Packing Replacement Procedures - AIRLESSCO HSS 9000 Service & Operation Manual

PACKING REPLACEMENT PROCEDURES

REASSEMBLY - Figure 19
1. Soak all Leather Packings (187-074) in oil for 5-10 minutes
before assembly.
2. Install Scraper (187-083) open edge downwards, and metal
Female Gland (187-072) open side up on Piston End (187-
078).
3. Install five UHMWPE Packings (187-075) and three Leather
Packings (187-074) on Piston End, open side up, in this order
from bottom: Plastic, Leather, Plastic, Leather, Plastic, Leather,
Plastic, Plastic. Finish with metal Male Gland (187-073)
rounded edge downwards.
4. Install one Jam Nut (187-089) on Piston End: Do Not
Tighten.
5. Carefully insert assembled Piston End (Figure 19) down-
ward into top of Cylinder (187-077) until only the metal Male
Gland (187-073) is exposed.
6. Use a Packing Tool (189-211) through the Piston End Outlet
holes to hold the Piston End from spinning while tightening the
Jam Nut until there are FOUR full threads exposed on Piston
End.
7. Place TWO drops of BLUE LOCTITE on the Piston End
Jam Nut threads, and install second Jam Nut. Tighten it until it
stops without moving the first Jam Nut.
8. Install metal Male Gland (187-073) rounded edge upwards
in the Outlet Housing (187-076).
9. Install four UHMWPE Packings (187-075) and three Leather
Packings (187-074) in the Outlet Housing, open side down-
ward in this order: Plastic, Leather, Plastic, Leather, Plastic,
Leather, Plastic. Finish with metal Female Gland (187-072)
open side downwards.
10. Install brass Packing Adjustment Nut (187-071) until it
contacts Female Gland; Do Not Tighten.
ITEM #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
20
FIGURE 19 PARTS LIST
PART # DESCRIPTION
Cylinder, Pump
187-077
O-Ring Seal
106-004**
187-102+ Extension Tube
Outlet Housing
187-076
Displacement Rod
187-070
Piston End
187-078
Rod Extension
187-101+
187-079 Outlet Ball Guide
Outlet Ball
187-091**
Outlet Seat
187-081
Retainer
187-082
Inlet Retainer
187-087
187-086 Inlet Seat
Intake Filter Assy
119-092+
O-Ring
106-012**
**PARTS INCLUDED IN 189-536 PACKING KIT
+PARTS USED ON DIRECT IMMERSION PUMP ASSY 187-103
REASSEMBLY - Figure 19
1. Intall PTFE O-Ring (106-004) and Extension Tube
(187-102) into bottom of Outlet Housing and tighten until the
Extension Tube stops; Do Not Over-tighten.
2. Apply BLUE LOCTITE to Piston End (187-078) top threads
and install Rod Extension (187-101), tighten. Use Packing Tool
(189-211) through Piston End Outlet holes to prevent Piston
End from spinning in Pump Cylinder while tightening Rod
Extension.
3. Apply BLUE LOCTITE to Rod Extension top threads and
install Displacement Rod (187-070), tighten. Use appropriate
size open end wrenches on wrench flats of Extension Rod and
Displacement Rod; Do Not place in vise or use pipe wrenches.
4. Install PTFE O-Ring (106-004) into bottom of Extension
Tube.
5. Lubricate Displacement Rod with oil, and carefully insert
the Pump Cylinder/Rod/Piston Assembly through bottom of
Extension Tube/Outlet Housing Assembly, making sure to
guide the Displacement Rod Top through the upper packings
without damaging the packings.
6. Thread the Pump Cylinder into the bottom of the Extension
Tube, tighten until Pump Cylinder stops; Do Not Over-tighten.
7. Tighten brass Packing Adjustment Nut until there is one
thread left showing.
8. Install Inlet Valve Assembly - Refer to Servicing Inlet
Valve, Page 18.
9. Reinstall Fluid Pump - Refer to Fluid Pump Reinstallation,
Page 17.
ITEM # PART #
106-008**
16
17 187-084
187-092**
18
19 187-073
20 187-075**
187-074**
21
22 187-072
187-083**
23
24 187-071
25 187-089
187-088
26
27 106-015**
116-106
28
29 119-025
30 119-110
DESCRIPTION
O-Ring
Inlet Valve Nut
Inlet Ball
Male Gland
Packing UHMWPE
Packing Leather
Female Gland
Scraper
Packing ADJ Nut
Jam Nut
Jam Nut
O-Ring
Retaining Ring
Piston Pin
O-Ring