
NT Handrail Installation
Do not remove the protective plastic lm until after installation. This will protect the nish of the
handrail during the installation procedure.
Handrail Set-up and Tensioning
NT handrails require a minimum level of tension
to operate properly. They should generally be
installed somewhat tighter (10 – 15% more) than
conventional rubber handrails. Stiffness will
diminish after several days of use.
The best way to ensure that the handrail is
correctly tensioned is to observe how the handrail
tracks at the exit (or slack side) of the drive unit.
Exit
If the handrail
does not contact
the slack side
rollers or lifts
intermittently, the
take-up or tension
assembly needs to
be adjusted to
increase tension.
Too loose:
Too tight:
Newell rollers may
push into handrail.
Handrail will run
warmer.
Handrail Guide
Misaligned edges and high bolts will rub
against handrail and can lead to sharp
edges and cuts in handrail.
Inlet
Adjust
handrail
to avoid
rubbing
on inlet.
Remove protective
lm after handrail is
installed. Keep lm
on for test run.
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Handrail cannot
bend backwards
sharply around
a single roller.
Roller
diameter (mm)
Min d ≥ 50 a ≤ 13°
a ≤ 15°
a ≤ 25°
Min d ≥ 60
Min d ≥ 70
Max wrap
angle
NT Handrail Handling & Installation Guide