impact Uni-Vent 731 Series

Questions and Answers

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Wendy DeanAug 21, 2025
What does it mean if my Impact Fan displays error 1001 - Compressor Failure (Compressor Control Fault - No Backup)?
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  cheryljacksonAug 21, 2025
  If the Impact Fan shows error 1001 - Compressor Failure (Compressor Control Fault - No Backup), it means the compressor fails to operate or provide enough flow. Use part number 712-0731-02.
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steven01Aug 25, 2025
What to do if the Impact Fan experiences an Exhalation System Fault/Failure?
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  Matthew GarciaAug 25, 2025
  If the Impact Fan experiences an Exhalation System Fault/Failure, it's associated with the control of the exhalation valve and airway pressure, with triggers at airway pressures > 40 or 75 cmH2O. Use part number 712-0731-02.
J
Joshua HowardAug 26, 2025
What does it mean if my Impact Fan displays error 1002 - Compressor Failure (Compressor Signal Chain Fault - No Backup)?
- A
  allison59Aug 26, 2025
  If the Impact Fan displays error 1002 - Compressor Failure (Compressor Signal Chain Fault - No Backup), it means the communication between the compressor controller and SPM is lost. Use part number 712-0731-02.
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Vanessa ParsonsAug 28, 2025
What does it mean if my Impact Fan displays error 1011 - O2 Valve Failure (O2 Valve Control Fault - No Backup)?
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  lmoranAug 28, 2025
  If the Impact Fan displays error 1011 - O2 Valve Failure (O2 Valve Control Fault - No Backup), it indicates that the O2 Valve is not delivering the required flow. Use part number 712-0731-02.
P
Philip PhelpsAug 30, 2025
What does it mean if my impact Uni-Vent 731 Fan displays error 1020 - O2 Supply Failure (O2 Tank Pressure Low - No Backup)?
- R
  Rhonda WilsonAug 30, 2025
  If the Impact Fan displays error 1020 - O2 Supply Failure (O2 Tank Pressure Low - No Backup), it indicates that the O2 supply pressure is low: trigger < 35 psig, clear > 40 psig. Use part number 712-0731-02.
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Veronica BauerSep 1, 2025
What does it mean if my impact Uni-Vent 731 displays error 1003 - Self Check Failure?
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  Jessica CastroSep 1, 2025
  If the Impact Fan shows error 1003 - Self Check Failure, it indicates a flow error greater than +/- 20%. Use part number 712-0731-02.
A
Amanda WashingtonSep 3, 2025
What does it mean if my impact Uni-Vent 731 Fan displays error 1030 - Fresh Gas Intake Failure?
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  Benjamin KingSep 3, 2025
  If the Impact Fan displays error 1030 - Fresh Gas Intake Failure, it means the Fresh Gas / Emergency Air Inlet is blocked. Use part number 712-0731-02.
M
Marcus SalazarSep 5, 2025
What does it mean if my impact Uni-Vent 731 displays error 1010 - O2 Valve Failure (O2 Valve Failed Open)?
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  James AndersonSep 5, 2025
  If the Impact Fan displays error 1010 - O2 Valve Failure (O2 Valve Failed Open), it means the O2 Valve fails in the open position. Use part number 712-0731-02.
D
dennisfrancisSep 7, 2025
What does it mean if my impact Uni-Vent 731 Fan displays error 1012 - O2 Valve Failure (O2 Valve Signal Chain Fault - No Backup)?
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  Dana PerezSep 7, 2025
  If the Impact Fan displays error 1012 - O2 Valve Failure (O2 Valve Signal Chain Fault - No Backup), it means communication between the O2 Valve and SPM fails. Use part number 712-0731-02.
A
adkinscassidySep 10, 2025
What does 'SPM Change' mean on my impact Uni-Vent 731?
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  seanwillisSep 10, 2025
  If the Impact Fan displays SPM Change, it means that the CPU does not recognize the SPM. This usually indicates that the complete unit wasn't properly calibrated after a new SPM was installed. Recalibrate using RCS.

Summary

Introduction and Safety Information

Document Conventions and Terminology

Defines document symbols, formatting, and technical terms used throughout the manual.

General Warnings and Cautions

Outlines critical safety precautions, electrical hazards, and advice for handling the device.

Warranty and Oximeter Details

Details product warranty terms, conditions, and information about the Masimo pulse oximeter.

Device Operation Warnings

Specific warnings for 731 Series ventilators and pulse oximeter use, including electrical hazards.

Maintenance and Preventive Care

Routine Inspections and Cleaning

Procedures for regular device checks, cleaning, and decontamination to ensure safe operation.

Storage, Battery, and Filter Management

Guidelines for device storage, battery care, recharging, and filter replacement.

Preventive Maintenance Schedule

Outlines the schedule for parts replacement, calibration, and periodic maintenance checks.

Component Replacement Procedures

Membrane Panel Kit Replacement

Step-by-step instructions for replacing the membrane panel assembly on the ventilator.

SPM Kit Replacement

Step-by-step instructions for replacing the SPM/Vent assembly unit.

Battery Compartment Kit Replacement

Step-by-step instructions for replacing the battery compartment case and components.

Outer Air Intake Kit Replacement

Step-by-step instructions for replacing the outer air intake assembly.

Troubleshooting and Final Testing

Alarm Categories and Service Codes

Lists alarms by category, their causes, and recommended service actions or kits.

HiPot Testing Procedure

Step-by-step guide for performing dielectric withstand testing on the device.