User manual DOMETIC 4700 4-2010

[. . . ] EN DE FR ES NL IT FI SV DA NO Vacuum toilet system Operation manual Abwasser-Auslasspumpe Bedienungsanweisung . 12 4700 Series VacuFlush® Toilets 1 Dometic 4700 Series VacuFlush Toilet 1 11 1 10 9 2 A 8 4 2 7 3 5 6 B C 3 D B G A D F 4 2 C E 4 10 6 9 1 3 5 7 8 2 Dometic 4700 Series VacuFlush Toilet Notes on using the manual Table of contents 1 2 3 4 5 6 7 8 9 EN Notes on using the manual . Safety Instruction: Failure to observe this instruction can cause material damage and impair the function of the device . In this example, item 2 in figure 1 on page 2 . 2 General safety instructions The manufacturer will not be held liable for claims for damage resulting from the following: · Faulty installation or connection · Damage to the unit from mechanical influences, misuse or abuse · Alterations to the unit without express written permission from the manufacturer · Use for purposes other than those described in this manual 2. 1 Warnings ­ marine applications The following statements must be read and understood before installing, servicing and/or operating this product on a boat . [. . . ] See parts list . To order spare parts, refer to Customer Service section . 7. 4 During extended periods of non-use Toilet system sanitation hoses should be cleared if toilet will not be needed for an extended period of time (more than two weeks) . (120 ml) of liquid biodegradable laundry detergent (should NOT contain bleach) . Press the "Add Water" switch down, or raise flush handle up, until water stops flowing . Push Service Mode button to return to Normal mode, then push again to return to Service Mode . Flush the toilet without water, allowing the vacuum pump to shut off after the flush . (This procedure will minimize any remaining water in the sanitation hoses . ) 5 . (continued on next page) 9 Maintenance/winterizing/service Dometic 4700 Series VacuFlush Toilet 6 . If system will be subjected to freezing temperatures, please follow above procedure, then winterize system as described in Section 7 . 7 . TUrN OFF ElECTrICITY AND WATEr TO TOIlET IF IDlE FOr lONG PErIODS OF TIME If people will not be using the boat for a long time (vacation, maintenance, off-season, etc . ), or in the event of a long electrical power interruption, electrical power and water supply to the toilet and vacuum generator should be shut off . 7. 5 Clearing blockage in toilet base 1 . Pull the foreign material from the 1-inch diameter orifice at the bottom of the base or, using a small diameter blunt rod, attempt to push the blockage through the orifice . 7. 6 locating potential vacuum leaks in base assembly The VacuFlush toilet is part of a vacuum system that includes a vacuum pump and vacuum tank (or a vacuum generator) and discharge plumbing lines . If a vacuum leak is suspected, special equipment will isolate the source of the leak . If the toilet is determined to be the source of the leak, there are three possible areas to investigate: 1 . Sources 1 and 2 will require the base assembly to be removed from the toilet and partially disassembled . 7. 7 Winterizing At the end of each season, the VacuFlush toilet system should be winterized for storage . Flush freshwater water antifreeze and water mixture through toilet and into the waste holding tank . (See boat or vehicle owner's manual . ) Caution Never use automotive-type antifreeze in freshwater systems . 10 Dometic 4700 Series VacuFlush Toilet 7. 8 Troubleshooting guide Maintenance/winterizing/service Toilet base assembly Electric flush handle Vacuum Breaker Bowl Seal Flush Ball Seal Electric Water Valve Retaining Ring Filter Screen Motor Drive Arm Flush Ball Linkage Rotor Shaft Cam Flush Spring Cam Switch Circuit Board Caution Use an ohmmeter and wiring diagrams of toilet and vacuum system when troubleshooting electrical problems . Problem 1 . To check toilet fuse, turn off electrical power to toilet, wait 60 seconds, then turn on power to toilet . Check for reverse polarity of incoming power at circuit board ­ pin 8 (positive) and 9 (negative) . Defective circuit board on toilet . 11 Maintenance/winterizing/service Problem 2 . Possible Cause Dometic 4700 Series VacuFlush Toilet Service Instruction a . Check for loose/defective wires between vacuum switch (on vacuum generator) and wire 6 of toilet circuit board . Check for loose/defective wires between flush switch or handle and pins 2 and 4 of toilet circuit board . Check for loose wires between motor and toilet circuit board pins 17 and 18 . [. . . ] Remove the flush spring retaining screw and washer from the retaining post . Insert the flush spring into the new linkage and reattach the spring to the retaining post . Follow disassembly steps 1 through 14 under "Replacing the Flush Ball" . Align flat section on rotor shaft with flat section in cam during assembly . [. . . ]