Screw Case Assembly - JEC Pumps JRZS Series Operating & Maintenance Manual

Twin screw pumps
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SCREW CASE ASSEMBLY

Before installation for screw case to the gearbox, make sure to clean the surface of screw case and
gearbox and check the shim plate surely between screw case and gearbox.
Assembly can be done reverse way against the disassembling procedure.
Slide and insert screw case along the stud bolt carefully to match
the gearbox.
Tighten bolts on the screw case using wrench with reference of
below torque set value to be fixed to the gearbox.
Series
ZS100
Bolt size
Torque value for
bolt (N·m)
Insert the both seal rings for rotating parts into the screw case
matching the hole of seal rings to the pin of seal body in screw
case.
Assemble O-ring to seal ring and put on the screw by matching
the hole of seal ring to the pin of screw.
ZS200
ZS300
M8
M10
M14
46
91
180
Fig. 10
Fig. 11
Fig. 12
Fig. 13
11

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This manual is also suitable for:

Jrzs100Jrzs200Jrzs300

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