Design Technology TINY TACH 2A User Manual

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.
2A OPERATING INSTRUCTIONS
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.
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
To Decrease RPM Reading
s
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 gure1
Wait for 30 seconds and the display will return to •
hours. The TINY-TACH
TM
will now display the cor-
rect RPM during operation.
Figure1
360
F
TIP: Most single cylinder air cooled engines idle
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.
JOB = Hours of operation since the timer was reset.
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.
12 : 34
:
JOB RESET
JOB TIMER
A RESET FUNCTION used for interval tracking.
123 45
TOT
:
TOT = Total Hours of operation.
- This is always displayed when the engine is off.
- TOT time CANNOT be reset.
3120
Typical RPM display when engine is running.
TOTAL TIME
All functions of the Tiny Tach
are accessible by pushing the
“SELECT” button.
SE LE CT
GAS T A CH & HOURMETER
00 : 00
:
TOT JOB SVC SVC2 MAX RESET SET
SE LE CT
GAS T A CH & HOURMETER
00 : 00
:
TOT JOB SVC SVC2 MAX RESET SET
RPM
INITIAL SETUP
0 to 19,999 RPM Display•
1/2 Second RPM Update•
Resettable Job Timer•
Total Hours •
Design Technology, Inc.
768 Burr Oak Drive, Westmont, IL 60559
(630) 920-1300
(123 Hours 45 Minutes)
TINY - TACH
™
www.TinyTach.com
Made
In
America
TINY-TACH
™
Tachometer and Hour meter

Design Technology TINY TACH 2A Specifications

General

Brand	Design Technology
Model	TINY TACH 2A
Category	Automobile Accessories
Language	English

Summary

Initial Setup

Model 2A Initial Setup

Detailed steps for setting up the Model 2A Tiny-Tach, including button presses and display indicators.

Job Timer

To View Job Time

Instructions on how to view the accumulated 'JOB' time on the Tiny-Tach display.

To Reset Job Time

Procedure for resetting the 'JOB' timer, including button press duration and expected display feedback.

Meter Operation

Total Time

Explanation of the 'TOTAL TIME' display, showing total engine operation hours.

RPM Display

Description of the typical RPM display shown when the engine is running.

Tiny-Tach 2A Features

RPM Measurement Range

Specifies the RPM measurement range for the Tiny-Tach 2A model.

RPM Update Frequency

Highlights the real-time RPM update frequency of the Tiny-Tach unit.

Resettable Job Timer

Indicates the presence of a resettable timer for tracking job intervals.

Total Hours Tracking

Notes the functionality to display and track total engine operating hours.

Adjustable Spark Setting

Explains the user-configurable spark setting for accurate RPM measurement on various engines.

Connecting the Wires

Mounting Options

Guidance on mounting the Tiny-Tach meter using screws or double-sided tape.

Wire Routing and Protection

Instructions for routing the pick-up wire and keeping it clear of hot engine parts.

Spark Plug Wire Connection

Detailed instructions for wrapping the red wire around the spark plug wire for signal pickup.

Signal Strength Adjustment

Advice on adjusting signal strength by adding wire wraps if the signal is weak.

Warranty and Support

Product Warranty

Details the one-year warranty for repair or replacement due to defects.

Exclusions and Limitations

Specifies damage caused by improper care or use of wires is excluded from warranty.

Return and Application Information

Instructions for returning the unit and providing engine details for correct model selection.