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' ��i
<br /> �
<br /> External Biotube° Pum '
<br /> i p
<br /> Vault �
<br /> � o�co sy,c.�,:
<br /> ��c«p«e�ed
<br /> � � Maintenance Instructions � 1�800��-�
<br /> Model X4S .X5S .X4D .X5D
<br /> ' The pumping system in your External Biotube Pump Vautt*should be inspected annually. If the liquid
<br /> level inside the pump vault is several inches lowerthan the liquid level in the tank when the pump is
<br /> ' running,this is an indication that the cartridge is partially'plugged** and needs te be cleaned.
<br /> � Inspection and Filter Cartridge Cleaning
<br /> ' 1. Disable power to the pump. This can,easily be done by
<br /> switching the HOA switch to the Off position,flipping the
<br /> pump control circuit breaker�s)and the control circuit ��: , '
<br /> ' breakerto "Qff." All these features should be readily = - } `��
<br /> accessible in the con t r o l p a n e l. °�' � �'
<br /> ' O e
<br /> � �
<br /> , ` _
<br /> _ Step 1:Turning power off
<br /> � -
<br /> ,� � 2. If the discharge assembly contains a ball valve,make sure
<br /> it is completely closed. If necessary,disconnectthe union
<br /> in order to allow removal of the filter cartridge. - - _
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<br /> , Step 2:Closing ball va/ve
<br /> 3. Slidethe cartridge outofthe vauftand hold itoverthe open �' ,�,: ; � � ;; •'-�; ��
<br /> ' inlet of a septic tank. Carefully spraythe buildup t�at has � , ; � `� �-�� ,�� ��h'�:, =�
<br /> ,..�ti �t�-�. � � ,�,�s, ., ;� ' :� {
<br /> formed on the cartridge tubes back into the the tank. Do �,�:��.�,; ��`f y`� ����+:', `yl ,�;
<br /> not clean over open vault! If significant solids are evident in P���'��`�'?�:�,;�,���"�a��`ja r ^. Y ..-�
<br /> ' the bottom of the vau�,go to step 5 for cleaning tfie vault , � ;_��� r �.'��'I`�� '
<br /> * ,A y1
<br /> :`�.S. � r�, ,r�,_��i
<br /> Im�portarrt After cleaning dte 6her car6idge � the vault ��""'� � �����:
<br /> pump,and Noatstem assem6/y. lf a�ry 1�a�dierma�i�tena esnce�ired '`��'�r� � �+,:v,�
<br /> ' ���• . -. ;- , , . .
<br /> do not replaCE dte fiher caitridge as d�scribed in SYep� Go to s7ep 5� Step 3:C/eaning the filter cartridge
<br /> ' "U.S.Paterrt Nos.4,439,323 and 5,294,635
<br /> **Premature plugging ofthe cartridge may resuftfrom abuse afthe system. Such abuse mighttake t�e form of a large
<br /> ' � scale home canning projectv�concurrent overuse of t�e garbage disposal. More likely tfiough,it will be excessive
<br /> ir�flow resul�ng from a plumbing leak underthe house,a leaky septic tank,a homeownertaking in laundry,two or more
<br /> families using a tank designed for one,etc.: Plugging of the cartridge,however,should be considered a success,not a
<br /> ' failure,as tfie cartridge seNes to protecttfie integrity of the coAection and treatmerrt facilities. Cleaning a cartridge is EMI-SVT•SVT-,
<br /> uick and ea and infinite g ry Y Rw�Am6i9�
<br /> q sy ly preferable to the dama e t�at solids car over can cause downstream in the s stem. P•o.i o�a
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