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HW100TUNING

FREE SUPPORT

We understand that it can be frustrating when your beloved air rifle isn't working as it should - whether you need it for work or for play.  We spend a lot of time offering free support - and are happy to do so - but if you want to send us £1 (or whatever, it's entirely up to you) to say "thankyou" we are always most grateful... 

Pay with PayPal or a debit/credit card

HW100 instructions, guides & how to...

This is a collection of great tried & tested tips, tricks, guides & "how to" advice from our Service Engineers & Customers, including videos on servicing... 

TIPS & ADVICE

A private page for our AT & Overhaul Kit customers only. Create an account (icon at the top right of this page) so that you can get access once you have made your purchase.

HW100 AT REMOVAL

This is a quick video guide to show you how easy it is to adjust the power on your HW100 once the Anti Tamper has been removed using a 7mm allen key...

ADJUSTING POWER HW100

It can be hard to remove the ends from your Weihrauch Air Cylinder to service it, this guide shows how to use our Ends Removal Tools...

REMOVING CYLINDER ENDS

A step-by-step guide on how to replace the Exhaust Valve and/or spring and o-ring seal no. 2658 on the HW100...

REPLACE EXHAUST VALVE

An explanation of where the fast flow Exhaust valve goes, what it looks like, what it does & do you need it?...

FAST FLOW EXHAUST VALVE

This HW100 leak usually happens once you have had the regulator block apart - polish the exhaust valve insert & re-seat the valve... 

FIX A LEAK DOWN THE BARREL

Never get your ball bearing stuck again! Here's how to fit our upgraded  ©Regulator Pressure Gauge Test Port Seal Kit...

HW100 REG TEST PORT SEAL

Here is a close up diagram of the inside of the HW100. All of the seals we provide in our seal kit are marked in red...

HW100 EXPLODED DIAGRAM

Struggling to get the back end of your HW100 together? Here is how to do it using just one pair of hands!.. 

HW100 Back End Re-assembly

Turn your titanium air cylinder from 200bar fill into a 250bar fill & double your shot count using our HW100 Pre-Chamber Doubler Kit... 

PRE-CHAMBER DOUBLER KIT

If you have one of our HW100 250bar Titanium Cylinders with in-built regulator, here's how to adjust the 2023 regulator up or down..

SETTING THE IN-TUBE REG

Click here for a guide on how to check where a leak is coming from...

CHECKING FOR A LEAK

Removing the trigger blade from the HW100BP for posting...

Remove trigger blade HW100BP

Lightweight, strong & a minimum of 75% more shots per fill...  

250BAR Titanium CYLINDER

A lightweight & strong replacement for your original steel air cylinder...

200BAR TITANIUM CYLINDER

View a PDF Weihrauch User Manual for the HW100...

HW100 USER MANUAL

A. M. Bushcraft_n_Hunting You Tube Channel. Viewer discretion required, pest controller in action!...

A M Bushcraft_n_Hunting

Notts Pest Control You Tube Channel by Martin - viewer discretion required, pest controller in action!..  

Notts Pest Control

WARNING

  • You are responsible, as the  owner, to keep your air rifle running UNDER the 12fpe UK legal limit unless  you hold a valid FAC.  
  • Carrying out modifications to your Air Rifle may void any  warranty you have, proceed at your own risk.
  •  As with all of our kits, you will need to have an understanding of the internal workings of the HW100. Our kits are designed for professional use.


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