Pentair 80E User Manual page 11

Step 5. Removing Head Assembly
A. Removing head assembly by Hand
1.
Gently tap the Head Assembly with a rubber
mallet.
2.
Grasp feed/concentrate port and pull head
straight out. A sharp forceful tug may be
required to start head assembly moving.
3.
If the head seal remains in the vessel bore,
it should be removed at this time.
Repeat above procedure for the opposite end
of the vessel.
Removing Head Assembly by hand
It may be necessary to rock the
head slightly and / or tap the head
inboard to break head seal bond.
OPENING THE VESSEL
NOTE
B. Removing head assembly using tool
(Part # 94101)
1. The Head Removal Tool is made up of 3
components.
a) Plate b) Bolt c) Nut with hand grip
2. Hold the plate against the face of the
vessel, engage the bolt of the head
puller in the 1" FNPT connection of the
permeate port.
3. Run the nut with hand grip, on the Head
puller bolt and continue to tighten the nut
till the head comes out.
Removing Head Assembly
using Head Removal Tool
Repeat above procedure for the opposite
end of the vessel.
WARNING
Read all guidelines in this section
before attempting to open the vessel.
Do not attempt to service any
component without first verifying that
vessel PRESSURE is fully relieved
from the vessel. Attempting to remove
any component before pressure is
relieved may result in EXPLOSIVE
release of the head.
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