If a technician inspects the interior of a combustion chamber and finds large quantities of unburned oil, he would correctly conclude that ____.
A. The nozzle may be too small.
B. The stack switch may be defective.
C. The primary control unit may be defective.
D. Both b and c are correct.
Answer: D
You might also like to view...
Why is the head pressure raised to 278 psig to check the subcooling of the system?
What will be an ideal response?
When placing the packing rings in the stuffing box seal, the cuts on the rings must be ____ to avoid excessive leaking.
A. alternated B. spliced C. glued D. closed
Technician A says an aiming screen will work on any headlight design to aim the headlights. Technician B says mechanical aimers are used on HID (High Intensity Discharge) headlights. Who is right?
A. Technician A B. Technician B C. Both Technicians A and B D. Neither Technician A nor B
A pneumatic controller that increases the pressure of its branch line when air temperature in the conditioned
space goes up is called a(n) _____. a. direct-acting thermostat b. reverse-acting thermostat c. graduate thermometer d. E-P relay