If high calcium, magnesium, barium, zinc and phosphorous are detected in hydraulic oil analysis, it is likely that the oil has been contaminated with motor oil.

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From "The Handbook of Maintenance Management"

1. Are lubricant containers always capped or covered?

2. Are the same containers used for the same lubricants every time? Are they properly labeled?

3. Is the lubrication storage area clean?

4. Are adequate stocks maintained?

5. Is the stock area adequate in size, lighting, handling equipment for the amount stored?

6. Is there excellent long term relationship with the lubricant vendor?

(Six of the fourteen questions presented in the book)

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When selecting lubricants for industrial gearing, many factors must be considered beyond simply selecting a product from the maintenance manual's QPL, including product availability, operating conditions, the preferred lubricant brand and product consolidation efforts. Proper lubricant selection is a cornerstone of any excellent lubrication program. A good understanding of this lets you maximize machinery reliability under normal conditions, as well as use lubricant specification as a problem solver in abnormal conditions.
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JULY 2009

Machinery Lubrication II
21-23  Myrtle Beach,  SC

Oil Analysis I
21-23  Myrtle Beach,  SC

Análise de Óleo Preditiva
1-3 São Paulo, Brazil

Análisis de Aceite – II
28-30  Monterrey,  N.L.