Minnich A-1-48, Operators & Service Manual

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Dowel Drill Manual
HAMMER PARTS MANUAL
50# (23kg) Rock Drill0A9350-00000
When ordering replacement parts you need to furnish the model and serial number of the drill tool.
Net Weight 51lbs. (23kg)
Blows Per Minute 2300
Chuck Size 7/8” x 4 1/4” (22.2mm x 107.9mm)
Air Inlet (NPT) 3/4” (19.1mm)
Air Consumption 92.2cfm (2.6m3/min)
Specifications
FIG. Part # Description QTY
1 009350-00001 BACKHEAD ASSEMBLY 1
13 009350-00013 AIR CONNECTION WASHER 1
16 009350-00016 BLOW TUBE GLAND 1
17 009350-00017 TUBE GLAND GASKET 1
18 009350-00018 BLOW TUBE GASKET 1
20 009350-00020 BLOW TUBE 1
22 009350-00022 PLUG ADAPTER 1
37 009350-00037 CYLINDER 1
38 009350-00038 EXHAUST DEFLECTOR 1
39 009350-00039 BLOWING CONNECTION 1
43 009350-00043 FRONT WASHER BUSHING 1
44 009350-00044 FRONT WASHER 1
46 009350-00046 VALVE CHEST COVER 1
48 009350-00048 AUTOMATIC VALVE 1
49 009350-00049 VALVE CHEST 1
50 009350-00050 VALVE DOWEL PIN 1
51 009350-00051 RIFLE BAR 1
52 009350-00052 ROTATION PAWL 4
53 009350-00053 PAWL PLUNGER 4
54 009350-00054 PAWL SPRING 4
55 009350-00055 RATCHET RING 1
FIG. Part # Description QTY
56 009350-00056 RIFLE NUT 1
57 009350-00057 PISTON 1
58 009350-00058 ROT. SLEEVE 1” X 4-1/4”
(2.5cm X 10.8cm)
1
59 009350-00059 SLEEVE BSG 1” HEX. X 4-1/4”
(2.5cm HEX X 10.8cm)
1
59A 009350-0059A SLEEVE BSG 7/8” HEX. X
4-1/4” (2.2cm X 10.8cm)
1
61 009350-00061 SLEEVE NUT 1
65 009350-00065 SIDE ROD NUT 2
66 009350-00066 SIDE ROD 2
67 009350-00067 FRONTHEAD 1” X 4-1/4”
(2.5cm X 10.8cm)
1
68 009350-00068 STEEL RET. 1” X 4-1/4” (2.5cm
X 10.8cm)
1
68A 009350-0068A STEEL RET. 7/8” X 4-1/4”
(2.2cm X 10.8cm)
1
70 009350-00070 FRONTHEAD BSG. 2
72 009350-00072 STEEL RET. PIN 1
73 009350-00073 STEEL RET. SPRING 2
74 009350-00074 STEEL RET. BOLT 2
75 009350-00075 STEEL RET. NUT 2
76 009350-00076 STEEL RET. CLIP 2
Always disconnect the air supply before
changing steel or dismantling the tool for ser-
vice or repair. For maximum safety we advise
the installation of a shut-off valve at the end
of the air line.