2004 Bombardier Quest/Traxter Series Shop Manual, Page 220Get this manual
Section 04 ENGINE TRAXTER Subsection 03 (LEAK TEST)
LEAK TEST
VERIFICATION
Before performing the cylinder leak test, verify the following: clamp(s) tightness radiator and hoses condition oily contamination on leak indicator hole (under water pump cover) means damaged oil seal on water pump shaft
LEAK TEST PROCEDURE PREPARATION AND TEST
NOTE: The following procedures should be done with cold engineDisconnect battery
WARNING
Always respect this order for disassembly; disconnect BLACK (-) cable firstElectrolyte or fuel vapors can be present in engine compartment and spark may ignite them and possibly cause personal injuriesRemove: vehicle seat radiator cap valve coverUnplug and remove one spark plug onlyCrank engine with the rewind starter until piston is at TDC, compression strokeNOTE: The pressure on valve springs will be released when the piston is at TDC (compression stroke)Remove the rocker arm shaft (refer to CYLINDER AND HEAD)Connect leak tester to adequate air supplySet needle of measuring gauge to zeroNOTE: Each tester will have specific instruction on the gauge operation and required pressureInstall gauge adapter into previously cleaned spark plug hole