NILFISK AquaClean 16ST Parts List

AquaClean™ 16ST, 16XP, 18FLX, 18ST

PARTS LIST

MODELS: 56265003(16ST), 56265000(16XP),
56265001(18FLX), 56265008(18ST)

11/04 revised 11/08 FORM NO. 56042452

04-11

08-11

TABLE OF CONTENTS
AquaClean

DESCRIPTION PAGE

™

1

Base System ........................................................................................... 2-3

Brush System ..........................................................................................4-5

Decal System .......................................................................................... 6-7

Handle System 16 ...................................................................................8-9

Handle System 18 ............................................................................... 10-11

Recovery System ................................................................................ 12-13

Solution Pump System ........................................................................14-15

Solution Tank Assembly ......................................................................16-17

Wiring Diagram ...................................................................................18-19

Accessories .............................................................................................. 20

WHEN ORDERING PARTS

* Use the part numbers from the “Ref. No.” columns in this parts list.

* Specify the model and serial number of the machine.

* Use the space below to record the model and serial number for future reference.

Model Serial No.

FORM NO. 56042452

BASE SYSTEM

2

AquaClean

™

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08-11

FORM NO. 56042452

04-11

08-11

BASE SYSTEM
AquaClean

™

Item Ref. No. Qty Description – Base System

1# 56265067 1 Shoe Assembly, 16 (16ST, 16XP) (items 2-5)
56265080 1 Shoe Assembly, 18 (18FLX / 18ST) (items 2-5)
2 56002865 6 Nut, Hex Nyl Loc-Thin 8-32
3 56002101 6 Scr, Soc Hd 8-32 x 0.50
4# 56265068 1 Shoe Front, 16
# 56265081 1 Shoe Front, 18
5# 56265069 1 Shoe Back, 16, Assy
# 56265082 1 Shoe Rear, 18, Assy

6 56002959 1 Pin, Cotter Hair
7 56009095 1 Nut, Conduit Lock 1/2-14
8 56398606 1 Spring, Ext .50 x 6.25
9# 56321404 2 Clevis Pin .3125 x 1.84 (16ST, 16XP)
10 56171095 2 Bearing, Flange before SN1980731
12 56265172 1 Panel, Exhaust (16XP, 18FLX, 18ST)
# 56265148 1 Panel, Exhaust (16ST)
13 56228142 2 Spring, Compression
14# 56265116 1 Linkage Weldment, 16 (16ST, 16XP) before SN1980731 / NOTE 1
# 56265144 1 Linkage Weldment, 18 (18FLX, 18ST) before SN1980731 / NOTE 1
15# Deleted
16 56002865 1 Nut, Hex Nyl Loc-Thin 8-32
17 56260071 1 Terminal Block
18 56265103 1 Rectifi er, 35 Amp
19 56365548 1 Lock Pin Assy before SN1980731

# 56265100 1 Rod, Brush Adjustment (16ST, 16XP)

20
56265111 1 Adjustment Rod Weldment (18FLX, 18ST)
21

# Deleted

22 56265073 2 Pin, Pivot
23 56002146 1 Scr, Pan Phil 8-32 x .62
24 56009060 2 Wsh, Flt SS .260 x 1.000 x .074
25 56265071 1 Gasket, Exhaust
26 56249505 2 Wheel
27 56003091 1 Scr, Pan Phil Plastite 10-14 x .75
28 56003120 4 Pin, Cotter Hair .0915 x .375 (qty of 2 on 18” models)
29 56003133 1 Pin, Spr .12 x .56
30 56003207 1 Clevis Pin .50 x 2.75
31 56003690 2 Nut, U Multi-Thread M8 x 1.25 (16” models only)
32 56003691 2 Scr Hex Loc SS 1/4-20 x 4.50
33 56009097 2 Nut, Push Cap 1/2
34 56265057 1 Axle
35 56009191 5 Scr, Pan Phil Plastite 10-14 x .50
36 56200573 1 Gasket, Ring 1.75 x 2.75 x .19
37# 56265020 1 Base, Extractor, 16 (16ST, 16XP)
56265120 1 Base, Extractor, 18 (18 FLX, 18ST)
38 56265031 1 Clip, Rod
39

# 56109548 1 Knob, Brush Adjustment

3

40 56002674 1 Scr, Pan Phil 10-24 x 1.00 (18 FLX, 18ST only)
41 56265119 1 Latch, Adjustment (18 FLX, 18ST only)
42 56002098 2 Wsh, Flt SAE 1/4 (18 FLX, 18ST only)
43 56003193 1 Clevis Pin .25 x 1.625 (18 FLX, 18ST only)
44 56002832 1 Nut, Hex Nyl Loc-Thin 10-24 (18 FLX, 18ST only)
45 56003120 1 Pin, Cotter Hair .0915 x .375 (18 FLX, 18ST only)

46 56265237 1 Lever, Brush Adjustment after SN1980730
47 56265239 1 Knob after SN1980730
48 56003761 1 Scr, Soc HD SS 10-32 x 1.50 after SN1980730
49 56201448 1 Spring, Compression after SN1980730
50 56002916 1 Wsh, Flt SAE SS #10 after SN1980730

# = Revised or new since last update

NOTE 1: Part numberS 56265116 & 56265144 ARE obsolete and replaced by 56265243 which consists of Items (46-50).

FORM NO. 56042452

BRUSH SYSTEM

4

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05-3

FORM NO. 56042452

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08-11

BRUSH SYSTEM
AquaClean

™

Item Ref. No. Qty Description

1 56265204 1 Bearing/Spindle Kit
NA 1 Spindle, Drive
NA 1 Washer, Bearing
NA 1 Bearing, Block
NA 1 Sheave Poly-V 6J17
NA 1 Bearing, Ball
NA 1 Bearing, Ball
2 56262558 1 Sheave, Poly-V
3 56002849 1 Nut, Hex Nyl Loc-Thin SS 10-24
4 56001854 4 Scr, Hex Hd 1/4-20 x .50
5 56002098 4 Wsh, Flt SAE 1/4
6 56002900 1 Scr, Pan Phil SS 10-24 x .50
7 56009131 2 Scr, Soc Set Loc 5/16-18 x .31
8 56265024 1 Belt, Poly V
9 56265043 1 Clip, Brush Retainer
10 56265047 1 Belt Guard
11 56265075 1 Motor, 115 VDC, 1/3 HP (16ST, 16XP, 18FLX, 18ST)
# DELETED
12 56265091 1 Cover, Pulley
13 56009191 3 Scr, Pan Phil Plastite 10-14 x .50
14 56265044 1 Brush Assembly 16
56265046 1 Brush, 16
56265099 1 Brush Assembly 18
56265065 1 Brush, 18

5

# = Revised or new since last update

FORM NO. 56042452

DECAL SYSTEM

DECAL SYSTEM

6

AquaClean

™

04-11

07-8

FORM NO. 56042452

04-11

08-11

Item Ref. No. Qty Description

1# 56016716 1 Decal, Panel (16ST, 16XP)
# 56016717 1 Decal, Panel (18FLX, 18ST)
2

# 56016721 2 Decal, AquaClean XP (16XP)
# 56016725 2 Decal, AquaClean ST (16ST, 18ST)

# 56016722 2 Decal, AquaClean FLX (18FLX)
3# 56016715 1 Decal, Nozzle Selector (16XP, 18FLX)
4 56016718 1 Decal, Brush Pressure
5# 56040958 1 Tag, CRI
6# 56478523 1 Tie, Cable
7# 56317151 1 Decal, CRI Bronze

# = Revised or new since last update

DECAL SYSTEM

DECAL SYSTEM
AquaClean

™

7

FORM NO. 56042452

HANDLE SYSTEM 16

8

AquaClean

™

04-11

08-11

FORM NO. 56042452

04-11

08-11

HANDLE SYSTEM 16
AquaClean

™

Item Ref. No. Qty Description

1# 56265097 1 Switch, Rocker (16ST, 16XP)
# DELETED
2 56265167 2 Bushing .34 x .50 x 1.50
3 56262518 2 Hook, Cord
4 56009095 2 Nut, Conduit Lock 1/2-14
5 56264118 2 Ratchet
6 56264123 2 Ratchet
7 56302167 2 Knob
8 56900041 2 Plug, Cap
9 56001939 4 Wsh, Flt SAE 5/16
10 56001993 3 Scr, Pan Phil 10-24 x .50
11 56003441 1 Scr, Hex Nyl Loc M6-1 x 16mm
12 56002824 4 Scr, Pan Phil 10-24 x 1.25
13 56003389 2 Nut, Hex Nyl Loc M8-1.25
14 56003350 1 Nut, Hex M6 x 1.0
15 56003210 2 Scr, Hex M8-1.25 x 50mm
16# 56003092 2 Scr, Pan Phil Plastite 4-20 x .62
17 56003700 2 Scr, Hex M8-1.25 x 70mm
18 56009029 4 Scr, Pan Phil Thd Form 10-24 x .50
19 56009136 2 Scr, Carriage 5/16-18 x 3.00
20 56009191 9 Scr, Pan Phil Plastite 10-14 x .50
21 56265028 1 Cover, Handle, Front
22 56265029 1 Cover, Handle, Rear
23 56265035 1 Cord, Pigtail (16XP)
# DELETED
56265162 1 Cord, Power 14/3, SJT (16ST)
# DELETED
24 56265053 1 Button, Spray
25# 56265056 1 Circuit Breaker W/Boot (16ST, 16XP)
# DELETED
26 56265058 1 Latch, Handle
27 56265059 1 Strap, Handle
28 56265085 1 Main Cable Assy
29 56265090 1 Hook, Handle Cover
30 56265098 1 Switch, SPDT Snapaction
31# 56265112 1 Cord Set, 14/3 x 50’ YEL (16XP)
32 56265123 1 Lower Handle Weldment
33 56265143 2 Tube, Handle
34# 56265159 1 Panel, Control (16ST, 16XP)

# DELETED

35 56265199 2 Bushing, Flange
36 56486112 1 Clamp, P

# DELETED

37

9

# = Revised or new since last update

FORM NO. 56042452

10

HANDLE SYSTEM 18

HANDLE SYSTEM 18
AquaClean

™

04-11

06-10

FORM NO. 56042452

04-11

08-4

HANDLE SYSTEM 18

HANDLE SYSTEM 18
AquaClean

™

Item Ref. No. Qty Description

1 56265097 1 Switch, Rocker (vacuum)
2 56265107 1 Switch, Rocker (solution)
3 56262518 1 Hook, Cord
4 56009095 2 Nut, Conduit Lock 1/2-14
5 56111503 2 Bearing, Flange
6 56056519 2 Compression Spring
7 56265169 1 Clip, Tool (18FLX)
8 56001841 2 Scr, Soc Set Loc 1/4-20 x .25
9 56009003 2 Wsh, Flt .516 x .938 x .075
10 56001993 3 Scr, Pan Phil 10-24 x .50
11 56002066 2 Scr, Pan Phil 1/4-20 x .62 (qty of 1 on 18ST)
12 56002395 6 Scr, Flt Phil 5/16-18 x .75
13 56009341 2 Scr, Button Soc 1/2-13 x 1.50
14 56002840 2 Nut, Hex Nyl Loc-Thin 1/4-20 (qty of 1 on 18ST)
15 56002843 2 Nut, Hex Nyl Loc-Thin 1/2-13
16 56003092 2 Scr, Pan Phil Plastite 4-20 x .62
17 56002098 2 Wsh, Flt SAE 1/4
18 56003284 2 Nut, Hex Nyl Loc 1/4-28
19 56009029 2 Scr, Pan Phil Thd Form 10-24 x .50
20 56009066 2 Scr, Pan Phil 8-32 x .31
21 56009131 4 Scr, Soc Set Loc 5/16-18 x .31
22 56009139 4 Scr, Pan Phil Loc 10-24 x .38
23 56009191 9 Scr, Pan Phil Plastite 10-14 x .50
24 56265241 2 Handle Adjustment Pivot NOTE 1
25 56265028 1 Cover, Handle, Front
26 56265035 1 Cord, Pigtail
27 56265053 1 Button, Spray
28 56265054 1 Bail, Handle Release
29 56265055 1 Panel, Control
30 56265056 1 Circuit Breaker W/Boot (5 amps)
31 56265062 1 Cover, Flip Handle, Back
32 56265074 2 Gear, Handle
33 56265083 2 Handle Socket
34 56265084 2 Lock, Handle
35 56265090 1 Hook, Handle Cover
36 56265098 1 Switch, SPDT Snapaction
37 56265112 1 Cord Set, 14/3x50’ Yel
38 56265128 2 Bellows, Handle
39 56265147 2 Wire Rope Assy
40 56265157 1 Tube, Handle
41 56265242 2 Pin NOTE 2
42 56265192 1 Main Cable Assy
43 56265197 1 Tube, Handle
44 56486112 1 Clamp, P

11

NOTE 1: Pivot Weldment 56265023 is obsolete and has been replaced by Handle Adjustment Pivot 56265241 in production. Order Kit 56265191 when replacing

56265023.
NOTE 2: Pin 56265164 is obsolete and has been replaced by Pin 56265242 in production. Order Kit 56265191 when replacing 56265164

FORM NO. 56042452

12

RECOVERY SYSTEM

RECOVERY SYSTEM
AquaClean

™

04-11

08-11

FORM NO. 56042452

04-11

08-11

RECOVERY SYSTEM

RECOVERY SYSTEM
AquaClean

™

Item Ref. No. Qty Description

1 56265096 1 Vac Motor, 120V (16ST, 16XP, 18FLX, 18ST)
56264453 1 Carbon Brushes for 56265096 (one pair)

# DELETED
# DELETED

2# 56265145 1 Vac Hose 1.50 x 33.00 x 975018 (16XP, 18FLX)
56265142 1 Vac Hose 1.50 x 48.00 x 975018 (16ST)
56265211 1 Vac Hose 1.50 x 54.00 x 975018 (18ST)
3# 56265158 1 Vac Hose 1.50 Stretch (16XP, 18FLX)
4 56324497 2 Cage, Float
5 56385437 1 Gasket
6 56391690 1 Ball, Float
7 56002124 2 Scr, Pan Phil 10-24 x .62 NOTE 1
8 56003131 2 Scr, Hex SS 10-24 x 2.50
9 56009205 10 Wsh, Flt SS #10
10 56009374 2 Jack Nut
11 56265030 1 Cover, Vac Motor
12# Deleted
13 56265034 1 Hose, Drain 1.5 Inch NOTE 1
14# 56109528 1 Recovery Lid Assy
15 56265072 1 Gasket, Vac Cover
16 56440213 1 Clamp, Hose SAE #32
17 56265127 1 Tank, Recovery, 18 (18FLX, 18ST)
# 56265022 1 Tank, Recovery, 16 (16ST, 16XP)
56265210 1 Tank, Recovery, ST (1st generation 16ST)
18 56265134 1 Duct, Float
19 56265163 1 Gasket
20 56265202 1 Vac Hose Assy
21 56314484 3 Mount, Vibration
22 56314760 1 Gasket, Vacuum Duct
23 56329145 1 Clamp, Hose SAE #24 NOTE 1
24 56331154 1 Clamp, Plastic NOTE 1
25 56002900 8 Scr, Pan Phil SS 10-24 x .50

13

# = Revised or new since last update

NOTE 1: Not used on 1st generation 16ST models.

FORM NO. 56042452

14

SOLUTION PUMP SYSTEM
AquaClean

™

04-11

08-4

FORM NO. 56042452

04-11

08-11

SOLUTION PUMP SYSTEM
AquaClean

™

Item Ref. No. Qty Description

1# 56900069 1 Barb, 90 Elbow 1/2 X 3/8NPT before SN1984765 / TSBUS2007-961
2 56756364 2 Clamp, Hose SAE #4
3 56470138 1 Barb, 90 Elbow 1/4 x 1/4NPT NOTE 3
4 56264382 1 Adapter, Barbed NOTE 3
5# 56265051 1 Pump 115V (16ST, 16XP, 18FLX, 18ST) before SN1984765
# DELETED
# 56265224 1 Pump 115V (16ST, 16XP, 18FLX, 18ST) after SN1984764
# DELETED
6

7# 56265039 1 Nozzle/Valve Assy (16) (16XP) (items 8-19)
# DELETED
56265139 1 Nozzle/Valve Assy (18) (18FLX) (items 8-19)
8 56260841 1 Hose, Polyester Braid, 7.00 before SN1984765
56264346 1 Hose, Polyester Braid, 10.50 after SN1984764
9 56369632 2 Elbow, 90 Street
10 56900032 1 Coupling
11 56150223 1 Nipple, 1/4NPT x .88/1.12
12# 56265037 1 Valve, Solenoid 115V (16XP, 18FLX) TSBUS2007-966
# DELETED
13 56265038 1 Quick Veejet W/ Body
14 56265040 1 Nipple, 1/4NPT x 5.00, Brass
15 56265052 1 Nozzle, Spray
16# 56265121 1 Valve, 3-Way Ball (16XP)
56265122 1 Valve, 3-Way Ball (18FLX)
17 56470138 1 Barb, 90 Elbow 1/4 x 1/4NPT
18 56740214 1 Bushing, Reducer
19 56756364 1 Clamp, Hose SAE #4

20 56265160 1 Nozzle/Valve Assy (16) (16ST, 18ST) (items 21-31)
21 56260841 1 Hose, Polyester Braid, 7.00 before SN1984765
56264346 1 Hose, Polyester Braid, 10.50 after SN1984764
22 56900032 1 Coupling
23 56150223 1 Nipple, 1/4NPT x .88/1.12
24 56265037 1 Valve, Solenoid 115V TSBUS2007-966
25 56265040 1 Nipple, 1/4NPT x 5.00, Brass
26 56265052 1 Nozzle, Spray
27 56340782 1 Elbow, Pipe 1/4 NPT Brass
28 56369632 2 Elbow, 90 Street
29 56470138 1 Barb, 90 Elbow 1/4 x 1/4NPT
30 56740214 1 Bushing, Reducer
31 56756364 1 Clamp, Hose SAE #4

32 56265170 1 Hose Connection Assembly (16ST, 18ST) (items 33-37)
33 56220043 1 Solution Feed Hose before SN1984765
56264346 1 Solution Feed Hose after SN1984764
34 56009078 1 Nut, Hex Jam SS 5/8-18
35 56265208 1 Socket, 1/8 FPT
36 56756364 1 Clamp, Hose SAE #4
37 56369594 1 Barb, Adapter 1/4 x 1/8NPT

38 56003018 2 Scr, Pan Phil SS 8-32 x .38
39# 56265168 1 Hose Assembly (16XP, 18FLX)
40# 56220109 1 Hand Tool Assembly (16XP, 18FLX)
41 56002875 2 Wsh, Flt SAE SS #8
42 56369632 1 Elbow, 90 Street NOTE 3 after SN1984764
43# 56109566 1 Barb, 90 Elbow 1/2 x 3/8 NPT NOTE 2
44# 56507993 1 Tee, Barb 1/4 x 3/8 NPT NOTE 1 / TSBUS2008-1002

# = Revised or new since last update

NOTE 1:
NOTE 2: First generation - 56409507 used before December 2007.

Second generation – 56900069 used from December 2007 through August 2008.
Third generation – 56109566 used after August 2008.
NOTE 3: Used on all models EXCEPT the Aquaclean 18FLX model 56265001.

56265033 2 Mount, Pump

Tee 56507993 replaced items (56264382, 56470138 & 56369632) on the Aquaclean 18FLX model 56265001 after October 2007.

15

FORM NO. 56042452

16

SOLUTION TANK ASSEMBLY

SOLUTION SYSTEM
AquaClean

™

04-11

FORM NO. 56042452

04-11

08-11

SOLUTION TANK ASSEMBLY

SOLUTION SYSTEM
AquaClean

™

Item Ref. No. Qty Description

1 56264119 1 Clamp, Power Cord (18FLX, 18ST)
2 56264137 1 Screen
3# 56262190 1 Barb TSBUS2007-961

4 56002003 2 Scr, Pan Phil 8-32 x .50 (18FLX, 18ST)
5 56002124 2 Scr, Pan Phil 10-24 x .62
6 56002145 2 Scr, Pan Phil 1/4-20 x .50 (18FLX / qty of 1 on 18ST)
7 56219932 3 Clamp, Hose SAE #6
8 56387302 1 Hose, Spiral .50
56266134 1 Hose, Spiral .50 after SN1984764 NOTE1
9 56265126 1 Tank, Solution, 18 (18FLX, 18ST)
# 56265021 1 Tank, Solution, 16 (16ST, 16XP)
10 56265216 1 Hose, PVC Clear 11.00
11# 56109565 1 Barb, Adapter 1/2 x 3/8NPT
12
13# 56109566 1 Barb, 90 Elbow 1/2 x 3/8NPT
14

# = Revised or new since last update

NOTE 1: Hose 56266108 has been replaced by Hose 56266134.

56486112 2 Clamp, P (18FLX / qty of 1 on 18ST)

56331154 1 Clamp, Plastic

before SN1984765

17

FORM NO. 56042452

18

115 VAC

GRN

G
N

WHT

L

BLK

2

5

MODE SELECTION

BLK 14-11

F1

2

1

CIRCUIT BREAKER, 5 A.

WIRING DIAGRAM

WIRING DIAGRAM

X36

X35

™

GRN/YEL 14-1

BLK 14-1 (#1)

X44 X52

AquaClean

X38

X37

BLK 14-2 (#2)

S1

1

BLK 14-10

3

4

N/C

6

BLK 14-3 (#3)

BLK 14-5

VAC CORD (BLK)

BLK 14-8

X2

X3

1

M1

M

1
3

X47

X23

X25

X26

X24

X29

X30

DIODE BRIDGE_1234

VACCORD(WHT)

X46

X50

2

MOTOR, VACUUM

X51

AMP = 11 .3

VACCORD(GRN)

D1

X27

X28

WHT 14-1

MOTOR, BRUSH

M2

AMP = 3.4

M

E_GND

04-11

08-11

X6

X5

X4

X10

X7

X11

X12

X15

X16
X20

X19

X9

X8

N

N

X14

X13

N

X18

X17

X22

X21

INTERMITTENT SPRAY

BLK 14-6

CONSTANT SPRAY

OPTIONAL
(USED ON 18" MACHINE)

1

S2

2

3

BLK 14-4 (#4)

X31

X32

L1

21

SOLENOID VALVE

AMP = .06

S3

1

2

3

BLK 14-7

4

5

6

X33

X34

M3

1

M

1

3

MOTOR, PUMP

2

AMP = 0.6

FORM NO. 56042452

04-11

08-11

Item Ref. No. Qty Description

D1 56265103 1 Rectifi er, 35 Amp

F1 56265056 1 Circuit Breaker, 5 Amp

L1 56265037 1 Valve, Solenoid 115V TSBUS2007-966

M1 56265096 1 Motor Vacuum, 120V
56264453 1 Carbon Brushes for 56265096 (one pair)
M2 56265075 1 Motor, Brush 115 VDC, 1/3 HP
M3# 56265051 1 Pump 115V (16ST, 16XP, 18FLX, 18ST) before SN1984765
# 56265224 1 Pump 115V (16ST, 16XP, 18FLX, 18ST) after SN1984764

S1 56265097 1 Switch, Mode Selection
S2 56265098 1 Switch, Solution Spray
S3 56265107 1 Switch, Constant Spray (18FLX only)

# 56265187 1 Wire Assembly (16ST, 16XP, 18FLX, 18ST)

*
*# 56265102 1 Wire Assembly (16ST, 16XP, 18FLX, 18ST)
*# 56265087 1 Wire Assembly (16ST, 16XP, 18FLX, 18ST)
* 56265108 2 Wire Assembly (18FLX, 18ST)

WIRING DIAGRAM

WIRING DIAGRAM

AquaClean

™

19

* = Not Shown
# = Revised or new since last update

FORM NO. 56042452

ACCESSORIES

20

AquaClean

OPTIONAL BRUSHES

Brush Assembly Description 16” 18”

Nylon Brush Assembly 56265044 56265099
Blue Brush Assembly 56265175 56265177
240 Grit Brush Assembly 56265176 56265178

ACCESSORY TOOLS

Ref. No. Description

56314402 Wand Assembly w/Soft and Hard Floor Tools
56265173 Wand Assembly w/Soft Floor Tool
56262209 Stand Up Wand
56220109 Hand Tool
56220070 Upholstery Hand Tool
56265174 15’ Hose w/Waterline
56265112 Locking Extension Cord
56265368 8’ Hose w/Waterline
56265150 Hard Floor Tool
56265309 Plug Adaptor Kit
56265305 Drag Wand
56265306 Scrub N Vac Wand
56250314 14” Scrub/Vac Tool

™

04-11

07-4

FORM NO. 56042452