JETStream TwinForce Series, Operation Manual

Page: 77 / 112

69
TwinForce™ Series Waterblast Unit
Assembly
1. Install the discharge valve into the valve
body (Figure 123).
2. Position the valve spring and valve spring
retainer into place on the suction valve.
Press down on the spring retainer to insert
the keepers (Figure 124).
3. Place the backup ring (Figure 125) onto
the assembly. Note the chamfer on the
inside diameter of the backup ring. Orient
the backup ring so the chamfer faces the
valve body and the flat side of the ring
faces the cup seal. Install the cup seal
and the retaining ring.
4. Install the two O-rings (Figure 126).
Figure 123: Valve Installation.
Spring
Spring
Retainer
Suction Valve
Discharge Valve
Keepers
Figure 124: Installing the Keepers.
O-Rings
Figure 126: Install the O-Rings.
Figure 125: Install the Seal Ring.
Backup Ring
Cup Seal
Retaining Ring