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RS-28 Rider Scrubber Parts

Below is a complete list of genuine Pacific RS28 Rider Auto Scrubber replacement parts and accessories. This guide covers OEM Pacific Floorcare parts for regular maintenance and repairs, including squeegee blades, pads, brushes, hoses, batteries, and electrical components. Using factory-direct Pacific RS28 parts ensures the best cleaning performance, compatibility, and extended equipment life. Click any part number to check availability in our store.

Why Choose OEM Pacific Parts? OEM parts are built to Pacific's exact specifications for the RS28 Rider Auto Scrubber, guaranteeing a perfect fit and reliable operation. We ship quickly, offer 30-Day Returns, and provide expert support for all Pacific machine models.

Below is the complete list of genuine Pacific replacement parts for the RS28 Orbital Auto Scrubber. This guide includes official part numbers, descriptions, and schematic references to help with ordering and repairs. All parts are OEM quality to ensure proper fit and performance. Click any part number in the table to check availability on our store. For a detailed schematic, you can also download the full Pacific RS28 Parts Manual using the link below.

Note: Always double-check part numbers and descriptions directly from the manual before ordering.

Need help? Email tech@monsterjanitorial.com with your model & serial number, and the item reference from this page. We’ll confirm fitment before you buy.

Pacific RS28 Rider Auto Scrubber - Recommended Service Parts

Part #Description
857003PUMP ASSY, HND, HYDROLINK
911758FUSE MIDI BOLT-DOWN 100A 32V
549701WHEEL 5X2 BALL BEARING
871501CAP, 38MM, W/ HOLE
S764P2STRAINER SUCTION VALVE
898505SENSOR ROTARY HALLEFFECT
223370FLOAT ASSY
853305FOAM, NOISE, VACUUM
853401GASKET, COVER, PRESS-IN
854101HOSE DRAIN RECOVERY RIDER
872412CABLE, RETENTION, TANK
873304FILTER, HEPA, W BRACKET & GASKET
895004KIT RIDER VAC MOTOR REPL
875202MTR, VAC, 24VDC, 3STG
877006PUCK, BROMINE, 1INCH
879201TRAY, DEBRIS
879202TRAY, PUCK
894101HOSE SQUEEGEE RIDER
894102HOSE VACUUM RECOVERY RIDER
555902PAD 14” BLACK STRIP CASE 5
555909PAD 14”X28” BLACK STRIP CASE 5
555929PAD 14”X28” MAROON CFR CASE 10
555942PAD 14” RED SCRUB CASE 5
555949PAD 14”X28” RED SCRUB CASE 5
555952PAD 14” WHITE POLISH CASE 5
555959PAD 14”X28” WHITE POLISH CASE 5
555969PAD 14”X28” TURF CASE 4
850906BRUSH CARBON KIT 4 PC
853803GUIDE, DRIVER
853804GUIDE, PAD, PLASTIC
854302HUB DRIVER BRUSH
870901BRUSH, POLY, 14INCH
870906BRUSH, GRIT, 14INCH
873802GUIDE, DRIVER, RH
875009KIT, PLATE, REPL, ORBIT S-28
875010ASSY, BEARING, REPL, ORBIT
875902DRIVER, PAD, 14INCH
875903PAD, MIGHTYLOK, UNIVERSAL
875906PAD, RETAINER, 12X28
890702BLADE SQUEEGEE SIDE RIDER
898308SPRING EXTENSION .50OD X 1.5L SS
911740SWITCH FLOAT
890706BLADE REAR 33 INCH URETHANE
890705BLADE FRONT 33 INCH URETHANE
890703BLADE REAR 33 INCH LINATEX
890704BLADE FRONT 33 INCH LINARD
898309SPRING TORSION RH 40 IN-LBS
898310SPRING TORSION LH 40 IN-LBS
902051BEARING, ROD END, .38 FEM
911646SWITCH, SNAP, W/ROLLER
911647SWITCH KEY

RS28 Rider Auto Scrubber — Frame Assembly

Frame Assembly (Pg 1)

ItemQtyPart #Description
11895601MOUNT WIRE-TIE PRESS IN
25893801GROMMET PUSH-IN FOR 1.5INCH
329962269SCREW, HEX, .31-18 X .75, SS
424980094WASHER, SPLIT LOCK, .31, SS
51890802BRACKET GUIDE HEAD
61893202FRAME WELDMENT RIDER
71962296SCREW BUTTON .31-18 X 3.50 SS
81549701WHEEL 5INCH .75 BEARING
91898205SPACER WHEEL BUMPER
101890808BRACKET MTG WHEEL GUIDE 28
1117W243DWASHER, FLAT, 5/16, SS
128920036NUT, NYLOCK, 5/16-18, SS
132962474SCREW .31-18X1.25 SHC ZINC PATCH
142891305BRACE TIP FRAME
156920666NUT, NYLOCK, #10-32, SS
164W401DWASHER, FLAT, #10

Frame Assembly (Pg 2)

*Items 1-3, 5, 9, 10 & 11 can be ordered preassembled as kit 895005. **Brake Replacement Kit: 895007. Carbon Brush Kit: 890904.

ItemQtyPart #Description
1*1911734HARNESS DRIVE FLEXIBLE W FITTING
2*2964257SCREW SOCKET HEAD CAP M8 X 80
3*2980094WASHER, SPLIT LOCK, .31, SS
44964449SCREW M8X25 FLAT PATCH
5*1896104PLATE TOP STEER MANUAL
61852003CLAMP, P-SHAPED, .62 DIA
71964448SCREW, HEX, M6 X 16, SS, PATCH
81899702WHEEL DRIVE 24V 250MM
9*2898202SPACER PLATE HARNESS
10*1890804BRACKET MOUNTING CABLE
11*2899003TUBE HEAT SHRINK 3:1 ADHESIVE .05 X 2.5
121890502AXLE REAR RIDER SCRUBBER
131920036NUT, NYLOCK, 5/16-18, SS
141980107WASHER, FLAT, .31ID, 1.0OD, .12THK, SS
151878504STRAP, GROUNDING, STATIC
161962269SCREW, HEX, .31-18 X .75, SS
172899701WHEEL BEARING 250MM DIA
182W120DWASHER FLAT .56X1.38
192W502DNUT, NYLOCK, .5-13, THIN, ZINC

Frame Assembly — Chemical Injection Only

ItemQtyPart #Description
11853301FITTING, REDUCER, BM08, BM04
2224130TUBING 1/2”
36S453PCLAMP, HOSE, WORM
41897006PUMP SOLUTION 24VDC
51843319FILTER, SCREEN, BOWL
62W169DSCREW, HEX, .25-20 X .50
71890820BRACKET MOUNTING VALVE
84980002WASHER, LOCK, SPLIT, .25
91859402VALVE SOLENOID 24V NONADJ
10*1871501CAP, 38MM, WITH HOLE
11*2W189DSCREW, HEX, 1/4-20 X .75, SS, PATCH
12*1870811BRACKET, MTG, HEAT SINK
13*879003TUBING 3/16INCH PVC
14*3872002CLAMP, HOSE, .31, WIRE
15*1879402VALVE, CHECK, .188 X .50 BARB
16*1873308FITTING, TEE, 0.50 INCH
17*1877002PUMP, 24VDC, SOLENOID, EMX08
18*1870810BRACKET, HEAT SINK
19*2962363SCREW, PAN, #10-32 X .50, SS
20*1S764P2FILTER, STRAINER
21*2980107WASHER, FLAT, .31ID, 1.0OD, .12THK, S

Solution Tank

ItemQtyPart #Description
11898602TANK SOLUTION RIDER
21895109LABEL INFORMATION RIDER
31897002PANEL COVER ACTUATOR
413962263SCREW, BUTT, SOCK, .25-20X.62, SS BO
51895114LABEL GRIP FOOT
61897004PEDAL ASSY LOW PROFILE
71896101PLATE FOOT RIDER
81894205HOUSING DEBRIS PEDAL
91893801GROMMET PUSH-IN FOR 1.5INCH
102893302FITTING ELBOW .5 NPT X .75 BARB
111S453PCLAMP, HOSE, WORM
121899001TUBE SIGHT .75 ID
131911740SWITCH FLOAT
141879401VALVE, SHUT-OFF, BALL
151895115LABEL LOCATION FILTER
162225670PAD, WIRE TIE
172962271SCREW, PAN, #10 X .38L, ZINC, SELF-TAPPING

RS28 Rider Auto Scrubber — Steering Column

Steering Column (Pg 1)

ItemQtyPart #Description
11895117LABEL STEERING WHEEL PACIFIC
21W502DNUT, NYLOCK, .5-13, THIN, ZINC
31W120DWASHER FLAT .56X1.38
41899703WHEEL STEERING 12INCH RIDER
52980027WASHER FLAT .765 ID 1.312 OD PLASTIC
61915007KEY, WOODRUFF, 5MM
71898306SPRING COMPRESSION 2.5L .98OD
81891311BEARING PLAIN PRETENSION
91894302HUB ADJUSTMENT STEERING
101897705SHAFT STEERING RIDER
114962474SCREW .31-18X1.25 SHC ZINC PATCH
126W243DWASHER, FLAT, 5/16, SS
131891308BLOCK BEARING STEERING
141893201FRAME COLUMN STEERING
151S519PBSWITCH BLANKS BLACK TA-10
161911661METER, HOUR, DIGITAL
174980094WASHER, SPLIT LOCK, .31, SS
184962269SCREW, HEX, .31-18 X .75, SS
191911647SWITCH KEY
201890501ALARM AUDIBLE BACKUP
214895601MOUNT WIRE-TIE PRESS IN
222915002KEY 3/16 SQ X 1 1/8 LG
231894901JOINT UNIVERSAL .75IN
244962298SCREW SET .25-20 X .5 BL KNURLED W PATCH (U-JOINT)
251892301COVER COLUMN STEERING
263962263SCREW, BUTT, SOCK, .25-20X.62, SS BO
272962279SCREW, SOCKET CAP, .31X1.0, SS
282962273SCREW, PAN, #4-40 X .88, ZINC
291890817BRACKET MTG SWITCH STEERING
302920011NUT, NYLOCK, 1/4-20, ZINC
311911646SWITCH, SNAP, WITH ROLLER
322980682WASHER, FLAT, #4, ZINC
332W385DNUT, NYLOCK, #4-40, ZINC
34*1911089SWITCH, ROCKER, 20A 125 VAC

Steering Column (Pg 2)

*Item 2 used only on machines without BatteryShield®. **Items 14–16 used only on Chemical Injection machines (replace Item 1). ***Item 12 depends on model (898509 used with optional ScrubSmart telemetry).

ItemQtyPart #Description
11896806PLUG HOLE PLASTIC .375 INCH
2*1895110LABEL COVER BATTERYSHIELD
36962263SCREW, BUTT, SOCK, .25-20X.62, SS BO
41895101LABEL CONTROL RIDER
51897001PANEL CONTROL OPERATOR
61911621METER, BATTERY
72920034NUT, NYLOCK, #6-32, SS
86878208SPACER PLASTIC #10 X .25 THICK
91892403CONTROLLER OPERATOR RIDER
106W401DWASHER, FLAT, #10
116920666NUT, NYLOCK, #10-32, SS
12***1898502SHROUD COLUMN STEERING RIDER
12***1898509SHROUD STEERING RIDER CLEAN-N-PAY
131895113LABEL PACIFIC 4INCH ROUND
14**1875001KNOB, .25 BORE, SMALL
15**1895111LABEL CONTROL SOLUTION
16**1911748SWITCH ROTARY 12-POS WITH HARNESS

Optional ScrubSmart Telemetry

ItemQtyPart #Description
11899203TRANSMITTER TELEMETRY TRACKING
24962480SCREW RHSM #8 0.75 SS
31893801GROMMET PUSH-IN FOR 1.5INCH
41895002KEYPAD TELEMETRY TRACKING

Recovery System

Recovery System (Pg 1)

*Chemical resistant hose is optional. **Items 29, 31 & 31 used only with optional lamp (replace Item 2).

ItemQtyPart #Description
11853304FITTING, STR, BM24, PM20
21856803PLUG HOLE 1 INCH BLACK
31892303COVER RECOVERY RIDER
42962462SCREW SHLDR .38 DIA X 1.75 .31-18 SS PATCH
51879202TRAY, PUCK
61877006PUCK, BROMINE, 1 INCH
71879201TRAY, DEBRIS
81875110LABEL, INSTRUCT, BROMINE
91898601TANK RECOVERY RIDER
101853308FITTING, MODIFIED
111892302COVER HOSE RECOVERY
124962250SCREW BHCS .25-20 X .50 SS BL
131894102HOSE VACUUM RECOVERY
143S611ACLAMP HOSE 1.0 - 2.0 SS
158980002WASHER, LOCK, SPLIT, .25
168W189DSCREW HH .25-20 X .75 SS
172920037NUT HEX .25-20 SS THIN
181872412CABLE RETENTION MID LONG
191854104HOSE DRAIN CAPPED CHEM RESIST
191854101HOSE DRAIN WITH CAP
201858506STRAP SUPPORT HOSE - REPL STRAP
211851501CAP HOSE DRAIN-REPL CAP
221962455SCREW THPS .25-20 X 1.0 ZINC BL
231223370FLOAT, SHUTOFF
241853401GASKET, COVER, PRESS-IN
252225670PAD, WIRE TIE
262962271SCREW PHPS 10 X .38 ZINC TAPPING
276W311DWASHER FENDER .25 X 1.0 ZINC
281894501HINGE TANK RECOVERY RIDER
292962030SCREW PHPS 10 X .75 ZINC DRILLING
301895102LAMP STROBE AMBER
311893403GASKET LAMP AMBER
326962204SCREW HH .25-20 X .75 SS W PATCH

Recovery System (Pg 2)

*Items 1 & 14 can be ordered as kit 895004.

ItemQtyPart #Description
1*1875202MOTOR, VAC, 24VDC, PERIP
21852101CLAMP, WIRE, P-SHAPED
31894101HOSE SQUEEGEE RIDER STRAIGHT CUFF
41873304FILTER, HEPA, MID
51962269SCREW, HEX, .31-18 X .75, SS
61980094WASHER, SPLIT LOCK, .31, SS
71W243DWASHER, FLAT, 5/16, SS
81892001CLAMP LOOP RUBBER 1.75 INCH
94W189DSCREW, HEX, 1/4-20 X .75, SS, PATCH
104980002WASHER, LOCK, SPLIT, .25
113W104DWASHER, FLAT, .25
121890807BRACKET MTG MOTOR VACUUM
134964224SCREW, PAN, #10 X .5, SELF TAPPING
14*1853305FOAM, NOISE, VACUUM

RS28 Rider Auto Scrubber — Head Lift

Head Lift (Pg 1)

ItemQtyPart #Description
16920036NUT, NYLOCK, 5/16-18, SS
28W243DWASHER, FLAT, 5/16, SS
32902057BEARING 2-BOLT FLANGE 1INCH
46962269SCREW, HEX, .31-18 X .75, SS
51897703SHAFT LIFT HEAD RIDER
64980612WASHER, NYL, .50 X 1.25 X .062
74980093WASHER, WAVE, .50INCH
84962465SCREW, SHOULDER, .50 X .50
94871101BUSHING, FLANGE, .50IN
102920035NUT, NYLOCK, .38-16, SS
112980094WASHER, SPLIT LOCK, .31, SS
121890811BRACKET SUPPORT ACTUATOR HEAD
134893801GROMMET PUSH-IN FOR 1.5INCH
141962075SCREW, HEX, 3/8-16 X 1.5, SS
151920032NUT .38-16 NYLOCK THIN ZINC
161891309BRACE SUPPORT ACTUATOR
176962263SCREW, BUTT, SOCK, .25-20X.62, SS BO
186980002WASHER, LOCK, SPLIT, .25
198W104DWASHER, FLAT, .25

Head Lift (Pg 2) — Prior to Serial #129537

ItemQtyPart #Description
11892402CYLINDER HOUSING SPRING
21897702SHAFT LIFT HEAD
32892404COLLAR SHAFT .875 DIA
41962294SCREW SHOULDER .50 D X 2.5 L
51W120DWASHER FLAT .56X1.38
62980612WASHER, NYL, .50 X 1.25 X .062
71920035NUT, NYLOCK, .38-16, SS
81980003WASHER, FLAT, .38
91980106WASHER, FLAT, .25ID, 1.0OD, .12THK, SS
101898305SPRING COMPRESSION DIE
111890201ADAPTER ACTUATOR SHAFT
121898307SPRING COMPRESSION .62 D X 2.0 L
131897301RING RETAINING INTERNAL .62 DIA
141896703PIN DOWEL .50 DIA X 1.75 LONG
152891103BUSHING PLAIN PLASTIC 35MM
161891501CAP SPRING ACTUATOR
174962295SCREW SOCKET .25-20 X 5.0L
184962263SCREW, BUTT, SOCK, .25-20X.62, SS BO
192542002CLAMP U-SHAPED WITH RUBBER
201890503ACTUATOR 600LB 24VDC
211890821BRACKET MOUNTING CLAMP
226920011NUT, NYLOCK, 1/4-20, ZINC
231890818BRACKET MTG POTENTIOMETER
242W104DWASHER, FLAT, .25
251893501GEAR .25 BORE 24 T 24 P
261898505SENSOR ROTARY HALL EFFECT

Head Lift (Pg 2) — After Serial #129537

*Items 1–25 available as pre-assembled kit 895011.

ItemQtyPart #Description
11892402CYLINDER HOUSING SPRING
21897702SHAFT LIFT HEAD
32892404COLLAR SHAFT .875 DIA
41962294SCREW SHOULDER .50 D X 2.5 L
51W120DWASHER FLAT .56X1.38
62980612WASHER, NYL, .50 X 1.25 X .062
71920035NUT, NYLOCK, .38-16, SS
81980003WASHER, FLAT, .38
91980106WASHER, FLAT, .25ID, 1.0OD, .12THK, SS
101898305SPRING COMPRESSION DIE
111890201ADAPTER ACTUATOR SHAFT
121898307SPRING COMPRESSION .62 D X 2.0 L
131897301RING RETAINING INTERNAL .62 DIA
141896703PIN DOWEL .50 DIA X 1.75 LONG
152891103BUSHING PLAIN PLASTIC 35MM
161891501CAP SPRING ACTUATOR
174962295SCREW SOCKET .25-20 X 5.0L
184962263SCREW BHCS .25-20 X .63 SS BL
192542002CLAMP U-SHAPED WITH RUBBER
201890503ACTUATOR 600LB 24VDC
218980002WASHER, LOCK, SPLIT, .25
222980107WASHER, FLAT, .31ID, 1.0OD, .12THK, SS
234920011NUT, NYLOCK, 1/4-20, ZINC
241890824BRACKET MOUNTING CLAMP
251890825BRACKET MOUNTING SENSOR
261893501GEAR .25 BORE 24 T 24 P
271898505SENSOR ROTARY HALL EFFECT
281895601MOUNT WIRE-TIE PRESS IN

Battery

BatteryShield® sensor is factory-mated to the manifold (cap). Replace sensor + cap together. *Item 3 depends on model. **Items 6 & 7 not shown.

ItemQtyPart #Description
11899201TRAY BATTERY SCRUBBER MEDIUM
21898208FOAM SPACER BATTERY RIDER
3*4891310BATTERY LA 6V 360AH
3*4871302BATTERY, 6V, 250AH, AGM
3*4871301BATTERY, 6V, 260AH, LA
41878520SENSOR ASSY BATTERYSHIELD FIELD REPLACE
51857003PUMP ASSY, HAND, HYDROLINK
6**1855605MANIFOLD INDIV HYDROLINK (BATT CAP)
7**1879002COMPLETE SET MANIFOLD, SERVICE TUBE & PUMP

Battery Charger

ItemQtyPart #Description
11890812BRACKET SUPPORT CORD
21893801GROMMET PUSH-IN FOR 1.5INCH
36W401DWASHER, FLAT, #10
41911645HARNESS, CHARGER, POST
54920666NUT, NYLOCK, #10-32, SS
61852407CHARGER, 24V, ONBRD, CULUS
71920034NUT, NYLOCK, #6-32, SS
83962263SCREW, BUTT, SOCK, .25-20X.62, SS BO
93980002WASHER, LOCK, SPLIT, .25
103W104DWASHER, FLAT, .25

⚙️ More Parts Available: This is a partial list. Click here to continue with the complete parts list .