OPERATION AND PARTS MANUAL MODEL CDM1H HAND-HELD CORE DRILL (ELECTRIC MOTOR) Revision #6 (09/08/10) To find the latest revision of this publication, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
CDM1H HAND-HELD CORE DRILL — PROPOSITION 65 WARNING Engine exhaust and some of its constituents, and some dust created by power sanding, sawing, grinding, drillingandotherconstructionactivities contains chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. Some examples of these chemicals are: Leadfromlead-basedpaints. Crystallinesilicafrombricks. Cementandothermasonryproducts. Arsenicandchromiumfromchemically treatedlumber.
CDM1H HAND-HELD CORE DRILL — SILICOSIS WARNING WARNING WARNING SILICOSIS WARNING RESPIRATORY HAZARDS Grinding/cutting/drilling of masonry, concrete, metal and other materials with silica in their composition may give off dust or mists containing crystalline silica. Silica is a basic component of sand, quartz, brick clay, granite and numerous other minerals and rocks.
CDM1H HAND-HELD CORE DRILL — TABLE OF CONTENTS Multiquip CDM1H Hand-Held Core Drill Proposition 65 Warning ............................................. 2 Silicosis Warning ....................................................... 3 Table Of Contents ..................................................... 4 Parts Ordering Procedures ....................................... 5 Safety Message Alert Symbols ................................. 6 Rules For Safe Operation ......................................
www.multiquip.com CDM1H HAND-HELD CORE DRILL — PARTS ORDERING PROCEDURES Ordering parts has never been easier! Choose from three easy options: Order via Internet (Dealers Only): Best Deal! Effective: January 1st, 2006 If you have an MQ Account, to obtain a Username and Password, E-mail us at: parts@multiquip. com.
CDM1H HAND-HELD CORE DRILL— SAFETY MESSAGE ALERT SYMBOLS FOR YOUR SAFETY AND THE SAFETY OF OTHERS! Safety precautions should be followed at all times when operating this equipment. Failure to read and understand the Safety Messages and Operating Instructions could result in injury to yourself and others. This Operation and Parts Manual has been developed to provide complete instructions for the safe and efficient operation of the MQ Model CDM1H Core Drill.
CDM1H HAND-HELD CORE DRILL — RULES FOR SAFE OPERATION DANGER Read this manual! Failure to follow instructions in this manual may lead to serious injury or even death! This equipment is to be operated by trained and qualified personnel only! This equipment is for industrial use only. The following safety guidelines should always be used when operating the MQ Model CDM1H Core Drill. GENERAL SAFETY ■ DO NOT operate or service this equipment before reading this entire manual.
CDM1H HAND-HELD CORE DRILL — RULES FOR SAFE OPERATION ■ Maintain the core drill and drill bits with care. Keep drill bits sharp. Sharp cutting edges are less likely to bind. ■ If drilling into a workpiece that is unattached, use clamps or other means to secure the workpiece so that it will not move. NEVER hold the workpiece by hand or againist your body. ■ Use this core drill only for its intended purpose. DO NOT use this core drill for applications not recommended. ■ Inspect the drill after each use.
CDM1H HAND-HELD CORE DRILL — RULES FOR SAFE OPERATION TRANSPORTING ■ ALWAYS place the core drill inside its carrying case when work has been completed. ■ ALWAYS wrap power cord neatly to avoid damage. ■ ALWAYS place wrenches back into carrying case when work has been completed. MAINTENANCE ■ NEVER lubricate components or attempt service on a running core drill. ■ ALWAYS allow the core drill a proper amount of time to cool before servicing. ■ Keep the core drill in proper running condition.
CDM1H HAND-HELD CORE DRILL — GENERAL INFORMATION APPLICATION COBRA BIT (M18) SET-UPS – up to 5-in. dia. The MQ CDM1H Hand-Held Core Drill is designed to be used for either dry or wet drilling applications involving concrete type materials. Up to 3-inch (76.2 mm) diameter holes can be drilled for wet drilling applications using standard MQ drill bits or 5-1/8 inch (130 mm) diameter holes for wet or dry applications using the Cobra™ drill bits.
CDM1H HAND-HELD CORE DRILL — SPECIFICATIONS/DIMENSIONS Table 1. Threads/Adapters and Core Bit Combinations Table 2.
CDM1H HAND-HELD CORE DRILL — COMPONENTS 9 7 8 10 12 11 6 5 4 27 3 2 1 M M L B AH T S NC U J E D R AW E 16 17 11 14 18 13 15 Figure 3. CDM1H Components 20 1. 2. 3. 4. 5. 6. 7. 8. 9. Hand-Grip – The CDM1H uses a plastic hand grip to guard against possible electric shock. When drilling, hold this grip firmly. Reset Button – In the event of an overload press this button. Allow a sufficient amount of time for the electric motor (windings) to cool down before pressing the reset button.
CDM1H HAND-HELD CORE DRILL — PRE-SETUP Before Starting: CAUTION - Read Manual Before attempting to operate this core drill, and to avoid serious injury to personnel, always read and understand operation manual. Failure to read and understand operation manual could result in serious harm or even death! DANGER - Flammable/Combustible Materials NEVER operate the core drill in or around flammable materials.
CDM1H HAND-HELD CORE DRILL — PRE-SETUP Attaching the Cobra™ Core Bit to the Core Drill Connecting Water to the Core Drill 1. Place the core bit and core drill on a suitable workbench or area that is free of clutter dirt and debris. 1. Attach the supplied water hose and garden hose fitting to the core drill as shown in Figure 5. Be sure to place worm-clamps on each end of the hose to prevent leaking. 2.
CDM1H HAND-HELD CORE DRILL — PRE-SETUP Applying Power to the Core Drill DANGER - ELECTROCUTION HAZARDS 1. This core drill requires 115 VAC, 60 Hz power. Applying power to the drill that is not specified will cause severe damage to the core drill. Always read serial plate tag before applying power to the core drill. During operation of this core drill, there exists the possibility of electrocution, electrical shock or burn, which can cause severe bodily harm or even DEATH! 2.
CDM1H HAND-HELD CORE DRILL — OPERATION Before Operating 1. Place the valve on the water source to the ON position, and then turn the water valve on the core drill (Figure 8) to the ON position (down). Verify that water is flowing smoothly and evenly. Warning - Binding of Output Shaft This core drill can whip violently if it comes in contact with rebar or coarse material which would cause the shaft to bind. Be extremely careful at all times when drilling.
CDM1H HAND-HELD CORE DRILL — SHUTDOWN/MAINTENANCE Shutdown Maintenance 1. Remove the power cord from the wall receptacle or power source. 1. The CDM1H basically is maintenance-free. The only maintenance requirement is to periodically check the main gear grease level. 2. Using the supplied 5 mm allen wrench, remove the grease plug as shown in Figure11.Figure 8. Wall Application 3. Visually inspect to see if grease is present.
CDM1H HAND-HELD CORE DRILL — TROUBLESHOOTING TABLE 4. CORE DRILL TROUBLESHOOTING SYMPTOM POSSIBLE PROBLEM SOLUTION Steel bar or stone, etc. is caught between core and BIT. Immediate turn SWITCH OFF. Excessive wear, bit tip has become flush with shank. Try to rotate BIT in both directions using spanner to lift it out. Bit is stuck. Replace BIT. Drilling is slow in normal operation. Waste water is contaminated with steel chip, DRILL is cutting rebar. Immediately check the waster water.
CDM1H HAND-HELD CORE DRILL — WIRING DIAGRAM CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CORE DRILL — EXPLANATION OF CODE IN REMARKS COLUMN The following section explains the different symbols and remarks used in the Parts section of this manual. Use the help numbers found on the back page of the manual if there are any questions. NOTICE The contents and part numbers listed in the parts section are subject to change without notice. Multiquip does not guarantee the availability of the parts listed. SAMPLE PARTS LIST NO. 1 2% 2% 3 4 PART NO. PART NAME QTY. REMARKS 12345 BOLT....................
CDM1H HAND-HELD CORE DRILL — SUGGESTED SPARE PARTS CDM1H Hand Held Core Drill 1 to 5 Units Qty. ..... P/N ......................... Description 2 ......... CD101534 ............... CARBON BRUSH 2 ......... CD101560 ............... POWER CORD 2 ......... CD101551 ............... POWER SWITCH 2 ......... CD101552 ............... CIRCUIT BREAKER 1 ......... AD114F58M ........... ADAPTER, 5/8"-11 MALE THREAD CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CDM1H HAND-HELD CORE DRILL — NAMEPLATE AND DECALS NAMEPLATE AND DECALS PAGE 22 —CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CDM1H HAND-HELD CORE DRILL — NAMEPLATE AND DECALS NAMEPLATE AND DECALS NO. 1 2 PART NO. DCL701 DCL700 PART NAME DECAL: MODEL INFORMATION DECAL: CAUTION CLEAN WATER QTY. 1 1 REMARKS CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CDM1H HAND-HELD CORE DRILL — CORE DRILL ASSY. CORE DRILL ASSY. 68 OLD STYLE NEW STYLE PAGE 24 —CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CDM1H HAND-HELD CORE DRILL — CORE DRILL ASSY. CORE DRILL ASSY. NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 PART NO.
CDM1H HAND-HELD CORE DRILL — CORE DRILL ASSY. CORE DRILL ASSY. 68 OLD STYLE NEW STYLE PAGE 26 —CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CDM1H HAND-HELD CORE DRILL — CORE DRILL ASSY. CORE DRILL ASSY. (CONTINUED) NO. 45 46 47 48 49 50 50 51 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 PART NO. CD101545 CD101546 CD101547 CD101548 CD101549 CD101550 CD101576 CD101551 CD101577 CD101552 CD101553 CD101554 CD101555 CD101556 CD101557 CD101558 CD101559 CD101560 CD101561 CD2704006 CD101563 CD101564 CD101569 CD101570 CD101571 CD101608 PART NAME QTY. REMARKS SPRING 1 SHIFTER 1 SCREW, M6 1 NUT, M6 2 SCREW, M6 1 SWITCH BOX ......................
CDM1H HAND-HELD CORE DRILL —CARRYING CASE /TOOLS/ADAPTER CARRYING CASE/TOOLS ADAPTER 7 2 3 TOOL KIT 5 4 6 PAGE 28 —CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
CDM1H HAND-HELD CORE DRILL —CARRYING CASE /TOOLS/ADAPTER CARRYING CASE/TOOLS ADAPTER NO. 2 * 3 * 4 * 5 * 6 * 7 PART NO. 101566 101567 101568 CD101572 ADM1858 CD101575 PART NAME QTY. REMARKS 27 MM WRENCH 1 ADJUSTABLE WRENCH 1 5 MM ALLEN WRENCH 1 ADAPTER, 1-1/4" X 7 1 ADAPTER, M18 FEMALE to 5/8"-11 MALE 1 TOOL KIT ..................................................................... 1 .......... INCLUDES ITEMS W/ CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
TERMS AND CONDITIONS OF SALE —PARTS PAYMENT TERMS 5. Parts must be in new and resalable condition, in the original Multiquip package (if any), and with Multiquip part numbers clearly marked. 6. The following items are not returnable: Multiquip reserves the right to quote and sell direct to Government agencies, and to Original Equipment Manufacturer accounts who use our products as integral parts of their own products. a. SPECIAL EXPEDITING SERVICE Terms of payment for parts are net 30 days.
NOTES CDM1H CORE DRILL — OPERATION AND PARTS MANUAL — REV.
OPERATION AND PARTS MANUAL HERE’S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING UNITED STATES Multiquip Corporate Office 18910 Wilmington Ave. Carson, CA 90746 Contact: mq@multiquip.com MQ Parts Department Tel. (800) 421-1244 Fax (800) 537-3927 Mayco Parts 800-427-1244 310-537-3700 Fax: 800-672-7877 Fax: 310-637-3284 Warranty Department 800-306-2926 310-537-3700 Fax: 800-672-7877 Fax: 310-637-3284 Service Department 800-421-1244, Ext. 279 310-537-3700, Ext.
