[Lube System Services] Flashcards
How often should an engine oil filter be changed?
Every time the engine oil is changed (every 100 hours)
How often must the transmission oil be changed and oil strainer be cleaned?
Every 250 hours
What does AOAP stand for?
Army Oil Analysis Program
When should oil be changed?
Only if the condition of it demands it
What is the website for AOAP enrolled component sampling intervals?
LIW (Logistics Information Warehouse) AOAP
What are three things about AOAP exceptions (special samples)?
- At discretion of Maintenance Officer
- After indication of internal damage
- After engine overhaul
What are the two methods of taking oil samples?
- Valve method
* Pump method
Should oil be hot or cold when a sample is taken?
Hot
Oil Analysis Request
DD Form 2026 or 5991-E
In what color should a special sample be outlined on a DD Form 2026?
Red
Oil Analysis Log
DA Form 2408-20
Oil Analysis Recommendation and Feedback
DA Form 3254-R
What are the three goals of the AOAP?
- Improve reliability
- Lower support costs
- Reduce resource usage
What does OCOC stand for?
On Condition Oil Change
Used to determine the concentrations of various wear metals in oil samples
Spectrometric analysis
Used to detect property changes in used oil
Physical property tests
Used as a supplemental oil analysis test on selected components to monitor wear metals that cannot be detected by spectrometric analysis
Ferrographic analysis
Sample specifically requested by the laboratory, of the same oil taken under the same condition as the previous sample
Resample
Problem that most frequently affects sample integrity (wear-metal, water, unusual color, and particular matter are indications of this)
Contamination
Computer-generated reports provided by the laboratories to installation/unit monitors and others on a monthly or as requested basis
Installation management reports
What is critical to the equipment failure analysis program?
Maintenance feedback
Preventative Maintenance Schedule and Record
DD Form 314
Equipment Identification Card
DA Form 5823
What is the formula for equipment without a functioning hour meter?
10 miles or 16 km = 1 hour of operation
What should be used for 4 or less samples?
Shipping sack
What should be used for 5 or more samples?
Box
How high should the sample bottle be filled?
1/2” from the top
How long should the plastic tubing for the pump method be cut?
10” longer than the dipstick
