STANDARD LAB RECOMMENDATION CODES - NON AERONAUTICAL FOR SPECTROMETRIC ANALYSIS

NAVAIR 17-15-50.1

TM 38-301-1

T.O. 33-1-37-1

CGTO 33-1-37-1

STANDARD LAB RECOMMENDATION CODES - NON AERONAUTICAL FOR SPECTROMETRIC ANALYSIS

(Not for Air Force Use)

CODE

GENERAL LAB RECOMMENDATIONS

Sample results normal; continue routine sampling.

Analysis results supplied to customer; no recommendation required.

Previous recommendation still applies.

CODE

INSPECTION RECOMMENDATIONS (Requires Feedback)

H**

Inspect unit and advise lab of finding. Abnormal wear indicated by (element) (PPM).

Resample after (maintenance/***hours/etc.).

K**

Impending failure, critical wear indicated by (element). Inspect unit and advise lab of findings.

Resample after (maintenance/***hours/etc.).

L**

Inspect brake and clutch plate adjustments, change oil service filters, resample after *** hours

of operation.

M**

Perform engine coast-down check If engine fails test, examine for discrepancy and advise lab

of results, else resample after *** hours of operation.

U**

Cooling system leak indicated by (Mg/Cr/Na/B). Inspect unit and advise lab of findings.

Resample after (maintenance/***hours/etc.).

CODE

OIL CHANGE RECOMMENDATIONS (Requires Resample)

Change oil and service filters. Resample after *** hours of operation.

CODE

LAB REQUESTED RESAMPLES (Requires Resample)

Resample as soon as possible; do NOT change oil.

Resample after *** hours.

Do not change oil; submit special sample after test run. Do not operate until after receipt of

laboratory results or advice.

Contamination suspected; resample unit and submit sample from new oil servicing this unit.

Unit 'wear-in' indicated; resample in accordance with break-in schedule or after *** hours.

Stop purification resample each engine after 4 hours of operation.

Do not operate; do not change oil; submit resample as soon as possible.

NOTES:

*Resample (red cap) required

**Maintenance feedback required; advise laboratory of findings

***Laboratory will specify time limit

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