Viking Pump TSM280: Duralobe (Discontinued) User Manual
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4.3.10 Hybrid Single Flushed Mechanical Seal
Fig 37
- During Pump assembly fit the seal housing (28) to the rotorcase securing
with screws (26) tightening to correct torque, refer to section 5.2. Ensure
the gasket or o-ring (27) are in place before tightening screws (26)
- Install o-ring (49) into the seal carrier (44).
- Install lip seal (43) into the seal carrier (44) and secure using the retainer
clip (42).
- Install seal assembly (comprising parts 42, 43, 44, 49) into the rotorcase,
ensure anti-rotation lugs engage.
- Install o-ring (50) into the static seal seat (31).
- Install seal seat assembly (comprising parts 30, 31) to the rotorcase,
ensuring that the drive lugs and the drive slots engage.
- Install o-ring (32) into the rotary seal face (33).
- Install seal assembly (comprising parts 32, 33) into the rotor.
- To disassemble reverse the above procedure.
- Before disassembling the seals, ensure pump is fully shutdown, refer to
section 3.5.