Replacing the lobe tips
Pos. no. Designation Quantity Unit
9.1b
9.2b
Lobe tip,
for screw rotors
—
3x counter-clockwise screw profile
— 3x clockwise screw profile
6/12 piece(s)
9.1f
9.2f
T-plug 6 piece(s)
9.1g
9.2g
Spacer 0/6 piece(s)
30 O-ring for quick-release cover 1 piece(s)
Replacing the rotors
Pos. no. Designation Quantity Unit
9... Rotors 2 piece(s)
9... Grub screw 0 / 4 / 6 piece(s)
31 O-ring for rotating holding bush 2 piece(s)
30 O-ring for quick-release cover 1 piece(s)
32 O-ring for cover disk 0/2 piece(s)
24 Cover disk 0/2 piece(s)
64
Hexagon socket head cap screw for fastening the rotor to
the shaft
2 piece(s)
74 Sealing washer 0/2 piece(s)
Replacing the mechanical seals
Pos. no. Designation Quantity Unit
15 Mechanical seal (2 seal faces, 2 O-rings) 2 piece(s)
30 O-ring for quick-release cover 1 piece(s)
31 O-ring for rotating holding bush 2 piece(s)
32 O-ring for cover disk 0/2 piece(s)
74 Sealing washer 2 piece(s)
Replacing the casing protection
Pos. no. Designation Quantity Unit
10 Cover-side casing protection plate 1 piece(s)
11
½ gear-side casing protection plate
2 piece(s)
12a Casing liner 0/2 piece(s)
12c Hexagon socket head cap screw for clamping parts 0/4/8 piece(s)
Appendix
BA-Classic FL_en-US, 03.05.2018 www.boerger.de / www.boerger.com 173
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