How does the technician know which way to install a disposable panel air filter?
A) The side of the filter that is reinforced should be installed in the entering airflow.
B) The arrow on the side of the filter points towards the entering air side.
C) Most disposable filters can be installed in either direction.
D) The arrow on the side of the filter points in the direction of airflow.
D
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Answer the following statement(s) true (T) or false (F)
1. MCRs are often used with circuits that have off-delay timers so the circuit can be shut down completely without waiting for the timers to time out. 2. An MCR zone can be nested within another MCR zone. 3. The jump instruction (JMP) tells the processor to jump over a portion of the program. 4. Jumping backward does not add to the total scan time. 5. The one-shot instruction (ONS) is an input instruction that makes the rung true for just one program scan, based on a false-to-true transition of the instruction that precedes the one-shot instruction.
What is the function of the rack and control sleeves in port-helix PLN systems?
A. To rotate the plungers in unison. B. To hold plungers in place when fuel pressure is removed. C. To rotate the plungers individually. D. To hold the plungers in a static position.
What is the most common type of fixed value resistance?
A. Battery B. Copper conductor C. Carbon composition resistor D. Copper wire
The ground wire in an AC system provides _________________.
A. the return path for electrons B. the supply path for electrons C. a low-resistance path for fault conditions D. None of these are correct