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Minnich A-1C-48 Owner's/Operator's Manual

Dowel drill
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A-1C/A-2C Dowel Drill
Owner/Operator Manual
Machine Serial Number: _____________________________________________________________
Hammer Serial Number(s): ___________________________________________________________
Hours of Operation
Monday thru Friday 7:30 AM to 4:00 PM Eastern Standard Time
1444 State Route 42
Phone: 419-903-0010
Toll Free: 800-524-1033
Mansfield, OH 44903
Fax: 419-903-0110
Form: MM-A-1C/A-2C
Revised:

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Summary of Contents for Minnich A-1C-48

  • Page 1 A-1C/A-2C Dowel Drill Owner/Operator Manual Machine Serial Number: _____________________________________________________________ Hammer Serial Number(s): ___________________________________________________________ Hours of Operation Monday thru Friday 7:30 AM to 4:00 PM Eastern Standard Time 1444 State Route 42 Phone: 419-903-0010 Toll Free: 800-524-1033 Mansfield, OH 44903 Fax: 419-903-0110 Form: MM-A-1C/A-2C Revised:...

  • Page 2: Table Of Contents

      Table of Contents Chapter 1—Introduction ......................1-1 To the Customer ........................1-1 Warranty ..........................1-2 General Specifications ......................1-3 Safety Information ......................... 1-6 Decal Location ........................1-8 Chapter 2—Controls and Gauges ....................2-1 Pressure Regulator ....................... 2-1 Lubricator ..........................2-2 Chapter 3—Standard Setup .......................

  • Page 3: To The Customer

    Record your machine serial number and hammer serial numbers in the appropriate spaces provided on the title page. Your Minnich sales rep needs this information to give you prompt, efficient service when you order parts.

  • Page 4: Warranty

    Warranty does not apply if the part or product substantially fulfills the performance specifications. Minnich Manufacturing shall not in any event be liable for the cost of any special, indirect, or conse- quential damages as a result of this product.

  • Page 5: General Specifications

    Three position drilling with 48” unit: Horizontal, Vertical and 35° Stitch Urethane filled tires 3-1 skew drilling standard Adjustable drill height and depth Dust collection is available Model A-1C-48 A-1C-36 A-1C-30 A-1C-24 .875” x 4.25” .875” x 4.25” .875” x 3.25”...
  • Page 6   General Specifications A-2C Multiple Drill, On Slab with Steering Three position drilling: Horizontal, Vertical and 35° Stitch Urethane filled tires Larger oiler for easy maintenance Adjustable drill height, depth and centers Dust collection is available Model A-2C .875” x 4.25” Drill Steel Shank (2.22cm x 10.79cm) 24”...
  • Page 7   General Specifications Pneumatic Connection:  An approved air disconnect is required to be installed in accordance to all Local and National codes. Environmental:  +5° to +40°C (+41°F to +104°F)  50% Rh at +40°C (+104°F), (90% Rh at +20°C (+68°F)) ...
  • Page 8 This information applies to the dowel pin facturer. Unauthorized modification may drill unit only. Minnich has no control or result in serious injury or death. particular knowledge of the power source that will be used. Refer to the manual ac-...
  • Page 9   Safety Section eye and hearing protection. Dust mask, trained users. non-skid safety shoes, hard hat, and/or 7. Maintain machines with care and keep hearing protection must be used for ap- them clean. Properly maintained ma- propriate conditions. Prolonged expo- chines are less likely to bind and are sure to loud noise can cause impair- easier to control.

  • Page 10: Decal Location

      Safety Decal Location All safety labels on Minnich Manufacturing units have  been carefully placed so they can be easily seen at all  mes. There are several different types of labels on  the units. Always keep these warnings free of dirt,  concrete, or anything else that restricts visibility. Nev- er remove the labels for any reason. If the labels on  your machine become worn or in any way difficult to  012287-00006 read, call our parts department for replacements.    012287-00007 012287-00001 012287-00008 012287-00003 012287-00010 012287-00005 012287-00012 Form: MM-A-1C/A-2C Revised: 1-8 ...
  • Page 11   Safety Decal Location 012287-00062 012287-00064 Form: MM-A-1C/A-2C Revised: 1-9 ...
  • Page 12   A-1C Safety Decal Location Form: MM-A-1C/A-2C Revised: 1-10 ...
  • Page 13   A-2C Safety Decal Location Form: MM-A-1C/A-2C Revised: 1-11 ...
  • Page 14   A-2C Safety Decal Location Form: MM-A-1C/A-2C Revised: 1-12 ...

  • Page 15: Chapter 2-Controls And Gauges

      Chapter 2—Controls and Gauges PRESSURE REGULATOR—002880-00000 the desired and bring up OPERATION to the desired point. A regulator is used in a compressed air system 5. Tighten jam out to lock to maintain nearly constant outlet pressure de- pressure setting. spite changes in the inlet air pressure and chang- es in downstream flow requirements.

  • Page 16: Lubricator

      Chapter 2—Controls and Gauges LUBRICATOR—001864-00000 SPECIFICATIONS  Capacity: 0.5 pint (237mL)  Pipe Size: 3/4 in NPT (1.9 cm) ADJUSTMENT Lubricator is set at 5.5 from factory. Different temperatures may affect flow or oil. You might have to adjust the lubricator accordingly. Be sure the lubricator is set so that you always have a light film of oil on the exhaust deflector.

  • Page 17: Chapter 3-Standard Setup

      Chapter 3—Standard Setup 1. Make sure that the lubricator is full. See the ure from the end of the drill stop rod to the stop recommended lubricants below. pad and adjust the depth accordingly. 2. Use a 3/4” (19mm) hose to supply air to the 11.
  • Page 18   Chapter 3—Standard Setup UNLOADING THE UNIT AIR COMPRESSOR CONNECTION  If you’re A-1C/A-2C unit is on a truck bed or oth- Connect the air line to the drill in accordance er platform and needs to be lifted into position, with hose connection instructions in the com- use the **********...
  • Page 19   Chapter 3—Standard Setup the drill stop rod and the drill stop pad. Adjust the stop bolt so that the distance between the stop pad and the stop bolt equals the drill depth. DRILL TEST HOLE Refer to operating instructions to drill the first set of holes.

  • Page 20: Chapter 4-Drilling Operations

      Chapter 4—Drilling Operations 1. Make sure the lubricator is full. See recom- mended lubricants on page 3-1. A-1C series units should be filled every two hours. A-2C se- ries units should be filled every four hours. 2. Use a 3/4” (19mm) hose to supply air to the drill unit for A-1C series units and 1- 1/4”...
  • Page 21   Chapter 4—Drilling Operations PRIOR TO OPERATION the process until all holes are drilled. WARNING! MOVING THE UNIT Move the unit by pushing or pulling to the desired Wear proper safety equipment as position. Be sure the operator is standing in a following hazards may be present during opera- safe location.

  • Page 22: Chapter 5-Service And Maintenance

      Chapter 5—Service and Maintenance RECOMMENDED LUBRICANTS Ambient Temperature (Equivalent SAE) Supplier Below 4°C 4°C—36°C Above 36°C AGIP Rock Drill RD100 Caltex RPM Vistac Oil 32X or RPM Vistac Oil RPM Vistac Oil Rock Drill Lube 46 100X 320X Texaco Rock Drill Lube 46 Rock Drill Lube 100 Rock Drill Lube 320...

  • Page 23: Chapter 6-Troubleshooting

    When diagnosing faults in operation of the air drill, always check that the compressor is supplying the correct SCFM and air pressure as listed in the table. If the drill still does not run or runs slow, please contact your dealer or Minnich Manufacturing for assistance. Problem...
  • Page 24   Chapter 6—Troubleshooting Problem Cause Remedy Drill Does Not Run Drill Not Getting Air 1. On multi drill units, switch airline with drill that is working properly. If the drill now runs, check the air control valve. If the valve works, check the drill.

  • Page 25: Chapter 7-Parts Manual

      Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-1 ...
  • Page 26   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-2 ...
  • Page 27   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-3 ...
  • Page 28   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-4 ...
  • Page 29   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-5 ...
  • Page 30   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-6 ...
  • Page 31   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-7 ...
  • Page 32 Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised:...
  • Page 33 Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised:...
  • Page 34 Chapter 7—Parts Manual A1C Piping Diagram 10/10 Form: MM-A-1C/A-2C Revised:...
  • Page 35 Chapter 7—Parts Manual A1C Piping Diagram Continued 10-10 Form: MM-A-1C/A-2C Revised:...
  • Page 36 Chapter 7—Parts Manual A2C Piping Diagram 10-10 Form: MM-A-1C/A-2C Revised:...
  • Page 37 Chapter 7—Parts Manual A2C Piping Diagram Continued 10-10 Form: MM-A-1C/A-2C Revised:...
  • Page 38 Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-14...
  • Page 39 Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-15...
  • Page 40 Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-16...
  • Page 41   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-17 ...
  • Page 42   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-18 ...
  • Page 43   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-19 ...
  • Page 44   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-20 ...

  • Page 45: Cylinder Service Kits

      Chapter 7—Parts Manual Cylinder Service Kits Oversize Rod Cylinders (Feed) Standard Rod Cylinders Rod Diameter Service Kit Part # Rod Diameter Service Kit Part # 5/8” (1.59cm) A12899-1.500 1.50” (3.81cm) Bore 2.50” (6.35cm) Bore 1” (2.54cm) A12895-2.500 5/8” (1.59cm) A12899-2.500 3.25”...
  • Page 46   Chapter 7—Parts Manual 50lb (23kg) ROCK DRILL—009350-00000 When ordering replacement parts, you need to furnish the model and serial number of the drill tool. Specifications Net Weight 51bs (23kg) Blows Per Minute 2300 7/8” x 4-1/4” (22.2mm x 107.9mm) Chuck Size 3/4”...
  • Page 47   Chapter 7—Parts Manual Form: MM-A-1C/A-2C Revised: 7-23 ...

This manual is also suitable for:

A-1c-36A-1c-30A-1c-24

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