IDENTIFY TEST PROCESS SYMBOLS AND DIAGRAMS
Weir
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Which of the following best explains why the high pressure pipes used on CR systems should not be re-used?
A. the line nut hex is easily rounded out B. the engine warranty will voided C. it is more profitable to the OEM to sell as many parts as possible D. the seats deform to seal when initially torqued
Survivability requires a minimum rating of _________ to ensure the functional use of the system during a fire.
A. 1 hour B. 1.5 hours C. 2 hours D. 4 hours
Mechanical digestion on birds occurs in the mouth, just as it does in mammals
Indicate whether this statement is true or false.
When troubleshooting a gas furnace, the technician reads 0 volts at the gas valve solenoid coil during a call for heat. What would NOT be the problem?
A. defective gas valve B. defective room thermostat C. defective induced draft motor D. open limit switch E. defective blower motor