Ruger P89DC Decocker Instructions Manual

WARNING - UNLOADING 
So that the pistol can be used as a single loader, it
will fire whether or not a magazine is in the gun if
a cartridge is chambered. Removing magazine
does not unload pistol! To unload, first
remove
magazine, thenpull slide to rear, eject chambered
cartridge, and visually inspect chamberto be sure it 
is empty.  Always point the pistol in a safe direction
when loading or unloading.
TO LOAD AND FIRE (WITHOUT MAGAZINE)
In the event that the magazine is missing or for training purposes...

WARNING - SLIDE RETRACTION
The slide should always be pulled
rearward (“retracted”) by pulling the
r
earportion of the slide in the vicinity
of the safety, the decock-only lever,
or the serrations (depending upon 
model). Always keep fingers away
from trigger!
Never put any part of your hands or 
body over the muzzle while retracting
the slidefor loading, unloading, inspec-
tion, or clearing a malfunction.
KEEP HANDS
AWAY FROM MUZZLE AND
FINGER OFF TRIGGER
12
!
CORRECT UNLOADING SEQUENCE
2
13 

13
4. To close the slide, again check to be sure the chamber and breech-face are
empty.Pull the slide to its rearmost postion and release it. The slide will snap
forward. Keep fingers out of ejection port on top of slide!
5. If the magazine contains cartridges, they can be removed by sliding each car-
tridge forward and out of magazine, one at a time, until the magazine is
empty.
6. Push empty (unloaded) magazine into frame until magazine latch locks it in
place.
TO RELOAD THE PISTOL
1. Firing all...

WARNING - MALFUNCTIONS
2. Thoroughly clean the chamber and the extractor as often as necessary.
If an empty magazine is in the pistol when the slide is being hand retracted to
extract a cartridge, the cartridge may drop on top of the magazine or remain
held to the breech-face by the extractor. Then when the slide goes forward, the
cartridge will be chambered again! Remember — always remove the magazine
befor
eclearing the chamber, and visually ensure that no cartridges remain in the
gun.
Any autoloading...

TO MINIMIZE MALFUNCTIONS (“JAMS”)
1. If it appears that the jam was caused by the type of ammunition being used,
try another brand, type, or lot number. Remember — use only factory ammu-
nition of the correct caliber.
2. If changing ammunition does not at once eliminate malfunctions, then the
following steps should be taken:
a. Thoroughly clean the pistol, paying particular attention to the removal of
accumulated grease and dirt. Use a bristle brush and solvent to remove
grease and fouling from the...

16
3ALIGN
INDEX MARKS
(Decocker Model Shown)
DEPRESS
EJECTOR
REMOVE
MAGAZINE2
1
FIGURE 4
Press slide stop up. Depress ejector.FIGURE 5A
Slide stop in disassembly position.
FIGURE 5B
3. Keep upward pressure on slide stop to prevent forward movement of slide.
Open slide is under strong spring tension and could injure fingers if allowed
to slam shut. Insert finger through top of slide and push ejector downward 
and forward (see Figure 4, below ) until it locks in its lower position. This will
permit forward...

5. Push slide forward and remove entire slide assembly to the front.
6. With slide held upside down, lift rear end of guide rod to disengage it from
its seat against the barrel lug. Withdraw spring and guide rod to the rear of
the slide. CAUTION:Spring is under tension!
7. Pull barrel upward out of slide slightly and withdraw to the rear.
8. This completes normal fieldstripping for routine cleaning and lubrication
purposes. Further disassembly of slide or frame components is not recom-
mended and should...

Snap-On Base- Use a punch to press in on the magazine spring seat where it
protrudes into the hole in the magazine floorplate. Slide the magazine floorplate
toward the front of the magazine, taking care to prevent the forcible ejection of
the magazine spring seat and compressed magazine spring. Withdraw the maga-
zine spring seat and magazine spring from the magazine body. Turn magazine
upside down and remove magazine follower. Reassemble in reverse order.
When cleaning is necessary, use a solvent that...

Never place or store any firearm in such a
manner that it may be dislodged. Firearms
should always be stored securely and
unloaded, away from children and 
careless adults.
4.NOTE:Only a light application of oil is needed to provide adequate lubrica-
tion of moving parts and to prevent rust. Excess accumulations of oil tend to
attract particles of dust and dirt and may congeal in cold weather, which can
interfere with the safe and reliable function of the pistol.
STORE SECURELY & UNLOADED
19
WARNING -...

SHIPPING FIREARMS FOR REPAIR
RUGER®P-SERIESpistols returned to the factory for services or repair
should be sent to: Sturm, Ruger & Company, Inc., Product Service Department,
200 Ruger Road, Prescott, AZ 86301-6181. Telephone (520)778-6555.
Guns should be sent prepaid. W
e will not accept collect shipments.
The Federal Gun Control Act, as well as the laws of most States and localities, do
not prohibit an individual (who is not otherwise barred from purchasing or pos-
sessing a firearm) from shipping a...