Verified IPC identity record

ACM22740

Left-hand brake modulator assembly

Direct answer

The IPC identifies ACM22740 as the left-hand brake modulator assembly in ATA 32, Figure 32-40-30-10, item 305. The row lists one unit per assembly for effectivity 8266-8999, marks it as a unit exchange item, and references CMM 32-40-10. The right-hand modulator is a different part number.

Last source review:

IPC record

Identity and application.

The reviewed catalog row establishes the part identity and its location in the combined Hawker IPC. It does not establish the condition of a particular unit or approve that unit for installation.

ACM22740 verified catalog fields
Part numberACM22740verified
Preferred nameLeft-hand brake modulator assemblyverified
IPC nomenclatureModulator assembly, LH, unit exchange itemverified
SystemLanding gear and brakesverified
Primary ATA chapter32verified
Lookup variantsACM-22740verified
ACM22740 catalog occurrences
Aircraft and publication scopeEffectivityFigure / itemQtyReview
Hawker 800XP, 850XP, and 900XP with kit 140-9004 publication scope8266-8999 as printed in the IPC export32-40-30-10 / 3051verified

Cross-reference check

Relationships and limits.

  • ACM22740 is the left-hand modulator in the reviewed figure.
  • ACM22742 is the separately numbered right-hand modulator at item 310.
  • The IPC marks ACM22740 as a unit exchange item and references CMM 32-40-10.
Important limit

The IPC assigns ACM22740 to the left-hand position and ACM22742 to the right-hand position. It does not state that the two modulators are interchangeable.

Mechanic's lookup notes

Common questions about ACM22740.

Is ACM22740 the left or right brake modulator?

ACM22740 is the left-hand modulator assembly in the reviewed IPC figure. ACM22742 is the right-hand number, so the side should be stated on the request.

Is ACM22740 treated as an exchange unit?

Yes. The IPC nomenclature marks ACM22740 as a unit exchange item. Confirm core terms, configuration, paperwork, and current shop capability with the source.

Which CMM is referenced for ACM22740?

The catalog row references CMM 32-40-10. The manual itself was not part of this review, so this page does not provide repair or overhaul limits.

Long-form context

Technical guides that use this record.

Technical sources

  1. Hawker 800XP, 850XP and 900XP Illustrated Parts CatalogTextron Aviation

    Document
    IPC-800XP
    Revision
    A0
    Published
    2026-02-05
    Supports
    ACM22740 identity, nomenclature, 32-40-30-10 item 305, quantity, and effectivity as printed in the supplied export.