- Frequently Replaced Parts

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#	Part	Description	Req	Notes
02	172-3816	12V 20amp onboard battery charger
03	998-0010	Battery jumper cable - ring type (red)
04	272-5321	Fan (OBSOLETE)
05	172-3689	Right rear wheel
06	172-3691	Left rear wheel
07	172-3636	Caster wheel
08	272-5322	Handle assembly (OBSOLETE)
09	172-3659	Side non-marking skirt
10	272-5571	60 amp fuse		(before SN 1664872)
11	272-5323	70amp circuit breaker (OBSOLETE)		(after SN 1664873)
12	172-3669	Polypropelene side broom
13	272-5272	Paper filter
14	272-5324	Pre-filter
15	272-5325	Polypropelene scrubbing brush-CYLINDRICAL
01	162-0011	12V 105Ah wet battery (SNSR)	1
01	162-0042	12V 115Ah AGM battery (Group 31) (SNSR)	1

Belt Tensioner Assembly

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#	Part	Description	Req	Notes	Availability
1	272-9589	Belt tensioner assembly (OBSOLETE)	1

Chassis Assembly

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#	Part	Description	Req	Notes
1	999-0496	Nut M8-1.25 nylon insert lock stainless steel	3
2a	172-3636	Caster wheel	1
2b	172-3637	Caster wheel (OBSOLETE)	1
3	N/A	Not available	4	(Insert)
4	N/A	Not available	4	(Washer flat)
5	999-9092	Screw M8-1.25 x 20mm hex head stainless steel	4
7	N/A	Not available	3	(Washer flat)
8	999-0786	Screw M8-1.25 x 35mm hex head stainless steel	3
9	N/A	Not available	2	(Washer)
10	999-1383	Screw M6-1 x 16mm hex head stainless steel	2
11	272-8700	Chassis assembly (OBSOLETE)	1
12	272-8701	Hood	1
13	172-3646	Safety switch	1
14	272-5571	60 amp fuse	1
15	172-3648	15amp fuse	1
16	272-8705	Gasket	1
17	N/A	Not available	8	(Screw 4 x 12 inch threaded)
18	N/A	Not available	8	(Washer)
19	272-5475	Cap (OBSOLETE)	1
20	272-8702	Spacer (OBSOLETE)	2
21	N/A	Not available	2	(Screw 10 x 20)
22	272-8703	Nut M14 hex head	1
N/S	272-8704	Chassis system harware kit (OBSOLETE)	1	(includes 1, 3, 4, 5, 7-10, 17, 18, 21)

Control Panel Assembly

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#	Part	Description	Req	Notes
1	N/A	Not available	1	(Nut)
2	N/A	Not available	2	(Washer)
3	N/A	Not available	1	(Screw M6 x 10)
4	N/A	Not available	4	(Screw M6 x 12)
5a	172-3785	Key switch with two keys	1
5b	991-1634	Key (pkg of 2)	1
6	272-9578	Dowel	1
7	172-3787	Spacer (OBSOLETE)	4
8	N/A	Not available	8	(Screw M4 x 8)
9	N/A	Not available	2	(Washer)
10	172-3790	Electronic card	1
11	172-3791	Control panel (OBSOLETE)	1
12	172-3792	Control panel decal (OBSOLETE)	1
13	272-9579	Insulator	1
14	172-3794	Electromagnetic switch	1
15	N/A	Not available	2	(Spacer)
16	N/A	Not available	2	(Screw M4 x 8)
18	272-9580	Gasket (OBSOLETE)	1
19	991-1634	Key (pkg of 2)	1

Decal Assembly

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#	Part	Description	Req	Notes
1a	172-3808	60amp fuse decal (OBSOLETE)	1	(before SN 1664873)
1b	272-9582	70amp decal (OBSOLETE)	1	(after SN 1664872)
2	172-3809	15amp fuse decal (OBSOLETE)	1
3	172-3810	Moving parts decal (OBSOLETE)	1
4	272-9583	Advance Terra 132B decal (OBSOLETE)	2
5	172-3773	10amp fuse decal (OBSOLETE)	1
6	272-9584	NSS logo decal	1
7	272-9585	Wear parts decal (OBSOLETE)	1

Drive Wheel Assembly

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#	Part	Description	Req	Notes
1	N/A	Not available	4	(Cage nut)
2	172-3684	Ball bearing	2
3	172-3685	Flange (OBSOLETE)	2
4	N/A	Not available	4	(Screw M8 x 16)
5	172-3688	Square keyway (OBSOLETE)	1
6	172-3689	Right rear wheel	1
7	172-3690	Pulley (OBSOLETE)	1
8	172-3691	Left rear wheel	1
9	272-5574	Traction shaft (OBSOLETE)	1
10	N/A	Not available	2	(Screw M10 x 20)
11	172-3694	Dowel (OBSOLETE)	1
N/S	272-5575	Drive wheel assembly hardware kit	1	(includes 1, 4 and 10)

Dust Control Assembly

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#	Part	Description	Req	Notes
1	N/A	Not available	3	(Screw M4 x 12 threaded form)
2a	272-5272	Paper filter	1
2b	172-3750	Antistatic filter	1
2c	172-3751	Polyester filter	1
3	172-3752	Filter hook (OBSOLETE)	1
4	172-3753	Filter frame (OBSOLETE)	1
5	172-3754	Fan protection (OBSOLETE)	1
6	181-2002	Recovery tank lid gasket	1
7	272-8080	Tank lid gasket (OBSOLETE)	1
8	N/A	Not available	1	(Nut M10 hex)
9	N/A	Not available	1	(Spring)
10	999-1308	Nut M6-1 hex stainless steel	1
11	N/A	Not available	1	(Washer)
12	N/A	Not available	1	(Knob M6)
13	N/A	Not available	1	(Filter shaker bushing)
14	N/A	Not available	1	(Spacer)
15	N/A	Not available	1	(Washer flat)
16	N/A	Not available	1	(Screw M6 x 110)
17	272-5324	Pre-filter	1
18	172-3764	Electric filter shaker kit (OBSOLETE)	1	(includes 1-7 and 17)
19	272-9572	Manual filter shaker kit (OBSOLETE)	1	(includes 8, 9, 10, 11, 12, 13, 14, 15, 16)
N/S	272-6551	Hardware kit	1	(includes Screw M5 x 20, Screw M4 x 12 thread forming, Nut M8, Screw 8 x 130, Nut M6 self locking, Screw 4 x 8 thread forming and Washer 6 x 12 flat)

Electrical Parts

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#	Part	Description	Req	Notes
2	172-3813	Battery wiring (OBSOLETE)	1
4a	272-5571	60 amp fuse	2	(before SN 1664873)
4b	272-5323	70amp circuit breaker (OBSOLETE)	1	(after SN 1664872)
5	472-1367	HOLDER FUSE THERMOPL. UL 94-V0	1
6	172-3648	15amp fuse	1
7	N/A	Not available	2	(Charger plug)
8	172-3816	12V 20amp onboard battery charger	1
10	272-9587	Fuse holder (OBSOLETE)	1
11	272-9588	10amp fuse	1
N/S	172-3812	Machine wiring (OBSOLETE)	1
N/S	172-3814	Main fuse holder	1
N/S	172-3817	Charger connector (OBSOLETE)	1

Handle Assembly

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#	Part	Description	Req	Notes
1	N/A	Not available	1	(Nut M8)
2	272-5068	Handle adjustment ratchet	2
3	272-5069	Handle adjustment ratchet	2
4	172-3776	Clamp (OBSOLETE)	1
5	172-3777	Adjuster (OBSOLETE)	1
6	472-1423	CLEVIS M6X24 GALV. DIN71752 PK	1
7	172-3779	Clip	1
8	272-5322	Handle assembly (OBSOLETE)	1	(includes 13b)
9	N/A	Not available	2	(Screw 8 x 130)
10	272-0709	Handwheel	2
11	272-9575	Locking clip (OBSOLETE)	1
13a	272-9576	Traction cable (OBSOLETE)	4	(before SN 1664801)
13b	272-9577	Traction cable	1	(after SN 1664800)
N/S	272-6551	Hardware kit	1	(includes Screw M5 x 20, Screw M4 x 12 thread forming, Nut M8, Screw 8 x 130, Nut M6 self locking, Screw 4 x 8 thread forming and Washer 6 x 12 flat)

Hopper Assembly

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#	Part	Description	Req	Notes
1	272-6550	Hopper assembly	1
2	N/A	Not available	4	(Screw)
3	N/A	Not available	2	(Fixing plate)
4	172-3697	Rubber hook	1
N/S	272-6551	Hardware kit	1	(includes Screw M5 x 20, Screw M4 x 12 thread forming, Nut M8, Screw 8 x 130, Nut M6 self locking, Screw 4 x 8 thread forming and Washer 6 x 12 flat)

Hub Assemblies

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#	Part	Description	Req	Notes	Availability
1	270-8164	Left side hub assembly	1	(individual items only available in kit)
2	270-8165	Right side hub assembly	1	(individual items only available in kit)

Main Broom Asembly

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#	Part	Description	Req	Notes
1	N/A	Not available	3	(Screw M6 x 16)
2	N/A	Not available	6	(Main screw)
3	N/A	Not available	3	(Insert M6)
4a	272-8706	Nylon scrubbing brush - CYLINDRICAL	1	(9 1/2 inch) (standard)
4b	272-8707	Natural fiber scrubbing brush - CYLINDRICAL	1	(9 1/2 inch)
4c	272-5325	Polypropelene scrubbing brush-CYLINDRICAL	1	(9 1/2 inch)
4d	272-8709	Steel mix scrubbing brush - CYLINDRICAL (OBSOLETE)	1	(9 1/2 inch)
4e	272-8710	Polypropelene scrubbing brush - CYLINDRICAL (OBSOLETE)	1	(10 inch)
4f	272-8711	Steel mix scrubbing brush - CYLINDRICAL	1	(10 inch)
4g	272-8712	Natural fiber scrubbing brush - CYLINDRICAL	1	(10 inch)
5	272-8713	Brush support (OBSOLETE)	1
6	172-3657	Right hub plate	1
7a	272-8714	Rear non-marking skirt	1
7b	272-8715	Rear skirt	1
8a	172-3659	Side non-marking skirt	2
8b	272-8716	Side skirt	2
9	272-8718	Skirt plate (OBSOLETE)	2
10	172-3661	Side skirt plate (OBSOLETE)	2
11a	272-8719	Front skirt	1
11b	272-8720	Front non-marking skirt (OBSOLETE)	1
12	N/A	Not available	6	(Screw threaded)
13	999-0497	Nut M6-1 nylon insert lock stainless steel	2
14	172-3664	Knob M8	1
15	172-3665	Screw 6 x 12 hex head	2
16	172-3666	Hub plate	1
17	999-1383	Screw M6-1 x 16mm hex head stainless steel	4
18	272-8722	Lifting cable	1
19	172-3779	Clip	1
20	272-9575	Locking clip (OBSOLETE)	1
21	272-8723	Decal (OBSOLETE)	4
22	N/A	Not available	4	(Nut)
23	172-3757	Spring	1
24	N/A	Not available	1	(Nut)
25	472-1423	CLEVIS M6X24 GALV. DIN71752 PK	1
26	272-8724	Chain	1
27	N/A	Not available	1	(Washer M4)
28	999-9089	Washer M4 flat stainless steel	1
29	N/A	Not available	1	(Screw M4 x 10 cylindrical head)
31	270-8165	Right side hub assembly	1
32	270-8164	Left side hub assembly	1
33	272-5290	Hub (OBSOLETE)	1
34	272-8725	Brush hardware kit (OBSOLETE)	1	(includes 1, 2, 3, 12, 17, 22, 24, 27, 28, 29)
35	572-3251	HARDWARE BRUSH DECK KIT	1	(machine without drive)

Onboard Battery Charger Assembly

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#	Part	Description	Req	Notes
1	999-0497	Nut M6-1 nylon insert lock stainless steel	2
2	N/A	Not available	2	(Screw 4 x 8 threaded forming)
3	N/A	Not available	2	(Washer 6 x 12.5 flat)
4	172-3816	12V 20amp onboard battery charger	1
5	172-3819	Bracket (OBSOLETE)	1
6	172-3820	Seal (OBSOLETE)	2
N/S	272-6551	Hardware kit	1	(includes 1-3, Screw M5 x 20, Screw M4 x 12 thread forming, Nut M8 and Screw 8 x 130)

Reduction Motor Assembly

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#	Part	Description	Req	Notes
1	999-0496	Nut M8-1.25 nylon insert lock stainless steel	6
2	N/A	Not available	2	(Washer flat)
3	999-0953	Nut M5-.8 hex nylon insert lock stainless steel	3
4	N/A	Not available	2	(Screw M6 x 12)
5	N/A	Not available	4	(Screw M6 x 12)
6	172-3684	Ball bearing	3
7	172-3723	Dowel	1
8	N/A	Not available	1	(Washer flat)
9	172-3724	Support	3
10	172-3725	Support	3
11	999-1322	Screw M5-.8 x 20mm hex head stainless steel	4
12	N/A	Not available	4	(Screw M5 x 14)
13	N/A	Not available	6	(Screw M8 x 80)
14	172-3728	Dowel	1
16	172-3730	Square keyway	2
17	N/A	Not available	4	(Washer flat)
18	N/A	Not available	3	(Washer flat)
19	181-0942	Square keyway	1
20	172-3688	Square keyway (OBSOLETE)	1
21	172-3733	Pulley (OBSOLETE)	1
22	172-3734	Pulley (OBSOLETE)	1
23	172-3735	Gear	1
24	172-3736	Gear	1
25	172-3737	Reduction gear assembly (OBSOLETE)	1
26	272-5321	Fan (OBSOLETE)	1
27	172-3739	Supporting plate (OBSOLETE)	1
28	172-3740	Motor bracket (OBSOLETE)	1
29	172-3741	Transmission shaft (OBSOLETE)	1
30	172-3742	Bushing (OBSOLETE)	1
31	172-3743	Main broom shaft (OBSOLETE)	1
32	172-3744	Gear cover	1
33	172-3745	Spacer (OBSOLETE)	1
34	172-3746	Square keyway (OBSOLETE)	1
35	172-3747	Dowel (OBSOLETE)	1
36a	172-3748	Electric motor (OBSOLETE)	1
36b	N/A	Not available	4	Carbon brush (sold individually)
38	172-4750	Square keyway	1
N/S	272-8731	Reduction motor assembly hardware kit (OBSOLETE)	1	(includes 1, 2, 3, 4, 5, 8, 11, 12, 13, 17, 18)

Side Broom Assembly

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#	Part	Description	Req	Notes
1	N/A	Not available	4	(Nut M6 self locking)
2	172-3668	Spacer 6 1/2 X 10 X 4 1/2	4
3	N/A	Not available	1	(Washer flat)
4a	272-5573	Nylon side broom	1
4b	172-3669	Polypropelene side broom	1
4c	172-3670	Steel mix side broom	1
4d	172-3671	Natural fiber side broom	1
5	999-9090	Screw M5-.8 x 25mm hex head stainless steel	1
6	N/A	Not available	1	(Washer flat)
7	172-3674	Tilt knob (OBSOLETE)	1
8	999-1312	Screw M6-1 x 20mm hex head stainless steel	2
9	N/A	Not available	4	(Washer flat)
10	999-1383	Screw M6-1 x 16mm hex head stainless steel	3
11	172-3676	Square keyway	1
12	172-3677	Side broom hub (OBSOLETE)	1
13	172-3678	Side broom arm (OBSOLETE)	2
14	172-3679	Broom bracket	1
15	172-3680	Side broom hook (OBSOLETE)	1
16	N/A	Not available	4	(Washer)
17	172-3682	Brush gear motor (OBSOLETE)	1
18	999-0496	Nut M8-1.25 nylon insert lock stainless steel	1
19	272-8730	Side broom hardware kit	1	(includes 1, 3, 5, 6, 8, 9, 10 16, 18)

Transmission System

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#	Part	Description	Req	Notes
1	999-0784	Screw M8-1.25 x 16mm hex head stainless steel	3
2	N/A	Not available	2	(Nut M8 selflocking hex)
3	172-7065	Drive belt (OBSOLETE)	1
4	172-3700	Spring	2
5	N/A	Not available	2	(Screw M8 x 20)
6	N/A	Not available	3	(Screw M8 x 14)
7	N/A	Not available	3	(Washer)
8	999-1308	Nut M6-1 hex stainless steel	1
9	172-3705	Plastic battery box	1
10	172-3706	Insulating panel	5
11	999-0785	Screw M8-1.25 x 30mm hex head stainless steel	2
12	N/A	Not available	7	(Washer flat)
13	999-1312	Screw M6-1 x 20mm hex head stainless steel	1
14	172-3708	Spacer (OBSOLETE)	1
15	172-3709	Bracket (OBSOLETE)	1
16	272-8727	Belt	1
17	172-3711	Supporting plate (OBSOLETE)	1
18	172-3638	Insert (OBSOLETE)	2
19	N/A	Not available	3	(Screw M6 x 10)
20	272-8728	Vacuum flange (OBSOLETE)	1
21	N/A	Not available	1	(Vacuum gasket)
23	272-9589	Belt tensioner assembly (OBSOLETE)	2
N/S	272-8729	Transmission system hardware kit (OBSOLETE)	1	(includes 1, 2, 5, 6, 7, 8, 11, 12, 13, 19)

Wiring Diagram

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#	Part	Description	Req	Notes
CH1	172-3816	12V 20amp onboard battery charger	1
CN1	N/A	Not available	1	(Connector)
CN2	172-3817	Charger connector (OBSOLETE)	1
EB1	172-3790	Electronic card	1
ES1	172-3794	Electromagnetic switch	1
F1a	272-5323	70amp circuit breaker (OBSOLETE)	1	(after SN 1664872) (main)
F1b	272-5571	60 amp fuse	1	(before SN 1664873) (main)
F2	172-3648	15amp fuse	1	(side brush)
F3	272-9588	10amp fuse	1	(signal)
M1	172-3748	Electric motor (OBSOLETE)	1	(traction)
M2	172-3682	Brush gear motor (OBSOLETE)	1
SW1	172-3785	Key switch with two keys	1
SW2	172-3646	Safety switch	1