Just released at HLebooks.com, a new downloadable ebook on the Walther PP (mostly mechanical oriented).

The download page is here: http://www.hlebooks.com/ebook/waltppen.htm

An Android version is also scheduled: https://play.google.com/store/...om.hlebooks.waltppen

Many other ebooks on various firearms are available here: http://hlebooks.com/

Content of this publication
Field dismounting of the Walther PP & PPK pistols
Advanced dismounting of the slide (1)
- Inner components of a Walther PP slide
- Dismounting of the manual safety
- Removal of the firing pin
- Different types of firing pins
- Overall lengths of firing pins compared
- Variations of the pre-mid-1970s manual safety
- Structural weakness of the safety lever
Advanced dismounting of the slide (2)
- Removal of the "cartridge loaded" indicator
- Types* of the "cartridge loaded" indicator
- Dismounting of the extractor
- Model PP and PPK corresponding parts
- Removal or adjustment of the rear sight
- Installation of a radium night sight (Leuchtkorn)
Advanced dismounting of the frame (1)
- Removal of the grip plates
- Dismounting of the holdopen latch
- Dismounting of the mainspring
- Dismounting of the PPK's mainspring support piece
- Dismounting of the hammer and hammer decocking lever
- Troubles with the hammer pivot pin
- The hammer double action lever
Advanced dismounting of the frame (2)
- Removal of the hammer strut
- Dismounting of the hammer stop block
- Dismounting of the trigger guard
- Dismounting of the magazine catch
- Dismounting of the trigger
- Reassembly of the trigger bar the correct way
Advanced dismounting of the frame (3)
- Dismounting of the trigger bar
- Dismounting of the sear
- Dismounting of the magazine
- Intermediary plate of the .22LR magazine follower
Functioning of the Walther PP (1)
- Pistol of the blowback class£
- Cocking of the hammer manually or by slide recoil
- Problem of the hammer following the slide
- Hammer toe not correctly shaped
- Stability of the hammer/sear engagement
- Necessary over travel left for the hammer when cocked
- Correct strength of the sear spring
- Grip plates impeding movement of the sear
- Failure of disconnection
Functioning of the Walther PP (2)
- Verification of the magazine catch engagement
- Shooting in single action mode
- Misfire in single action and not in double action
Functioning of the Walther PP (3)
- Explosion and recoil of the slide
- Disconnection of the trigger bar from the sear
- Extraction and ejection of the cartridge case
- Extractor expelled out of the slide on explosion
- Phases*of the cartridge chambering explained
- Action of the cartridge case on the "cartridge loaded" indicator
Functioning of the Walther PP (4)
- Functioning of the holdopen latch explained
- Dysfunction of the holdopen latch
- Holdopen latch actioned too soon
- Wrong way to grip the pistol
- Holdopen latch actuation failure
Functioning of the Walther PP (5)
- Shooting in double action mode
- The angle of hammer double action lever does matter
- The sear leverage explained
- Hammer lifted against the resistance of the mainspring
- The mainspring mechanical chain verified
- Hammer being locked at the rear by the strut
- The hammer rebound and its purpose explained
The safeties of the Walther PP (1)
- Functioning of the hammer stop block
- The hammer stop block limitation of reliability
- The manual safety structure and shape
- Safety resisting to the rotation
- Safety "OFF" status changed by the rubbing of the hammer
- Structural weakness of the manual safety
- Installation of a new manual safety
- Modifying a 60° safety to create one of 90° type
The safeties of the Walther PP (2)
- Interaction of the manual safety with the firing pin
- When the safety is set to "OFF"
- Double action mode as a safety in itself
- Two firing pin safeties evaluated by Walther
- When the safety is set to "ON"
- Structural fragility of the firing pin and consequences
- The decocking lever general features
The safeties of the Walther PP (3)
- Action of the decocking lever on the sear
- Interaction of the manual safety with the decocking lever
- Incorrect forward profile of the decocking lever
- The 90° safety versus 60° safety
- Misfitting of the safety lever groove
- Chambering or cycling with the safety "ON"
- Decocking lever removed
The Walther PP pre-production prototypes
- First prototype with magazine safety
- Second prototype
- Third prototype with guiding rails at the front of the slide
The Walther PP of 1929 variant (1)
- Field stripping of the 1929 model
- Grip plates reworked
- Advanced dismounting of the slide
- Interconnection of the manual safety with the firing pin guide
- Extractor and components removed
- Manual safety structure and components
- Dismounting of the forward firing pin guide
- Reinstallation procedure of the firing pin assembly
- Dismounting of the firing pin assembly
- Structure and components of the "Cartridge loaded" indicator
The Walther PP of 1929 variant (2)
- Advanced dismounting of the frame
- Dismounting of the hammer and related components
- Dismounting of the trigger and trigger bar
- Dismounting of the hammer stop block
- Dismounting of the sear
- Later evolution of the 1929 variation

Ebook screen prints

That is a great manual download. I have one already but thanks for sharing for those that don't.