Design Technology TINY TACH 2A Operating Instructions

iniTial SeTuP

All functions of the Tiny Tach
are accessible by pushing the
"SELECT" button.
Model 2A Initial Setup:
• Push and HOLD the SELECT button for 5 seconds.
• The display will show 360°
Pushing the SELECT button again will toggle
through all options.
• Stop at correct indicator for your engine
(i.e. 360°, 120°, 90° etc.) see figure1
• Wait for 30 seconds and the display will return to
TINY-TACH
hours. The
rect RPM during operation.
TIP: Most single cylinder air cooled engines idle
F
360
around 1400 RPM, if the RPM displayed is too low
set the value to "720", If the RPM is too high set the
value to a lower Degree number "180"or lower.
s
45° = 8 sparks per revolution
60° = 6 sparks per revolution
90° = 4 sparks per revolution
120° = 3 sparks per revolution
180° = 2 sparks per revolution
360° = 1 spark per revolution
720° = 1 spark per 2 revolution
Figure1
METER OPERATION
When the engine is started, the display will indicate the
RPM of the engine. When the engine is shut down, the
display will show hours and minutes.
ToTal Time
:
TOT
123 45
(123 Hours 45 Minutes)
TOT = Total Hours of operation.
- This is always displayed when the engine is off.
- TOT time CANNOT be reset.
rPm
3120
Typical RPM display when engine is running.
TINY - TACH
www.TinyTach.com
2A OPERATING INSTRUCTIONS
SELECT
:
:
TOT JOB SVC SVC2 MAX RESET SET
00 00
GAS TACH & HOURMETER
will now display the cor-
TM
™
Job Timer
A RESET FUNCTION used for interval tracking.
JOB = Hours of operation since the timer was reset.
JOB
12
To view "JOB" time push the "SELECT" button once.
To reset "JOB" time: Push and Hold "SELECT" button
for 7 seconds. The display will show "RESET" and
show hours that have accumulated on the current job.
When you RELEASE the "SELECT" button the "JOB"
display will reset to "00:00". You will begin to record the
next job interval.
TINY-TACH
Tachometer and Hour meter
TOT JOB SVC SVC2 MAX RESET SET
GAS TACH & HOURMETER
• 0 to 19,999 RPM Display
• 1/2 Second RPM Update
• Resettable Job Timer
• Total Hours
TINY-TACH
2A - Adjustable Model
™
Can be used on most engines from single
cylinder lawn mowers up to V8 engines.
User Adjustable spark setting from 1 spark to
8 sparks per revolution.
Design Technology, Inc.
768 Burr Oak Drive, Westmont, IL 60559
(630) 920-1300
:
:
RESET
34
™
SELECT
:
:
00 00