Q1
A Latching relay: Used for call Which relay do you need to Order registration,direction selection
or as selector relays 710 Pg, 7 Two types are: Set/Rest are electrical and Mechanical Latching
relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand
corner.
Answer: selector relays 710 Pg, 7
Q2
If you are referring to a megohm meter, it is a test of the insulation properties of such things as
electric wiring, motor windings and high power antenna mounts. We use a "megger" or "meg
out"
Answer: properties of such things as electric wiring, motor windings and high power
antenna mounts.
Q3
Bad Ground
Answer: You are using a Temp Run Box and you get shocked! Why!
Q4
A sling with two legs used to lift a 1,000 pound object will have 500 pounds of the load on each
leg when the sling angle is 90 degrees. The load stress on each leg increases as the angle
decreases;
Answer: The load stress on each leg
Q5
Additional ties are not to exceed 26' vertically. Maximum horizontal
Answer: Additional ties are not to exceed 26' vertically. Maximum horizontal
Q6
Note: We do not use wire smaller than #20 in travelling cables and #24 outside travelers.
Largest wires are feeders to Hoist /Pump motor We always have 10 % spares 10% of 52 = 5.2
On a calculator Multiply the percent 10 by the number you have and ÷ by 100 10 X 52 ÷ 100 =
5.2 Pulling Spare Wires (Example) 10% of 52 Wires 515 Pg.26
Answer: /Pump motor
, Q7
You never get on top and you work only partially in with the main line OFF
Answer: If you get on top of Dumbwaiter what must be done? 545 Pg 14
Q8
Notes:(Pi) π is 3.1416 and 231 Cubic
Answer: PSI Formula and Gallons (Example) How much oil
Q9
Remember to ÷ 6" ÷ 2 = 3 to get
Answer: Remember to ÷ 6" ÷ 2 = 3 to get
Q10
Radius
Answer: 815 Pg 10
Q11
Area = π r²
Answer: Area = π r²
Q12
Area = 3.1416 x 3 x 3 = 28.27 inches or
Answer: Area = 3.1416 x 3 x 3 = 28.27 inches or
Q13
Multiple are times height to solve for
Answer: Multiple are times height to solve for
Q14
V = AH
Answer: V = AH