Unit 11 Flashcards
(10 cards)
What occurs to the car when it is travelling in the UP direction away from the designated floor when phase 1 fire recall is activated as per ASME A17.1/CSA B44 code?
Car stops at or before the next landing does not cycle the doors & returns to the designated floor
How would a mechanic ensure that the car and counterweight are properly balanced prior to place the elevator in service?
Place a load between 40%-50% of the capacity in the car & compare the current draw while the car runs in either direction
What is the center position of the firefighters emergency phase 1 recall selector switch as per the ASME A17.1/CSA B44 code?
Off
What respond would an elevator have if an emergency recall operation was initiated while the elevator was on car top inspection?
Alarm sounds, & remains in control of operator
When is it acceptable to jump out overloads?
Never
What must a mechanic do to ensure the safe use of jumpers?
Use extra long jumpers, tied in knots, with bright coloured wires or clips. Maintain control of elevator & understand the effects of jumper use. Never return equipment to service with jumpers on.
What operational demands would an elevator respond to when the fire fighter phase 1 recall has been activated?
Return to designated level
How can the main line disconnect switch be verified that all phases to the controller have had power removed?
Check main line terminals w/ meter - 6 checks
What functions must the car perform when on hospital service? (Code blue)
Cancel all calls, reassign calls, stop at nearest floor maintain doors closed, reverse direction if travelling away from code blue floor & continue non stop to code blue floor
What recall functions will the car perform when on emergency or standby power systems operation on a multi car group as per ASME A17.1/CSA B44 code?
All cats return to designated landing one at a time, open their doors and remain there with doors open
