2004 Polaris Touring Service Manual, Page 240Get this manual
SUSPENSION B) Emulsion Shocks (PN: 7041992): With the shock inverted and the piston rod fully extended, secure the lower mount of the shock in viseAllow couple of minutes for the gas pressure to separate from the oil and rise to the topUsing rag as shield to prevent spraying gas and oil; place rag over top the pressure valve assembly and slowly loosen the valve assembly with slotted screw driver three full revolutions, allowing all the gas pressure to escape past the pressure valve assembly OringWARNING: Nitrogen gas is under extreme pressureUse caution when releasing nitrogen gas from shockProtective eyewear should be worn to avoid risk of injuryCAUTION: Allow all the gas pressure to escape before proceeding with the removal of the pressure valve assemblyPressurized gas and shock oil could eject the valve assembly from the cylinder resulting in bodily injuryUsing slotted screwdriver, remove the pressure valve assembly from the lower end mountAccount for an Oring(PICTURE 5) 5