HRD44A Hydraulic Rotary Hammer
Greenlee / A Textron Company
4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070
14
1
52046167
Inner tube ........................................................ 1
2
52046168
Piston .............................................................. 1
3
50460323
Bolt .................................................................. 2
4
52046169
Cylinder ........................................................... 1
5
52046170
Hammer piston ................................................ 1
6*
Piston ring ....................................................... 1
7
50460366
Compression cylinder ..................................... 1
8
52046171
Bush ................................................................ 1
9
52046172
Collar ............................................................... 1
10
Motor block ..................................................... 1
11
Dial knob ......................................................... 1
12
Valve guide ...................................................... 1
13
Selector valve .................................................. 1
14
50460447
Washer ............................................................ 1
15
50460455
Internal shaft .................................................... 1
16
50460463
Idle gear ........................................................... 1
17
50460471
Drive gear ........................................................ 1
18
Gear housing (A) .............................................. 1
19
52046177
Drill stay (A) ..................................................... 1
20
Seat packing ................................................... 1
21
Valve seat ........................................................ 1
22
Packing (B) ...................................................... 1
23
Cleaner case ................................................... 1
24
50460579
Packing ........................................................... 1
25
50460587
Element ........................................................... 1
26
50460595
Cleaner sponge ............................................... 1
27
Cleaner cover .................................................. 1
28
Retainer (B) ...................................................... 4
29
Lead valve ....................................................... 4
30
50460641
Air seal ............................................................. 1
31
Nut ................................................................... 1
32
Cap bolt ........................................................... 1
33
Lid.................................................................... 1
34
50460692
Diaphragm ....................................................... 1
35
Shell ................................................................. 1
36
Handle grip ...................................................... 2
37
Valve body ....................................................... 1
38
50460730
Control lever .................................................... 1
39
Decal, identification ......................................... 1
40
50460757
Valve rod .......................................................... 1
41
52046182
Valve guide ...................................................... 1
42
50460773
Control valve ................................................... 1
43
52046232
Nut ................................................................... 2
44*
O-ring .............................................................. 1
45
Nut ................................................................... 1
46
Washer ............................................................ 1
47
52046186
Screw, cone point ............................................ 1
48*
Seal washer ..................................................... 1
49
52046188
Cap nut ............................................................ 1
50
52046189
Bush (A) ........................................................... 2
51*
U-cup packing ................................................. 1
52*
Dust seal .......................................................... 1
53*
Dust seal .......................................................... 1
54*
Compression spring ........................................ 1
55*
Seal washer ..................................................... 2
56
50460854
Washer ............................................................ 2
57
Washer ............................................................ 2
58
52046192
Key .................................................................. 1
59*
Steel ball .......................................................... 1
60
52046236
Roller, 6x12 ...................................................... 2
61
50459830
Plug ................................................................. 7
62
50460897
Plug ................................................................. 5
63*
O-ring .............................................................. 1
64*
O-ring G65 ....................................................... 1
65*
O-ring G60 ....................................................... 1
66*
O-ring .............................................................. 2
67*
O-ring .............................................................. 1
68*
O-ring .............................................................. 1
69*
O-ring CO0621 ................................................ 1
70*
O-ring .............................................................. 2
71*
O-ring .............................................................. 1
72*
O-ring .............................................................. 3
73*
O-ring P5 ......................................................... 1
74*
Backup ring P5 ................................................ 1
75*
Pin ................................................................... 1
76
50460170
Pin Ø5 x 36 ...................................................... 1
77
50459783
Pin Ø6 x 20 ...................................................... 2
78*
Spring .............................................................. 1
79
Screw .............................................................. 1
80
Screw (flat) ....................................................... 1
81
50461249
Coupler (male) ................................................. 1
82
50461257
Coupler (female) .............................................. 1
83
52046195
O-ring .............................................................. 1
84
50461273
Backup ring .................................................... 1
85
52046196
Hydraulic hose ................................................ 1
87
Bolt, hex socket M12 x 50 .............................. 2
88
50461303
Bolt .................................................................. 4
89
50461311
Bolt .................................................................. 4
90
50461320
Washer ............................................................ 4
91
50461338
Washer ............................................................ 4
92
Screw .............................................................. 8
93*
M6 orifice (2.8) ................................................. 1
94
52046198
Oiles Drymet LF bushing ................................. 1
95*
DU bush .......................................................... 2
96
52046200
Bush ................................................................ 1
97*
O-ring .............................................................. 1
98*
Kenick expander ............................................. 3
99*
Backup ring ..................................................... 1
100
52046204
Guard ............................................................... 1
101
52046205
Bolt .................................................................. 4
102
Patent fastener ................................................ 1
103
Screw .............................................................. 4
104
Washer ............................................................ 4
105
Nut ................................................................... 4
106
Decal, warning, eye ......................................... 1
107
Decal, pressure/flow/weight ............................ 1
108
Decal, caution ................................................. 1
Kits
*
52046211
Repair kit (includes items marked with an asterisk)
52046303
Decal kit (includes items 39, 106–108)
52046304
Accumulator kit (includes items 31–35, 44, 48, 64)
52046305
Plug kit (includes items 31, 32, 44, 48)
52046306
Valve body assembly (includes items 37, 61, 93)
52046307
Motor block assembly
(includes items 10, 50, 61, 75, 95, 98)
52046308
Gear housing assembly
(includes items 18, 50, 95, 98)
52046309
Selector valve assembly (includes items 11–13,
45, 46, 68, 72, 79, 80, 99)
52046310
Handle kit (includes two each of items 36, 57, 87)
52046311
Compressor kit
(includes items 20–29, 92, 102–105)
52046312
Latch kit (includes items 102–105)
Parts List
Key
Part No.
Description
Qty
Key
Part No.
Description
Qty