Gauges with settable warning light instructions, Chart 1 – Speedhut 2-1_16 inch, 2-5_8 inch, & 3-3_8 inch Programmable Fuel Level User Manual
Page 2

Setting low fuel warning LED
Led can be set to turn on for a low fuel condition.
To reset LED set point at any time follow this procedure
again.
1. To enter LED calibration mode, Press and hold LED
button with gauge power off. Turn on gauge power.
Release button.
2. Pointer will slowely scan clockwise from Empty condition
on dial. Press button at desired low fuel warning set point.
LED will blink to indicate low warning has been set. Note:
Pressing button at ‘E’ empty position on dial will turn
off low LED warning so that it does not light up
Setting LED brightness both day and night.
2-1/16" LED button
LED
Low
set
LED turns on
below the set point.
Note: 2-5/8" and 3-3/8"
gauges plug button in back
of gauge on left side only.
Auxillary remote
warning light
right side only
optional accessory
2-5/8" and 3-3/8” gauges
WARRANTY - Speedhut inc. warrants to the consumer for a period of 5 years from the date of purchase that the product will be free from defects in materials or workmanship.
Speedhut warrants to the consumer for a "LIFE-TIME" that the gauge circuit board will be free from defects in materials or workmanship. Please contact Speedhut service dept.
If you have a problem with this gauge. [email protected]
Gauges with settable warning light instructions
Gauge Top
Note: For 2-5/8” gauges plug button into the left jack on the
back of the gauge.
1. With gauge power on press and release LED button (LED will light up at current brightness setting).
2. Press and release LED button to change LED to desired brightness setting.
Note: 5 Settings options - off, 1, 2, 3, 4 (4 is the the brightest.)
3. Do not press the button for three seconds to save the brightness setting. The LED will blink to indicate that setting has been saved.
Note: Setting the brightness setting when the gauge lighting is on, will set the night-time brightness setting. Setting the level when the gauge
lighting is off will set the daytime brightness setting.
Common Factory Ohm Ranges
Empty
Full
Vehicle
Application
0 ohms
30 ohms
Most pre-'65 GM
0 ohms
90 ohms
Most GM 65-
present
16 ohms
158 ohms
Most '87-present
Fords
73 ohms
8-12 ohms
Most Fords before
'87 and most
Chrysler
240 ohms
33 ohms
Use with 3262
sender
10 ohms
70 ohms
Ford Bi-Metalic
Gauges (pre 1987
F-Series Trucks)
15 ohms
160 ohms
Ford Magnetic
Gauges (1987 and
later F-Series
Trucks)
CHART 1: