16
17
e) Unplug the riser tube, carefully position the valve over it and turn the valve into the threads in the fiberglass tank,
tightening securely into tank.
Note:
Ensure that the internal O-ring in the valve fits securely over the riser tube.
Silicone grease (part # 92360) or other food grade lubricant may be applied to the O-ring to ease installation of
the riser tube.
Birm Filter
(BM) Media
Bed
Birm
(Black)
Support Bed
(when supplied)
Fine, Medium
and/or Coarse
Gravel
Multi Media Filter
(MM or nextSand)
Media Bed
nextSand
(Black)
Support Bed
(when supplied)
Fine, Medium
and/or Coarse
Gravel
NOTE:
Some medias like those used in NU Models are
sacrificial and deplete faster depending on inlet
water conditions and usage. The media replen-
ishment is more frequent in high water usage
and more acidic water cases. The dome hole
models are available and supplied in which the
dome hole is available for a quick addition or
replenishment of media in the tank.
DO NOT
use petroleum based lubricants as they will cause swelling of
O-ring seals.
CAUTION:
Make sure that the unit is de-pressurized
before conducting this task.
O-ring
e
Содержание HT 565BM-100
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Страница 29: ...29 REPLACING PCBS Remove PCBs by removing the screws shown in the picture Remove front cover...