Heat pump condensing unit

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Johnson Controls Heat pump condensing unit HMH72B341

Johnson Controls Johnson Controls AHRI Outdoor - HMH7 horizontal-discharge modulating heat pump Heat pump condensing unit Repair, maintenance, and replacement planning
Johnson Controls HMH72B341 product image

Technical Specifications

Product Specs

  • AHRI unit role: Outdoor
  • AHRI model/pattern: HMH72B341
  • AHRI records represented: 844
  • AHRI equipment type: HP - Split System
  • AHRI refrigerant: R-410A
  • Verified catalog model: HMH72B341
  • Verified product family: HMH7 horizontal-discharge modulating heat pump
  • Verified catalog brand: Johnson Controls
  • Verified model: HMH72B341S
  • AHRI model/pattern: HMH72B341
  • Product family: HMH7 horizontal-discharge modulating heat pump
  • Nominal capacity: 3 ton
  • Nominal cooling capacity: 36,000 BTU
  • Cooling efficiency: 17 SEER2
  • Heating efficiency: 8.5 HSPF2 on matched system examples
  • Compressor: twin rotary, modulating
  • Fan motor: ECM
  • Sound level: as low as 54 dBA
  • Dimensions: 33Hx37.875Wx13.375D
  • Max fuse/breaker: 35A
  • Copper line: 3/8 in. x 3/4 in.
  • Warranty: up to 10-year limited parts and compressor warranty with registration
  • Model-specific reference: https://www.yorknow.com/lx-hmh72b341s.html
  • Technical guide: https://www.yorknow.com/pub/media/documentation/hmh7tech.pdf

Useful troubleshooting details

  • Confirm the installed model and serial number, matched indoor or outdoor equipment, voltage, refrigerant, controls, and AHRI certificate before service or replacement planning.
  • Use the linked AHRI certificates to verify matched-system combinations, rebate conversations, and equipment eligibility before quoting replacement work.
  • Collect photos of the nameplate, equipment access, recent fault history, and comfort symptoms before dispatch or proposal planning.

Certification match

AHRI certificates

View All
ENERGY STAR certified HP - Split System

AHRI 211385826

AHRI 211385826 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFD48FBCN1.

ENERGY STAR certified HP - Split System

AHRI 211385835

AHRI 211385835 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FXXN1+TXV.

ENERGY STAR certified HP - Split System

AHRI 211385848

AHRI 211385848 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FXXN1+TXV.

ENERGY STAR certified HP - Split System

AHRI 211385861

AHRI 211385861 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FBCN1.

ENERGY STAR certified HP - Split System

AHRI 211385893

AHRI 211385893 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FBCN1.

ENERGY STAR certified HP - Split System

AHRI 211385949

AHRI 211385949 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAHC48FBCN1.

ENERGY STAR certified HP - Split System

AHRI 211385962

AHRI 211385962 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAHC48FBCN1.

ENERGY STAR certified HP - Split System

AHRI 211385976

AHRI 211385976 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FXXN1+TXV.

ENERGY STAR certified HP - Split System

AHRI 211385988

AHRI 211385988 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FXXN1+TXV.

ENERGY STAR certified HP - Split System

AHRI 211386002

AHRI 211386002 identifies a Mass Save qualified HP - Split System from Johnson Controls with outdoor unit HMH72B341 and indoor unit XAFC48FBCN1.

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Service planning

How GreenFlow handles HMH72B341 requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

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