Jet JCT-4660 Operations & Parts Manual page 17

Pneumatic paving breaker
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#550661, JCT-4661 Paving Breaker (90 lb.)
Index Part No.
Description
1
P91213
Rubber grip
2
JCT4661-02 Back head
3
P91220
Oil control plug 1/8PT
4
P91245
Felt oiler Ø8.5x25L
5
P91217
Throttle lever
6
P91250
Spring pin 4x40L
7
P91251
Stop lever
8
P91252
Stop lever spring
9
P91218
Throttle lever pin Ø8x30L
10 P91248
Oil tank plug 1/2PT
11 P91225
Back head bolt nut
12 P91224
Lock washer 5/8in.
13 P91219
Oil Plug
14 P91210
Plunger spring
15 P91209
Plunger
Valve chest dowel pin
16 P91208
Ø1/4x20L
17 P91207
Valve guide
18 P91205
Valve chest
19 P91204
Automatic valve
20 P91206
Valve seat
21 P91215
Throttle valve stem guide
22 P91212
O-ring 21.7x3.5mm
23 P91214
Throttle valve
24 P91216
Throttle valve spring
25 P91202
Cylinder plug
26 JCT4661-26 Cylinder
JCT4660-RPK, Repair Kit, contains #21,22,23,24
JCT4661-RBK, Rebuild Kit, contains #14,15,16,17,19,36
Qty
Index Part No.
2
27 P91238
1
28 P91222
1
29 P91235
1
30 P91237
1
31 P91236
1
32 P91246
1
33 P91223
1
34 P91239
2
35 P91244
2
36 P91203
4
37 JCT4661-37 Tappet seat
4
38 P91227
1
39 P61143
1
40 JCT4661-40 Front head
1
41 P91242
1
42 P91241
1
43 P91240
1
44 P91229
1
45 P91232
1
46 P91231
1
47 P91230
1
48 P91234
1
49 P91233
1
50 P91228
5
1
Description
Air inlet screen
Air inlet swivel o-ring
28.5x2mm
Air inlet swivel
O-ring 29.4x3.1mm
Air inlet swivel nut
Rubber cap
Back head bolt
Front head bolt
Rubber plug
Piston hammer
Tappet
Front head bushing
Front head bolt spring
Front head bolt lock washer
Front head bolt nut
Steel retainer bolt
Steel retainer bolt bushing
Lock washer 3/4in.
Steel retainer bolt nut,
3/4-16UNF
Steel retainer spring
Steel retainer plunger
Steel retainer
JET
Qty
1
1
1
1
1
1
4
2
1
1
1
1
1
1
2
2
2
1
2
1
1
1
1
1
17

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