"few days ago i try to do my 1
"few days ago i try to do my 1992 yamaha 200 compression test,please tell me if i did it right or wrong,i let the motor run till it warm,and pull the kill switch,and push the throttle wo,and hook up the new gauge ,when i turn the motor,the gauge indicator bounce back and forward,pressure never build up,i try two more cylinder ,it do the same thing,what is wrong why pressure not building up,i screw the fitting in tight shouldnt be leaking?please help,with more tips.thanks."
"few days ago i try to do my 1992 yamaha 200 compression test,please tell me if i did it right or wrong,i let the motor run till it warm,and pull the kill switch,and push the throttle wo,and hook up the new gauge ,when i turn the motor,the gauge indicator bounce back and forward,pressure never build up,i try two more cylinder ,it do the same thing,what is wrong why pressure not building up,i screw the fitting in tight shouldnt be leaking?please help,with more tips.thanks."