheet 2 Serial Number 3 Part Number Description and Quantity see Parts List CUSTOMER SERVICE There is a strong worldwide network to assist in servicing and maintaining your sanitation system For the Authorized Service Center near you please call from 8 00 a m to 5 00 p m ET Monday through Friday Telephone 1 800 321 9886 U S A and Canada 330 496 3211 International Email sealand dometicusa com MANUFACTURER S ONE YEAR WARRANTY Dometic warrants to the original purchaser only that this product if used for personal family or household purposes is free from defects in material and workmanship for a period of one 1 year from th
12. t notice INSTALLATION CHOOSING A LOCATION FOR THE BASIC HTS As a general rule the HTS should be positioned as low in the hull as possible with all interconnecting hoses or pipes sloped to permit gravity drainage and prevent potential hose odor permeation The holding tank must not be exposed to temperatures above 120 F 45 C Do not place near heat sources such as engine manifolds water heaters generators etc Be certain to estimate holding tank weight when filled typical effluent weighs about 9 Ibs per 1 gallon or 1 08 Kg per liter Make certain to allow for total filled weight when selecting materials for mounting the tank Also consider impact of full tank on vessel trim PREPARING A MOUNTING SURFACE 1 Mount tank to surface that supports the entire area of the tank 2 If required fabricate mounting surface and toe blocks from 13 mm or 19 mm 1 2 inch or 3 4 inch plywood Mounting surface made from plywood and securing straps 3 Do not mount tank on projections such as screw or bolt heads which could puncture the tank 4 Do not allow holding tank to block free flow of bilge water AVOIDING HOSE ODOR PERMEATION PROBLEM e Hose failure due to odor permeation almost always occurs in hose runs which retain sewage when the system is not in use e Eliminate all unnecessary runs which retain trapped liquids if possible e Where possible use rigid PVC pipe in sections that cannot be arranged to drain
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