Sealey AUTO SERVICE VSE206 Instructions Manual

Instructions for:VSE206PETROL COMPRESSION TEST KITThank you for purchasing a Sealey product. Manufactured to a high standard this product will, if used according to these instructionsand properly maintained, give you years of trouble free performance.IMPORTANT: PLEASE READ THESE INSTRUCTIONS CAREFULLY. NOTE THE SAFE OPERATIONAL REQUIREMENTS, WARNINGS AND CAUTIONS.USE THE PRODUCT CORRECTLY AND WITH CARE FOR THE PURPOSE FOR WHICH IT IS INTENDED. FAILURE TO DO SO MAY CAUSE DAMAGEAND/OR PERSONAL INJURY AND WILL INVALIDATE THE WARRANTY. PLEASE KEEP INSTRUCTIONS SAFE FOR FUTURE USE.3.1 Test Procedure! WARNING! DO NOT use long reach adaptors on engines with standard spark plugs, as engine damage may occur.! WARNING! Always release the pressure via the Retest Valve BEFORE disconnecting the tester. Press the retest valve slowly to release the pressure gradually.Refer to Fig.1.NOTE: A variation in compression readings between cylinders is often a better indication of engine problems than the absolute values of compression.3.1.1 Run the engine until it reaches the normal operating temperature.3.1.2 Stop the engine and disconnect all spark plug wires, numbering them according to the cylinder to which they were connected.3.1.3 Loosen all spark plugs by about half a turn, but do not remove them.3.1.4 Using an air hose or wire brush, remove all the dirt and debris from the spark plug wells.3.1.5 Remove the spark plugs and place them on a clean, flat surface in the cylinder order in which they were removed.3.1.6 Remove the air filter and set the throttle plates to the wide open position, taking care not to damage the linkage or throttle components." IMPORTANT: After test, failure to return the throttle plates to the closed position before starting the engine can cause serious damage to theengine.3.1.7 Disconnect the ignition system, following the manufacturerís recommendations in the vehicle servicing manual.3.1.8 Select the spark plug adaptor and/or hose required for the vehicle. Screw the adaptor and/or hose into a spark plug well. Hand tightenonly. DO NOT use a wrench. Refer to Fig. 2.3.1.9 Connect the coupling on the gauge hose to the fitting on the spark plug hose. Ensure the hose couplings are fully engaged.3.1.10 Crank the engine for at least five compression strokes, or until the pressure reading on the gauge stops rising.3.1.11 Record the compression reading, then push the side release valve to relieve the pressure.3.1.12 Repeat the test and record the reading. Relieve the pressure and remove the hose from the spark plug well.3.1.13 Repeat paragraphs 3.1.8 to 3.1.12 for the remainder of the cylinders.VSE206 - 1 - 190706! WARNING! Ensure all Health & Safety, local authority and general workshop practice regulations are strictly adhered to when using tools.# DO NOT use equipment if damaged.$ Maintain the equipment in good and clean condition for best and safest performance.$ If required, ensure vehicle to be worked on is adequately supported with axle stands, ramps and chocks.$ Wear approved eye protection. A full range of personal safety equipment is available from your Sealey dealer.$ Wear suitable clothing to avoid snagging. Do not wear jewellery and tie back long hair.$ Account for all tools and equipment being used and do not leave them in, on or near engine.$ When not in use, place in protective case and store in a safe, dry, childproof area."" IMPORTANT: Always refer to the vehicle manufacturerís service instructions, or a proprietary manual, to establish the current procedure and data. Theseinstructions are provided as a guide only.2. INTRODUCTION1. SAFETY INSTRUCTIONS2.1 IntroductionThe Petrol Compression Test Kit comprises a ÿ59mm gauge fitted with a 250mm hose and quick connect. The gauge scale reads from0 - 21 bar (0 - 300 psi). The kit includes four extension hoses, seven plug thread adaptors from 10 to 18mm and a self-sealing quick connect.Supplied in a carry-case, the kit is suitable for most petrol engine cars and light commercial vehicles.3. OPERATIONFig.2Fig.1

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