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Puritan Bennett GoodKnight 425 User Manual

Puritan Bennett GoodKnight 425
56 pages
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GoodKnight
®
425
SERVICE MANUAL
GoodKnight
®
425ST
P/N: M-145MAT00-20 Revision A
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Puritan Bennett GoodKnight 425 Specifications

General IconGeneral
HumidifierOptional
Therapy ModesCPAP
Altitude AdjustmentAutomatic
Sound Level<30 dBA
TypeCPAP
Power SupplyAC
AC Voltage100-240V
Battery LifeOptional external battery available

Summary

PREFACE

DEFINITION OF STATEMENTS

Explains significant terms used in the manual.

REVISION LIST

GENERAL INFORMATION

SPECIFICATIONS

Details technical parameters like pressure, flow, electrical, and physical.

USING A HUMIDIFIER

Guidance on using humidifiers with the device.

SYMBOLS

Explanation of various symbols used in the manual.

CLEANING INSTRUCTIONS

Procedures for cleaning the device and its air filter.

DISPOSAL OF THE DEVICE AT THE END OF ITS LIFETIME

Environmental guidelines for device disposal.

THEORY OF OPERATION

GENERAL DESCRIPTION

Overview of the device's architecture, control panel, and basic features.

ELECTRICAL DIAGRAMS

Block diagrams illustrating electrical components, signal flow, and measurement chains.

SERVICE AND REPAIR

GENERAL SAFETY PROCEDURES

Essential safety precautions before servicing the equipment.

PERFORMANCE VERIFICATION

Procedures for testing and verifying device performance with computer and keypad.

CALIBRATION PROCEDURE

Steps for calibrating pressure and flow sensors using equipment.

DISASSEMBLY

Instructions and materials for disassembling the device.

TROUBLESHOOTING GUIDE

Lists common problems, their probable causes, and suggested solutions.

ERROR MESSAGES

Codes, descriptions, and corrective actions for device errors.

SPARE PARTS

SPARE PARTS LIST

Catalog of available replacement parts with their part numbers.

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