Spark plug tester MST770 manufacturer from China China Master Automobile Tech. Co.,Ltd

Place of Origin:

Shanghai, China (Mainland)


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Product Detail

Model No.: MST770

This Spark Plug quick tester is used to help you judge the spark plug are good or bad and if continue use this spark plug

This Spark Plug quick tester is used to help you judge the spark plug are good or bad and if continue use this spark plug

MST-770 Spark Plug Tester, Ignition spark plug tester

Steel adapters for 14mm-18mm are standard equipment with the Spark Plug quick tester, Solid-state ignition system produces a stable ignition test voltage for greater accuracy and reliability. And the spark plug will product a continual spark you can observe continual spark and compare the intension of spark and quickly judge the spark plug are good or bad and if you will continue use this spark plug.

1. The role of spark plug:

Spark plug is one o f th important components of ignition system, motor vehicles and other gasoline euipments' effective power depends largely on the performance of the spark plug, so it's said that the spark plug is the heart of the engine. Usually service life of spark plug is 15000km, service life of long-lived spard plug is 30000km. You need to replace the spark plug to a certain extent. So that cars will not reduce the power, this spark plug tester will tell you when to replce the spark plugs.

2.Range of Application of Spark plug Tester:

1). Spark plug manufacturer: do factory testing for spark plugs;

2). Spark plug dealers: verify the spark plug quality with customers;

3). The majority of owners:can detect whether your car needs to be replaced spark plugs at any time

4). Auto mechanics, can use this to determine whetherthe igniton system malfunction is caused by spark plug.

Precautions
1 The product is a high-voltage detector, so when the detectors are not in use, be sure to take the battery out to avoid danger.
2 If the discontinuous state appears in the process of using, that is normal, please loosen the switch with 3 seconds, you can continue to use.
Test Principle
In automobile ignition system, the high-voltage ignition coil generates a high-voltage (10,000 volts or more), and the spark plug diverts it from high-tension ignition coil into the cylinder engine, spark between the spark plug electrodes will ignite the mixture. The detector could tell the good spark plugs from the bad by the strength of the spark.
Test Method
1. Place the spark plug on the pedestal;

2. Power-on;
3. Press the key switch, the red LED will illuminate and the good spark plug will generate a strong spark and the bad will generate a faint one or not .
4. Loosen the key switch, take the spark plug down the tester by pinching the bottom of it.

Changing the Battery
This product can be battery-powered or use linear regulator,to replace the battery, follow these steps:
1Twist the screws on the backplane when the detector is off;
2 Remove the old battery;
3 Add two AA battery;
4 tighten the screws;
Accessories
1. 12V linear regulator
2. Operating Manual