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Independent Component Reference

Floor Scrubber Vacuum Motor

Voltage and wattage are only the start; fan stage, airflow curve, sealing and controls complete the fit.

This profile maps scrubber vacuum fan assemblies and machine recovery systems using official parts, service and machine evidence.

What this profile covers
Included
  • Vacuum fan and motor assemblies for scrubber-dryers
  • Single-, two- and three-stage recovery architectures
  • Electrical, aerodynamic, mounting, sealing and machine-fit checks
Excluded
  • Dry household vacuum replacement motors
  • Scrub-brush and traction motors
  • Motor-only comparisons without fan, airflow and recovery-system scope

First published 2026-08-12 · Last verified 2026-08-12

Physical resemblance, matching wattage, matching voltage, a generic family name or a seller claim does not establish compatibility. Verify the current manufacturer part number and revision, machine model and serial scope, mechanical, electrical and fluid interfaces, rated operating envelope, protection requirements and approved service documentation.

Official component referenceTennant 9002562 floor scrubber vacuum motor kit
Official Tennant 9002562 vacuum-motor-kit image on a WCB canvas; the manufacturer states that parts are machine-specific. Official image source
Floor Scrubber Vacuum Motor key facts
FactTechnical referenceScope boundary
Recovery roleOfficial machine documentation ties the vacuum fan to recovered-water pickup and floor-drying performanceNamed official product, model, market and document edition only; verify the current revision before procurement.
Electrical boundaryOfficial families publish different DC voltage and power scopesNamed official product, model, market and document edition only; verify the current revision before procurement.
Assembly boundaryMotor, fan stages, housing, gasket, connector and discharge path can form one machine-specific service systemNamed official product, model, market and document edition only; verify the current revision before procurement.

Functional boundary

Where the component sits in the larger system

This WCB flow describes documented functions, not one universal product construction.

  1. 01

    Pressure differential

    The fan stages create vacuum that draws recovered solution and air through the squeegee path.

    Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

  2. 02

    Airflow transport

    The motor-fan assembly moves the wet recovery air stream into and through the recovery system.

    Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

  3. 03

    Water separation boundary

    Floats, filters and tank geometry must keep bulk liquid from the motor inlet.

    Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

  4. 04

    Exhaust and cooling

    Discharge orientation and motor cooling manage heat, noise and moisture exposure.

    Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Architecture families

Different component architectures solve different constraints

No architecture is a universal winner, and a family label is not a replacement-part specification.

Tennant vacuum motor and fan kit with gasket
Official technical image

Official Tennant image showing the motor, fan housing, connector and sealing gasket as one service kit.

How to use this visualUse the photographed family only to understand documented construction context; do not infer exact product fit.

Official image source

Tangential-discharge bypass motor

Principle
Motor cooling air is separated from working air and the fan housing exhausts tangentially.
Application boundary
Named scrubber fan housing and duct path
Benefits
  • Defined discharge routing and wet-recovery suitability when approved
Limitations
  • Outlet angle, gasket and mounting are model-specific
Buyer check
Confirm the exact part number, installed system, interface and documented operating envelope.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Two-stage vacuum fan

Principle
Two fan stages build the machine's documented vacuum/airflow balance.
Application boundary
Named walk-behind scrubber recovery system
Benefits
  • Common balance of vacuum and compact size
Limitations
  • Stage count alone does not define the curve
Buyer check
Confirm the exact part number, installed system, interface and documented operating envelope.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Three-stage vacuum fan

Principle
Three fan stages support a higher-vacuum recovery architecture in a named machine.
Application boundary
Named ride-on or high-recovery scrubber system
Benefits
  • Higher pressure potential in the documented assembly
Limitations
  • Power, cooling, height and controls differ from two-stage systems
Buyer check
Confirm the exact part number, installed system, interface and documented operating envelope.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Specification dictionary

What component specifications do—and do not—mean

Floor Scrubber Vacuum Motor specification dictionary
SpecificationPurchasing meaningReporting boundaryComparison caution
Voltage and current/powerDefine electrical load and controller/protection requirementsUse rated operating condition and dutyMatching voltage or wattage alone does not establish fit.
Fan stages and curveDefine airflow versus vacuum behaviorRequire the named motor-fan curve or machine operating pointMaximum vacuum and maximum airflow occur at different conditions.
Mounting and sealingDefine housing support and recovery-air integrityRecord flange, gasket, orientation, fasteners and compressionA leaking gasket can mimic a weak motor.
Cooling and dischargeDefine thermal management and exhaust routingRecord bypass/through-flow type and outlet geometryWrong discharge direction can overheat or wet adjacent parts.
Floor Scrubber Vacuum Motor performance reporting boundary diagram
WCB explanatory visual

WCB reporting map: compare ratings only inside the same documented part, condition, unit and machine scope.

How to use this visualKeep every reported value inside its stated unit, operating point, test method and product scope.

Diagram sourcesTennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7, Nilfisk SC650

Voltage and current/power evidence

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Fan stages and curve evidence

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Mounting and sealing evidence

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Cooling and discharge evidence

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Evidence + WCB interpretation

Application matrix

Official application language narrows the review; it does not prove exact product fit.

Kärcher KIRA B 50 scrubber-dryer with vacuum recovery system
Official technical image

Official Kärcher KIRA B 50 image on a WCB canvas; its published turbine power is machine-level evidence, not a universal replacement-motor specification.

How to use this visualTreat the photographed application as source context only. Verify the actual operating point, duty, envelope and approvals.

Official image source

Compact walk-behind scrubber

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

WCB assessment

Match low-voltage fan assembly, recovery tank, float and squeegee airflow path.

Limitations
No exact machine or surface suitability is established outside the cited scope.
Buyer action
Approve the exact part, installed system and operating procedure.

Mid-size ride-on scrubber

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

WCB assessment

Approve stage count, duty, noise mode, cooling and controller limits together.

Limitations
No exact machine or surface suitability is established outside the cited scope.
Buyer action
Approve the exact part, installed system and operating procedure.

Replacement qualification

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

WCB assessment

Freeze the complete motor-fan curve, mounting, connector, gasket and water-protection test.

Limitations
No exact machine or surface suitability is established outside the cited scope.
Buyer action
Approve the exact part, installed system and operating procedure.

Compatibility gate

Family similarity is not replacement compatibility

Physical resemblance, group ownership, generic family names, seller claims, and matching wattage do not establish compatibility.

Floor Scrubber Vacuum Motor compatibility approval gate
WCB explanatory visual

WCB compatibility gate: stop approval when identity, interface, rating or source scope remains undocumented.

How to use this visualPass every relevant gate using current manufacturer documents before approving a substitute, service part or design change.

Diagram sourcesTennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7, Nilfisk SC650

01

Exact part and machine

Required match
Current fan/motor kit, supersession, model and serial range
Why it matters
Related scrubbers can use different fan revisions.
Required action
Record manufacturer evidence for every required field before approval.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

02

Electrical interface

Required match
Voltage, current/power, connector, polarity, speed control and protection
Why it matters
A motor can run yet overload the controller.
Required action
Record manufacturer evidence for every required field before approval.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

03

Aerodynamic interface

Required match
Fan stages, curve, inlet, tangential outlet and recovery duct
Why it matters
Physical diameter does not define suction performance.
Required action
Record manufacturer evidence for every required field before approval.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

04

Wet-system protection

Required match
Gasket, float shutoff, filters, drainage and cooling path
Why it matters
Liquid ingestion can create electrical and mechanical hazards.
Required action
Record manufacturer evidence for every required field before approval.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Service boundary

Failure signals and required checks

Symptoms narrow inspection work; they are not a remote diagnosis or repair instruction.

Poor water pickup

WCB inspection categories
  • Air leak or blocked hose/filter
  • Worn fan or incorrect motor curve

Safety boundaryCheck the full recovery path before condemning the motor.

Service actionUse the current manufacturer inspection, maintenance and replacement procedure.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Motor runs hot or trips

WCB inspection categories
  • Wrong electrical load
  • Blocked cooling or wet contamination

Safety boundaryIsolate the battery and follow the service manual.

Service actionUse the current manufacturer inspection, maintenance and replacement procedure.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Excessive noise or vibration

WCB inspection categories
  • Fan damage or liquid ingestion
  • Incorrect gasket, mounting or bearing wear

Safety boundaryStop operation if the fan contacts the housing or ejects debris.

Service actionUse the current manufacturer inspection, maintenance and replacement procedure.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Representative, not exhaustive

Official representative product families

These rows document manufacturer-published families. They do not establish a customer, OEM, factory or compatibility relationship.

Representative official component families
ManufacturerFamilyArchitectureDeclared applicationDistinguishing specificationsScope
Tennant9002562 Vacuum Motor KitMotor-fan service kit with gasketMachine-specific fitmentOfficial family identity · Named architecture or operating envelopeTennant Europe
Tennant9017716 Vacuum FanVacuum fan assemblyNamed T290/T291/T391-family parts scopeOfficial family identity · Named architecture or operating envelopeTennant Europe
TennantMOCC00481 36 VDC Vacuum Motor36 VDC motor familyNamed Tennant parts scopeOfficial family identity · Named architecture or operating envelopeTennant US
Tennant1255137 24 VDC three-stage fanThree-stage vacuum fanNamed T7/T12 parts scopeOfficial family identity · Named architecture or operating envelopeTennant Europe
NilfiskSC650 vacuum system400 W machine vacuum-motor systemNamed SC650 configurations and manual editionOfficial family identity · Named architecture or operating envelopeNilfisk service manual
IPCi-mop Lite vacuum motor assemblyCompact scrubber motor assemblyNamed i-mop Lite parts scopeOfficial family identity · Named architecture or operating envelopeIPC US
KärcherKIRA B 50 turbine630 W machine turbine systemNamed KIRA B 50 machine configurationOfficial family identity · Named architecture or operating envelopeKärcher Germany

WCB decision support

Procurement decision matrix

WCB assessment

OEM or approved service replacement

Verify
Exact part identity, revision and installed system
Comparison trap
Treating a family label as an exact fit
Assessment
Requires application-specific verification.
Limitations
No fit is established outside the named source scope.
Buyer action
Require current manufacturer cross-reference or approved-parts evidence.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

WCB assessment

Alternative sourcing qualification

Verify
Geometry, materials, interfaces, ratings and validation plan
Comparison trap
Approving by photo, nominal size or one matching rating
Assessment
Requires application-specific verification.
Limitations
Public sources do not qualify an unlisted substitute.
Buyer action
Run documented engineering, safety and service validation before approval.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

WCB assessment

Application selection

Verify
Machine, surface, duty and operating condition
Comparison trap
Comparing headline performance outside its test boundary
Assessment
Requires application-specific verification.
Limitations
Field results vary with the complete system and procedure.
Buyer action
Approve the complete operating specification and acceptance test.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Engineering validation

Checks before approval or substitution

01

Exact part and machine

Related scrubbers can use different fan revisions.

Required actionFreeze the approved value, tolerance, evidence URL and revision in the procurement specification.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

02

Electrical interface

A motor can run yet overload the controller.

Required actionFreeze the approved value, tolerance, evidence URL and revision in the procurement specification.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

03

Aerodynamic interface

Physical diameter does not define suction performance.

Required actionFreeze the approved value, tolerance, evidence URL and revision in the procurement specification.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

04

Wet-system protection

Liquid ingestion can create electrical and mechanical hazards.

Required actionFreeze the approved value, tolerance, evidence URL and revision in the procurement specification.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant 9002562, Tennant 9017716, Tennant MOCC00481, Tennant T360, Tennant T7

Standards boundary

Safety and performance references

Show 1 safety and performance references

IEC 60335-2-72

JurisdictionInternational

Version2021

ApplicabilitySafety context for commercial floor-treatment machines within the standard scope; not a vacuum-motor compatibility or certification claim.

Named official product, model, market and document edition only; verify the current revision before procurement.Sources: IEC 60335 2 72

Technical developments

Documented changes affecting design or procurement

Show 1 documented changes

  1. Current scrubber platforms publish distinct voltage, power and fan-stage recovery systems

    Reviewed Tennant, Nilfisk, IPC and Kärcher sources show machine-specific vacuum assemblies rather than a wattage-only replacement class.

    Named official product, model, market and document edition only; verify the current revision before procurement.Sources: Tennant T7, Nilfisk SC650, Ipc imop, Karcher kira

Audit trail

Primary and technical sources

Last material modification 2026-08-12 · Last verified 2026-08-12

Show all 10 sources
  1. manufacturer

    Vacuum Motor Kit 9002562

    Tennant

    Accessed 2026-08-12

    Open source
  2. manufacturer

    Vacuum Fan 9017716

    Tennant

    Accessed 2026-08-12

    Open source
  3. manufacturer

    Vacuum Motor 36 VDC MOCC00481

    Tennant

    Accessed 2026-08-12

    Open source
  4. manual

    T360 walk-behind scrubber parts manual

    Tennant

    Accessed 2026-08-12

    Open source
  5. manufacturer

    T7 ride-on scrubber vacuum fan listing

    Tennant

    Accessed 2026-08-12

    Open source
  6. manual

    SC650 series service manual

    Nilfisk

    Accessed 2026-08-12

    Open source
  7. manual

    SC370 service manual

    Nilfisk

    Accessed 2026-08-12

    Open source
  8. manual

    IPC i-mop Lite parts manual

    IPC

    Accessed 2026-08-12

    Open source
  9. manufacturer

    KIRA B 50 scrubber-dryer technical data

    Kärcher

    Accessed 2026-08-12

    Open source
  10. standard

    IEC 60335-2-72:2021 commercial floor treatment machine safety

    IEC

    Accessed 2026-08-12

    Open source