Instructions:
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the correct answers.
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down to the last page for the verification forms and mailing instructions.
Course:
6946 "INTERNET" TESTPEX72
|
This
course is valid for these credentials:
|
Credential
Description
|
Cred Code
|
Credit Hours
|
Commercial
Plumbing Inspector
|
CPI
|
6.0
|
Journeyman
Plumber
|
PJ
|
6.0
|
Journeyman
Plumber-Restricted Appliance
|
PJRA
|
6.0
|
Master
Plumber
|
PM
|
6.0
|
Master
Plumber-Restricted Appliance
|
PMRA
|
6.0
|
Master
Plumber-Restricted Service
|
PMRS
|
6.0
|
UDC-Plumbing
Inspector
|
UPI
|
6.0
|
Course outline
Aquapex Installation
guide is available by mail or on my internet site.
Manual’s site: http://garyklinka.com/pex.pdf
72 quiz questions on the
Aquapex Installation Guide.
Course is totally about
water distribution.
- PEX is
an acronym for crosslinked ___________________.
a) polyethylene
b) polyvinyl
chloride
c) polyvinylidene
d) PVC
- Wirsbo
Aquapex has Standard Grade Hydrostatic Stress and Pressure Ratings in
accordance with all four temperatures and pressures listed in table 1 of
________.
a) ASTM
F877
b) ASTM
F866
c) ASTM
F876
d) ASTM
F788
- An
approved grade hydrostatic rating allowed by the above table (question #2)
would be?
a) 73.4°
at 160 psi
b) 76.4°
at 160 psi
c) 76.4°
at 130 psi
d) 73.4°
at 130 psi
- The
standard specification for crosslinked polyethylene (PEX) plastic hot and
cold water distribution systems would be?
a) ASTM
F876
b) ASTM
F877
c) ASTM
F1960
d) ASTM
F2080
- Wirsbo
Aquapex is listed with the following agencies:
a) ANSI/NSF
14 and 61
b) ICC
ESR-1099
c) Neither
a or b
d) Both
a & b
- Wirsbo’s
Aquapex listed to ASTM F876 and ASTM F877 is approved for the following
model code:
a) International
Plumbing Code
b) Uniform
Plumbing Code
c) National
standard Plumbing Code
d) All
of the above
- The
labeling on ½”Wirsbo Aquapex tubing includes ASTM F876/F877/F2023.
a) True
b) false
- The print
stream on the tubing ASTM F1960/F1807/F2098/F2080 is associated with the
fitting standards listed by _____?
a) CSA
b) NSF
c) PPI
d) All
of the above
- UL
design No. ______ rating applies to ½” to 1 ½” Aquapex tubing, fittings,
and manifolds installed in a one hour wood stud/gypsum.
a) L557
b) K913
c) V444
d) U372
- Installation
Options and Applications for the Structured Plumbing Installation method
would include:
a) Manifolds
are located near fixture groups.
b) Close-end
manifolds are located near fixture groupings.
c) Central
Manifold(s) distribute water to point of use.
d) This
method is the same method as used for configuring rigid plumbing systems
(copper or cpvc)
- Installation
Options and Applications for the Run and Branch Installation method would
include:
a) Manifolds
are located near fixture groups.
b) Close-end
manifolds are located near fixture groupings.
c) Central
Manifold(s) distribute water to point of use.
d) This
method is the same method as used for configuring rigid plumbing systems
(copper or cpvc)
- Installation
Options and Applications for the Home Run Installation method would
include:
a) Manifolds
are located near fixture groups.
b) Close-end
manifolds are located near fixture groupings.
c) Central
Manifold(s) distribute water to point of use.
d) This
method is the same method as used for configuring rigid plumbing systems
(copper or cpvc)
- Installation
Options and Applications for the Remote Manifold method would include:
a) Manifolds
are located near fixture groups.
b) Close-end
manifolds are located near fixture groupings.
c) Central
Manifold(s) distribute water to point of use.
d) This
method is the same method as used for configuring rigid plumbing systems
(copper or cpvc)
- The
Aquapex tubing is marked with the following designation as required by
ASTM F876-03: PEX 0006. Is this tubing in compliance with ASTM 876 for
chlorine-resistance testing?
a) Yes
b) No
- When
storing and handling PEX tubing:
a) Do
not store PEX tubing outdoors
b) Keep
Pex tubing in the original packaging until time of installation
c) Ensure
that exposure to sunlight during installation does not exceed the maximum
recommended UV exposure of 30 days.
d) All
of the above.
- The
minimum bending radius of Aquapex tubing is ____ times the outside
diameter.
a) 4
b) 5
c) 6
d) 7
- Bend supports are available in 3/8”,
½”,3/4”, and 1” Aquapex, and may be used to facilitate ____ degree rigid
bends.
a) 22.5
b) 45
c) 60
d) 90
- When
reforming kinked tubing heat the kinked area to approximately 265° F with
a ________.
a) Open
flame
b) Heat
gun
c) Oven
d) Both
a & b
- After
heating, let the repair Aquapex cool undisturbed to room temperature. When
the tubing returns to its opaque appearance, the repair is complete.
a) True
b) False
- When
heating Aquapex tubing the temperature must not exceed _____° F.
a) 265
b) 285
c) 338
d) 365
- Aquapex
tubing can be weld or repaired with adhesives.
a) True
b) False
- Adhesive
tapes can be use on Aquapex tubing for permanent labeling.
a) True
b) False
- Aquapex
is expandable and is extremely resistant to freeze damage.
a) True
b) False
- Do not
install Aquapex tubing within ___ inches of any gas appliance vents, with
the exception of a double wall B-vents, which have a minimum clearance of
1 inch.
a) 2
b) 6
c) 12
d) 18
- Do not
install Aquapex tubing within ____ inches of any recessed light fixtures,
unless the Aquapex is protected with suitable insulation.
a) 2
b) 6
c) 12
d) 18
- Do not
solder within ___ inches of Aquapex tubing in the same water line. Sweat
connections must be made prior to making the ProPex connection.
a) 2
b) 6
c) 12
d) 18
- Do not
install Aquapex tubing between the tub/shower valve and the tub spout.
a) True
b) False
- Wirsbo
ProPex fitting are manufactured to which standard?
a) ASTM
F876
b) ASTM
F877
c) ASTM
F1690
d) ASTM
F1960
- ProPex
fittings come with a ___ year warranty when installed by a Wirsbo-trained
installer.
a) 10
b) 23
c) 30
d) 15
- Wirsbo
offers ProPex fittings made from engineered plastic (EP) or brass. Both
are ______ certified.
a) NSF-14
b) NSF-61
c) NSF-251
d) Both
a & b
- The
Wirsbo Expander tool is _______ operated.
a) Battery
b) Air
c) Hand
d) All
of the above
- Aquapex
tubing must be _________ perpendicular to the length and remove all excess
material or burrs that might affect the fitting connection.
a) Miter
sawed
b) Hack
sawed
c) Square
cut
d) All
of the above
- When installing
the ProPex ring over the end of the tubing, extend the end of the ring
over the end of the tubing no more than ___ of an inch.
a) 1/16
b) 1/8
c) 1/4
d) 3/16
- When
using the ProPex air or battery Expander tool the tubing should be rotated
a ___ turn after each expansion.
a) 1/16
b) 1/8
c) 1/4
d) ½
- Recommended
number of expansions for ½” Aquapex tubing is?
a) 3
b) 4
c) 5
d) Both
a & b
- Recommended
number of manual expansions for 3/4” Aquapex tubing is?
a) 3-4
b) 4-5
c) 7-9
d) 6-7
- After
expanding the Aquapex tubing, immediately insert the fitting into the
tubing, and ________.
a) some
resistance should be felt
b) no
resistance should be felt
- To
avoid over expanding, do not hold the tubing in the expanded position.
a) True
b) False
- It is
acceptable to have up to 1/16” between the ring and the shoulder or the fitting.
a) True
b) False
- The
3/8” ProPex ring must be expanded ____ to properly fit over the tubing.
a) once
before installing
b) once
from each side
c) 4-5
times
d) repeatedly
- ProPex
brass fittings can be concealed in walls, ceilings, and floors.
a) True
b) False
- ProPex
brass fittings can be reused and the APR or EP fittings cannot be reused.
a) True
b) False
- When
using the expander tool and the expansion is difficult:
a) Make
sure the internal driver cone is not damaged or bent.
b) Make
sure the internal cone is properly greased.
c) Make
sure the expander head is securely screwed onto the tool.
d) All
of the above
- In
cold weather more expansion are necessary.
a) True
b) False
- Proper
expander tool and head maintenance include applying the lubricant weekly
if used regularly.
a) True
b) False
- When
using APR brass fittings, the minimum distance between the two fittings in
line is ___ inches from the shoulder of one fitting to the shoulder of the
other fitting.
a) 4
b) 6
c) 10
d) 18
- Linear
expansion rate for Aquapex tubing is approximately ____ inch per 10° F
temperature change for every 100 feet of tubing.
a) .8
b) .9
c) 1.1
d) 1.3
- When
installing Aquapex tubing runs allow ______ longitudinal clearance per
foot of run to accommodate thermal expansion.
a) ¼”
to 5/16”
b) 1/8”
to 3/16”
c) 1/32”
to 1/8”
d) 3/16”
to ¼”
- Aquapex
tube should be rigidly anchored to supports with enough slack between
supports for expansion.
a) True
b) False
- Along
horizontal runs, install supports every ____ inches for 3/8”, ½”, ¾” and 1”
for Aquapex tubing.
a) 30
b) 32
c) 36
d) 48
- If
horizontal runs are continuously supported (truss to truss), place tubing
supports at ___ foot intervals.
a) 4
b) 4.5
c) 6
d) 8
- Bends
within 6 inches of a connection require a tube talon or bend support for
____ Aquapex tubing.
a) 3/8”
b) ½”
c) ¾”
d) Both
a and b
- For
___ tubing, support is required for bends within 10 inches of a ProPex
connection.
a) 3/4”
b) 1”
c) 1/2”
d) Both
a and b
- ________________
provide a rigid, connection free, 90 degree exit from a standard 2” x 4”,
or larger, stud wall or floor.
a) Drop
Ear Bend
Supports
b) Bend
Supports
c) Drop
Ear Elbows
d) A
& C
- ___________________
provide a rigid 90 degree bend and the ability to secure 3/8” or ½” Aquapex
tubing where it exits a stud wall or connection to a showerhead.
a) Drop
Ear Bend
Supports
b) Bend
Supports
c) Drop
Ear Elbows
d) A
& C
- Aquapex
tubing will dampen sound ________ times more than metallic pipe.
a) 5
b) 6
c) 7
d) 8
- Water
hammer arrestors are not required when using Aquapex tubing.
a) True
b) False
- When
pressure testing Aquapex tubing do not exceed _____ psi.
a) 60
b) 80
c) 90
d) 100
- The
valves on the Aquacenter valve manifold must be closed and reopened individually
after applying pressure during the pressure test.
a) True
b) False
- Do not
heat Aquapex risers to remove kinks.
a) True
b) False
- Aquapex
tubing has the same outside diameter as standard copper tubing.
a) True
b) False
- When
using a compression fitting with Aquapex tubing, initially tighten the
fitting and wait ____ minutes to allow the tubing to relax, and then
retighten each fitting.
a) 10
b) 20
c) 30
d) 40
- Aquapex
APR copper manifolds are required to be accessible.
a) True
b) False
- Provisions
must be made to support the tubing runs as they exit the Aquacenter valved
manifold. Any bend within ___ inches of a ProPex connection to 3/8” and ½”
tubing require a tube talon, bend support or stud.
a) 4
b) 5
c) 6
d) 10
- Provisions
must be made to support the tubing runs as they exit the Aquacenter valved
manifold. For ¾” and 1” tubing, support is required for bends within ___
inches of a ProPex connection.
a) 4
b) 5
c) 6
d) 10
- When the
Aquacenter valved manifold is mounted above the water heater, install a
minimum of ___ inches of connecting tubing between the water heater and
the Aquacenter valved manifold due to chance of heat stacking.
a) 24
b) 30
c) 36
d) 18
- When
the Aquacenter valved manifold is mounted beside the water heater and is
connected with tubing incorporating a horizontal flow, connect with at
least ___ inches of tubing.
a) 24
b) 30
c) 36
d) 18
- When
installing the Aquacenter a thread sealant should be used on the
connections.
a) True
b) False
- Aquapex
recommends testing the system for a minimum of 15 minutes. During the
test, system pressures should drop no more than ___ psi in a one hour
period.
a) 1
b) 2
c) 4
d) 8
- Do not
over tighten connections by using tools. Tighten swivel nuts by hand until
snug, plus a ____ to ____ turn.
a) 1/8
to 3/16
b) 1/4
to 1/2
c) 3/4
to 1
d) None
of the above
- Provide
vertical support every __ to __ feet a mid-story guide placed between
floors.
a) 3
to 4
b) 4
to 5
c) 5
to 6
d) None
of the above
- Aquapex
fittings labeled ____ are suitable for burial.
a) EP
b) DZR
c) APR
d) A
& B
To obtain your Continuing
Education Credits follow the below instructions.
- Print
out first.
- Fill
in all fields applicable.
- Include
your certification or license number.
- We’ll
take care of crediting with the state and mailing back to you the quiz
results.
Send by mail
- Test
& answer sheets.
- Fill
out this form below completely.
- Applicable
fees by check payable to Gary Klinka.
- Mail to: Gary Klinka at 228 Mandella Ct Neenah
WI 54956.
- 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 Testpex72
List the name of each credential held by attendee
Credited Hours 6
hrs
Email address
Fax#
--------------------------------------------------------------------------------------------------------
To be completed by Gary Klinka
www.garyklinka.com
My credential link #70172
Course Password
Course ID# 6946
Attendee passed the course with a greater than 70% score on
Date
Instructor Signature

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