What should a technician do if called to work on an oil burner with a tripped safety reset?
A) Push the reset button and closely observe the ignition sequence.
B) Replace the cad cell.
C) Replace the oil burner primary control.
D) Check the combustion chamber for unburned oil.
D
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If a technician uses a scan tool to open the EGR valve while the engine is at idle:
A. The engine will immediately idle rough. B. The technician may be able to see the results of the command using the scan tool. C. An EGR system DTC may set. D. Both A and B
What is static electricity and what hazards can it pose in a work setting?
What will be an ideal response?
In PLC 5 half slot addressing, the ________
A) PLC is configured with one group distributed over two adjacent slots, so that the adjacent slots can accept a module that has one input word and one output word. B) PLC is configured with one group to a slot, so that the slot can accept a module that has one input word and one output word. C) PLC is configured so that all slots and inputs are addressed with tags. D) PLC has two groups to a slot. A module with two input words and two output words fill the slot.
Reinforcement must be installed accurately as shown on the _____
a. specification sheets b. placing drawings c. detail drawings d. floor plans