Parts List Complete for JON DON UniPro 20
 

Recovery Tank Assembly - 156-1089
RefNbr Part Number Description Req Notes
1 278-2036 Recovery tank cover 1
2 278-0024 Drain hose 1
3 278-0025 Hose clamp 1
4 278-0026 Hinge assembly 2
5 999-1803 Washer M6 flat fender stainless steel 10
6 999-0507 Bolt M6-1 x 16mm hex head full thread plain finish 10
7 278-0027 Cable 1
8 999-9109 Screw M5-.8 x 12mm pan head phillips stainless steel 2
9 999-9100 Washer M5 flat stainless steel 2
10 278-0093 P clamp 2
11a 278-2037 Unipro decal 1 (unipro 20)
11b 278-2182 Triple S ultron logo decal 1 (ultron 20td)
12 278-0030 Bracket 1
13 999-9097 Washer M8 flat stainless steel 2
14 278-0032 Recovery tank support 1
15 278-0033 Spacer 1
16 999-0248 Bolt M8-1.25 x 30mm hex head full thread plain finish 1
17 278-1198 Shut-off float 1
18 278-1199 Bend 1
19 278-1280 Screw 4 x 10 pan head self tapping 4
20 278-1158 Clear dome 1
21 278-0979 Clear dome gasket 1
22 999-9101 Screw M4-.7 x 10mm pan head stainless steel 2
23 999-9089 Washer M4 flat stainless steel 4
24 278-1159 Rubber hinge 1
25 278-0015 Warning decal 1

Vacuum Fan Assembly - 156-1090
RefNbr Part Number Description Req Notes
1 278-0036 Vacuum motor gasket 1
2 999-1308 Nut M6-1 hex stainless steel 3
3 278-0038 Stud 3
4 278-0039 Vacuum motor kit 1
5 999-6714 Washer M6 x 12mm flat stainless steel 3
6 999-0497 Nut M6-1 nylon insert lock stainless steel 3
7 278-0043 Nylon tie 1
8 278-0042 Vacuum motor muffler 1
9 999-9109 Screw M5-.8 x 12mm pan head phillips stainless steel 2
10 278-2038 Reserve clamp 1

Solution Tank Assembly - 156-1091
RefNbr Part Number Description Req Notes
1 278-0047 Down pressure decal 1
2 278-0048 Down pressure lever bracket 1
3 999-9097 Washer M8 flat stainless steel 2
4 999-0674 Washer M8 split lock plain finish 2
5 999-1133 Bolt M8-1.25 x 20mm hex head full thread plain 2
6 278-0050 Ball knob 1
7 278-0051 Down pressure lever 1
8 278-0052 Bushing 1
9 278-0053 Sleeve 1
10 278-0054 Washer 2
11 278-0055 Thrust bearing 2
12 278-0056 Spring 1
13 278-0057 Spring retainer 1
14 999-1592 Bolt M6-1 x 18mm hex head stainless steel 1
15a 278-0058 Spring link 2
15b 278-0059 Orbital head model spring link 2 (orbital head)
16 999-0497 Nut M6-1 nylon insert lock stainless steel 1
17 999-9109 Screw M5-.8 x 12mm pan head phillips stainless steel 12
18 999-0953 Nut M5-.8 hex nylon insert lock stainless steel 1
19 278-0062 Spring 1
20 278-2039 Solution tank 1
21 278-2040 Clean tube 1
22 278-0066 Clamp 1
23a 278-2041 UniPro decal 2 (unipro 20)
23b 278-2183 Ultron 20TD decal 2 (ultron 20td)
24 278-0069 Ball valve 1
25 278-0070 Elbow 1
26 278-0838 Connector handle 1
27 278-0411 Charger plug 2
28 278-2042 Battery connect cable 1 (includes 26 and 27)
29 278-0072 Battery spacer 2
30a 162-0042 12V 115Ah AGM battery (Group 31) 2
30b 278-2184 Battery 2
30c 278-2185 Battery 2
31 278-0827 Battery tray 1
32 278-2043 Battery connect cable 1
33 278-0556 Battery boot 4
34a 278-2044 Offboard battery charger 1
34b 278-2186 Battery charger 1
35 999-9100 Washer M5 flat stainless steel 11
36 278-0307 Filter assembly 1
37 278-1189 Filter 1
38 278-2045 Seal 1
39 278-1280 Screw 4 x 10 pan head self tapping 3
40 278-2046 Chain 1
41 278-2047 Solution tank lid 1
42 278-2048 Lid kit 1 (includes 38-41)
43 278-0093 P clamp 7
44 999-1161 Nut M3-.5 hex nylock stainless steel 2
45 278-0088 Connector bracket 1
46 278-0089 Washer M3 tooth 2
47 278-0090 Screw M3 x 25mm 2
48 278-2049 Battery connect cable assembly 1 (includes 27)
49 999-9132 Washer M5 split lock stainless steel 2
50 278-0076 Screw 1
51 999-9089 Washer M4 flat stainless steel 1
52 278-0092 Solution fill cap 1

Control Console Assembly - 156-1092
RefNbr Part Number Description Req Notes
1a 278-0756 Key switch 1 (includes 1b)
1b 278-0318 Key (pkg of 2) 1
2 278-2050 Control panel 1
3 999-9109 Screw M5-.8 x 12mm pan head phillips stainless steel 17
4 999-9132 Washer M5 split lock stainless steel 6
5 999-9100 Washer M5 flat stainless steel 13
6 278-2051 Panel 1
7 278-0096 Gasket 1
8 278-2052 Control panel PCB 1
9 999-6715 Screw M3-.5 x 6mm pan head stainless steel 7
10 278-2053 Control housing 1
11 999-0507 Bolt M6-1 x 16mm hex head full thread plain finish 5
12 999-1803 Washer M6 flat fender stainless steel 10
13 278-0100 Squeegee storage bracket 1
14 278-0101 5amp circuit breaker 1
15 278-0102 Circuit breaker plate 1
16 278-0103 Circuit breaker decal 1
17 278-0104 Screw M5 x 15mm 4
18 999-0953 Nut M5-.8 hex nylon insert lock stainless steel 2
19 999-1161 Nut M3-.5 hex nylock stainless steel 4
20 278-0088 Connector bracket 1
21 278-0411 Charger plug 1
22 278-0089 Washer M3 tooth 4
23 278-0090 Screw M3 x 25mm 2
24 278-0105 Battery plate 1
25 278-0106 Clear cover 1
26 999-1645 Screw M4-.7 x 12mm hex head stainless steel 4
27 278-0319 Onboard charger kit 1 (includes 28-30)
28 278-0107 Battery charger power cord kit (new style charger 813201-US) 1
29 278-2054 Onboard battery charger 1
30 999-0954 Nut M4-.7 nylon insert lock stainless steel 4
31 278-0109 Connector 1
32 999-0787 Bolt M8-1.25 x 40mm hex head full thread stainless steel 2
33 999-0674 Washer M8 split lock plain finish 12
34 999-6695 Washer M8 fender stainless steel 2
35 278-0111 Bolt M6 x 30mm 1
36 278-0112 Squeegee lift cable 1
37 278-0113 Lifting rope spacer 1
38 999-1908 Screw M6-1 x 10mm hex head stainless steel 1
39 999-0876 Washer M6 split lock plain finish 1
40 999-0497 Nut M6-1 nylon insert lock stainless steel 3
41 278-0116 Baffle 1
42 278-0054 Washer 1
43 999-1308 Nut M6-1 hex stainless steel 2
44 278-0117 Bracket 1
45 278-0118 Sleeve 1
46 278-0119 Washer 1
47 278-0120 Squeegee lifting handle 1
48 278-0050 Ball knob 1
49 278-0121 Screw 2
50 278-0122 Power cord hook 2
51 278-0123 Strain relief 1
52 278-0124 Drain hose clamp 1
53 278-0125 Bolt 6
54 999-1117 Washer M6 split lock stainless steel 11
55 278-0127 Washer 6
56 278-0128 Main controller 1
57 278-0129 Control console rear plate 1
58 999-6695 Washer M8 fender stainless steel 10
59 999-1133 Bolt M8-1.25 x 20mm hex head full thread plain 10
60 278-0131 Screw 2
61 278-0134 Micro switch 1
62 278-0135 Screw M3 x 20mm 2
63 278-0136 Switch bracket 1
64 278-0137 Spring bracket 1
65 278-0138 Screw M6 x 16mm 2
66 278-0007 Set screw 4
67 278-2055 Bail lever (black) 1
68 278-0139 Actuator 1
69 278-0140 Spring 1
70 278-0141 Screw M6 x 30mm 1
71 278-0142 Shaft 1
72 278-0114 Bolt M5 x 12mm 2

Frame and Wheel Assembly - 156-1093
RefNbr Part Number Description Req Notes
1 999-1133 Bolt M8-1.25 x 20mm hex head full thread plain 12
2 999-0674 Washer M8 split lock plain finish 7
3 999-6695 Washer M8 fender stainless steel 5
4 278-0155 Main frame 1
5 999-1803 Washer M6 flat fender stainless steel 4
6 999-0497 Nut M6-1 nylon insert lock stainless steel 3
7 278-0156 Pedal locking bracket 1
8 278-0157 Washer 4
9 999-0519 Nut M12-1.75 nylon insert lock stainless steel 4
10 278-2193 24V solenoid valve 1
11 999-9089 Washer M4 flat stainless steel 2
12 999-1954 Washer M4 lock 2
13 999-1645 Screw M4-.7 x 12mm hex head stainless steel 4
14 278-0161 Spring 1
15 278-0162 Squeegee lift bracket 1
16 278-1364 Axle sleeve 2
17 278-0164 Thrust washer 4
18 278-0119 Washer 4
19 278-0165 Bolt M12 x 30mm 2
20 278-0166 Cotter 1
21 278-0167 Pin 1
22 278-0168 Ball joint 1
23 278-0169 Squeegee mounting bracket 1
24 278-2028 Wheel cap (black) 2
25 999-0517 Bolt M8-1.25 x 16mm hex head full thread zinc 3
26 999-6695 Washer M8 fender stainless steel 2
27a 278-0171 8 inch wheel 2
27b 278-0907 Ball bearing 4
28 999-9097 Washer M8 flat stainless steel 10
29 278-0172 Shaft 1
30 999-0496 Nut M8-1.25 nylon insert lock stainless steel 10
31 278-0174 Nylon spacer 4
32 278-0033 Spacer 2
33 278-0175 Bushing 2
34 999-0787 Bolt M8-1.25 x 40mm hex head full thread stainless steel 2
35 278-0090 Screw M3 x 25mm 2
36 278-0089 Washer M3 tooth 2
37 278-0176 Microswitch 1
38 278-0177 Swivel caster 2
39 278-0163 Sleeve 2

Scrub Head Assembly - 156-1094
RefNbr Part Number Description Req Notes
1a 278-0009 24V brush motor kit 1
1b 278-1366 Brush motor carbon brush 2
2 278-0186 Square key 1
3 999-1645 Screw M4-.7 x 12mm hex head stainless steel 1
4 999-9132 Washer M5 split lock stainless steel 3
5 999-9100 Washer M5 flat stainless steel 1
6 278-0188 Water supply tube 1
7 278-0189 Scrub head housing 1
8 278-0190 Scrub head bumper 1
9 278-0191 Spacer 2
10 278-0192 3 lug drive hub 1
11 999-9109 Screw M5-.8 x 12mm pan head phillips stainless steel 2
12 999-9100 Washer M5 flat stainless steel 2
13 278-0193 Brush plate clamp 1
14 278-0194 Spring clip 1
15 278-0195 Washer 1
16 999-0674 Washer M8 split lock plain finish 2
17 278-0196 Bolt 5/16-18 x 1 1/2 1
18 278-0197 Screw M6 x 35mm 6
19 278-0198 Stud 6
20a 278-0199 19 inch pad driver 1 (includes 18-23)
20b 278-0200 19 inch pad driver 1 (optional)
21a 278-0201 Big mouth center lok 1
21b 278-0202 Center lok 1 (optional)
22 278-0203 Screw 3
23 278-0204 Spacer 3
24a 278-0205 19 inch brush (black) 1 (includes 18 and 19)
24b 278-0206 19 inch brush (blue) 1 (optional)
25 999-0562 Bolt 3/8-16 x 1 hex head stainless steel 4
26 999-1081 Washer M10 split lock stainless steel 4
27 999-6713 Washer M10 x 30mm flat stainless steel 4
28 278-0210 Pin 1
29 278-0211 Screw M14 x 20mm 1
30 278-0212 Warning decal 1
31 278-0213 Nut 1
32 278-0214 Spring 1
33 278-0215 Knob 1
34 278-1919 Bumper wheel 1
35 278-0033 Spacer 1
36 999-6695 Washer M8 fender stainless steel 1
37 999-0501 Bolt M8-1.25 x 25mm hex head full thread stainless steel 1

Scrub Head Lift Assembly - 156-1095
RefNbr Part Number Description Req Notes
1 278-0273 Non-slip mat 1
2 278-0274 Scrub head lift bracket 1
3 278-0275 Bumper 1
4 999-0496 Nut M8-1.25 nylon insert lock stainless steel 5
5 999-0248 Bolt M8-1.25 x 30mm hex head full thread plain finish 2
6 999-6695 Washer M8 fender stainless steel 6
7 278-0174 Nylon spacer 4
8 278-0033 Spacer 7
9 278-0163 Sleeve 2
10 999-0501 Bolt M8-1.25 x 25mm hex head full thread stainless steel 4
11 999-0674 Washer M8 split lock plain finish 4
12 999-9097 Washer M8 flat stainless steel 4
13 278-0276 Left hand bracket 1
14 278-0277 Spacer 1
15 278-0278 Right hand bracket 1
16 999-1155 Screw M8-1.25 x 60mm hex head 1
17 278-0279 Spring 1
18 278-0055 Thrust bearing 2
19 278-0219 Screw M8 1
20 278-0280 Roller 1
21 999-6714 Washer M6 x 12mm flat stainless steel 2
22 999-1117 Washer M6 split lock stainless steel 2
23 999-0507 Bolt M6-1 x 16mm hex head full thread plain finish 2
24 278-0281 Spring 1
25 278-0282 Guide bracket 1

Squeegee Assembly - 156-1096
RefNbr Part Number Description Req Notes
1 999-0496 Nut M8-1.25 nylon insert lock stainless steel 2
2 999-6695 Washer M8 fender stainless steel 4
3 278-1919 Bumper wheel 2
4 999-0507 Bolt M6-1 x 16mm hex head full thread plain finish 2
5 278-0033 Spacer 2
6 999-6714 Washer M6 x 12mm flat stainless steel 2
7 278-0287 Right hand bracket 1
8 278-0288 2 inch caster wheel 2
9 278-0296 Clamp assembly 1 (includes 20 and 23-26)
10 278-0010 Squeegee blade rear linatex 1
11 278-0045 Knob 4
12 278-0289 Squeegee housing 1
13 999-0786 Screw M8-1.25 x 35mm hex head stainless steel 2
14 278-0636 Squeegee retainer stainless steel 1
15 278-0637 Plastic spacer 1
16 278-0638 Screw M5-.8 x 15mm flat head countersunk stainless steel 6
17 278-0291 Squeegee retainer kit 1 (includes 14-16)
18 278-0292 Short clamp assembly 1
19 999-9160 Screw M5-.8 x 75mm pan head 1
20 278-0294 Left hand bracket 1
21 999-6697 Nut M10-1.5 hex stainless steel 1
22 278-0296 Clamp assembly 2
23 278-0297 Bushing 1
24 278-0297 Bushing 1
25 278-0298 Bushing 1
26 999-0953 Nut M5-.8 hex nylon insert lock stainless steel 1
27 278-0299 Vacuum hose holder 1
28 278-0300 4 1/2 foot vacuum hose 1
29 278-1920 Linatex squeegee assembly 1 (includes 1-26)

Solution System Assembly - 156-1097
RefNbr Part Number Description Req Notes
1 278-0070 Elbow 1
2 278-0069 Ball valve 1
3 278-0303 Clamp 5
4 278-0304 Tube 1
5 278-0305 Elbow 2
6 278-0306 Tubing 1
7 278-0307 Filter assembly 1
8 278-0308 Filter assembly base 1
9 278-0310 40 mesh filter screen assembly 1
10 278-0311 O-ring 1
11 278-0312 Filter assembly cap 1
12 999-9100 Washer M5 flat stainless steel 2
13 999-9109 Screw M5-.8 x 12mm pan head phillips stainless steel 2
14 278-0306 Tubing 1
15 999-1645 Screw M4-.7 x 12mm hex head stainless steel 2
16 999-1954 Washer M4 lock 2
17 999-9089 Washer M4 flat stainless steel 2
18 278-2193 24V solenoid valve 1
19 278-0244 Clamp 5
20 278-0314 Tubing 1
21 278-0315 Tubing 1
22 278-0188 Water supply tube 1

- Commonly Asked For Parts - 156-1098
RefNbr Part Number Description Req Notes
1a 278-0171 8 inch wheel 2
1b 278-0907 Ball bearing 4
2 278-1919 Bumper wheel 3
3 278-0011 Squeegee blade front linatex 1
4 278-0010 Squeegee blade rear linatex 1
5a 278-0205 19 inch brush (black) 1
5b 278-0206 19 inch brush (blue) 1
6a 278-0199 19 inch pad driver 1
6b 278-0200 19 inch pad driver 1

Wiring Diagram -

RefNbr Part Number Description Req Notes

- Batteries, Brushes and Chargers - 156-1100
RefNbr Part Number Description Req Notes
162-0042 12V 115Ah AGM battery (Group 31) 2
278-2044 Offboard battery charger 1
278-2054 Onboard battery charger 1
278-0205 19 inch brush (black) 1
278-0206 19 inch brush (blue) 1

- Pads - 255-2000
RefNbr Part Number Description Req Notes
01 255-2040 20 inch aqua plus burnishing pad (pkg of 5)
02 255-2035 20 inch Armadillo concrete scrubbing pad (pkg of 5)
03 255-2064 20 inch Blue ace pad (pkg of 5)
04 255-2042 20 inch Blue Jay burnishing pad (pkg of 5)
05 255-2012 20 inch Cure white pad (pkg of 5)
06 255-2077 20 inch Diamondback extreme stripping pad (pkg of 5)
07 255-2038 20 inch EHD Extra Heavy Duty Concrete Leveling Pad (pkg of 2
08 255-2021 20 inch gorilla lite burnishing pad (pkg of 5)
09 255-2050 20 inch gorilla spray buff/polish/burnish pad (pkg of 5)
10 255-2065 20 inch Heat concrete bonding pad (pkg of 5)
11 255-2030 20 inch jaguar burnishing pad (pkg of 5)
12 255-2067 20 inch Laminated 2001 Gorilla polish pad (pkg of 5)
13 255-2087 20 inch Melamine Mela-Kleen pad (pkg of 2)
14 255-2068 20 inch Microclean daily cleaning pad (pkg of 2)
15 255-2069 20 inch Micropolish polishing and burnishing pad (pkg of 2)
16 255-2090 20 inch premium black stripping pad (pkg of 5)
17 255-2070 20 inch premium blue cleaning pad (pkg of 5)
18 255-2092 20 inch premium brown stripping pad (pkg of 5)
19 255-2080 20 inch premium green scrubbing pad (pkg of 5)
20 255-2060 20 inch premium red scrubbing pad (pkg of 5)
21 255-2052 20 inch premium tan polishing pad (pkg of 5)
22 255-2020 20 inch premium white polishing pad (pkg of 5)
23 255-2011 20 inch superspeed rubberized pad (pkg of 5)
24 255-2095 20 inch razorback stripping pad (pkg of 5)
25 255-2047 20 inch Redwood maroon floor prep pad (pkg of 10)
26 255-2055 20 inch Ruff non-abrasive brush pad (pkg of 2)
27 255-2023 20 inch sand screen driver pad (pkg of 2)
28 255-0157 20 inch Professional sand screen 100 grit (pkg of 10)
29 255-0021 20 inch Professional sand screen 120 grit (pkg of 10)
30 255-0158 20 inch Professional sand screen 150 grit (pkg of 10)
31 255-0159 20 inch Professional sand screen 180 grit (pkg of 10)
32 255-0160 20 inch Professional sand screen 220 grit (pkg of 10)
33 255-0161 20 inch Professional sand screen 400 grit (pkg of 10)
34 255-0030 20 inch Professional sand screen 60 grit (pkg of 10)
35 255-0020 20 inch Professional sand screen 80 grit (pkg of 10)
36 255-0249 20 inch Superscreen sand screen 100 grit (pkg of 10)
37 255-0250 20 inch Superscreen sand screen 120 grit (pkg of 10)
38 255-0251 20 inch Superscreen sand screen 150 grit (pkg of 10)
39 255-0252 20 inch Superscreen sand screen 180 grit (pkg of 10)
40 255-0253 20 inch Superscreen sand screen 220 grit (pkg10) (OBSOLETE)
41 255-0254 20 inch Superscreen sand screen 400 grit (pkg of 10)
42 255-0247 20 inch Superscreen sand screen 60 grit (pkg of 10)
43 255-0248 20 inch Superscreen sand screen 80 grit (pkg of 10)
45 255-9591 20 inch Diamond by Gorilla 11000 Grit (pkg of 2)
46 255-9588 20 inch Diamond by Gorilla 1500 Grit (pkg of 2)
47 255-9585 20 inch Diamond by Gorilla 200 Grit (pkg of 2)
48 255-9589 20 inch Diamond by Gorilla 3000 Grit (pkg of 2)
49 255-9586 20 inch Diamond by Gorilla 400 Grit (pkg of 2)
50 255-9587 20 inch Diamond by Gorilla 800 Grit (pkg of 2)
51 255-9590 20 inch Diamond by Gorilla 8000 Grit (pkg of 2)
52 255-9645 20 inch Diamond starter pack (1 of each grit)
53 255-2082 20 inch Turbostrip segmented rotary pad (pkg of 4)
54 255-2015 20 inch Duala clean and shine pad - low speed (pkg of 5)
55 255-2016 20in 2001 Duala clean& shine pad-high speed(pkg 5) (OBSOLETE

- Pad Holders - 275-9029
RefNbr Part Number Description Req Notes
1 991-2214 Center-Lok II pad holder - left hand thread (red)
2a 991-2201 Center-Lok II pad holder - right hand thread (black) (Pad driver side female, Floor side male)
2b 991-8577 Pad retainer (Pad driver side male, Floor side female)
3a 991-2202 Big mouth pad holder set (blue) (includes 3 screws)
3b 991-2205 Deep lock ring and pad grip ring
4 991-2203 Big mouth pad holder male thread portion
5 991-2206 Center-Lok 3 pad holder (includes 3 screws)
6 996-0372 Big mouth pad holder (left hand thread)
7 N/A Not available
8 991-2209 Split retainer - pad holder ring (OBSOLETE)
9 N/A Not available (replaced by #3 991-2202)
10 991-2211 Center lock pad holding cup (male) (yellow) (OBSOLETE)
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