Table of Contents
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Table of Contents
Summary of Contents for BEST ACCESS SYSTEMS AD432
- Page 1 SERVICE MANUAL...
- Page 2 United States of America. Information in this document is subject to change without notice and does not represent a commitment on the part of Best Access Systems. The software described in this document are furnished under a license agreement or nondisclosure agreement.
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Page 3: Table Of Contents
ONTENTS IGURES 1–1 ETTING TARTED Introduction 1–1 Product family diagram 1–2 Documentation package 1–3 Technical support 1–3 Support services 1–3 Telephone and web technical support 1–3 Training seminars 1–3 2–1 ARTS Exploded diagram of a key combinator—left hand 2–2 Exploded diagram of a key combinator—right hand 2–3 Key options 2–4... - Page 4 Contents 3–1 ERVICE AND AINTENANCE Combinator handing 3–2 Left-handed vs. right-handed combinators 3–2 Maintenance tools 3–2 BEST tools 3–2 Additional tools 3–3 Cutting keys 3–4 Loading the key 3–4 Cutting the key 3–5 Unloading the key 3–6 Converting the combinator between the A2, A3, and A4 systems 3–7 Replacing the depth selector 3–7...
- Page 5 IGURES ETTING TARTED Key combinator product family 1–2 ARTS LH key combinator 2–2 RH key combinator 2–3 Standard key blank 2–4 Premium key blank 2–4 Patented key blank 2–4 ERVICE AND AINTENANCE BEST maintenance tools 3–2 Loading a key 3–4 Key in the key clamp spring 3–5 Cutting a key...
- Page 6 Figures Inserting a key into the key gauge 3–18 Calibration measurement scale 3–19 Marking the depth selector assembly 3–20 Loosening the spanner nut 3–21 Turning the depth adjuster counterclockwise 3–22 Turning the depth adjuster clockwise 3–23 Loading a key 3–25 Adjusting the key clamp spring 3–26 Lubricating parts...
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Page 7: Getting Started
ETTING TARTED NTRODUCTION The Key Combinator Service Manual contains essential information to help you maintain your BEST key combinator. Key Combinator Service Manual 1–1... -
Page 8: Product Family Diagram
Getting Started RODUCT FAMILY DIAGRAM Spanner wrench Calibration gauge Circlip pliers Key combinator Chip tray Premium key blank Standard key blank Patented key blank Figure 1.1 Key combinator product family 1–2 Key Combinator Service Manual... -
Page 9: Documentation Package
Friday, between 7:00 a.m. and 4:00 p.m. eastern standard time; or visit the web page, www.BestAccess.com. Training Best Access Systems regularly holds factory training seminars for seminars owners of BEST masterkey systems. Your BEST Representative may hold regular seminars as well. Contact your representative for information on these seminar opportunities. - Page 10 Getting Started 1–4 Key Combinator Service Manual...
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Page 11: Parts
ARTS The following pages contain descriptions and figures for the key combinator. Key Combinator Service Manual 2–1... - Page 12 Parts 2–2 Key Combinator Service Manual...
- Page 13 Parts Key Combinator Service Manual 2–3...
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Page 14: Key Options
Parts EY OPTIONS The following key options are offered by BEST. Refer to the Core and Key Service Manual (T35527) for ordering information. Standard key Standard keys are cut by the AD433 key combinator. Figure 2.3 Standard key blank Premium key Premium keys are cut by the AD433P key combinator. -
Page 15: Keyway Options
Parts EYWAY OPTIONS The following section lists BEST keyways and the combinators that must be used to cut the keys. Note: BEST key combinators are available only to registered BEST customers who currently have the A2, A3, or A4 masterkey system. For more information, contact your local BEST Representative. - Page 16 Parts 2–6 Key Combinator Service Manual...
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Page 17: Service And Maintenance
ERVICE AND AINTENANCE This chapter contains instructions for servicing and maintaining key combinator components, and a section for troubleshooting common problems. page Understand combinator handing 3–2 Look at maintenance tools 3–2 Cut keys 3–4 Convert your combinator between A2, 3–7 A3, and A4 systems Replace the punch and die 3–9... -
Page 18: Combinator Handing
Service and Maintenance OMBINATOR HANDING Left-handed vs. The terms “left-handed” and “right-handed” describe the handing of a right-handed combinator, but this is not a convenience feature for left-handed or right-handed individuals. The handing on a combinator is distinguished combinators by the position of its operating lever. The operating lever position determines which types of keys the combinator can cut. -
Page 19: Additional Tools
Service and Maintenance Additional tools The following Allen wrenches are used for servicing your key combinator: ″ 3/32 ″ 7/64 ″ ″ 9/64 ″ 5/32 ″ 3/16 Key Combinator Service Manual 3–3... -
Page 20: Cutting Keys
Service and Maintenance UTTING KEYS BEST recommends that you secure your key combinator to a flat surface before you begin cutting keys. You can install bolts either through each of the rubber feet or through two holes on the base of the combinator. Contact BEST for further instructions. -
Page 21: Cutting The Key
Service and Maintenance 4. Turn the key clamp knob clockwise, locking the key blank into the key carriage (for left-handed combinators, turn the key clamp knob counterclockwise). The key clamp knob hangs loosely in the six o’clock position, as shown in Figure 3.3 Key clamp spring Knife edge... -
Page 22: Unloading The Key
Service and Maintenance 4. Move the depth selector dial to the keycut depth number that you need for your key. See Figure 3.4. Be sure to let go of the depth selector before making a cut. Any pressure placed on the depth selector dial can cause the key to be cut Caution incorrectly. -
Page 23: Replacing The Depth Selector
Service and Maintenance A2, A3, ONVERTING THE COMBINATOR BETWEEN THE SYSTEMS The BEST AD433 key combinator gives you the ability to change from one masterkey system to another by replacing the depth selector. For example, you may want to change from an A2 System to an A4 System. Replacing the To remove the depth selector: depth selector... - Page 24 Service and Maintenance To reinstall the depth selector: 1. Turn the dial on the depth selector assembly to the “0” mark. 2. Align the two holes on the bottom of the depth selector assembly with the threaded holes on the combinator. See Figure 3.6.
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Page 25: Replacing Parts
Service and Maintenance EPLACING PARTS Replacing the To remove the punch and die: punch and die 1. Make sure that the operating lever is in the upright position. 2. Remove the depth selector (page 3–7). Save all of the parts. 3. -
Page 26: Reinstalling The Depth Selector
Service and Maintenance To reinstall the punch and die: 1. Make sure that the spring is resting in the space between the guide rails. 2. Assemble the punch so that it sits in the die as shown in Figure 3.8. 3. -
Page 27: Replacing The Key Carriage
Service and Maintenance Replacing the To perform any service to the key carriage, the operating lever must be key carriage in the upright position. To remove the key carriage: ″ 1. Using a 1/8 Allen wrench, unscrew the two fastener screws at the rear of the key carriage. -
Page 28: Reinstalling The Key Carriage
Service and Maintenance To reinstall the key carriage: 1. Wipe off any excess grease and oil from the key carriage. Wipe off any chips that have built up inside the combinator or on the key stop area. 2. Lightly lubricate both the right and left sides of the key carriage (page 3–28). -
Page 29: Replacing The Operating Lever
Service and Maintenance 6. With the key carriage in place, install the rear stop plate with the two fastener screws onto the back of the key carriage. Secure the ″ screws using a 1/8 Allen wrench. 7. Calibrate a key to make sure the new key carriage is properly installed (page 3–16). -
Page 30: Removing The Operating Lever
Service and Maintenance 4. Pull the base of the operating lever assembly up and out of the key combinator housing. Keep your fingers away from the springs when removing this assembly. The operating handle is spring-loaded, and springs will Caution disengage and could scratch your fingers. -
Page 31: Reinstalling The Operating Lever
Service and Maintenance To reinstall the operating lever: 1. With the operating handle resting on the key combinator base, align the holes in the operating lever with the holes on the lever branch and slide the lever pin into position. The lever pin may be difficult to insert in the holes. -
Page 32: Calibrating The Key Combinator
Service and Maintenance ALIBRATING THE KEY COMBINATOR Occasionally you will need to calibrate your combinator’s cutting depth to make sure that keys are being cut properly. Cutting a To cut a calibration key: calibration key 1. Gripping the key clamp knob, pull the key carriage completely forward. -
Page 33: Cutting A Calibration Key
Service and Maintenance 5. Move the dial on the depth selector assembly to the “ ” line, CALIBRATE which is located below “0”, as shown in Figure 3.14. Dial Calibrate line Key clamp knob Front view of combinator Figure 3.14 Cutting a calibration key 6. -
Page 34: Placing The Key In The Gauge
Service and Maintenance 10. Turn the key clamp knob counterclockwise (for left-handed combinators, turn the key clamp knob clockwise). 11. Slide the key out. Placing the key To place the key in the gauge: in the gauge 1. Insert the blade of the key into the key gauge frame. Secure the key so that the key blade is flat against the back of the frame, and the bottom of the key is against the base of the frame. -
Page 35: Totaling The Measurement
Service and Maintenance 4. On Scale 3, read the line that best aligns with a line on Scale 2. Each ″ line on Scale 3 stands for 0.0001 (one ten-thousandth of an inch). Scale 3 Scale 2 Scale 1 Scale 3 Scale 2 Scale 1 Centerline of Scale 1... -
Page 36: Adjusting The Depth Selector
Service and Maintenance Adjusting the To adjust the depth selector for a micrometer reading measuring less depth selector than 0.2490″: 1. With a lead or grease pencil, mark a straight line across the depth selector assembly. See Figure 3.17. Mark across depth selector assembly Front view of combinator... -
Page 37: Loosening The Spanner Nut
Service and Maintenance 2. While holding the depth adjuster in place, use a spanner wrench to loosen the spanner nut. See Figure 3.18. Spanner wrench Spanner nut Depth adjuster Front view of combinator Figure 3.18 Loosening the spanner nut 3. Turn the depth adjuster counterclockwise (turning the depth ″... -
Page 38: Turning The Depth Adjuster Counterclockwise
Service and Maintenance Depth adjuster Rotate the depth adjuster counterclockwise. Front view of combinator Figure 3.19 Turning the depth adjuster counterclockwise 4. While holding the depth adjuster in place, tighten the spanner nut. If the depth adjuster moves while you are tightening the spanner nut, go to Step 5. -
Page 39: Turning The Depth Adjuster Clockwise
Service and Maintenance To adjust the depth selector for a micrometer reading measuring more than 0.2510″: 1. With a lead or grease pencil, make a mark across the depth selector assembly. See Figure 3.17. 2. While holding the depth adjuster in place, use the spanner wrench to loosen the spanner nut. - Page 40 Service and Maintenance 5. If the depth adjuster moves while you are tightening the spanner nut: Loosen the spanner nut again. Return the depth adjuster to its original position, using the lead or grease mark as your reference. Repeat Step 2 through Step 4. 6.
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Page 41: Adjusting The Key Clamp Spring
Service and Maintenance DJUSTING THE KEY CLAMP SPRING Because keys may vary slightly in thickness, you may need to occasionally adjust the key clamp spring to make sure that keys are properly clamped in the key carriage. If your key is either difficult to insert or too loose to clamp into place, perform the following steps. -
Page 42: Adjusting The Key Clamp Spring
Service and Maintenance ″ 4a. If the key is difficult to insert, use a 5/32 Allen wrench to turn the adjustment screw clockwise, in 30° increments, until you achieve the appropriate insertion force. You may need to pull the operating lever down slightly to properly position your Allen wrench. -
Page 43: Preventative Maintenance
Service and Maintenance REVENTATIVE MAINTENANCE Preventative maintenance is vital for keeping your key combinator functioning properly. To ensure accurate keycuts and avoid possible malfunctions, periodically perform the tasks below. It is also a good idea to keep your key combinator covered whenever it is not in use. Doing so will help keep dust and other foreign particles out of the crevices of the combinator. -
Page 44: Lubricating Parts
Service and Maintenance UBRICATING PARTS It is important to lubricate your key combinator regularly with a quality #10 non-detergent motor oil. Signs that your combinator is overdue for lubrication include: squeaking sounds corrosion difficulty making keycuts tightness in moving the operating lever. Guidelines for To avoid damaging your combinator and causing inaccurate keycuts, lubrication... -
Page 45: Lubricating Parts
Service and Maintenance To lubricate the operating lever: 1. Apply one drop of oil onto each side of the operating lever frame. Figure 3.23. 2. Apply one drop of oil onto the springs connected to the operating lever. 3. Apply one drop of oil to each of the other linkages that you can conveniently reach. -
Page 46: Lubricating The Punch And Die
Service and Maintenance To lubricate the punch and die: 1. Remove the following items: depth selector assembly (page 3–7) punch and die assembly (page 3–9). 2. Apply one drop of oil each of the sides of the die block. See Figure 3.24. -
Page 47: Troubleshooting
Service and Maintenance ROUBLESHOOTING This table summarizes the possible causes for the most common key combinator problems. The causes are listed in the order of likelihood. (The most likely cause is first, and so forth.) You notice… Possible causes include… You should…... - Page 48 Service and Maintenance 3–32 Key Combinator Service Manual...
- Page 49 LOSSARY Calibrate To check against a known standard and adjust to that standard. ″ Calibration depth Standard keycut measurement (.2500 ) that the key combinator should cut when the calibration position is selected. Calibration Position on the depth selector that, when selected, position sets up the key combinator to cut the calibration depth keycut.
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Page 50: G Lossary
Glossary Key combinator Machine that notches cuts into BEST key blanks for BEST masterkey systems. Keycut Notch in a key that fits a corresponding pin segment of a core. Keycut depth Distance from the bottom of the keycut to the underside of the key blade. - Page 51 REVENTATIVE AINTENANCE Use the following page to record periodic cleaning and maintenance tasks that are performed on your key combinator. The frequency with which you perform these tasks may vary based on your specific needs. Key Combinator Service Manual B–1...
- Page 52 Preventative Maintenance B–2 Key Combinator Service Manual...
- Page 53 NDEX adjusting the depth selector exploded diagrams for key cut measuring less than 0.2490" see part numbers and drawings 3–20 for key cut measuring more than 0.2510" 3–23 key calibration gauge 3–2 adjusting the key clamp spring 3–25 key carriage 6-pin Peaks assembly 2–2 7-pin Peaks assembly...
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Page 54: Index
Index machine handing 3–2 spanner wrench 3–2 maintenance, preventative support, technical general tasks 3–27 see technical support record sheet B–2 technical documentation package numbers, for parts 1–3 see part numbers and drawings technical support 1–3 troubleshooting 3–25 operating lever lubricating 3–29 reinstalling 3–15...