Always assume that any fire arm you handle is loaded. Be sure to check before you disassemble.
The information in this document explains how to
• Disassemble pistol in preparation for cleaning
• Clean individual parts, and
• Reassemble cleaned parts.
WHEN TO USE
Use the procedures in this document to clean the Ruger
• After it has been fired, or
• If it has not been cleaned in 3-4 months.
The Hoppe’s Elite BoreSnake Cleaning Kit makes cleaning pistols fast and easy. Any similar substitute will work. The kit includes
• A BoreSnake (a cloth and rod can be used as a substitute)
• Hoppe’s NO. 9 solvent
• Lubricating oil
• Gun cloths
IMPORTANCE OF ROUTINE CLEANING
Regular maintenance of pistols is vital to keep them operating in pristine condition. Gun powder, moisture, and dirt trapped in your gun can lead to rust or corrosion that can cause gun failure.
Follow the steps below to properly disassemble the Ruger P90DC
Step 1: Unload Any Ammunition Inside the Pistol.
• Cock gun to make sure there is no round in the chamber.
o To cock gun, grab top front of slide and push it towards your hand holding the grips.
o The slide is the part on top of the pistol that moves back to load cartridges.
o See above photo for names and locations of parts.
Step 2: Press Down the Ejector.
• Press ejector down until it snaps into place (see pictures).
Step 3: Pull Out the Slide Stop
• Hold slide open.
• Line up front most hole on left side with slide stop pin.
o Check that it is aligned by looking inside the chamber (see picture).
• Push in circular button above the trigger on right side to release slide stop.
• Pull out slide stop as far as it goes.
Step 4: Slide the Slide Off.
• If slide does not come off, repeat steps 2 and 3.
Step 5: Take Out the Spring.
• Push spring forward to compress it.
• Lift up compressed spring to release it.
• Take pin out of the spring.
Step 6: Take Out the Barrel.
• Pull up on circular piece attached under barrel.
• Push barrel forward.
• Pull barrel out at an upward angle.
• See picture for broken down gun.
The following steps explain how to remove dirt, rust, and corrosive materials and how to lubricate your gun.
Step 7: Wipe the Following Parts With a Gun Cloth and Cleaning Solvent:
• Pin inside of spring
• Inside and outside of slide, and
• Inside of the body of the gun, including in the trigger assembly.
*Be sure to clean any parts that are dirty or any parts that can move
Step 8: Clean Barrel With BoreSnake.
• Pull BoreSnake through the barrel, using weighted string.
• Repeat process until inside of barrel is clean.
Step 9: Lubricate Operable Pieces With Lubricating Oil and a Cloth
• Trigger system
• Inside of slide, and
• Pin inside spring.
The following steps explain how to reassemble the cleaned pieces.
Step 10: Insert Barrel in Slide.
• Insert barrel back into slide.
o The spring release (circle piece attached to barrel) should face away from top of slide.
Step 11: Insert Spring and Pin Into Slide
• Adjust spring and pin until they are parallel to the barrel (see photo).
Step 12: Reattach Slide
• Place slide on top of gun body.
• Be sure slits in back of slide match the two ridges on top of gun body.
Step 13: Reinsert Slide Stop.
• Push slide stop back in to place.
Step 14: Lubricate Assembled Gun.
• Place a few drops of oil on exposed barrel, tracks inside chamber, and tracks behind hammer.
After completing these steps, the Ruger will be clean, well oiled, and ready to use again. Keep in mind the importance of maintain your gun regularly and the importance of gun safety.