MasterCraft 5740.1 Instruction Manual

1/4” (6.4 mm) brushless impact driver

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BRUSHLESS IMPACT DRIVER

IMPORTANT:

Read and understand this instruction manual

thoroughly before using the product.

1/4" (6.4 MM)

054-7547-0

INSTRUCTION

MANUAL

Table of Contents

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Summary of Contents for MasterCraft 5740.1

Page 1 1/4” (6.4 MM) BRUSHLESS IMPACT DRIVER 054-7547-0 IMPORTANT: INSTRUCTION Read and understand this instruction manual MANUAL thoroughly before using the product.
Page 2 headline bars headline bars headline bars continuation tabs continuation tabs continuation tabs notes notes notes warnings warnings warnings...
Page 3: Table Of Contents
TABLE OF CONTENTS Technical Specifications Safety Guidelines Key Parts Diagram Operating Instructions Maintenance Troubleshooting Parts List Warranty NOTE: If any parts are missing or damaged, or if you have any questions, please call our toll-free helpline at 1-800-689-9928. SAVE THESE INSTRUCTIONS •...
Page 4: Technical Specifications
Hex 1/4" (6.4 mm) continuation tabs continuation tabs continuation tabs *Maximum battery voltage without workload; with workload nominal voltage is 18V. Recommend using tool with Mastercraft® 20V max* Lithium-Ion 4.0 Ah battery (054-7557-6; sold separately) for optimal performance. notes notes notes...
Page 5: Safety Guidelines
SAFETY GUIDELINES: WARNING! Safety symbols in this Instruction Manual are used to flag possible dangers. The safety symbols and their explanations require your full understanding. The safety warnings do not, by themselves, eliminate any danger, nor are they substitutes for proper accident prevention measures.
Page 6 headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 ELECTRICAL SAFETY • Power tool plugs must match the outlet. Never modify the plug in any way. Do not use any adaptor plugs with earthed (grounded) power tools. Unmodified plugs and matching outlets will reduce risk of electric shock.
Page 7 POWER TOOL USE AND CARE • Do not force the power tool. Use the correct power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed. • Do not use the power tool if the switch does not turn it on and off.
Page 8 headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 • Do not expose a battery pack or tool to fire or excessive temperature. Exposure to fire or temperature above 130°C (265°F) may cause explosion. • Follow all charging instructions and do not charge the battery pack or tool outside the temperature range specified in the instructions.
Page 9 Release the trigger immediately when the screw is tightened to avoid breaking the screw. WARNING! To reduce the risk of electric shock or damage to the charger and battery, use only the Mastercraft batteries and chargers listed. ® BATTERY PACK...
Page 10: Key Parts Diagram
headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 PACKAGE CONTENTS: Cordless impact driver, 1 belt clip, 1 bit holder, 2 single-ended screwdriver bits, and instruction manual. KEY PARTS DIAGRAM continuation tabs continuation tabs continuation tabs notes notes notes...
Page 11: Operating Instructions
OPERATING INSTRUCTIONS TO ATTACH BATTERY PACK (fig 1) fig 1 1. Lock the variable-speed trigger switch on the impact driver by placing the direction-of-rotation selector (forward/centre-lock/reverse) in the Battery-release centre position. button 2. Align the raised rib on the battery pack with the ATTACH grooves of the impact driver, and then attach the battery pack to the impact driver.
Page 12 headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 INSTALL THE BIT HOLDER (fig 2) fig 2 1. Remove the battery from the tool. 2. Align the rib of the bit holder with the hole on the base of the cordless impact driver.
Page 13 TRIGGER SWITCH (fig 4) fig 4 1. To turn the impact driver ON, depress the variable-speed trigger switch. 2. To turn it OFF, release the variable-speed trigger Direction-of- Variable-speed switch. rotation selector trigger switch VARIABLE SPEED (fig 4) The variable-speed trigger switch delivers higher speed with increased trigger pressure and lower speed with decreased trigger pressure.
Page 14 headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 LED WORKLIGHT (fig 6) fig 6 The LED worklight, located in the front of the cordless impact driver, will illuminate when the variable-speed trigger switch is depressed and LED worklight will automatically turn off about 10 seconds after the variable-speed trigger switch is released.
Page 15 TIGHTENING SCREWS OR fig 8 NUTS (fig 8/fig 9) 1. Install the correct bit/socket. 2. Position the direction-of-rotation selector to the left of the tool for forward rotation. 3. Apply just enough pressure to keep the bit/ socket engaged on the screw or nut. 4.
Page 16 headline bars headline bars headline bars headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 TIGHTENING TORQUE The fastening torque is affected by a wide variety of factors, including the those listed below. After fastening, always check the torque with a torque wrench. Voltage: Low voltage, due to a nearly discharged battery, will reduce fastening torque.
Page 17: Maintenance
MAINTENANCE BEFORE EACH USE: 1. Inspect the cordless impact driver, the variable-speed trigger switch, and the battery pack for damage. 2. Check for damaged, missing, or worn parts. 3. Check for loose screws, misalignment or binding of moving parts, or any other condition that may affect the operation.
Page 18: Troubleshooting
headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 TROUBLESHOOTING Problem Possible Causes Solution The sleeve is not released. Release the sleeve. The bit cannot be installed. The bit does not fit the Use a suitable bit. sleeve.
Page 19: Parts List
EXPLODED VIEW...
Page 20 headline bars headline bars headline bars headline bars headline bars headline bars model no. 054-7547-0 | contact us 1-800-689-9928 No. Part No. Description No. Part No. Description 3127567000 LED Cover 3520984000 Ring Gear 3130018000 Decorative Cover 5700181000 Bearing 5660035000 Circlips For Shaft 5690271000 Rubber Ring 5650192000 Washer 5690357000 O Ring...
Page 21: Warranty
This Mastercraft product is guaranteed for a period of 3 years from the date of original retail purchase against defects in workmanship and materials, except for the following components: a) Component A: Batteries, chargers and carrying case, which are guaranteed for a period of 2 years from the date of original retail purchase against defects in workmanship and materials;...
Page 22 The provisions contained in this warranty are not intended to limit, modify, take away from, disclaim or exclude any statutory warranties set forth in any applicable provincial or federal legislation. notes notes notes Made in China Imported by Mastercraft Canada Toronto, Canada M4S 2B8 warnings warnings warnings...

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