
BULLETIN NO.
SERVICE PARTS LIST
SPECIFY CATALOG NO. AND SERIAL NO. WHEN ORDERING PARTS
M18™ SWITCH TANK™
CATALOG NO.
2
3
5
4
6
6
7
2 3
7 8
8
1
9
5
2820-20
STARTING
SERIAL NO.
38
36
K62A
40
39
REVISED BULLETIN
00
54-07-2820
DATE
Apr. 2022
WIRING INSTRUCTION
EXAMPLE:
Component Parts (Small #)
0
Are Included When Ordering
The Assembly (Large #).
10
35
11
12
16
15
17
18
19
22
21
25
24
25
23
26
28 29
27
30
13
14
18
19
20
22
23
28
29
18
17
19
31
30
37
36
18
19
34
FIG. PART NO. DESCRIPTION OF PART NO. REQ.
1 49-16-282P Sprayer Tank Assembly (1)
1 49-16-282W Water Supply Tank Assembly (1)
1 49-16-28CS Concrete Sprayer Tank Assembly (1)
2 31-40-1119 Sprayer Tank Lid Assembly (Green) (1)
2 31-40-0034 Water Supply Tank Lid Assembly (Blue) (1)
2 31-40-0036 Concrete Sprayer Tank Lid Assembly (Black) (1)
3 31-01-0039 Strainer Assembly (1)
4 42-36-0051 Measuring Cup Bracket Kit (1)
5 --------------- Measuring Cup Bracket (1)
6 --------------- M3 x 10 Screw (3)
7 42-96-0018 Measuring Cup (1)
8 --------------- Tank (1)
9 42-52-0033 Drain Cap Assembly (1)
33
32
FIG. PART NO. DESCRIPTION OF PART NO. REQ.
10 43-31-0016 Pump Inlet Filter w/ O-Ring (1)
36 37
38
11 14-50-0009 Motor Assembly (1)
12 44-52-0014 Motor Pad (1)
13 14-38-0003 Main Housing Assembly (1)
14 23-66-0053 Switch Assembly (1)
15 43-98-0018 Speed Regulator w/ Speed Knob (1)
16 43-98-0028 Speed Knob Cap w/ O-Ring (1)
17 42-70-0016 Main Housing Latch Assembly (Set of 1) (2)
18 --------------- Main Housing Latch (2)
19 --------------- M4 x 16 Screw (2)
20 34-40-0181 Bottom Housing Seal (1)
21 22-56-0013 Terminal Block Cover Kit (1)
22 --------------- Right Terminal Block Cover (1)
23 05-81-0059 M4 x 12 Screw (4)
24 22-56-0011 Terminal Block Assembly (1)
25 --------------- Left Terminal Block Cover (1)
26 14-20-0089 Electronics Assembly (1)
27 14-38-0007 Bottom Housing Kit (1)
28 --------------- Bottom Housing (1)
29 --------------- M4 x 16 Screw (6)
30 --------------- M2.9 x 8 Screw (2)
31 34-40-0182 Battery Compartment Seal (1)
32 44-20-0027 Battery Door Latch Assembly (1)
33 31-15-0029 Battery Door Assembly (1)
34 34-40-0184 Battery Door Seal (1)
35 14-38-0008 Backpack Frame Assembly (1)
36 --------------- M4.8 x 20 Screw (6)
37 --------------- Backpack Frame (1)
38 --------------- M4 x 12 Screw (11)
39 45-56-0019 Backpack Lower Strap (1)
40 45-56-0013 Backpack Shoulder Strap (1)
12-20-0206 Powered Base Service Nameplate (Not Shown) (1)
12-20-0159 Water Supply Tank Service Nameplate (Not Shown) (1)
12-20-0163 Concrete/Sprayer Tank Service Nameplate (N.S.) (1)
10-20-2376 Warning Label (Not Shown) (1)
10-20-3067 Tank Cap Warning Label (Not Shown) (1)
Page 2 Nozzle accessories
MILWAUKEE TOOL l www.milwaukeetool.com
MILWAUKEE ELECTRIC TOOL CORPORATION
13135 W. Lisbon Road, Brookeld, Wisc. 53005
13135 W. LISBON RD., BROOKFIELD, WI 53005
Drwg. 4
Drwg. 1

42
58
42
47
48
43
44
41
42 43
44
43
46
50 51 52 53
49
54 55 56 57
53
50
54
52
51
45
42 43
46
55
56
57
59
FIG. PART NO. DESCRIPTION OF PART NO. REQ.
41 49-16-2727 Sprayer/Concrete Nozzle Assembly (1)
42 --------------- M4 x 16 Screw (7)
43 --------------- 10-32 x 1/2 Machine Screw (2)
44 --------------- Sprayer/Concrete Nozzle (1)
45 49-16-2730 Replacement Hose Assembly (1)
46 --------------- Replacement Hose (1)
47 49-16-2729 Short Concrete Wand (1)
48 14-46-0102 Long Concrete Wand (1)
49 49-16-2728 Nozzle Accessory Kit (All Models) (1)
50 --------------- Sprayer Nozzle (1)
FIG. PART NO. DESCRIPTION OF PART NO. REQ.
51 --------------- Concrete Nozzle (1)
52 --------------- Connector Tube (2)
53 --------------- Connector Tube Cover Plate (2)
54 --------------- Nozzle Sealing (4)
55 --------------- Fan Tip (1)
56 --------------- Fan Nozzle Connector Tube (1)
57 --------------- Fan Nozzle Cover Plate (1)
58 43-72-0023 Rubber Strap (1)
59 31-12-0016 Water Tank Nozzle (1)