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HDS 505, 508, 509, 510 • 9.800-078.0 - N
31
PRESSURE W
ASHER
OPERA
T
OR’S MAN
U
AL
UU1 UNLOADER VALVE EXPLODED VIEW
9.175-018.0, 3500 PSI
Universal Unloader
UU1 UNLOADER VALVE EXPLODED VIEW PARTS LIST
ITEM PART #
DESCRIPTION
KIT QTY
1
Piston Housing
A
1
2
Piston
C 1
3
8.749-795.0 Piston O-Ring Back up
1
4 8.749-796.0 Main
Block
1
5 9.152-372.0 Piston
Ring
1
6
Ball
Seat
C 1
7
O-Ring, 10.5 ID x 1.5 CS A,C 1
8
Plunger
B 1
9 9.152-016.0 Plunger
Housing
1
10
Bypass Spring
C 1
11
9.149-001.0 Low Pressure Port
1
12
9.152-017.0 Sliding Connector, 30 mm
1
8.762-005.0 Sliding Connector, 40 mm
1
13
9.149-002.0 Sliding Connector H 1/2"
1
9.149-005.0 Sliding Connector H 3/8"
1
14
9.196-011.0 Plug, 5/8 - 18 UNF
1
15
O-Ring 12 ID x 2 CS
A
2
16
O-Ring 6 ID x 2 CS
A
1
ITEM PART #
DESCRIPTION
KIT QTY
17
9.149-006.0 Sliding Connector Guide
1
18
O-Ring Back up
A
1
19
Conical Seal
C 1
20
O-Ring 6.75 x 1.78 BN80 A
1
21
Spring Seat
C 1
22
Plunger Spring
B 1
23
8.762-001.0 Banjo Bolt, 1/2"
1
8.762-011.0 Banjo Bolt, 1/2" - 1/4" NPT
1
8.762-000.0 Banjo Bolt 3/8"
1
24
8.762-000.0 Banjo Bolt 3/8"
1
25 9.802-893.0 Seal Washer 3/8"
2
26
9.803-921.0 Seal Washer, 1/2" (0120, 0130) 2
9.802-893.0 Seal Washer 3/8" (0140)
2
27
O-Ring 15 ID x 2 CS
A,B 3
28 8.706-865.0 Plug, 1/4"
1
KIT A
9.104-038.0 O-Ring Repair Kit
KIT B
9.104-039.0 Outlet Kit
KIT C
9-104-040.0 Stem Repair Kit