Routine Maintenance; Overview; Cleaning; Periodic Safety And Functional Checks - Mallinckrodt Nellcor N-20 Service Manual

2 ROUTINE MAINTENANCE

2.1 Overview

2.2 Cleaning

2.3 Periodic Safety and Functional Checks

2.4 Battery

2.1 Overview
The N-20/N-20P requires no routine maintenance, routine service, or calibration. If service is
necessary, contact qualified service personnel or Mallinckrodt's representative. Use only
Mallinckrodt-approved test equipment when running a performance test on the N-20/N-20P. The
user's institution and/or local or national agencies may require testing.
2.2 Cleaning
Dampen a cloth with a commercial, nonabrasive cleaner, and lightly wipe the surfaces of the
N-20/N-20P. Do not spray or pour liquid on the instrument or accessories. Do not allow liquid to
contact connectors, switches, or openings in the chassis.
2.3 Periodic Safety and Functional Checks
The following checks should be performed at least every 2 years by a qualified service technician.
Inspect the exterior of the N-20/N-20P for damage.
Inspect safety labels for legibility. If the labels are not legible, contact Mallinckrodt Technical
Services Department or your local Mallinckrodt representative.
2.4 Battery
When the N-20/N-20P is going to be stored for 3 months or more, remove the battery prior to storage.
To replace or remove the battery, refer to Section 5, Disassembly Guide.
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