Servicing Outlet Valve Assembly - AIRLESSCO HSS 9000 Service & Operation Manual

SERVICING OUTLET VALVE ASSEMBLY

FIGURE 13
FIGURE 13 PARTS LIST
ITEM # PART #
1 187-078
187-079
2
187-091
3
4 106-015
5 187-081
6 187-082
SERVICING THE FLUID PUMP
Fluid Pump Reinstallation - Refer to Figure 12
1. With the Retaining Ring loosly in place around the pump
piston, thread the Fluid Pump in to the Yoke (186-078)
until the top edge of the Outlet Housing (187-086) is
one thread above the inside edge of the Yoke threaded
bore.
2. Tighten the Jamb Nut (187-088) until it stops against
the bottom edge of the Yoke.
3. Line up the Displacement Rod pin hole with the
Hydraulic Piston pin hole; insert the Piston Pin.
4. Slip the Retaining Ring up around the piston pin bore on
the Hydraulic Piston.
5. Run the machine at full pressure for several minutes
and check for leaks. Release the pressure by following
the Pressure Relief Procedure & readjust the packing
nut per step 7 in the Packing Replacement Procedures
on page 20.
6. Reinstall Front Cover
1
2
3
4
5
6
DESCRIPTION
Piston End
Outlet Ball Guide
Outlet Ball
O-Ring
Outlet Seat
Retainer
Disassembly of Outlet Valve - Figure 13
1. Remove Fluid Pump from machine - Refer to Fluid Pump
Removal, Page 16.
2. Remove Outlet Valve Assembly - Follow steps 1-9, Disassembly
of the Fluid Pump, Page 16
3. Carefully hold Piston End (187-078) in vise bottom up to access
7/16" Hex in Retainer (187-082). Remove Retainer.
4. Remove Outlet Seat (187-081). Do not pry, it will chip the edges.
5. Remove PTFE O-Ring (106-015), Outlet Ball (187-091) and
Outlet Ball Guide (187-079).
6. Remove all old packings and glands from Outlet Housing; retain
Male Gland (187-073) and Female Gland (187-072), they will be
re-used unless damaged.
7. Clean and inspect parts for wear or damage, replace parts as
necessary. PTFE O-Ring (106-015) will always be replaced in this
procedure.
Re-assembly of Outlet Valve - Figure 13
1. Install Ball Guide (187-079), Ball (187-091), Seat (187-081) and
O-Ring (106-015) into Piston End.
2. Install Retainer (187-082) into Piston End. Torque Retainer to
30 Ft-Lb.
3. Install new packings, glands and scraper - Refer to Packing
Replacement Procedures, Page 20.
17