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o p E R at i n g i n s t R U c t i o n s M a n U a L
MUELLER
A-3
Drilling
TM
and Tapping
Machine
!
WARNING:
1. Read and follow instructions carefully. Proper training and periodic review
regarding the use of this equipment is essential to prevent possible serious
injury and/or property damage. The instructions contained herein were
developed for using this equipment on fittings manufactured by Mueller Co.,
and may not be applicable for any other use.
2. Do not exceed the pressure ratings of any components or equipment.
Exceeding the rated pressure may result in serious injury and/or property
damage.
3. Safety goggles and other appropriate protective gear should be used.
Failure to do so could result in serious injury.
4. Pressure test, check for and repair leaks in all fittings and components
each time one is installed or any joint or connection is broken. Failure
to find and repair a leak from any source in the fittings, by-pass lines or
equipment could result in an explosion and subsequent serious injury and/
or property damage.
5. Mueller Drilling Machines and Equipment have been carefully designed
and engineered to work together as a unit. The use of equipment
manufactured by someone other than Mueller Co. may cause excessive
wear or a malfunction of the Mueller machines.
®
Installation & Operating Instructions
All warranties, expressed or implied, for Mueller Drilling Machines are
rendered null and void if the machines are used with shell cutters or
equipment manufactured by someone other than Mueller Co.
tAble of ContentS
General Information
Maintenance Instructions
Parts Information
Notes
Reliable Connections
Customer Service Center
Decatur, Illinois
800.798.3131
www.muellercompany.com
moreinfo@muellercompany.com
PAGe
2
3
4-9
10
11
TM
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Summary of Contents for Mueller A-3
- Page 1 The instructions contained herein were developed for using this equipment on fittings manufactured by Mueller Co., and may not be applicable for any other use.
-
Page 2: General Information
It also prevents the drill from 200psi with power clevis dropping to the threaded section of the combined drill and tap. This design eliminates unnecessary tool Items Inserted with A-3 Drilling and Tapping Machine damage and is recommended for ITem SIze OperATIOn meThOD low-pressure drillings. -
Page 3: Maintenance Instructions
If necessary, replace the seat remove any burrs or scale which washer and seat nut washer would prevent the tool from seating with new Mueller washers only. ® properly. Ordinary washers will not work satisfactorily. -
Page 4: Installation & Operating Instructions
This web belt does not chain yoke. damage the exterior covering of the pipe. A-3 Machine chain is for use on pipe up to 16” in size. Use the proper length and type of extension chain when tapping pipe in larger... - Page 5 6. Continue the tapping operation 5. Thoroughly coat the tool with until the tapping line on the boring Mueller Cutting Grease. (D.) ® bar, just under the collar, is flush with the top thread on the feed cap sleeve.
- Page 6 A/C PIPE: Only hand operation of operator is completed. Completion of drilling the A-3 machine is recommended operation can be easily detected by The A-3 Drilling and Tapping when working on A/C pipe, torque required to resist power unit...
- Page 7 Drilling and Tapping Machine Installation and Operating Instructions Remove The Tool Attach Valve Or Plug To Boring Bar 1. If hand ratchet was used, reverse 1. IMPORTANT – Check to be the ratchet handle by adjusting it for counter-clockwise rotation. sure that the valve is fully closed.
- Page 8 Drilling and Tapping Machine Installation and Operating Instructions Insert The Valve Or Plug 3. Turn the ratchet handle counter- Remove The Machine clockwise to take out the play and 1. Hold boring bar in uppermost 1. Loosen the chain nuts. strike the end of the hand a sharp position and turn bypass valve hand 2.
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Page 9: Installation & Operating Instructions
Drilling and Tapping Machine Installation and Operating Instructions To Remove A Valve Or Plug 10. Tighten tool-retaining screw. Installed In A Pipe Under 11. Pull boring bar to the rearmost Pressure position in the feed cap. 1. Shut off the valve. 12. -
Page 10: Parts Information
Drilling and Tapping Machine Parts Information pArT # DeScrIpTIOn 86391 Handle extension 85308 Ratchethandlecomplete 88366 Cuttinggrease 90322 Allen wrench 40028 Chain nutwrench 40205 Chisel 75409 Wrench 46029 Boring bar nut 40004 Ratchetdog 40137 Ratchetwheel 40007 Spring 40006 Spring pin 502027 Rollpin 502025 Pivot arm 11 12... -
Page 11: Notes
Drilling and Tapping Machine Notes... - Page 12 Copyright © 2016 Mueller Co., LLC. All Rights Reserved. The trademarks, logos and service marks displayed in this document herein are the property of Mueller Co., LLC, its affiliates or other third parties. Products marked with a section symbol ( § ) are subject to patents or patent applications. For details, visit www.mwppat.com. These products are Form 8541 - Rev 10/16 intended for use in potable water applications.
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