RCBS 98941 Product Instructions
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RCBS 98941 Product Instructions

Matchmaster powder scale/dispenser
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MATCHMASTER
POWDER SCALE/DISPENSER
PRODUCT INSTRUCTIONS
98941
11/19

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Summary of Contents for RCBS 98941

  • Page 1 MATCHMASTER POWDER SCALE/DISPENSER PRODUCT INSTRUCTIONS 98941 11/19...

  • Page 2: Table Of Contents

    Manual Dispensing Mode Manually Dispensing with Trickle Key Using Match Mode Quick Drain Feature Open Drain Warning Clean Tube Seals Bluetooth Download/Connect to RCBS App Bluetooth Operation User Defined Powder Configuration Error Messages Storage and Shipping Checking the Firmware Version...

  • Page 3: Safety Information

    Because RCBS has no control over the choice, assembly or use of components or other reloading ® equipment, RCBS assumes no liability, expressed or implied, for the use of ammunition reloaded with this product.
  • Page 4 • Calibration weight accuracy is crucial. Keep weights clean and carefully stored. If dropped or damaged, have weights inspected against known standards. Contact RCBS Customer Service. • Static electricity can cause erratic behavior in the scale, causing weight being displayed to change frequently.
  • Page 5 • Take precautions from allowing powder or any other foreign debris from getting inside the load cell area. The only way for powder to get inside the load cell area is if the platen is removed and if the tubes are removed when still full of powder. To prevent this from happening ensure the platen is always in place when there is powder in the reservoir.

  • Page 6: General Information

    GENERAL INFORMATION The scale should be stored at 4°F~122°F (-20°C ~50°C) and used at 50°F~86°F (10°C ~30°C), with humidity below 60%. It should never be stored outside of the specifi ed temperatures, which can damage the load cell. If the scale has been sitting at a cool temperature, remove it from the carton and allow it to sit at room temperature for about 30 minutes before using.

  • Page 7: Display Indicators

    2. ADJUST FEET TO ENSURE SCALE IS LEVEL Adjust the leveling feet on the front of the MatchMaster, until the bubble is centered in viewing window (Photo 3). Tips: Turn foot clockwise to raise higher. Turn foot counter- clockwise to lower. Turn both feet clockwise to move bubble to the front.
  • Page 8 GO: Press [GO] key to dispense the powder once you have entered a given charge. Or press key to stop during dispensing. Pressing [GO] again will resume dispensing. ZERO: Key is used to re-zero the scale. For example, to weigh powder in a powder pan, you would first place an empty pan on the scale platen and press [ZERO] key to re-zero the scale.

  • Page 9: Menu Settings

    Menu Setting value Description (use keys [2] or [8]) (use keys [4] or [6]) (*=default) Auto on*/oFF Auto dispense MAtCh on/oFF* Match mode see Bluetooth Setting for more details nAME Composed of 5 digits (0~9) Set bluetooth parameters AB (default AB = 00) see pg.14, User Defined Powder Configuration for more details Configure user defined powder PoWdE...

  • Page 10: Select Powder Type

    1. When the display shows C 50, remove the 20 gram weight and add the 50 gram weight to the platen. When "Stable" is displayed, press the [CAL] key. See Fig. 4. 2. Now the display will show 50.00g. See Fig. 5. Remove weight from the platen, and place in the weight holders.

  • Page 11: Interrupt Dispensing

    3. Return the empty scale pan onto the scale platen. When the display shows “0.0” the MatchMaster will automatically dispense the charge. INTERRUPT DISPENSING • To interrupt and change charge weight: Dispense charge and leave powder in the scale pan, press [CANCEL] key to interrupt and temporarily change to Manual mode.

  • Page 12: Quick Drain Feature

    QUICK DRAIN FEATURE Follow these steps to quickly drain the remaining powder from your dispenser: 1. Move MatchMaster along work surface until the back half of the unit is accessible, but making sure the center of mass marking does not go past the edge of the surface (Photo 4).

  • Page 13: Clean Tube Seals

    CLEAN TUBE SEALS Sometimes powder can get lodged in the tube seals. It is recommend to periodically remove tubes and seals to clean. Turn tubes in a counter-clockwise direction to remove them. Remove seal covers by sliding them up out of the main housing. Rub seals slightly to ensure seals return to circular shape before Remove Tubes placing seals back to seal cover.

  • Page 14: Bluetooth Download/Connect To Rcbs App

    BLUETOOTH DOWNLOAD/CONNECT TO RCBS APP (optional) 1. Download the RCBS App from the App Store (Apple® devices) or Google Play (Android™ devices). Turn on Bluetooth on your mobile device and open the RCBS app. 2. Sign up by selecting a Username and Password and entering the other requested information.
  • Page 15 To operate in Pair mode, you must ensure that the MatchMaster is ready to pair each time you use it. The RCBS logo will flash when the MatchMaster is ready to pair. At that point, the app should be able to connect to your MatchMaster.

  • Page 16: User Defined Powder Configuration

    USER DEFINED POWDER CONFIGURATION This section is for those who want to increase the efficiency of their dispensing and make improvements on the current default powder configuration settings. Since there are four different dispense speeds and several different MatchMaster units, default settings are established to accommodate all.

  • Page 17: Error Messages

    ERROR MESSAGES ERR01 Invalid uSr parameter value or use of undefi ned uSr ERR02 Invalid input range. Example: attempt to select uSr 99 ERR03 Powder type not specifi ed ERROR Other error STORAGE AND SHIPPING Before storing or shipping the MatchMaster, please activate the transportation protection mechanism by turning the screw at the side counter-clockwise, then removing it or leaving it in a "popped out"...

  • Page 18: Appendix 1: Default Powder Configuration Settings

    Appendix 1: DEFAULT POWDER CONFIGURATION SETTINGS POWDER SLOW FAST DISPENSE SPEED POWDER RELODER 50 RELODER 15 300-MP BULLSEYE EXAMPLE MODE STANDARD MATCH STANDARD MATCH STANDARD MATCH STANDARD MATCH Appendix 2: 7-SEGMENT DISPLAY CHARACTERS Char Display Display Char Display Display Char Display...

  • Page 19: Appendix 3: Powder Kernel Weight Reference

    Appendix 3: POWDER KERNEL WEIGHT Approximate Kernel Weight Reference Item Powder Type Powder Powder Preferred Unit Weight Manufacturer Dispense (Gn) Speed * Extruded Hodgdon Retumbo Extruded Alliant Reloder 33 0.0570 Extruded Hodgdon H50BMG 0.0680 Extruded IMR 7828 0.0388 Extruded Alliant Reloder 50 Extruded Hodgdon...

  • Page 20: Appendix 4: Detailed Explanation Of Powder

    Appendix 4: DETAILED EXPLANATION OF POWDER DISPENSE PARAMETERS (Ex=Example) A - Powder Size - Powders have different flow characteristics based on their shape and weight. This parameter will determine the correct transition speed for the Large tube based on the powder size. It also stops the scale short of the desired target weight, but within tolerance, by the amount listed below for each setting.

  • Page 21: Appendix 5: Powder Dispense Parameter Step

    Appendix 5: POWDER DISPENSE PARAMETER STEP FUNCTION This feature allows the user the ability to step through the user defined powder dispense parameters, E thru I. Upon completion of setting Powder Dispense Parameters, A-I; depress "GO" to save, "Test" will display. If you choose not to run test and step through parameters, E-I;...
  • Page 22 12. When Parameter "H" is displayed and accepted, depress "GO" to accept and proceed to Parameter "I". • If Parameter "H" needs to be modified, depress "CAL" and modify the value to produce desired stop point. Select "GO" to accept. •...

  • Page 23: Warranty

    Should you believe that your MatchMaster Powder Scale/Dispenser is defective in material or workmanship, you must return it to RCBS, postage paid for evaluation. If defective, the product will be repaired or replaced at RCBS’ option, at no charge.
  • Page 24 If you disagree, tell us—we want to do something about it! Customer Service 1-800-533-5000 (U.S. or Canada) E-mail rcbs.tech@vistaoutdoor.com, or visit www.rcbs.com RCBS • 605 Oro Dam Blvd. East • Oroville, CA 95965 11/19 RCBS is a registered trademark of Vista Outdoor Inc.

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