- Frequently Replaced Parts

#PartDescription ReqNotesAvailability
1 251-1176 Valve
3 251-1178 Spray nozzle
4 251-2274 Belt 5MR 450
5 251-2275 Belt 5MR 350

Chassis Assembly-1

#PartDescription ReqNotesAvailability
2 251-1147 Screw 2
4 251-2217 Washer 2
6 251-2200 Washer 2
9 251-1180 Front motor spacer 1
10 251-1181 Rear motor spacer 1
13 251-1182 Dust protection pipe 1
17 251-2199 Handle spacer 2
20 251-1183 Lower handle 1
24 251-2197 Cable clamp 1
37 251-2139 Left hand lever assembly 1
38 251-2132 Right hand lever assembly 1
40 251-1184 Lower handle assembly 1
41 251-2123 Drive cover assembly 1
42 251-2156 Idle cover assembly 1
43 251-1185 Collection tank assembly 1
44 999-1590 Screw M6-1 x 10mm socket head zinc 2
46 999-1647 Screw M6-1 x 16mm socket head stainless steel 15
47 999-1556 Screw M4-.7 x 8mm pan head phillips zinc plated 6
50 251-2198 Bottom handle connector 2
54 251-1186 Air guide 1
57 999-1647 Screw M6-1 x 16mm socket head stainless steel 4
58 251-2067 Screw 5
59 251-2251 Protection cap 1
61 251-2201 Screw 2
62 251-2189 Washer 7
63 999-9101 Screw M4-.7 x 10mm pan head stainless steel 1
67 251-2254 Washer 1

Chassis Assembly-2

#PartDescription ReqNotesAvailability
1 999-1898 Screw M4-.7 x 12mm pan head phillips stainless steel 1
3 251-1149 Nut 4
5 251-2161 Washer 7
7 251-2089 Idler assembly 1
8 251-2124 Circlip 2
11 251-2096 Wheel support 2
12 251-1187 Shaft wedge 1
14 251-1188 Brush shield 1
15 251-1189 Tie rod 4
16 251-2092 Bush wedge 2
18 251-2097 Cap stopper 2
19 251-2144 Idle housing assembly 1
21 251-2271 Clip 2
22 251-2126 Washer 2
23 251-2119 Bearing 2
25 251-2159 Actuator switch lever 1
26 251-2095 Wheel 2
27 251-2278 Right hand wedge 1
28 251-2274 Belt 5MR 450 1
29 251-2275 Belt 5MR 350 1
30 251-2094 Belt shield 1
31 251-1190 Motor assembly 1
32 251-2149 Right hand wedge lever 1
33 251-2098 Left hand wedge lever 1
34 251-1191 Brush shaft 3
35 251-2077 Drive housing assembly 1
36 251-1192 Gear housing assembly 1
37 251-2139 Left hand lever assembly 1 (includes 8,23)
38 251-2132 Right hand lever assembly 1 (includes 8,23)
39 251-2277 Left hand wedge assembly 1
45 251-2167 Shield 2
46 999-1647 Screw M6-1 x 16mm socket head stainless steel 15
48 999-1297 Screw M8 x 50mm hex head stainless steel 2
49 251-2127 Bridge washer 2
51 251-1193 Support shaft 1
52 251-2148 Diverter 1
53 251-2120 Bushing 4
55 251-2091 Left hand spring 1
56 251-2151 Right hand wedge spring 1
57 999-1647 Screw M6-1 x 16mm socket head stainless steel 4
60 251-2252 Washer 4
62 251-2189 Washer 7
64 251-2253 Washer 3
65 999-1314 Screw M4-.7 x 10mm socket head zinc 5
66 999-1320 Screw M6-1 x 20mm socket head stainless steel 1
N/S 251-1212 25 inch outer brush 2
N/S 251-1213 25 inch center brush 1

Cover Drive Assembly

#PartDescription ReqNotesAvailability
1 251-2133 Screw 3
2 251-2099 Left hand lifting plate 1
3 251-2100 Drive cover 1
4 251-2117 Guide lift plate 2
5 251-2135 Washer 1
6 251-2118 Lift plate spring 1
7 251-2123 Drive cover assembly 1 (includes 1-6)

Cover Idle Assembly

#PartDescription ReqNotesAvailability
1 251-2133 Screw 3
2 251-2152 Right hand lifting plate 1
3 251-2153 Idle cover 1
4 251-2117 Guide lift plate 2
5 251-2135 Washer 1
6 251-2118 Lift plate spring 1
7 251-2156 Idle cover assembly 1 (includes 1-6)

Drive Housing Assembly

#PartDescription ReqNotesAvailability
1 251-2128 Screw M3 x 6mm 12
2 251-2105 Bearing 2
3 251-2136 Bearing 2
4 251-2113 Seal 3
5 251-2110 Brush sprocket 2
6 251-2111 Brush sprocket 1
7 251-2112 Bearing cap 3
8 251-2114 Bearing spacer 2
9 251-2121 Spacer 1
10 251-2122 Spring clip 3
11 251-2109 Drive housing 1
12 251-2116 Sleeve bearing 1
13 251-2077 Drive housing assembly 1 (includes 1-12, 14)
14 251-2140 Bushing 3

Electrical Box Assembly

#PartDescription ReqNotesAvailability
1 251-2186 Screw M3 x 16mm 3
2 251-2181 Motor limit switch 1
3 251-2182 Limit switch lever 1
4 251-2178 Electrical base housing 1
5 251-2180 Top electrical housing 1
6 251-2185 Electrical box assembly 1 (includes 1-5, 7)
7 251-1150 Pigtail 1

Electrical Parts and Cable Assembly

#PartDescription ReqNotesAvailability
1 251-2223 Power cord assembly 1
2 251-1134 Cable assembly (J5 to M2) 1
3 251-2175 16amp circuit breaker 1
4 251-2188 Fuse 1
5 251-1135 Cable assembly 1
6 251-1136 Cable assembly (S1-NC to X2-1) 1
7 251-1137 Cable assembly (S1-NC to X2-5) 1
8 251-1138 Cable assembly (X2-7 to F1) 1
9 251-1139 Cable assembly (F1 to X2-8) 1
10 251-1140 Cable assembly (C1 to X2-3) 1
11 251-1141 Cable assembly (X2-12 to C1) 1
12 251-1152 Cable assembly (S1 to J2) 1
13 251-1151 Cable assembly (J3 to F2) 1

Electrical Tray Assembly

#PartDescription ReqNotesAvailability
1 251-2128 Screw M3 x 6mm 4
2 999-9101 Screw M4-.7 x 10mm pan head stainless steel 2
3 251-2160 Nut 2
4 251-2190 Screw 7
5 251-2189 Washer 2
6 N/A Not available 1 (circuit breaker)
7 251-2171 Grommet 2
8 251-2133 Screw 2
9 251-2174 Circuit breaker nut 1
10 251-2176 Fuse holder 1
11 251-2192 Control panel assembly 1
12 251-2264 Electrical mounting bracket 1
13 251-2170 Terminal block 1
14 251-1209 Capacitor 1
15 251-1210 Electrical tray 1
16 251-2169 Control panel housing 1
17 251-2168 Control panel top housing 1
18 251-2265 Electrical bracket 1
19 251-2249 PCB control panel 1
20 251-2272 PCB indicator 1
21 251-1211 Electrical tray assembly 1 (includes 1-20)

Fresh Water Tank Assembly

#PartDescription ReqNotesAvailability
1 251-2210 Seal top 1
2 251-2207 Seal body (OBSOLETE) 1
3 251-2205 Cap spring 1
4 251-2206 Valve spring 1
5 251-2208 O-ring 1
6 251-2213 Solution tank cap 1
7 251-2208 O-ring 1
8 251-2212 Lock plate 1
9 999-1664 Screw M5-.8 x 20mm socket head stainless steel 2
10 251-1198 Fresh water tank 1
11 251-2203 Bushing 2
12 N/A Not available 1 (strainer)
13 251-2209 Valve body (OBSOLETE) 1
14 251-1199 Fresh water tank assembly 1 (includes 1-13, 15-16)
15 251-2214 Valve assembly 1 (includes 1-5, 7, 12-13)
16 999-1301 Screw M5-.8 x 16mm socket head stainless steel 2

Gear Housing Assembly

#PartDescription ReqNotesAvailability
1 251-2102 Bearing 3
2 251-2161 Washer 3
3 251-2134 Bearing 1
4 251-2129 Circlip 1
5 251-2130 Washer 1
6 251-2106 Left hand gear 1
7 251-2107 Right hand gear 2
8 251-2103 Idler shaft 1
9 251-1194 Sprocket gear 2
10 251-1195 Washer 2
11 251-2127 Bridge washer 3
12 251-2101 Gear housing 1
13 251-2141 Gear housing assembly 1
14 999-1590 Screw M6-1 x 10mm socket head zinc 3
15 251-1192 Gear housing assembly 1 (includes 1-12, 14)

Handle Assembly

#PartDescription ReqNotesAvailability
1 251-1196 Handle assembly 1 (includes 2-26)
2 251-1197 Pipe handle 1
3 251-2171 Grommet 1
4 251-2226 Cable holder 4
5 251-2225 Cable retainer 1
6 251-2133 Screw 18
7 251-2224 Front switch housing 1
8 251-2227 Pull handle 1
9 251-2229 Handle pin 1
10 251-2230 Cable clamp 2
11 251-2232 Handle spring 1
12 251-2231 Pin 2
13 251-2228 Rear switch housing 1
14 251-2186 Screw M3 x 16mm 8
15 251-2235 Cable assembly 1
16 251-2233 Pump actuator switch 1
17 251-2234 Pump switch 1
18 251-2256 Bush spring 1
19 251-2248 Coupling outer sleeve 2
20 251-2246 Spring clip 2
21 251-2241 Pipe holder 2
22 251-2242 Pipe 1
23 251-2243 Top handle connector assembly 2
24 251-2244 Top handle connector 2
25 251-2245 Coupling 16
26 251-2247 Spring coupling 2

Idle Housing Assembly

#PartDescription ReqNotesAvailability
1 251-2128 Screw M3 x 6mm 12
2 251-2105 Bearing 3
3 251-2113 Seal 3
4 251-2154 Idle housing 1
5 251-2155 Bushing 3
6 251-2112 Bearing cap 3
7 251-2114 Bearing spacer 3
8 251-2122 Spring clip 3
9 251-2116 Sleeve bearing 1
10 251-2144 Idle housing assembly 1 (includes 1-9, 11)
11 251-2140 Bushing 3

Top Cover Assembly

#PartDescription ReqNotesAvailability
1 251-2133 Screw 3
2 999-0901 Screw M5-.8 x 16mm pan head phillips stainless steel 2
3 251-2068 Bridge washer 2
4 251-2190 Screw 2
5 251-2189 Washer 2
6 251-1200 Solenoid pump 1
7 251-2060 Nozzle seal 1
8 251-2053 Pump spacer 1
9 251-2071 Pump o-ring 2
10 251-2257 Nut 1
11 251-2072 Hose clip 2
12 251-2057 Rubber boot 1
13 251-2073 Cable gland 1
14 251-1201 Nozzle Assembly 1
15 251-2061 Nozzle adaptor 1
16 251-2058 Female valve 1
17 251-2258 Lock 1
18 251-2052 Strap 2
19 251-2051 Pump cover 1
20 251-2259 Circuit breaker cap 2
21 251-2062 Pump support ring 1
22 251-2059 Pump hose 1
23 251-1202 Top cover assembly 1 (Trio 25)
24 251-2054 Strap lock 2
25 251-1203 Pump cover assembly 1 (Trio 25)
26 251-1204 110V pump 1 (Trio 25)
27 251-1205 Top cover assembly complete 1 (Trio 25)
28 999-1556 Screw M4-.7 x 8mm pan head phillips zinc plated 8
29 999-1645 Screw M4-.7 x 12mm hex head stainless steel 2
30 251-2262 LED lense 2
31 251-2263 Washer 2
32 251-1206 Pump support ring 1
33 251-1207 Pump hose connector 1
34 251-1208 Pump kit 1
35 251-2061 Nozzle adaptor 1