Minnich A-1C Operators & Service Manual

Dowel drill

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Operators & service manual (31 pages)

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A-1C DOWEL DRILL

OPERATOR/SERVICE MANUAL

Minnich Manufacturing

1444 ST RT 42

Mansfield,OH 44903

Contact

Phone: (419)-903-0010

Email: sales@minnich-mfg.com

Revision Date:

07/19/2023

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Page 1 A-1C DOWEL DRILL OPERATOR/SERVICE MANUAL Minnich Manufacturing 1444 ST RT 42 Mansfield,OH 44903 Contact Phone: (419)-903-0010 Email: sales@minnich-mfg.com Revision Date: 07/19/2023...
Page 2: Table Of Contents
Air Cylinder Information........................23 Chapter 2-Parts Manual...........................24 Oiler Information...........................44 Hammer Parts Manual.........................46 Warranty Information...........................48 It is Minnich’s policy to constantly strive to See engine manual for information pertaining improve our products. The information, spec- to the engine. ifications, and illustrations in this publication...
Page 3: General Warnings
GENERAL WARNINGS CALIFORNIA PROPOSITION 65 Engine exhaust and some of its constituents, and some dust created by power sanding, sawing, grinding, drilling and other construction activities contains chemicals known to the Sate of California to cause cancer, birth defects and other reproductive harm.
Page 4: General Safety
GENERAL SAFETY Do not operate or service the equipment before SAFETY SYMBOLS reading the entire manual. Safety precautions Potential hazards associated with the operation should be followed at all times when operating this of this equipment will be referenced with hazards equipment.
Page 5 ∆ Never use accessories or attachments that are glasses, respirator protection, hearing pro- not recommended by Minnich for the equip- tection, steel-toes boots and other protec- ment. Damage to the equipment and/or injury tive devices required by the job or city and to user may result.
Page 6 GENERAL SAFETY ENVIRONMENTAL SAFETY/DECOMMISSIONING ∆ DO NOT expose vibrator to rain. ∆ DO NOT use vibrator motor in damp or wet ∆ DO NOT pour waste or oil directly into the locations without proper electrical circuits. ground, down a drain or into any water ∆...
Page 7 PINCH PIVOT POINTS proper size and pressure rating for the drill unit. WARNING ∆ Make sure the lubricator is filled with proper NOISE MAY DAMAGE HEARING lubricant. See Minnich recommended lubricant WEAR PROPER HEARING PROTECTION below. FLYING PARTICLES MAY CAUSE EYE INJURIES WEAR PROPER EYE STAND OWNERS MANUAL COMPLETELY.
Page 8 Placement and consolidation To find the latest revision of this publication, visit our website at: www.minnich-mfg.com The force exerted by an internal concrete vibra- tor is controlled by the weight and the speed at which the eccentric rotates. The centrifugal...
Page 9 GENERAL SAFETY TOOL USE AND CARE SERVICE 1. Only qualified persons should operate the 1. DO NOT run the drill unit while you make machine. Make sure you operate and service your adjustments and repairs unless the procedure is machine according to the instructions listed in this approved.
Page 10: General Specifications
GENERAL SPECIFICATION A-1C Single Drill, On Slab Unit 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 Drill Steel Shank .875”...
Page 11 GENERAL SPECIFICATION Pneumatic Connection: • An approved air disconnect is required to be installed in accordance to all Local and National Codes. Environmental: • +5°C to +40°C (+41°F to +104°F) • 50% Rh at +40°C (+104°F), (90% Rh at +20°C (+68°F)) •...
Page 12 SAFETY DECAL LOCATION All safety labels on Minnich Manufacturing units have been carefully placed so they can be easily seen at all times. There are several WARNING WARNING -2-BW different types of labels on the units. Always BE SURE SUPPLY LINES ARE SECURE keep these warnings free of dirt, concrete, DO NOT EXCEED 120 PSI (8.25 BARS)
Page 13: Safety Decal Location
SAFETY DECAL LOCATION Dowel Drill Manual...
Page 14: Pressure Regulator
PRESSURE REGULATOR OPERATION A regulator is used in a compressed air system to maintain nearly constant outlet pressure despite changes in the inlet air pressure and changes in downstream flow requirements. Outlet pressure is controlled by the adjusting screw (1). clockwise rotation increases and counter- clockwise rotation decreases outlet pressure setting.
Page 15 SETUP UNLOADING THE UNIT POSITION MACHINE FOR DRILLING If you’re A-1C unit is on a truck bed or other • Position the drill unit where the first set of plat-form and needs to be lifted into position, holes is to be drilled, keeping the drill unit back use the from the edge of the slab slightly.
Page 16 OPERATIONS 1. Make sure the lubricator is full. See OPERATOR POSITION recommended lubricants on page 3-1. A-1C series units should be filled every two hours. 2. Use a 3/4” (19mm) hose to supply air to the Failure to follow the instructions below may re- drill unit for A-1C series units.
Page 17 Troubleshooting Air Drill PROBLEM: DRILL DOES NOT RUN Cause Remedy DRILL NOT GETTING AIR 1. On Multi Drill units, switch airline with drill that is working properly. If drill now runs check the air control valve. If the valve works, check the drill.
Page 18 Troubleshooting Air Drill PROBLEM: DRILL RUNS SLOW OR DOES NOT DRILL EFFECTIVELY Cause Remedy NOT ENOUGH AIR REACHING On Multi Drill units. Turn off one or two drills. If DRILL. IT SHOULD HAVE 100SCFM the remaining drills pick up speed, check the air (47.2DM^3/ .) PER DRILL AND 110 compressor.
Page 19 OPERATIONS MANUAL Be sure lubricator is full. See recommended oils below. Step 1 Step 2 Make sure slab wheels are square against face of slab. Step 3 Using feed control valve, feed bit against slab. Using drill control valve, turn drill on and drill until the Step 4 drill slider is against the stop clamp, which should be set for the required depth of hole.
Page 20: Drill Steel Guide
All war- 5. On average you can get 180 holes, 9” ranty claims must be submitted to Minnich (228.6mm) deep per bit. for evaluation and sent to the supplier for 6.
Page 21 DRILL STEEL 1 Piece Steel & Bit (Whirly Bit) Part Number Hole Diameter Shank Size UC Length 005367-12.00 5/8” (15.9mm) 7/8” x 4 1/4” (22.2mm x 107.9mm) 12” (30.5cm) 005367-24.00 5/8” (15.9mm) 7/8” x 4 1/4” (22.2mm x 107.9mm) 24” (61.0cm) 004209-12.00 3/4”...
Page 22 DRILL STEEL Usage Calculation The calculations below are nominal and could vary depending on the hardness of the concrete, aggregates used and the possibility of bits hitting steel reinforcement. Whirly Bit, Taper Bit and “H” Thread Bit (B)Bit=180 holes x 9” (22.86cm) B=1620”...
Page 23 CYLINDER INFORMATION Oversize Rod Cylinders (Feed) Standard Rod Cylinders Rod Diameter Service Kit Part # Rod Diameter 1.50” (3.81 cm) Bore 5/8” (1.59 cm) A12899-1.500 2.50” (6.35 cm) Bore 1” (2.54 cm) A12895-2.500 5/8” (1.59 cm) A12899-2.500 3.25” (8.26 cm) Bore 1 3/8”...
Page 24: Chapter 2-Parts Manual
PARTS MANUAL Dowel Drill Manual...
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Page 41 GENERAL SAFETY Dowel Drill Manual...
Page 42 GENERAL SAFETY Dowel Drill Manual...
Page 43 PARTS MANUAL Dowel Drill Manual...
Page 44 GENERAL SAFETY 50# (23kg) Rock Drill 0A9350-00000 Dowel Drill Manual...
Page 45 GENERAL SAFETY *WHEN ORDERING REPLACEMENT PARTS YOU NEED TO FURNISH THE MODEL AND SERIAL NUMBER OF THE DRILL TOOL* Dowel Drill Manual...
Page 46 OILER INFORMATINO Lubricator (007330-00000) Warning: DO NOT place plastic bowl unit in service without metal bowl guard installed. Plastic bowl units are sold only with metal bowl guards. To minimize the danger of flying fragments in the event of plastic bowl failure, the metal bowl guards should not be removed. If the unit is in service without the metal bowl guard installed, manufacturer’s warranties are void, and the manufacturer assumes no responsibility for any resulting loss.
Page 47: Oiler Information
OILER INFORMATION MAINTENANCE 1. Given clean operating conditions, this unit should be trouble-free. Contaminants from dirty oil may col- lect on the siphon tube inlet filter, requiring the filter to be cleaned by tapping on a hard surface and blow- ing off with an air blow gun.
Page 48 NOTES Dowel Drill Manual...
Page 49 The product must have been purchased resulting from the installation or removal of this directly from Minnich or from an authorized product from any installation, any unauthorized Minnich reseller. tampering with this product, any repairs at-...
Page 50 Scan for Helpful Videos! WE ACCEPT THE FOLLOWING CARDS! NON-DEALER AND INTERNATIONAL COSTUMERS: Contact Minnich Manufacturing through the following num- ber to locate a dealer near you. (419-903-0010) All orders are treated as Standard Orders and will ship the same day if received prior to...

This manual is also suitable for:

A-1c-48 A-1c-36 A-1c-30 A-1c-24