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1. The one of the following metals that is non-ferrous is Copper
2. A boiler feedwater regulator automatically controls Water supply
the to the boiler.
3. The ring in ring-oiled bearings has a diameter that is Twice
USUALLY the journal the diameter.
4. The APPROXIMATE rpm of a Sharpies oil purifier is 16000
5. In order to have effective separation of purification in 160F
a Delaval Purifier, it is recommended that the oil to be
cleaned be heated to an APPROXIMATE temperature
of
6. The one of the following that is NOT a method for Centripeting
removing contaminants from oil is
7. The MAXIMUM bearing oil discharge temperature at 200F
which a turbine bearing may satisfactorily operate is
8. Aftercoolers are put on MOST air compressor installa- Condense Moisture from
tions to Compressed Air
9. The one of the following actions that MUST be taken Rotating the cleaner
during normal operation to clean a knife edge (cuneo) blades
strainer is
10. When cleaning filter bags pressure-type lube oil filters Kerosene
should be used
, Oilers/Plant Tenders (HHC) Civil Service Actual Exam Questions
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11. A thrust bearing is LEAST likely to be found on a Reci- True
procating Pump
12. The one of the following that is NOT the identification Needle
of a type of gear is a gear.
13. The one of the following that is NOT an anti-friction Helical
bearing is the bearing.
14. The FIRST step in determining the reason why the True
bearings of a ventilating fan are "running hot" is to
shut down the unit
15. When the ignition characteristics of a fuel are rep- True
resented by a cetane number, the fuel is NORMALLY
used in a Diesel engine
16. The parts of the valve in the poppet valve engine that True
require lubrication are the Cam and tappet mecha-
nism and the valve steam guide.
17. The purpose of the seals that close the small open- True
ings between shafts in machinery, and the housings
through which they extend, is to exclude dirt and pre-
vent the escape of lubricant
18. The one of the following signs that would indicate that True
the oil supply passage to a hydraulic lifter on a diesel
engine is plugged up is Noise from the affected valve
19. The equipment commonly used to sperate heavy liq- True
uids from the lighter liquids is called a centrifuge
20.