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RO-CTOP-PH / RO-CTOP-PHC System Filter Change Instruction

RO-CTOP-PH / RO-CTOP-PHC System Filter Change Instruction

ROES-50 System Filter Change Instruction

ROES-50 System Filter Change Instruction

ROES-PH75 System Filter Change Instruction

ROES-PH75 System Filter Change Instruction

RO-90 / RO-PERM System Filter Change Instruction

RO-90 System Filter Change Instruction

RO-PERM System Filter Change Instruction

RO-PH90 System Filter Change Instruction

RO-PH90 System Filter Change Instruction

APEC Reverse Osmosis (RO) – PERM System Filter Change Instruction

Changing Stages 1, 2, 3 Pre-Filters:  (should be changed at least every 12 months)

  1. Turn OFF cold water supply to RO system.  Turn OFF the tank ball valve.  Lift up RO faucet lever briefly to relief the built-up pressure inside the RO system. This will make opening the housings easier.
  2. Open housing:  Have the RO standing upright. Slip the plastic wrench onto the #1 housing. Looking down from a top view, you should open Read more

APEC Reverse Osmosis (RO) – 90 System Filter Change Instruction

Changing Stages 1, 2, 3 Pre-Filters:  (should be changed at least every 12 months)

  1. Turn OFF cold water supply to RO system.  Turn OFF the tank ball valve.  Lift up RO faucet lever briefly to relief the built-up pressure inside the RO system. This will make opening the housings easier.
  2. Open housing:  Have the RO standing upright. Slip the plastic wrench onto the #1 housing. Looking down from a top view, you should open the housing turning clockwise. If necessary, lay RO down on the floor to get a better leverage. If the housing is too tight, use a hammer and tap on the wrench handle to help turn the wrench. Read more

APEC Reverse Osmosis (RO)-45 System Filter Change Instruction

Changing Stages 1, 2, 3 Pre-Filters:  (should be changed at least every 12 months)

  1. Turn OFF cold water supply to RO system.  Turn OFF the tank ball valve.  Lift up RO faucet lever briefly to relief the built-up pressure inside the RO system. This will make opening the housings easier.
  2. Open housing:  Have the RO standing upright. Slip the plastic wrench onto the #1 housing. Looking down from a top view, you should open the housing turning clockwise. If necessary, Read more

ROES-UV75 System Filter Change Instruction

ROES-UV75 System Filter Change Instruction

Reverse Osmosis (RO) – PUMP Filter Change Schedule

Stages 1, 2, 3 Pre-Filters: Replace every 12 months

  • Private well water source: may need to replace pre-filters sooner than 12 months due to heavy sediments and other particles.

Stage-4 Membrane: Read more

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