hl TROUBLESHOOTING Before performing any type of malntenancesservice, disengage al controls and stop the engine, Walt until all moving parts have come toa complete top. Disconnect spark plug wire and ground it against the engine to prevent unintended starting. Ways wear safety glasses during operation of while performing any adjustments of repaid. Gl i810 Engine Fal to start LTE Rollerblade Engage knob engaged, Parking brake not engaged. Spank plug wire disconnected.