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ESPA

Terms in this set (92)

Commercial
- Stricter fire/local codes

- Cables through ceiling & plenum spaces
-Plenum = open air/space
Residential
- Wood joists and studs
-Know what they look like -- we walk on joists

- HOA = Home Owner's Association
Metal Studs & Metal-Framed Walls
- In commercial/industrial buildings

- Load-bearing or Non-Load-Bearing
What's the difference between loan-bearing & non-load-bearing?
- Load-bearing supports the load of a structure

- Non-load-bearing hides wires in a "pole"
Metal Studs & Hole Size

(SUPER IMPORTANT!!)
- Max. hole size = 1 ¾" by 5"
- No holes within top/bottom 10" of steel stud

- Holes must be 10" apart and ON CENTER
- OC = On Center

- Use a punch
Metal Studs (⅛" thick)
Use plastic grommet in holes to protect wire
Ceiling Systems
- Direct-hung exposed grid
- Direct-hung concealed grid
- Metal pan
A ________ require a pan tool to unlatch a ceiling tile
metal pan
It is _______ code to run _________ through ceilings
AGAINST & cable

- Use J-hooks b/c ceiling tiles can burn
Suspended Ceiling Installation Techniques
- Fasten audio & video cabling securely
Roofs
- Run cables through ALREADY-penetrated roof areas
Why do you run cable through already-penetrated roof areas?
- Penetrating a roof can void warranty
WOOD STUDS

(SUPER IMPORTANT!!)
** 2" x 4" interior = 1 ½" x 3½" ***

** 2" x 6" exterior = 1 ½" x 5½" ***
HOLE SIZES IN LOAD-BEARING WALLS

(SUPER IMPORTANT!!)
** 2" x 4" = 1 ⅜" max (40% of 3 ½") ) ***

** 2" x 6" = 2 ⅛" max (40% of 5 ½") ) ***

MAINTAIN 1 ¼" between hole edge & stud edge
- Otherwise use a steel nail guard plate
What codes dictate hole size?
State & Local

Who has the final say?
- Local
HOLE SIZES IN NON-LOAD-BEARING WALLS
** 2" x 4" = 2" max (60% of 3 ½") ***

** 2" x 6" = 2 ½" max (60% of 5 ½") ***

MAINTAIN 1 ¼" between hole edge & stud edge
- Otherwise use a steel nail guard plate
Know what a load-bearing & non-load-bearing plate looks like it can be found on SLIDE 21
Just go to Slide 21 for the pic u hoe
Electrical Rough-In = __________________
- When you're pulling cable TO location
Electronics = _____________?
Pre-wire
What is TRIM?
Where you put your components in
-data jacks, audio/video, etc.
Outlets

(SUPER IMPORTANT!!)
12" - 16"
Switches

(SUPER IMPORTANT!!)
48" - 54"
Touchpads/Control pads
58"
Wood joists
- Manufacturers provide guidelines for sizes
What does OSB stand for?
Oriented Strand Board
Max. Notch Depth

(SUPER IMPORTANT!!)
** 1 - ⅜" ***
Rafters use what?
- J-hooks
Trusses

(SUPER IMPORTANT!!)
** Engineered 2 x 4 boards w/ stamped metal webbing **

- Use J-hooks
Beams & Headers
- Used when joist length expands more than joist length (12")

** NO holes w/o consent from BUILDER or ENGINEER **
Load-bearing walls are __________?
- double, top-plated
Non-load-bearing walls are __________?
- single top-plated
When working in an attic it is important to:
- * Walk on the ceiling joist *

- Protect yourself & skin from insulation particles

- Inform someone of your attic work
House Framing Techniques
- Wall joists are nailed directly to the studs and lie on top of a sill plate
When working with wood products it's important to ____________?
- Wear a mask

- Wash hands often & thoroughly
What determines the thickness of ceilings and walls for drywall?
- Local code
For MOD 1 SLIDES 53 & 59 are on the CERTIFICATION
Go to those slides u hoe
Implementation
- Track your progress including changes and issues
Design
Bill of Materials
Blueprints
Mark-Ups done in RED
BFC = ?
Below Finished Ceiling
What does Block Diagrams show?
Inputs/Outputs

- Defines connections between devices
Blueprint Lines
- Outline

- Invisible line

BOTH on Pre-Test, you have to identify them on SLIDE 29
Service Loop
When you're in the rough-in and pulling cable and there should be an additional 24ft on each side
* Data in new installations use a minimum of __________ cable? *
Cat-6
MasterFormat

(SUPER IMPORTANT!!)
- Standards for organizing written data
Cable Schedule
- AKA Wire Chart

- Tells you from WHAT POINT cable runs & the TYPE of cable you're running

- * ON TEST!! *
-Slide 35 of Mod. 2
* Gantt Chart *

(SUPER IMPORTANT!!)
- Tells you the task that needs to be completes

- Your resources (people)

- How long the project should take

- * ON PRE-TEST!! *
-Slide 37 of Mod. 2
Work Order

(SUPER IMPORTANT!!)
- Documentation of all work performed
-Also for inventory

- * ON PRE-TEST!! *
-Slide 38 of Mod. 2
* SLIDE 42 of Mod. 2 ON TEST!! *
- Documents are stored in 2 places
-Installers vehicle & company's office
What two places are documents stored?
- Installers vehicle

- Company office
Cable Cutter
- To maintain integrity/impedance of a cable
*** Picture of an RJ-45 Connector ***

(SUPER DUPER IMPORTANT!!!)
Answer: C
*** Wire Strippers w/ Gauge ***

(SUPER DUPER IMPORTANT!!!)
Answer: V-shaped tool w/ mult. circular blades in it
Punch-Down Tool

(VERY IMPORTANT!!)
- IDC punch-down block tool
Allen-Head on PRE-TEST
that's the entire slide
Linemen Pliers on TEST

(SUPER DUPER IMPORTANT!!!)
- MOST used by electricians
Jab-saw on TEST

(SUPER DUPER IMPORTANT!!!)
- Check for obstructions & wiring BEFORE cutting holes
Staple Gun
- You alter the impedance if used incorrectly
* Which cables use VELCRO? *
Data cables (Cat-6)
* Torpedo Level *
- Used to plumb or level
Fish Tape
- Nylon. NO Metal -- use fiberglass.
** If your cable is ____________ more than 200ft use a __________. **

(VERY IMPORTANT!!)
- underground; shop-vac
When do you use push/pull rods?
- When going through a confined space
** Extension ladder rule **

(VERY IMPORTANT!!)
- For every 4ft of height you have to climb, you must move the base of the ladder 1ft out.

- 4 to 1 Rule
What is used to create a ¾" hole for drilling deep in wood?

(SUPER DUPER IMPORTANT!!)
- Power drill w/ auger drill bit
What should be done when tinning wires?
- Strip the end of the wire
- Heat it
- Allow the solder to flow onto the joint
Laser level
Vertical & horizontal distances
Shop vacuum
- To retrieve wire more than 200ft underground
Stud finder
- OLD houses: 12"

- NEW houses: 16" - 24"
What is needed when using a temporary extension cord?
- GFCI interrupter
Vectorscope
- Calibrates video signals and color
** SPL Meter **
- Used for loudness of sound/setting a sound system output level
What plans are the most used and helpful?

(VERY IMPORTANT!!)
- Floor plans
Work Order
- Defines the scope of work to be completed
MasterFormat
- Standard for organizing written data for commercial projects
Ohm's Law formula
E = I x R
What color is the hot wire?
Black
NEC Chapter 8 contains __________.
- Communication systems
Voltage current limited to a non-lethal capacity is ____________.
- UNDER 90Vv
* What is STP Wire and how many pairs does it have? *
- Shielded Twisted Pair

- 4 Pairs
Balanced connection =
- Positive, negative & ground --> 2 signals
Tip = ?
- Positive
Shield = ?
- Negative
* What does a Balanced Application require? *
- 2 wires, neither connected to ground
What does AWG stand for?
- American Wire Guage
What is the rule for double length with AWG?
- Double length = double resistance
** What is correct concerning the 12AWG wiring? **

(SUPER DUPER IMPORTANT)
- Greater current carrying capacity than a 14AWG wire
How to connect a shield
- Metallic foil or individual wires spiral-wired or braided around inner wire

- Shield/drain wire
NEC Article _______ includes R, P & X.
Article 725
In Article 725, what does R, P & X stand for?
- R = Riser
- P = Plenum
- X = Low voltage
** What is UTP wire? **
- Untwisted Pair


(Know what this wire looks like!)
** How many conductors does a UTP wire have? **
- 8 conductors
- 4 pairs
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