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JEOPARDY

• Type 2

K. Martin
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Router Modes
WAN Encapsulation
WAN Services
Router Basics
Router Commands
Router Modes
WAN Encapsulation
WAN Services
Router Basics
Router Commands
Type 2 a
Type 2 b
Type 2 c
Type 2 d
Type 2 e
Type 2 f
? ? ? F i n a l J e o p a r d y ? ? ?
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Type 2 a 100
Testing with soap bubbles is used to
What is pin point leaks?
CCNA1 v3 Module 9
4
Type 2 a 200
When first inspecting a hermetic system known to
be leaking, you should look for what
What is Traces of oil?
CCNA1 v3 Module 9
5
Type 2 a 300
After installation of a field-piped split system,
the unit should first be
What is Pressurized with nitrogen and leak
checked?
CCNA1 v3 Module 9
6
Type 2 a 400
Many refrigeration units use an open compressor.
This part of the compressor is most likely to
leak if not used for several months
What is The rotating shaft seal?
CCNA1 v3 Module 9
7
Type 2 a 500
EPA regulations require that leaking commercial
and industrial process refrigeration be repaired
when the leak rate exceeds ____ of the charge
per year.
What is 35?
CCNA1 v3 Module 9
8
Type 2 b 100
Recovering refrigerant from a system in vapor
phase will minimize loss of
What is oil?
CCNA1 v3 Module 9
9
Type 2 b 200
In general, what is one routine maintenance task
which must be preformed on most refrigerant
recycling machines?
What is Change oil and filter?
CCNA1 v3 Module 9
10
Type 2 b 300
Refrigerant has been recovered from an air
conditioning system into a refillable cylinder in
order to replace the condenser coil. The
refrigerant can probably be
What is charged back in the system?
CCNA1 v3 Module 9
11
Type 2 b 400
This should be done before transferring
refrigerant to an empty cylinder
What is evacuate the cylinder?
CCNA1 v3 Module 9
12
Type 2 c 100
EPA regulations require that all appliances
containing more than 50lbs of refrigerant (except
for commercial and industrial refrigeration) be
repaired when the leak rate exceeds ____ of the
charge per year.
What is 15?
CCNA1 v3 Module 9
13
Type 2 c 100
Type 2 b500
Refrigerant should be removed from the condenser
outlet first when
What is the condenser is below the receiver?
CCNA1 v3 Module 9
14
Type 2 c 200
Removal of the refrigerant charge from a system
can be conducted more quickly by
What is Packing the recovery vessel in ice?
CCNA1 v3 Module 9
15
Type 2 c 300
Liquid charging of an R-12 refrigeration system
with risk of freezing is begun with vapor from a
vacuum level to a pressure of approximately
What is 33 psig?
CCNA1 v3 Module 9
16
Type 2 c 400
After reaching the required recovery vacuum on an
appliance you should
What is Wait for a few minutes to see if the
system pressure rises, indicating that there is
still refrigerant in liquid form or in the oil
CCNA1 v3 Module 9
17
4
Type 2 c 500
Which of the following repairs would always be
considered major under EPAs regulation?
(Choices replacing evaporator coil,
filter-drier, Schrader valve core, or condenser
fan motor)
What is evaporator coil?
CCNA1 v3 Module 9
18
Type 2 d 100
Appliances containing CFC refrigerants can be
evacuated to atmospheric pressure when
What is Leaks in the appliance make evacuation to
the prescribed level unattainable?
CCNA1 v3 Module 9
19
Type 2 d 200
Non-condensables in a refrigeration system result
in
What is Higher discharge pressure?
CCNA1 v3 Module 9
20
Type 2 d 300
Which refrigerants require an equipment room
refrigerant monitor under ASHRAE standard
(Choices R-12, R-134a, R-11)
What is all of the above?
CCNA1 v3 Module 9
21
Type 2 d 400
Every refrigeration system shall be protected by
What is A pressure relief valve?
CCNA1 v3 Module 9
22
Type 2 d 500
Your recovery/recycling machine has R-502 in it.
You need to recover R-22. What must you do
before recovering the R-22?
What is Recover as much R-502 as possible from
recovery unit, change filter, and evacuate?
CCNA1 v3 Module 9
23
Type 2 e 100
With an air-cooled condenser on the roof and the
evaporator on the 1st floor, recovery should
first occur where?
What is from the liquid line entering the
evaporator?
CCNA1 v3 Module 9
24
Type 2 e 200
You are changing a compressor of a system
containing 40 pounds R-502. Your recycling
equipment was manufactured AFTER Nov. 15, 1993.
What should you do?
What is Evacuate isolated section of the system
to 10 inches of vacuum and hold. If pressure
doesnt rise, remove the compressor?
CCNA1 v3 Module 9
25
Type 2 e 300
When using recovery/ recycling equipment
manufactured AFTER Nov. 15 1993, you must
evacuate an appliance containing more than 200
pounds of CFC-12 to what level before making a
major repair
What is 15 inches of HG vacuum?
CCNA1 v3 Module 9
26
Type 2 e400
When using recovery /recycling equipment
manufactured BEFORE Nov. 15, 1993, you must
evacuate a unit containing 10 pounds of CFC-500
to the following level before disposing of the
appliance
A What is 4 inches of HG vacuum?
CCNA1 v3 Module 9
27
Type 2 e 500
Does recovery/ recycling equipment
manufactured after Nov. 15, 1993 required to have
an oil separator?
A What is NO?
CCNA1 v3 Module 9
28
Type 2 f 100
A What are?
CCNA1 v3 Module 9
29
Type 2 f 200
A What is a?
CCNA1 v3 Module 9
30
Type 2 f 300
A What is?
CCNA1 v3 Module 9
31
Type 2 f 400
A What is?
CCNA1 v3 Module 9
32
Type 2 f 500
.
A What is?
CCNA1 v3 Module 9
33
Final Jeopardy
CCNA1 v3 Module 9