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User’s Manual
ENGINE IGNITION ANALYZER
General Technologies Corp.
Страница 1: ...User s Manual ENGINE IGNITION ANALYZER General Technologies Corp ...
Страница 2: ...use at temperatures between 32 and 104 F 0 C and 40 C and altitudes up to 6500 ft 2 000 meters To ensure that the instrument is used safely follow all safety and operating instructions in this operation manual If the instrument is not used as described in this user s manual the safety features of this instrument may be impaired Do not use the instrument if the instrument the sensors or the flexibl...
Страница 3: ...sor coil on plug sensor BNC flexible probe protective rubber holster padded hard carrying case micro USB cable AC power adaptor and user s manual The model GTC505m also includes a 78 2 m extension cable and a clip on spark plug wire sensor 2 2 Electrical Specifications The specifications below are typical at 23 C and will vary slightly from device to device and with temperature The input voltage s...
Страница 4: ...Fig 2 LCD Display 01607 RPM 10 10 20 kv 4 2 0 2 ms 0 Engine cycle setting Mode setting Display setting Tachometer reading Battery level Status indicators Measurement display area Micro USB connector LCD display POWER CLEAR button CYCLE button MODE button BNC connector Protective hoster HOLD button VIEW button ...
Страница 5: ... the instrument off after 3 minutes of no button being pressed or 15 seconds after the last spark signal was detected Turning the unit off manually when not in use will prolong battery life 4 2 CYCLE button and menu The CYCLE button allows selection of the number of strokes corresponding to the engine under measurement Upon pressing this button a pull down menu will open with the current setting h...
Страница 6: ...er Voltage Fig 4 Measurement mode selection menu Measuring displaying spark burn firing time Measuring displaying dwell angle or ramp time automatically selected depending on the connected sensor Measuring displaying RPM tachometer Measuring displaying spark plug voltages 4 4 VIEW button and menu The VIEW button is used to select how the chosen measurement will be shown in the display Upon pressin...
Страница 7: ...LD will be shown in the measurement area of the display to indicate this status Press the HOLD button again to resume normal operation When in the comparison display mode this button is used to initiate and stop a measurement For details see 6 2 Comparison view 4 6 Tachometer reading Digital readout of the engine RPM 4 7 Battery level indicator The battery level indicator provides an approximate i...
Страница 8: ...less consistent and not always indicative of a properly working ignition system On the other hand observation of the spark plug voltage waveform or trend may prove useful in diagnosing ignition and mechanical problems 5 4 Dwell angle for ignition systems using spark plug wires only Dwell angle is a measurement of the angle of rotation of the crankshaft between the moment in which the primary of th...
Страница 9: ...four measurements spark burn time RPM spark plug peak voltage and dwell angle or ramp time are simultaneously tracked and stored and are available for viewing at any time without delay HOLD button Pressing this button will pause the measurement and hold the display in its the current condition Pressing the HOLD button again will resume normal measurement 6 2 Comparison view This mode allows the co...
Страница 10: ...lay HOLD button The HOLD button when pressed once pauses measurement and holds the display in its current condition while displaying a HOLD label in the center of the screen Pressing the HOLD button a second time will remove the pause and label and add a new set of values at the right of the screen which will keep updating until the HOLD button is pressed again This cycle repeats every time the bu...
Страница 11: ...kv 4 2 0 2 ms 0 Fig 9 Waveform display POWER CLEAR button Pressing the POWER CLEAR button clears the graph and re scales if necessary MODE button Pressing the MODE button once will open the mode menu and highlight the measurement mode currently selected pressing the MODE button again while the menu is open will select the next available measurement mode The waveform graph focuses on the area of th...
Страница 12: ...or SPW sensor into the barrel connector of the probe 7 2 Extension cable and sensor setup GTC505m only The GTC505m is also supplied with a extension cable and clip on spark plug wire sensor to allow for remote measurements Extension cable 78 2 m equipped with a BNC connector at one end and a barrel connector at the other This extension cable can be used with COP SPW and the clip on SPW sensor Clip...
Страница 13: ...kept as consistent as possible for all the measurements In some engines the ignition modules are located very close together and in rare occasions this could cause the instrument s sensor to detect signals from nearby modules leading to inconsistent measurements This can usually be solved by changing the placement or orientation of the sensor on the ignition module 7 4 Measuring ignition systems w...
Страница 14: ...urements in order to compare voltage readings between several cylinders spark plug wires Spark burn time dwell angle and RPM measurements are not sensitive to the exact position of the sensor relative to the spark plug wire but the sensor must be positioned so the instrument is capable of detecting the signal When several spark plug wires are routed or bunched close together the capacitive sensor ...
Страница 15: ...al charging cycle which increases the charging time in order to restore the battery capacity to its maximum No user intervention is needed and this process is automatically carried out by the instrument If the battery is completely depleted pressing the power on button will not turn the instrument on and it must be recharged before it can be used again 9 MAINTENANCE Keep the instrument in its carr...
Страница 16: ... 7350 72nd Street Tel 604 952 6699 Delta BC Fax 604 952 6690 Canada V4G 1H9 email info gtc ca SmarTach V Ready GTC505 and GTC are trademarks of General Technologies Corp To visit our website scan the QR code below with your smart phone Or type this URL in your browser www gtc ca ...