Longacre 21710 Hot Lap Lti System User Manual

Transmitter, Display, Receiver

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Lap count

Compare to
last lap

Internal
battery
indicator

Compare to
fastest lap

Latest lap time

Start button

Wires to receiver

Wires to back lite

Transmitter

Mount at edge of track

Red LED

Indicates ON

ON button

Hold until LED stops
flashing (also hold to shut off)

IR LEDs (6)

Invisible IR beam

Direction to “Aim”

Longacre Racing Products

360 453 2030 Monroe, Wa. USA
www.longacreracing.com

Red LED
Indicates
fastest
lap
5 sec.

Battery access on back. Remove 2 recessed
screws. Compartment opens like a door.
Uses 4) “C” Alkaline cells

Display

Mount in car where it can be easily seen - Velcro™ is included

Receiver

Mount in car to ‘see’
transmitter

Battery access on back. Remove
round cover. Replace w. 2032
‘coin’ battery. One edge goes
under brass tabs.

Transmitter

Receiver &
wires

Wires for backlite

Display

Red
LED
Indi-
cates
each
lap
1 sec.

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