Download RVTI LEVEL 1 CERTIFICATION EXAM LATEST and more Exams Advanced Education in PDF only on Docsity!
END OF PAGE
CERTIFICATION
EXAM
LATEST
When testing steering wheel adjustment, check for when it is not turned to either side. - ANSWERS-Straightness GCWR is most closely associated with - ANSWERS-Total loaded weight When performing PDI on the entrance and compartment doors, the technician should have keys to fit every lock. This means that set(s) of keys should exist. - ANSWERS- 2 CCC is equal to weight minus a couple factors. What is one of those factors? - ANSWERS-UVW Inspect all entrance doors and drip caps for - ANSWERS-Intact butyl and/or caulking CCC was formerly called - ANSWERS-Net Carrying Capacity (NCC)
END OF PAGE
CERTIFICATION
EXAM
LATEST
When performing PDI on the entrance and compartment doors, test operation of all compartment doors and as necessary. - ANSWERS-Lubricate CCC stands for Carrying Capacity. - ANSWERS-Cargo When checking entrance doorsteps, them if needed. - ANSWERS-Paint The GVWR minus UVW, full fresh water, full propane, and SCWR is equal to? - ANSWERS-CCC If a roof is not walk-on style and a technician must walk on it, - ANSWERS-Use plywood as support Consult the vehicle manufacturer, tire dealer, or tire manufacturer when considering changing to a tire other than those shown in the - ANSWERS-Federal certification label
END OF PAGE
CERTIFICATION
EXAM
LATEST
Ensure exits operate with no more than pounds of force required to open them. - ANSWERS- 20 A folding camper has - ANSWERS-Collapsible sides When performing PDI with a lift mechanism, make sure that all corners are raised the same amount. - ANSWERS- 4 Propane, as extracted, - ANSWERS-Is odorless and colorless The device used on a propane tank to reduce pressure is called a - ANSWERS-Regulator The boiling point for propane is - ANSWERS--44F (-42C) A property of propane is that, when heated, it - ANSWERS-Expands
END OF PAGE
CERTIFICATION
EXAM
LATEST
When an element or compound changes from the liquid phase to a vapor, it is called - ANSWERS-Vaporization When working with propane systems, the most important factor to consider is - ANSWERS-Safety Propane is flammable, can explode with pressure, and is able to - ANSWERS-Freeze skin It is important to wear gloves when using propane because it can - ANSWERS-Freeze the skin When working with propane, it is important to wear - ANSWERS- Appropriate gloves To close a service valve on a propane tank, it is best to tighten the valve with - ANSWERS-A hand In a shop environment, always wear - ANSWERS-Safety glasses
END OF PAGE
CERTIFICATION
EXAM
LATEST
For purging, you must increase pressure by 15 psi and is the total number of purgings required. - ANSWERS- 5 The tare weight of a cylinder is 19 pounds. The propane capacity is 20 pounds. To how many pounds should the cylinder be filled and to what level? - ANSWERS-39 pounds; 80% level The relief valve will function if the pressure of the compressed air plus the pressure of the propane meets or exceeds the relief valve setting of - ANSWERS-375 psi What can occur if a horizontal cylinder is not stored in its proper position? - ANSWERS-Liquid propane can enter the vapor system Which of the following is NOT an appurtenance? - ANSWERS- Mounting bracket Black or green connector knobs on Type 1 OPD service valves indicate - ANSWERS-Flow rating
END OF PAGE
CERTIFICATION
EXAM
LATEST
ASME tanks are usually bolted to - ANSWERS-The frame On double cylinder assemblies, make sure - ANSWERS-The cylinder tray is attached to the unit's frame When purging, avoid applying a vacuum to containers that may have contained - ANSWERS-Propane Failure to purge when necessary can cause - ANSWERS-Odor fade and false pressure Cylinders should be filled using - ANSWERS-The weight or volumetric method When releasing an air/gas mixture of propane, ensure a minimum of feet in every direction between the container and source of ignition. - ANSWERS- 25
END OF PAGE
CERTIFICATION
EXAM
LATEST
The operating test is used to determine the pressure the regulator is giving when at least of the appliance load is functioning. - ANSWERS-50% A regulator must have a rated capacity equal to or greater than the total Btu/Hr input of - ANSWERS-All appliances The RV standard requires that the timed pressure drop test be conducted for at least - ANSWERS-3 minutes What is the most important reason to document tests? - ANSWERS- Protects against lawsuits What should be documented for a timed pressure drop test when doing the test at the range? - ANSWERS-Manometer measurement and duration hat does DWV mean? - ANSWERS-Drain, waste, vent
END OF PAGE
CERTIFICATION
EXAM
LATEST
Why is ABS piping used in the RV industry? - ANSWERS-It resists impact in cold temperature An RV water distribution system needs - ANSWERS-A means of providing pressure If a customer complains of lukewarm water at one or more hot faucets - ANSWERS-A bypass valve might be partially open or failed Sealants used when building city water test kits should - ANSWERS-Be for potable water What sealant is most appropriate to use when assembling a city water test kit? - ANSWERS-Thread Which step is part of a freshwater system inspection? - ANSWERS- Conduct a water system leak test
END OF PAGE
CERTIFICATION
EXAM
LATEST
During winterization of an entire RV water system, all water is - ANSWERS-Replaced with antifreeze to prevent freezing What does the liquid waste holding tank contain, and what does the body waste holding tank contain? - ANSWERS-Grey water; solid waste water An anti-siphon trap device can be substituted for a - ANSWERS- Secondary vent When an RV is equipped with a liquid waste holding system, a test should be performed for 15 minutes during a fixture flood test. - ANSWERS-Static water When conducting PDI of a waste water system, conduct a flow test a flood test. - ANSWERS-Before When winterizing the waste system, what is the purpose of pouring another cup of antifreeze down the drain at the kitchen, lavatory sink, and show/tub drains? - ANSWERS-To check if the p-traps have antifreeze
END OF PAGE
CERTIFICATION
EXAM
LATEST
After flushing and cleaning holding tanks during winterization, drain each tank and - ANSWERS-Close termination valves Sewage wastewater holding tanks can receive discharge from - ANSWERS-Any number of RV fixtures Which test requires the entire drainage system, including holding tanks, to be filled until water appears at the bottom of the lowest fixture on each system? - ANSWERS-Fixture flood test What is checked last during a flow test? - ANSWERS-Leaks Which statement is true? - ANSWERS-Electrons in the outer orbits are attracted less powerfully to the nucleus Which of these is a function of insulators? - ANSWERS-Confines electron flow
END OF PAGE
CERTIFICATION
EXAM
LATEST
What is the correct setting on a VOM for measuring DC Amperage? - ANSWERS-mA or DCA When using a voltmeter to test for voltage in a simple circuit, always connect the meter in with the load. - ANSWERS- Parallel Convert 400 millivolts to volts. - ANSWERS-. What is the basic unit of resistance? - ANSWERS-Ohm At constant voltage, double the resistance is equal to the current. - ANSWERS-1/ In the final calculations of Ohm's Law, current is always expressed in - ANSWERS-Amperes
END OF PAGE
CERTIFICATION
EXAM
LATEST
When an accident occurs, it must be reported to - ANSWERS-The supervisor Which of these is associated with system grounding? - ANSWERS-The power supply cord is connected to the power pedestal The intentional grounding of all metal noncurrent carrying parts of the electrical system is called - ANSWERS-Equipment grounding An electrical circuit is any combination of a and connected together to permit electrons to travel around in a continuous stream. - ANSWERS-Conductor; electricity source Components, devices, and equipment in the RV that utilize low-voltage direct current are often referred to as - ANSWERS-DC Loads Receptacles located in which of these places must have GFCI protection? - ANSWERS-The bathroom
END OF PAGE
CERTIFICATION
EXAM
LATEST
In reference to current, what is the minimum threshold for irreparable damage to body tissues? - ANSWERS-Over a few amps In DC currents, the direction of current flow - ANSWERS-In constant Wire size is expressed in terms of - ANSWERS-Gauge Steps for measuring AC current on an analog or digital meter include placing the meter in a safe position, selecting ac current mode, and then immediately switching to the current range. - ANSWERS-Highest When measuring current on an analog or digital meter, what relationship should the meter capacity have to the expected amperage? - ANSWERS- It should be higher When testing for an electrical short during the hot skin test, place one voltmeter probe on an earth ground surface and the other on what type of surface? - ANSWERS-Bare metal
END OF PAGE
CERTIFICATION
EXAM
LATEST
If the skin of the unit is not hot, the voltmeter will read - ANSWERS- 0 When conducting an AC voltage test, an acceptable reading will be at or near VAC or equal to the voltage output of the source. - ANSWERS- 120 When conducting an AC voltage test, place the test probes into slotted openings of a receptacle. - ANSWERS- 2 A GFCI has receptacles that are protected at this place if the receptacle is properly wired. - ANSWERS-Downstream Inverters are rated in - ANSWERS-Watts Identify an advantage of alternators. - ANSWERS-Delivers higher current at a lower rpm than generators RV batteries contain acid. - ANSWERS-Sulfuric
