CDC 2A652 Volume 4
- 1.(601) What component on the New Generation Heater activates the heat control unit (HCU)?
- A.
Heat control switch
- B.
Burner control unit
- C.
Thermostatic sensor
- D.
Oil pressure switch
- 2.(601) When does the heater control unit (HCU) on the New Generation Heater start the main air fan for output air?
- A.
When a heat setting is selected.
- B.
Once constant flame is established.
- C.
When the temperature gauge reads COOL.
- D.
When the inside temperature reaches 140 degrees F.
- 3.(602) When should you use starting aids to start the New Generation Heater?
- A.
Never
- B.
Occasionally
- C.
When the temperature gauge reads COOL.
- D.
When ambient temperature is below 32 degrees F.
- 4.(602) WHEN OPERATING THE NEW GENERATION HEATER, TURN THE HEAT CONTROL SWITCH TO THE DESIRED POSITION AFTER
- A.
AMPLE WARM-UP TIME.
- B.
A MINIMUM OF 45 SECONDS.
- C.
SYSTEM VOLTAGE RISES TO 120 VAC.
- D.
THE INSIDE TEMPERATURE REACHES 140 DEGREES
- 5.(603) IF YOU NEET TO FIND OUT HOW TO PERFORM ANY MAINTENANCE REQUIRED DURING AN INSPECTION, YOU SHOULD REFER TO THE
- A.
-1 TO
- B.
PE WORKCARDS.
- C.
METHODS AND PROCEDURES TO.
- D.
SERVICE INSPECTION WORKCARDS.
- 6.(603) THE TYPE OF INSPECTION THAT REQUIRES THE MOST TEAR DOWN OF SPECIFIC COMPONENTS IS THE
- A.
DAILY INSPECTION.
- B.
SERVICE INSPECTION.
- C.
SPECIAL INSPECTION.
- D.
PERIODIC INSPECTION.
- 7.(604) THE FIRST STEP OF TROUBLESHOOTING HEATER EQUIPMENT IS
- A.
ANALYSIS
- B.
ISOLATION
- C.
RECOGNITION
- D.
VERIFICATION
- 8.(604) REPAIR OF GROUND HEATER EQUIPMENT SHOULD NEVER BE ATTEMPTED
- A.
WITHOUT FIRST TALKING WITH THE OPERATOR
- B.
WITH FIRST CONSULTING YOUR SUPERVISOR
- C.
UNLESS ACCURATE TECHNICAL DATA IS AVAILABLE
- D.
UNLESS IN THE PRESENCE OF AN EXPERIENCED MECHANIC
- 9.(605) THE AMOUNT OF HEAT REQUIRED TO RAISE THE TEMPERATURE OF ONE POUND OF A SUBSTANCE ONE DEGREE FAHRENHEIT IS KNOW AS
- A.
SUPER HEAT
- B.
LATENT HEAT
- C.
SPECIFIC HEAT
- D.
SENSIBLE HEAT
- 10.(605) HEAT THAT CAN BE FELT, AND ADDED OR SUBTRACTED TO A SUBSTANCE WITHOUT CHANGING ITS STATE IS CALLED
- A.
SUPER HEAT
- B.
LATENT HEAT
- C.
SPECIFIC HEAT
- D.
SENSIBLE HEAT
- 11.(605) THE HEAT THAT CHANGES THE STATE OF A SUBSTANCE, YET DOES NOT AFFECT THE TEMPERATURE IS CALLED
- A.
SUPER HEAT
- B.
LATENT HEAT
- C.
SPECIFIC HEAT
- D.
SENSIBLE HEAT
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