Instructions:                                                                                                                                               www.garyklinka.com 

  1. Print these pages.
  2. Circle the correct answers.
  3. Page down to the last page for the verification forms and mailing instructions.    
  4. Call for video 920-727-9200 or download the Pex Manual at: http://garyklinka.com/pex.pdf

 

Course:  6916  "INTERNET" TESTPEX45

This course is valid for these credentials:

Credential Description

Cred Code

Credit Hours

Commercial Plumbing Inspector

CPI

4.0

Journeyman Plumber

PJ

4.0

Journeyman Plumber-Restricted Appliance

PJRA

4.0

Master Plumber

PM

4.0

Master Plumber-Restricted Appliance

PMRA

4.0

UDC-Plumbing Inspector

UPI

4.0

 

1.  The cross-link technology used in Aquapex tubing is similar to the design and characteristics of a chain link fence.

a. true

b. false

2.  When Aquapex tubing is integrated into the household cold water system and is also used for fire protection a ____________ is allowed by code to install the tubing in a new single family home.

a. licensed sprinkler contractor

b. licensed master plumber

c. homeowner

d. all of the above

3.  Aquapex tubing was the first tubing to receive standard grade pressure ratings of _____ psi at _____ ° F.

a. 70, 190

b. 80, 200

c. 90, 200

d. 100, 200

4.  ProPex fittings must be cleaned with the manufacturer’s approved primer.

a. true

b. false

5.  Aquapex tubing is remarkably freeze ____________.

a. proof

b. resistant

c. both a & b

d. neither a or b

6.  Aquapex tubing has been tested under high temperatures and high pressures for _____ years.

a. 20

b. 23

c. 24

d. 25

7.  Aquapex tubing is resistant to harsh chemicals, aggressive water and soil conditions.

a. true

b. false

8.  If the Aquapex tubing becomes kinked a heat gun can be used to repair it and can be heated up to a temperature that turns the tubing transparent. Once cooled it returns to its original strength.

a. true

b. false

9.  Pull out tests stretched the Aquapex tubing to ______ pounds of pressure and the ProPex connections didn’t burst.

a. 200

b. 300

c. 400

d. 500

10.  The ProPex expansion tool expands the following tubing sizes: ½”, ¾”, 1”, 1 ½”.

a. true

b. false

11.  The ProPex expansion tool requires calibration.

a. true

b. false

12.  ProPex fittings are approved to be used with other manufacturer’s pex tubing.

a. true

b. false

13. A Pex ring should extend beyond the square cut edge of the tubing by ____”.

a. 1/16

b. 1/32

c. 1/4

d. 3/8

14.  When expanding the tubing and before the final expansion is made the tubing must be removed from the tool and rotated ___ turn.

a. 1/8

b. 1/4

c. 1/2

d. 3/8

15.  After expanding the tubing and ring, then insert the fitting into the tubing until it reaches the __________ on the fitting.

a. hub

b. spigot

c. shoulder

d. a, b & c

16.  3/8” pex rings must be expanded once from each side before assembling on the tubing.

a. true

b. false

17.  When expanding 3/8” Aquapex tubing you must rotate the tubing ___ turn after each expansion.

a. 1/16

b. 1/8

c. 1/4

d. 1/2

18.  It is allowable to cut the Aquapex tubing prior to connection with up to a 25° offset.

a. true

b. false

 

19.  Using the expansion tool and expanding 3/8” tubing, what is the maximum number of expansions allowed by the manufacturer?

a. 3

b. 4

c. 5

d. 6

20.  Using the expansion tool and expanding 3/4” tubing, what is the maximum number of expansions allowed by the manufacturer?

a. 5

b. 4

c. 9

d. 14

21.  Using the expansion tool and expanding 1/2” tubing, what is the minimum number of expansions allowed by the manufacturer?

a. 2

b. 3

c. 4

d. 5

22.  Using the expansion tool and expanding 1” tubing, what is the minimum number of expansions allowed by the manufacturer?

a. 8

b. 12

c. 14

d. 9

23.  The number of expansions to get the tubing to accept the fitting up to the proper insertion point depends on technique and temperature. Allowable connections shouldn’t exceed the expansion table.

a. true

b. false

24. ProPex fittings are considered manufactured connections and are allowed to be concealed in walls spaces.

a. true

b. false

25.  A good connection is considered when the Pex tubing is snug against the ________ of the fitting.

a. hub

b. spigot

c. shoulder

d. a, b & c

26.  It is acceptable to cut the Pex ring off, heat the tubing with a heat gun until the tubing is transparent, separate the tubing from the fitting, cut 2” off the tubing, and reinstall the fitting to the manufacture’s specifications.

a. true

b. false

27.  Wirsbo’s manifold can be installed in the vertical or horizontal position.

a. true

b. false

28.  When making the transition from copper to Pex tubing it is acceptable by the manu-facturer to sweat the joints adjacent to the Pex fitting while the Pex tubing is connected.

a. true

b. false

     29.  When making the transition from copper to pex tubing it is acceptable by the manu-facturer to thread the joints adjacent to the Pex fitting while the pex   

     tubing is connected.

a. true

b. false

30.  When repairing fittings off site it would be acceptable to burn the joints apart.

a. true

b. false

31.  When installing the Pex tubing in the cold weather it is recommended to keep the fittings and rings warm. Cold weather according to the manufacturer is a temperature below ___ ° F.

a. 30

b. 35

c. 32

d. 40

32.  When expanding Pex tubing in the cold weather fewer expansions are required because the tubing contracts more slowly. In this case, only expand the tubing until it reaches the stop on the expansion tool.

a. true

b. false

33.  When expanding Pex tubing in the cold weather it is acceptable to hold the tubing in the expanded position for an extended length of time due to the weather conditions.

a. true

b. false

34.  When installing Pex tubing in cold weather conditions wait ___ minutes after the installation before pressure testing.

a. 5

b. 10

c. 20

d. 30

35.  When installing Pex tubing in cold weather conditions and a leak is detected during the pressure test, it would be acceptable to warm the connection for up to ___ seconds with a heat gun to re-seal the connection.

a. 5

b. 15

c. 20

d. 30

36.  When re-sealing the Pex connection as mentioned in question #34 it is acceptable to warm the connection until the tubing becomes transparent.

a. true

b. false

37.  The name PEX is associated with?

a. polyethylene

b. cross-link

c. a & b

d. neither a or b

38.  Over expanding the tubing will result in performance difficulty.

a. true

b. false

39.  When expanding the tubing and before the final expansion is made the tubing must be removed from the tool and rotated a partial turn. Why is this necessary?

a. to prevent excessive expansion

b. to prevent ridges from being formed on the inner wall of the tubing

c. both a & b

d. neither a or b

40.  When the expansion tool doesn’t expand the tubing enough to insert the fittings the manufacturer recommends that:

a. The tool must be sent in to manufacturer

b. The tool must be replaced

c. both a & b

d. neither a or b   

41.  Aquapex tubing sizes range from:

a. ½” to 1”

b. 3/8” to 1”

c. 3/8 to 1 ½”

d. ½” to 1 ½”

42.  Angle Method and cross-link technology are associated with the two most important properties of Aquapex. These two properties would be thermo memory and shape memory.

a. true

b. false

43.  Hammer arrestors are not required if Aquapex tubing is used.

a. true

b. false

44.  Why is Aquapex tubing considered clean, healthy and safe?

a. no solder

b. no flux

c. no solvents

d. a, b, & c

45.  One outstanding feature about Aquapex tubing is a low thermal transfer. This would attribute to:

a. Quiet-no water hammer

b. Highly freeze resistant

c. No sweating pipes

d. Resistant to aggressive soils and water

 

To obtain your Continuing Education Credits follow the below instructions. 

  1. Print out first.
  2. Fill in all fields applicable.
  3. Include your certification or license number.
  4. We’ll take care of crediting with the state and mailing back to you the quiz results.  

Send by mail

  1. Test & answer sheets.
  2. Fill out this form below completely.
  3. Applicable fees by check payable to Gary Klinka.
  4. Mail to: Gary Klinka at 228 Mandella Ct Neenah WI 54956.
  5. Call: 920-727-9200 or fax 888-727-5704 or cell 920-740-4119 garyklinka@hotmail.com 

 

-----------------------------Educational Course Attendance Verification Form ------------------------------ 

 

Attendee’s Name                                                                                 Date                                            

 

Address                                                                                                                                                    

 

Credential Number                                                       Phone#                                                               

 

Course Title and Name                   Testpex45                                                                                        

 

List the name of each credential held by attendee                                                                                  

 

                                                                                       Credited Hours           4 hrs                               

 

Email address                                                                                   Fax#                                                

------------------------------------------------------------------------------------------------------------------------ 

 

To be completed by Gary Klinka              www.garyklinka.com              My credential link #70172  

 

Course Password                                                         Course ID#          6916                                       

 

Attendee passed the course with a greater than 70% score on Date                                                       

 

Instructor Signature