If the Timing Light fails to operate or operates erratically, refer to TROUBLE- SHOOTING to determine the most likely cause of the problem. This best seller is a must have for every tune-up kit. Designed using state-of-the-art technology and with customers in mind.
#INNOVA 3551 MANUAL#
You MUST consult your vehicle's service manual for the proper procedures and specifications. This product is made of high-quality materials to serve you for years to come. If these procedures are not followed, the checked or adjusted timing will not be correct.
Some ignition systems require that certain components be disconnected, jumped or grounded BEFORE ignition timing can be checked or adjusted to specifications. The following tests apply to Advance Timing Light Model 3555 ONLYĪdvance and retard timing controls ensure that ignition occurs at the proper time during the compression stroke. We looked at various sources of reviews and found this one to have the best mix between review count and average rating stars. DO NOT ATTEMPT TO ADJUST ENGINE TIMING WITHOUT THE MANUFACTURER'S PROCEDURES OR SPECIFICATIONS. Refer to your vehicle's service manual for the proper procedures to adjust engine timing. BE SURE to reconnect any vacuum hoses, etc., which were disconnected during the timing check. Turn the ignition off and disconnect the Timing Light from the engine. If the readings are not within the manufacturer's specifications, parts replacement or timing adjustment MAY BE necessary. If the readings are within the specified tolerance (typically See Figure 6.Ĭompare the readings obtained in step 7 with the manufacturer's specifications for timing. Note the position of the rotating timing mark in relation to the reference pointer. Proper ignition timing is critical in order to achieve peak engine performance and to ensure maximum fuel economy. If using the Model 3555 Advance Timing Light, MAKE SURE the Advance Control Knob is rotated fully counterclockwise to " 0".Īdjust the Timing Light barrel, as needed, to adequately light the timing marks. Start and run the engine until it reaches its normal operating temperature.Īdjust the engine's idle speed, if necessary, to conform to manufacturer's specifications: MAKE SURE the engine has been properly prepared for the timing check as described in ENGINE PREPARATION BEFORE TIMING. MAKE SURE the timing light is properly connected as described in TIMING LIGHT CONNECTION.
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