Greenlee / A Textron Company 14 4455BoeingDr.•Rockford,IL61109-2988USA•815-397-7070
HPB45 Series Hydraulic Paving Breaker
Parts List—Main
Key Part No. Description Qty
1 50022083 Accumulatorbody ...............................1
2 52033754 Valve housing .......................................1
3 52033755 Cylinder ................................................ 1
4 52033756 Strikingpiston ......................................1
5 50022164 Accumulatorcover ............................... 1
6 50022172 Diaphragm ...........................................1
7 50022180 Chargingscrew ....................................1
8 50022199 Screw,M10x30 ....................................4
9 50022202 Screw,M10x35 ....................................4
10* Sealring,Ø8.7/Ø13x1 .........................1
11 52033757 Spool ....................................................1
14 52033758 Guidesocket ........................................ 1
15 50022261 Spoolsocket ........................................1
16* Protectivecap,M24x1.5 ......................1
17* O-ring,Ø24x1.5 ...................................1
18* O-ring,Ø18x2 ......................................4
19* O-ring,Ø30x2 ......................................1
20* O-ring,Ø32x2 ......................................1
21* O-ring,Ø25x1.5 ...................................1
22* Lockingring .........................................1
23* Seal,Ø32/Ø40x6 .................................1
24* Seal,Ø32/Ø45x7/10 ............................1
25* Sealring,1/2" ......................................2
26 50022377 Connector,1/2"BSP...........................2
27* Seegerspringring................................2
28* ShimPS,8x14x0.5 ..............................1
29 50022415 Triggerspool ........................................1
30 50022431 Trigger rod ............................................1
31 50022458 Packinggland ......................................1
32 50022474 Spring ..................................................1
Key Part No. Description Qty
33* O-ring,Ø8.3x2.4 ..................................1
34* O-ring,Ø16.3x2.4 ................................1
35* Seal,Ø8/Ø14x3.5/5 .............................1
36* Backupring .......................................... 1
37* Seegerspringring................................1
38 50022555 Fitting,02KRG ....................................6
39 50022563 Fitting,04KRG ....................................3
40 50022741 Protectivecap,1/2"BSP .....................2
41* O-ring,Ø6x2 ........................................1
42* O-ring,Ø8x2 ........................................1
43 50022814 Backupwasher ....................................4
44 50022822 Screw ...................................................1
45 50022830 Checkvalveball ................................... 1
46* Sealring,Ø9/Ø14x1 ............................1
47* O-ring,Ø82x1.5 ...................................1
48* O-ring,Ø16x1.5 ...................................1
49* O-ring,Ø13x1.5 ...................................1
50* Backupwasher,Ø32.7/45x2.5 .............1
51* Lockingring .........................................1
52 50109499 Plate,identication ..............................1
53 50109529 Decal,soundlevel110dB
(HPB45-1AVS) ......................................1
50027204 Decal,soundlevel109dB
(HPB45-2AVS) ......................................1
54 50110292 Decal,weight(HPB45-1AVS) ...............1
50110284 Decal,weight(HPB45-2AVS) ............... 1
55 50110764 Decal,accumulator ..............................1
* 50023101 Sealkit(includes10,16–25,27,
28,33–37,41,42,46–51,and91)
50023152 Triggervalvekit(includes27–37)
52061099 Whiphose ............................................2