OES Flashcards by Casey Christenson

All connector installations on existing or new drop cable must be performed only after
ensuring

the drop is disconnected from live plant

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A fixed blade prep tool must be used to prep the cable to dimensions for Series 6 and Series 11 cables.

¼” x ¼”

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All installed F-connectors in the customer’s drop system must use of a torque-limiting wrench designed to tighten to

30 inch-pounds

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F-connectors on all CPE must be securely tightened and not to exceed

10 inch pounds

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must NOT be used to seal or weatherproof outdoor F-connector threads.

Silicone compounds

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must be installed onto all outdoor F-ports

A thread sealing sleeve or thread protector

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Thread protectors must be able to protect port lengths according to SCTE Standard,

0.500”

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Prepackaged and pre-installed thread protectors must be pushed onto the outdoor Fport
until

it rests completely against the base of the F-port

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must NEVER be used

Heat-shrinkable tubing

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Thread protectors or other sealing devices must NOT be used on

indoor connectors on

CPE.

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When the trap is attached to a jumper, thread protectors or weather boots must be
installed on

both ends of the F-81 barrel connector to seal the trap and the F-connector

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In an aerial installation when a jumper is used, a trap that is installed on a drop must be
attached to the

strand or to a trap hanger bracket.

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In underground installations, traps must be attached

a pedestal stake, or to a trap holder

bracket.

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Drop fiber preference will be

pre-connectorized followed by mechanical connections

and lastly fuse on.

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All fiber connectors must be secured to the optical tap with

a weatherproof connector.

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All fiber connectors at the optical tap must support

APC hardened optical connections

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All fiber connectors at the NID/NIU should support

either SC connectors with APC

(RFoG) or UPC (EPON) end faces

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All aerial drops must meet the requirements of

Article 820 of the National Electrical Code (NEC) at a minimum.

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Cables used for coaxial aerial installations must have

an integral self-supporting strength member

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Series-6 drop cable must be used for all drops shorter than

150 feet long

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Drops using series-11 cable or QR-320 cable shall not exceed

300 feet in length

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For legacy coaxial existing drop installations, drops attached with a properly installed

2-4-4 messenger configuration are acceptable.

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Aerial fiber drop is a

flat cable with one fibers.

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Span clamps must NEVER be placed

over the lashing wire

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If there is no power drop reference, the drop cable must be tensioned for a minimum of

6 inches of sag for every 50 feet in length.

climbing space from the center of the pole must be | maintained at all times.

A minimum 30-inch square

diameter drip loop half circle must be left from the drop cable grip to the strand.

a minimum 5-inch-diameter

Clearance from Power

At the Pole Mid-span At the House | 40 inches 24 inches 12 inches

clearence above street

18'

clearance above alley, commercial driveway

16'

clearance above residential driveway subject to truck traffic.

15.5'

clearance above roof of other buildings

Residential driveways not subject to truck traffic

11.5'

clearance above all poiunts of a flat roof

10.5'

Residential driveways not subject to truck traffic

looped 360 degrees.

must be placed on every aerial drop

A drop address and service tag

Aerial service drops must NEVER be attached to

power service mast, TV antennas, chimneys, lightning | rods, or gutters.

Clips must be spaced every

18 to 24 inches horizontally, 30 to 36 inches vertically

Aerial drop cable shall not cross over

any swimming pool or a utility line

All coaxial aerial drops shall not have any splices between

the tap and the grounding point at the house.

All underground drops must meet the requirements of

Article 820 of the National Electrical Code

Cables used for underground installations must have

polyethylene (PE) cable jacket.

Coaxial cables used for underground installations must have a flowing,

self-healing flooding compound on the braid wires.

Optical cables used for underground must be placed

conduit or cable-in-a-conduit | installed in a trench.

All new construction homes must have

conduit or cable-in-conduit installed in the trench

if the pedestal is on the adjoining property

The rear easement must be used

When routing the underground drop parallel to lot lines,

routing must stay 4 feet away from those lines.

Underground drop cable must extend

a minimum of 12 inches beyond the tap and minimum of 12 inches beyond the bond block

in installations all underground drops emerging at the house from the ground must have physical protection (cable guard or conduit) to a point at least

4 feet above ground or until reaching the service enclosure and The protective conduit or molding must also extend at least 8 inches below ground

The end of all underground drop conduit or molding at the house and pedestal must be sealed from water penetration with the use of

Room Temperature Vulcanizing (RTV) sealant, duct cap, or other acceptable means.

Underground drop cables routed down a pole must have physical protection,

to a point at least 8 feet above ground and to at least 8 inches below ground.

Underground drop cable restorations requiring splicing must allow only

ONE splice in any cable section between the tap port and a driveway, or between a driveway and the grounding point at the house.

If a cable is damaged under a sidewalk or driveway, new cable must be placed for that portion and must be spliced at a point which is a minimum

12 inches from the edge of the sidewalk or driveway.

Any underground drop cable which requires splicing must be sealed from moisture contamination or contact with the soil in

approved encapsulating device of sufficient length to completely cover the splice and both connectors

All temporary drop must be marked with

fluorescent flags or wrapped with caution tape

boundary between the outside network drop cable and the internal home distribution wiring.

The service distribution point outside the home

minimum diameter loops of series-6 cable,

5 inch

minimum diameter loops of series-11 cable,

8 inch

All hardware used for grounding and bonding must be

UL listed for its purpose and approved by Comcast Corporate Engineering

All drop cables and hardware used in residential service installations must meet all the listing requirements of

NEC Article 820, and must be UL listed.

All technicians must be properly trained in the use of

Foreign Voltage Detector (FVD) and a Digital Multi-Meter (DMM).

he bonding conductor for bonding Series-6 drop cable must be

#12 AWG or larger, insulated solid copper wire.

The bonding conductor for bonding Series-11 cable must be

#10 AWG or larger, insulated solid copper wire.

Ground conductors of all sizes must maintain a minimum bending radius of

1 ½ inches.

No bend of a conductor must form an included angle of

less than 90° (per NFPA 780)

The length of the bonding conductor must be as short as practicable, and must not exceed

20 ft. in length per the requirements of NEC Article 820

must be placed on all bonding conductors near the point of its attachment to the property power grounding electrode

A Do Not Remove tag

The drop must always be properly bonded BEFORE

any customer equipment is connected

Bonding Option 1:

property’s bonding block

Bonding Option 2:

#6 AWG solid copper stub

Bonding Option 3:

main grounding electrode

Bonding Option 4:

metallic meter cabinet using an appropriate and approved clamp.

It is prohibited for the bonding attachment to be made to

electrical equipment door or other movable components

Bonding Option 5:

grounded metal conduit of the electrical service mast

Bonding Option 6

grounded interior metal cold water piping

Bonding to metal cold water pipe is acceptable ONLY when

within five feet of where the metal underground cold-water pipe enters the property, the metal underground cold-water pipe has been in direct contact with the ground for 10 feet or more, when a #6 AWG grounding jumper present and is ‘jumping’ the cold-water meter.

verified proper grounding measurement.

25 ohm

OES Flashcards

(77 cards)