Operation Manual
11.3 Single mechanical seal fitting
1.
Ensure the seal housings and seal
recesses are clean.
2.
Lightly lubricate the 'O'rings and springs
with a silicon grease (Food quality if required).
3
Position the wave springs (85) into the
seal housing (66).
4.
Fit the static face (82) with associated
'O' ring to the seal housing recess.
Ensure location pins engage correctly.
5.
Press the rotating faces (83) in to the rotor
bores ensuring the drive pins locate correctly.
6.
Position the seal housing loosely in the
rotorcase with the flat inside the rotor
case aligned. Once correctly aligned push
the seal housing into the rotorcase.
Check the seal housing is below the back
face of the rotorcase.
NOTE:
To assist fitting the seal housing the rotor and
rotor retaining nut can be used to press the seal
housing.
7.
Wipe all lapped seal face surfaces until clean.
8.
Follow the rotor assembly procedure in
section 9.8
STP125 Page 25
