17
MEMBRANE ELEMENT AND END PLUG SERVICE INSTRUCTIONS
1)
Remove the high pressure hoses and product tubing from the pressure vessel
2)
If needed remove the complete vessel
3)
Remove the three M6 bolts with a 5mm allen key on both sides of the vessel.
4)
Remove the three locking plates (locks) on both sides.
5)
Holding the product port, pull the product port end plug in one fast pull out of the vessel.
Note: Should the plugs O-ring (PL01) get stuck in the locks groove of the pressure vessel, it will be more
difficult to pull the plug. Tap the plug in and pull more vigorously.
If the product port is mounted on the high pressure
OUT
side:
6)
Using a needle nose pliers, pull the membrane element on the product tube in flow direction.
6b)
Push out the remaining end plug from the opposite side with a pipe, boat hook, etc.
If the product port is mounted on the high pressure
IN
side:
6)
Using a short pipe or wooden support, push out the membrane element together with the
remaining end plug.
Inspect the end plugs for hairline cracks or damages on the O-rings and O-ring grooves.
7) Insert the new membrane element, observing the correct position and direction of the lipped
seal ring: High pressure entry side of the membrane, lip against flow direction.
8)
If needed, clean the product port and end plug threads from remaining Teflon sealant and
re-apply 3 wraps only.
11)
Insert the end plugs and reassemble all components visa versa.
CAUTION:
Do not over tightening the product port/s. Hand tide plus ¼ turn. Thread may damage!