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HOW TO USE 

1

 

Inspect all the connections have been made correct and are secure.   

2

 

Depress top mount valve handle and rotate to BACKWASH position.   

3

 

Prime and start pump according to pump instructions.   

NOTE:  ALL  SUCTION  AND  DISCHARGE  VALVES  MUST  BE  OPENING  WHEN  STARTING  THE 

SYSTEM.  FAILURE  TO  DO  SO  COULD  CAUSE  SEVERE  PERSONAL  INJURY.    MAKE  SURE  THE 

FILTER  VESSEL  ARE  FULLY  FILLED  THE  WATER  BEFORE  STARTING  UP  THE  PUMP  OR  IT  WILL 

CAUSE THE PUMP DAMAGED.   

4

 

Once water flow is steady out the waste line, run the pump for at least 2 minutes. The initial back-washing of 

the filer is recommended to remove any impurities of fine sand particles in the sand media.   

5

 

Turn  pump  off  and  set  valve  to  RINSE  position.  Start  pump  and  operate  until  water  in  sight  glass  is 

clear----about 1/2 to 1 minute. Turn pump off, set valve to FILTER position and restart pump. Your filter is 

now operating in the normal filter mode, filtering particles from the pool water.   

 

NOTES:   

1

 

Note  the  initial  pressure  gauge  reading  when  the  filter  is  clean.  (it  will  vary  from  pool  depending  upon  the 

pump  and  general  piping  system).  As  the  filter  removes  dirt  and  impurities  from  the  pool  water,  the 

accumulation  in  the  filter  will  cause  the  pressure  to  rise  and  flow  to  diminish.  When  the  pressure  gauge 

reading is 8-10 PSI higher than the initial “clean” pressure you noted, it is the time to backwash (clean) the 

filter.   

2

 

IMPORTANT:  To  prevent  unnecessary  strain  on  piping  system  and  valving,  always  shut  off  pump  before 

switching filter control valve position.   

3

 

To  prevent  damage  to  the  pump  and  filter  and  for  proper  operation  of  the  system,  clean  pump  strainer  and 

skimmer baskets regularly.   

 

FILTER CONTROL VALVE FUNCTIONS

 

 

FILTER 

- Set valve to FILTER for normal filtering. Also use for regular vacuuming.   

BACKWASH

 – For cleaning filter. When filter pressure gauge rises 8-10 PSI above start-up (clean pressure):   

Stop  the  pump,  set  valve  to  BACKWASH.  Start  pump  and  backwash  until  water  in  sight  glass  is  clear. 

Approximately 2 minutes or less depending on dirt accumulation. Proceed to RINSE.   

RINSE

  –  After  backwashing,  with  pump  off,  set  valve  to  RINSE.  Start  pump  and  operate  for  about  1/2  to  1 

minute. This ensures that all dirty water from backwashing is rinsed out of the filter to waste, preventing possible 

return to the pool. Stop pump, set valve to FILTER and start pump for normal filtering.   

WASTE –

 To bypass filter for draining or lowering water level and for vacuuming heavy debris directly to waste.   

 

Содержание AL50 SERIES

Страница 1: ...nances Improper installation can create hazards which could result in property damage serious injury or death Improper installation will void the warranty The NOTICE label indicates special instructions that are important but not related to hazards Notice to Installer This manual contains important information about the installation operation and safe use of this product Once installation is compl...

Страница 2: ...o use this product Install the product at least 10 feet away from the pool to prevent children from using the system to access the pool 7 Incorrectly installed equipment may fail causing severe injury property damage or death 8 Chemicals and fumes can weaken Swimming Pool Spa equipment Corrosion can cause filters and other equipment to fail resulting in severe injury property damage or death Do no...

Страница 3: ... so that it is convenient for operating and servicing 3 Ensure that the compliance label is facing the front to allow easy identification in the case of service difficulties How to Install the System INSTALLATION 1 Mount the pump to sand filter support by using bolts and nuts 2 Install the drain plug assembly to sand tank as below pictures 3 Press and turn the sand tank to mount it to sand filter ...

Страница 4: ...he funnel and then clean really carefully the tank s neck and fix the valve with O ring through flange clamp set the direction of PUMP port on valve needs to face pump out port 6 Connect the sand tank to pump with hose hose clamps and hose adaptors Installation Notes 1 Ensure solvents are not excessively applied to fittings as this could run into O ring and create sealing problems 2 Do not over ti...

Страница 5: ...urities from the pool water the accumulation in the filter will cause the pressure to rise and flow to diminish When the pressure gauge reading is 8 10 PSI higher than the initial clean pressure you noted it is the time to backwash clean the filter 2 IMPORTANT To prevent unnecessary strain on piping system and valving always shut off pump before switching filter control valve position 3 To prevent...

Страница 6: ...001 Filter Assembly 1 6 98105 001 Drain plug 1 7 98106 001 sand filter support 1 8 98107 001 Screw and Nut 4 9 98108 001 O ring 5 10 98109 001 Hose Adaptor 5 11 98110 001 Hose Clamp 2 12 98111 001 1 1 4 x 14 hose 1 13 98112 001 30GPM Pump 1 14 98113 001 Neck Fitting 1 15 98114 001 Pressure gauge 1 16 98115 001 Plug W o ring 1 1 2 1 17 98116 001 Basket 1 ...

Страница 7: ...hts and you may also have other legal rights which vary from state to state In no event whether as a result of breach of contract warranty tort including negligence or otherwise shall its suppliers be liable for any special consequential incidental or penal damages including but not limited to loss of profit or revenues loss of use of the products or any associated equipment damage to associated e...

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