10
D4 0617GB
December 2000
H.
I.
113
D4 23 © IMO AB
Fig. 21
Fig. 20
• Lubricate and fit the O-ring 520A on the seal
cover 520. Fit the seal cover onto the power
rotor shaft 102.
• Fit the screws 521 and tighten them carefully.
• Fit the shaft key 113.
• Fit the coupling half back into place and
lock with locking screw.
• Check that the axial position is the same
as before dismantling. (See fig. 6).
• Put the pump back into the system and
proceed according to instructions under
”Start-up” in the installation manual.
S4
D4 22 © IMO AB
• Fit the O-ring S2 in the seal seat S1.
• Fit the seat S1 in the seal cover 520.
• Lubricate the power rotor shaft, the bellows
unit S5 and the seal ring S4.
• Fit the bellows unit S5 into the front cover
501.
• Fit the seal ring S4. Note the position of the
drive notches on S4 and S5. They need to fit
together.
D4 21 © IMO AB
Fig. 18
Fig. 19
F.
G.
S5
501
S2
520
S1
521
520
520A
102
ATTENTION
Do not use dirty fingers on the seal face.
Keep it clean and dry.