Alignment and tools- Qs & As
1. If you notice an idler roller wasn't touching a conveyor, what would the reason be?
a. Only touches during heavy loads
b. Wasn't installed properly
c. Roller is too small in diameter
d. Belt has worn thin Correct Ans-b. Wasn't installed properly
2. What is a lantern ring, and where is it installed?
a. Clamping ring that holds the last packing ring in place
b. Concave ring installed below the grease fitting to allow grease access to cool the shaft
c. Convex ring placed against the first packing ring to allow space for air flow
d. Term given to the last ring of packing, allows light and airflow in to help expand the packing
Correct Ans-b. Concave ring installed below the grease fitting to allow grease access to cool
the shaft
3. You are installing a pump and piping. Out of the following options, what do you do first?
a. Bolt down the pump
b. Connect the plumbing to the pump outlet
,c. Connect the plumbing to the pump inlet
d. Open all valves to bleed air Correct Ans-a. Bolt down the pump
4. How do you check for electrical continuity?
a. Volt meter
b. Amp meter
c. Ohm meter
d. Manometer Correct Ans-c. Ohm meter
55. What would you do before changing bearings in a diesel motor?
a. Pull off cylinder heads
b. Remove glow plugs
c. Make sure engine cant rotate and has been clamped in place
d. Remove all battery leads Correct Ans-d. Remove all battery leads
6. A crecent seal pump has:
a. An internal gear with female teeth and external gear with male teeth containing the same
amount
of teeth as the internal
b. An internal oblong gear with female teeth
, c. An external oblong gear with male teeth
d. An internal gear with male teeth, and an external gear with female teeth containing more teeth
than the male gear Correct Ans-d. An internal gear with male teeth, and an external gear with
female teeth containing more teeth than the male gear
7. How are packing joints staggered on a stuffing box?
a. Doesn't matter
b. 90 degrees to the previous ring
c. Always at 35 degrees
d. In a straight line Correct Ans-b. 90 degrees to the previous ring
8. A gear is sloppy on a shaft. You have no spare parts. What do you do?
a, leave it until the parts come in
b. Weld the gear to the shaft
c. fill the gap with silicone
d. Put in another keyway at 180 degrees Correct Ans-b. Weld the gear to the shaft
9. Prior to starting a steam turbine, you should do what?
a. Check lubrication levels
b. Make sure all valves are open