5
34. Upon completion of any service or repairs to
the treadmill or the television, ask the ser-
vice technician to perform safety checks to
confirm that the unit is in proper operating
condition.
35. Use No. 10 AWG (5.3 mm
2
) copper, No. 8 AWG
(8.4 mm
2
) aluminum, No. 17 AWG (1.0 mm
2
)
copper-clad steel or bronze wire, or larger as
a ground wire.
36. Secure an antenna lead-in and ground wires
to the house with stand-off insulators spaced
from 4 to 6 feet (1.22 to 1.83 m) apart.
37. Mount an antenna discharge unit as close
as possible to where the lead-in enters the
house.
38. Use a jumper wire not smaller than No. 6
AWG (13.3 mm
2
) copper, or the equivalent,
when a separate antenna-grounding elec-
trode is used. See NEC Section 810-21 (j) or
your local codes and ordinances.
39. Note to CATV system installer: This reminder
is provided to call the CATV system install-
er’s attention to Article 820-40 of the NEC or
your local codes and ordinances that provide
guidelines for proper grounding and, in par-
ticular, specifies that the cable ground shall
be connected to the grounding system of the
building, as close to the point of cable entry
as practical.
SAVE THESE INSTRUCTIONS
Power Lines
Ground
Clamps
Ground
Clamps
Ground
Clamp
Bonding
Jumper
Standoff
Insulators
Antenna
Lead-in Wire
Ground Wire
Ground
Wire
Antenna
Discharge Unit
To External 75 Ohm
Terminal of Treadmill
Mast
Service
Entrance
Equipment
Power Service Grounding
Electrode System (e.g.
Interior Metal Water Pipe)
Service
Entrance
Conductors
Optional Antenna Grounding Electrode Driven 8
Feet (2.44 m) Into The Earth (If Required By Local
Codes). See NEC Section 810–21 (f).
Summary of Contents for Commerical 2450
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