Milwaukee Kango 840S Service & Repair Manual page 5

FIG. PART NO. DESCRIPTION OF PART
2 9170 3254 90 Ball Bearing
5 9170 4650 40 Ball Bearing
6 9170 4672 80 Vent Kit
7 9170 3255 20 Needle Bearing
9 9170 4650 70 M6 Socket Head Cap Screw
12 9170 4651 00 K35 x 8mm Pan Hd. Plastite Screw
18 9170 4663 20 Split Sleeve
20 9170 3258 10 Dowel Pin
24 9170 3254 60 Slotted Taptite Torx Screw
25 9170 4652 20 K50 x 22mm PT-DG Screw
36 9170 4673 30 Spline Nose Kit
37 9170 4654 60 Crankcase Assembly
38 9170 4671 70 Gearcase Service Kit
39 9170 4652 80 Crankshaft Assembly
43 9170 4655 10 5/8 Cap Plug
44 9170 4655 20 Screw Cap
48 9170 4666 30 Depth Rod Mount Assembly
49 9170 4655 60 Side Handle Housing
54 9170 4656 50 Main Shroud
55 9170 4656 70 Locking Ring
56 9170 4656 90 Spacer
57 9170 4666 40 Clutch Gear Assembly
58 9170 4657 10 Drive Gear
62 9170 4657 40 Gearcase Seal
64 9170 3255 50 O-Ring
65 9170 4657 70 Capseal
67 9170 4657 90 O-Ring
68 9170 4658 00 O-Ring
69 9170 4658 10 O-Ring
70 9170 4658 20 O-Ring
71 9170 4658 30 Damping Washer
72 9170 3257 80 External Retaining Ring
73 9170 4658 60 Retaining Ring
74 9170 4658 80 Spline Driver
75 9170 4659 00 Shift Spring
76 9170 4659 10 Compression Spring
80 9170 4658 90 Compression Spring
81 9170 4659 60 Side Handle Band
84 9170 4660 10 Chuck Collar
85 9170 4663 00 Oil Seal
87 9170 4660 30 Barrel
88 9170 4666 50 Shift Disk Assembly
89 9170 4663 90 Bitlock Washer
90 9170 3257 70 Side Handle Assembly
97 9170 4663 80 Stepped Washer
98 9170 4653 10 Shift Knob Assembly
101 9170 4661 60 Wrist Pin
102 9170 4661 70 Piston
103 9170 4661 80 Ram
104 9170 4661 50 Bitlock Pin
105 9170 3258 20 Band Retainer
106 9170 4658 50 Retaining Ring
107 9170 4662 20 Shift Ring
108 9170 3257 60 Depth Gauge Rod
109 9170 3255 10 Connecting Rod Assembly
111 9170 4662 70 Dust Seal
112 9170 4664 20 Felt Seal
114 9170 4663 30 Retaining Slug
115 9170 4663 50 Spline Striker
118 9170 4664 00 Washer
119 9170 4664 10 Barrel Washer
121 9170 4664 30 Washer
124 9170 3257 90 Wave Washer
125 9170 4672 80 Vent Kit
NOTE: Check the clutch torque. Clutch must slip at 40 to 50 ft.lbs.
at the spindle, checked clockwise as viewed from the front
of the tool.
Service and Repair Manual
Model 840S
Press Needle Bearing (7)
NO. REQ.
in Connecting Rod (109)
(2)
so that the same amount
(1)
sticks out on both sides
(1)
of the Rod.
(1)
(4)
(1)
(2)
(1)
(2)
(4)
(1)
(1)
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
LUBRICATION NOTES:
(1)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
% % % % % SEE PAGE 6
(1)
FOR ADDITIONAL
(1)
SERVICE NOTES
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)
(1)
Press Needle
Bearing (6) into
Crankcase (37)
flush with the top
of the crankcase
casting,
as shown.
(TYPE "S2" GREASE, NO. 9170 4664 70)
Fill Piston (102) with "S2" grease and
assemble to Connecting Rod (109)
with the Wrist Pin (101). Front surface
of Piston (102) and the Ram (103) is
to be free of grease.
Lubricate the O-Ring (68)
with grease.
Lightly coat the inside of the Barrel (87)
with grease prior to assembly.
Lightly coat the
inside bore and the
press fit area of the
Spline Driver (74) prior
to the insertion of
the Striker (115).
Prior to assembly,
apply a light coat of grease to the Gearcase
Seal (62) and O-Rings (63, 64, 67, 68 and 70).
5