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ROLLSIZER.COM AUTOMATIC DECAPPER
Operating and Maintenance Manual
PLEASE READ THIS MANUAL BEFORE YOU USE THIS MACHINE
(OR ASK US FOR TECHNICAL SUPPORT......).
We are always happy to help if you have any questions, but it is nice to
know you have read this first. Please use the same terminology used in
this manual when contacting us. It will help us to understand what the
issue is.
All brass processing or reloading activities come with risks including
health, environmental or personal physical risks. The owners and users of
this Decapper acknowledge and accept the Rollsizer.com Pty Ltd terms
and conditions of sale. A copy of the terms and conditions are available
on the Rollsizer.com website.
The Decapper is designed for the small to medium volume personal
reloader. It is not designed or warranted for commercial or unattended
operation. The Decapper will process cases between 380ACP up to
308Win and only requires minor changes to the speed and using the
appropriate drop tube and shuttle to change calibres.
The Decapper has been designed for use with the supplied FW Arms
Universal Decapping Die and the small decapping pins ONLY. The
Decapper will NOT work with large pins. You can damage the Decapper if
you try.
Using decapping dies other than the one provided is not likely to work.
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Summary of Contents for Rollsizer Decapper
- Page 1 The Decapper has been designed for use with the supplied FW Arms Universal Decapping Die and the small decapping pins ONLY. The Decapper will NOT work with large pins. You can damage the Decapper if you try. Using decapping dies other than the one provided is not likely to work.
- Page 2 This is normal. The plastic components have been designed for the motor / gearbox temperatures and will not be affected. At slower speeds the Decapper will have a high frequency whine, this is normal and does not affect the operation. Yes, it’s annoying, sorry, that’s the way it...
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Page 3: Table Of Contents
Disclaimer ....................... 5 ➢ What is supplied with the Decapper? ..........6 ➢ Decapper Operation ................8 ➢ Decapper Location – Where to place it? ..........9 ➢ FW Arms Decapper installation ............10 ➢ Power Supply and Motor ..............12 ➢... -
Page 4: Introduction
The Decapper you have purchased will supply years of reliable operation if the processes and safety procedures in this manual are followed. The Decapper has been designed to remove spent / fired primers from lightly soiled fired cases to allow cleaning / processing before reloading. -
Page 5: Safety First
Rollsizer.com Pty Ltd, its affiliates, associates, and resellers (hereafter noted as Rollsizer.com), from all liabilities including loss of income, injury, harm or death for the use of the Decapper and any actions that the use that the Decapper may have. Rollsizer.com make no claims or... -
Page 6: What Is Supplied With The Decapper
These are available from most electronic and travel stores. 3. You will need additional parts to operate the Decapper, and these include spare decapping pins and drop tubes. The spare pins are a recommended spare and drop tubes are calibre sensitive and should be ordered with the machine at the time of purchase. - Page 7 Operating and Maintenance Manual Refer to photographs below identifying the main components of the Decappers. Case pusher Drop tube showing the feed hose correctly positioned / fitted. On / Off / Reverse switch. Trim the other end if The reverse is a momentary you need to shorten switch to assist in removal of the hose.
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Page 8: Decapper Operation
The primer position is the same. 6. As the motor continues to rotate, the case pusher arm pulls back, and the decapper lowers onto the primer to push out the primer. The primer will come out with an audible “pop”. This noise is normal and is useful to identify if the primer pin is broken. -
Page 9: Decapper Location - Where To Place It
/ cut the hoses. Please consider the position of the casefeeder and where the primer tube and decapped cases will be routed. ❖ Place the Decapper on your bench as a trial and look at the underside of the machine. You will see 2 tubes coming out. -
Page 10: Fw Arms Decapper Installation
❖ It helps if you knead the hose whilst it is hot and hang it vertically whilst it cools. The decapper machine has 4 places where hold down bolts or screws can be used. Refer to the photos in this manual. - Page 11 ❖ Before you install the FW Arms Decapping Die, we recommend you get familiar with the decapper operation with the adjustment of the drop tube and how the cases move and 11 |...
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Page 12: Power Supply And Motor
These are about $15 - $50 from a variety of online stores. The internet is great to find these cheaply. ➢ Power Supply and Motor The Decapper is operated with a Pulse Width Modulated (PWM) variable speed controller with built in overload protection. It’s a very high-quality unit. - Page 13 (3 pin) or European (2 pin) customers. Other customers may require an adaptor plug. These are commonly sold at electronics or travel stores. If the power supply is on and connected to the Decapper and the switch does not operate the Decapper, please check the connections and the plug is fully inserted first.
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Page 14: Switch Operation
If the decapper needs running in for a long period, then put an elastic band over the peg spring to keep them separated from the case pusher and run the decapper for a few hours. The running in period may need to be up to 12 hours (very rare). -
Page 15: Casefeeder And Connecting Hose
Operating and Maintenance Manual ➢ Casefeeder and Connecting Hose The Decapper has been supplied with an adaptor and hose to connect to the standard Dillon™ casefeeder. Refer to photo below. Please note, ❖ We have been advised of variations in the position of the Dillon casefeeder collar (the part with the spring). -
Page 16: Processing Rates
(not supplied). ➢ Processing Rates The Decapper can process up to about 3,400 cases per hour when fully run in (it varies slightly). Typical rates from Dillon case feeders are between 1,500 to 4,500 cases per hour depending on their condition and fill amount. -
Page 17: Calibre Conversions
1. Pistol Shuttle and spring (this is the long one installed in the decapper body as supplied). The shuttle is longer than the rifle and has a specific spring. This is used for all pistol cases and can be used for the 223 rifle cases as well (Do NOT use it for the 308 rifle cases as damage to the machine will occur). -
Page 18: Calibre Conversion Process
Check the casefeeder is empty by running for a short time and listening and checking for any cases in the case feeder or feed hose. 2. Turn off the Decapper and unplug the Decapper power brick from the wall socket. -
Page 19: Maintenance Requirements
Replacements are available on the rollsizer.com website. Should the Decapper motor trip/ stop working, turn the machine off and let the power block reset (it only takes a few seconds). If the electrical circuit breakers or safety fuses supplying the decapper trip out, please do not use the machine, remove the power lead from the wall socket and ensure the machine is not used, place an “Out of Service”... -
Page 20: Pre-Start Checks
The Decapper motor is fitted with carbon brushes, and these are a normal wear item and are expected to require replacement at after processing around 1,000,000 cases (give or take a few…. lol), replacement brushes are available from Rollsizer.com. -
Page 21: What Tools Do I Need
A 8mm open ended spanner will be required to loosen the lock nuts on the linkage. Most bolts on the decapper are M6 or M5 metric socket head bolts and these need a #5 or #4 Allen key respectively (not supplied). - Page 22 Repeated failure may indicate the decapper body needs to be reset / adjusted but this is very rare. The FW Arms decapper uses a spring to flick off the primers and primer drawback is rare. Drawback is usually associated with range find cases with corroded primers.
- Page 23 2. Please note the side view showing the linkage is the correct position for the case pusher in the forward stroke position 3. Loosen the locknut on the linkage between the case pusher and decapper. 4. Loosen the UPPER pivot bolt going through the bearing (Do NOT touch the lower bolt).
- Page 24 Rollsizer.com website. From November 2022, a modified peg set was released The part number is RLS-DCPegset-R and is available via the parts section on the Rollsizer.com website. This part will be rolled out progressively in machines but it will take time for these to be standard fitment to machines.
- Page 25 Operating and Maintenance Manual ➢ Why do the Decapper pins break? The Decapper pins will break for a variety of reasons. These are usually from rocks, smaller cases (0.22 cases are common) inside your cases, Berdan primer cases and a few case manufacturers make cases with primer flash holes that are off-centre.
- Page 26 Operating and Maintenance Manual A. The guide rod can be replaced by removing the cap assembly on the top of the decapper body. Please pay attention to the position of the springs etc. Refer to picture below. ➢ How do I replace the pistol shuttle for the rifle shuttle and spring? The shuttles can be removed by unscrewing the middle cap assembly from the threaded body.
- Page 27 This is normal. They are designed for this. ➢ Where can the Decapper be placed? The Decapper can be placed next to your press OR on the shelf under it. The Decapper is supplied with a generous length of vinyl hose and can be cut to your requirement.
- Page 28 Operating and Maintenance Manual ➢ I have technical or a general enquiry. Contact us at info@rollsizer.com. Please read the manual first AND use the same terminology when asking questions. It will help us understand the question better. Stay safe, keep noisy end down range.
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