607 PRO Challenger
Series |
45
www.natvac.com | 800.253.5500
23� Insert one (1) of the dowel pin
“T-handles” into either of the
dowel pin holes on the
endplate through into
the housing�
Snug the endplate close to the
housing and install the 3/8 hex
head bolts�
(Liquid Cooled Only)
The 3/8 hex
bolts located on the waterjacket
side of the pump housing need to
have high temperature (Red) RTV
Silicone re-applied�
Tighten the endplate bolts to
35-40 ft-lbs of torque�
Repeat the process for the
opposite endplate, but make sure
to install the “T-handle” dowel pin
on the same side of the
housing as the other endplate, so
as to prevent the rotor from
twisting when the endplates are
fully bolted into place
Rotate the housing right side up
again, so the pump feet are on the
work station�
24� Grasp the shim pull wires
hanging out of the inlet, and
gently pull to remove the
0�007” shims�
You may need to rotate your pump
and pull the wires simultaneously
to get them to release�
25� Reinstall the bearing cover
gaskets, lubricate along the
rotor bearing cover interface,
reinstall the bearing covers
(with wave washers installed)
