Sterlco 2016C (Former Compact Series) - Manual (Page 40)

Page 40 2016-C Series Hot Oil Portable Temperature Control Units
Disassembling the Pump
1. Mark head and casing before disassembly to insure proper
reassembly. The idler pin, which is offset in the pump head,
must be positioned toward and equal distance between port
connections to allow for proper flow of liquid through pump.
Remove head from pump. Do not allow idler to fall from idler
pin. To prevent this tilt top of head back when removing.
Avoid damaging head gasket.
2. Remove idler and bushing assembly.
3. Insert length of hardwood or brass through port opening
between rotor teeth to keep shaft from turning. Bend up tang of
lockwasher and with a spanner wrench remove locknut and
lockwasher from shaft.
4. Loosen Allen head setscrews in the face of the thrust bearing
assembly. Remove the thrust bearing assembly by threading
out of the bracket.
Figure 6
Thrust Bearing Assembly
5. Loosen the radial setscrews in the thrust bearing assembly and
remove the end cap using the spanner wrench.
6. Remove the bearing spacer collars and the ball bearing.
7. Using snap ring pliers, remove snap ring from shaft.
8. Remove two nuts holding seal gland plate and seal gland in
place. Slide seal gland off of shaft being careful not to damage
the lip seal.
9. Using a soft headed hammer, gently tap on the end of the rotor
shaft until the rotor and shaft assembly can be completely