VERDER JEC JRZW Series, Operation And Maintenance Manual

Page: 12 / 23

12
SEAL ASSEMBLY
Inspect each piece of your seal replacement kit for damage
before installing them.
Place the pump housing face down on a table, put new seal
in to the pump housing and bolts tighten.
PUMP HOUSING ASSEMBLY
Before install the pump housing to the gearbox make sure that cleaning on the surface of
pump hosing and gear box and check to the shim plate between pump housing and gear box.
And Install the pump housing onto the gear box and secure the four housing set nuts
When install the ceramic shaft sleeve onto the pump shaft fit care in
to pin as shown in Figure 15.
Assemble a rotor onto shaft engaging the shallow groove with small
spline in rotor and seal side first in to the shaft together with top
and bottom rotors.
Place the plastic dowel between the rotors. Tighten the first rotor bolt with a wrench to the
recommended torque. To tighten the second rotor place the plastic dowel on the opposite
side of the rotor and tighten the second rotor bolt to the properly.
Use feeler gauges and depth micrometer to verify the back and redial
clearances between the rotors and the housing. A depth gauge should be used
to verify the front clearance.