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WARNING:

 

When servicing, use only Mastercraft

®

 replacement parts. The use of 

any other parts may create a safety hazard or cause damage to the cordless drill. 
 
Any attempt to repair or replace electrical parts on this cordless drill may create a safety 
hazard unless repairs are performed by a qualified technician. For more information, call 
the Toll-free Helpline, at 1-800-689-9928.

 

 
Always order by PART NUMBER, not by key number. 
 
 

Key # 

Part # 

Part Name 

Quantity 

4030080004 

Self tapping screw ST 3.9×19 

4040030001 

Spring w

asher Φ4 

2050080028 

Fixing ring 

2030020001 

Washer 

2050060004 

Spring 

2040170001 

Bushing 

4080030001 

Ball Φ 3.5 

1070090006 

Battery 

2020050004 

Aluminium housing 

10 

3140020001 

Washer 

11 

2010080002 

Shaft bushing 

12 

3140020002 

Washer 

13 

2030020002 

Washer 

14 

2040050004 

Shaft 

15 

4080070001 

Ball Φ 5.5 

16 

2040200001 

Impactor 

17 

4080020001 

Ball Φ3 

27 

18 

2030020003 

Washer 

19 

2050060007 

Spring 

20 

2030020004 

Washer 

PARTS LIST 

Summary of Contents for 054-1221-0

Page 1: ...ase Charger 1 hour diagnostic Class 2 Charger input 120 V AC 60 Hz Charger output 18 V DC 2 2 A Universal replacement charger 054 3101 4 or 054 3103 0 Weight 2 lb 12 oz 1 25 kg without battery Need As...

Page 2: ...Accessories 11 Contents 12 Assembly and operating 13 23 Charging the battery pack 13 Charger LED functions 14 Installing the battery in the impact driver 15 On board screwdriver bit storage 16 Install...

Page 3: ...e permanent eye damage Prescription eyeglasses ARE NOT a replacement for proper eye protection WARNING Non compliant eyewear can cause serious injury if broken during the operation of a power tool SAV...

Page 4: ...NMENT WARNING Dust that is created by power sanding sawing grinding drilling and other construction activities may contain chemicals that are known to cause cancer birth defects or other genetic abnor...

Page 5: ...contact between the operator s body and grounded surfaces such as pipes radiators ranges and refrigerators There is an increased risk of electric shock if the operator s body is grounded Do not expose...

Page 6: ...using the switch is dangerous and must be repaired Disconnect the plug from the outlet before making any adjustments changing accessories or storing the tool Such preventive safety measures reduce th...

Page 7: ...ssive wear or cracks Worn or damaged sockets or accessories may shatter and possibly cause serious injury Worn accessories may allow the socket to come off during operation of the impact driver After...

Page 8: ...th a mild acid such as lemon juice or vinegar 3 If liquid gets into your eyes flush immediately with clean water for a minimum of 10 minutes and seek medical attention NOTE The battery liquid is sligh...

Page 9: ...environment Never dispose of re chargeable batteries in your normal household garbage or in landfill sites as they will add to the pollution of the environment Please return all defective rechargeable...

Page 10: ...on Protective grounding at grounding terminal Class I tools Revolutions or reciprocations per minute Diameter Off position Arrow Warning symbol SYMBOLS WARNING Some of the following symbols may appear...

Page 11: ...t accompany the accessories The use of improper accessories may result in injury to the operator or damage to the cordless drill Before using any accessory carefully read the instructions or the owner...

Page 12: ...t driver below WARNING To avoid fire or toxic reaction never use gasoline naphtha acetone lacquer thinner or similar highly volatile solvents to clean the tool CONTENTS IMPACT DRIVER COMPONENTS KEY DE...

Page 13: ...lace the battery stem 2 into the matching cavity 3 in the top of the charger NOTE Make sure the battery is pressed fully onto the charger as far as it will go 3 Plug the battery charger into the 120 V...

Page 14: ...he battery as soon as the green LED begins to flash as the battery will be at least 98 charged Defective battery The red LED will stay ON when a defective battery is detected and it should be replaced...

Page 15: ...le 3 Slide the fully charged battery into the matching cavity in the tool handle where the discharged battery has been removed NOTE Make sure the battery is fully engaged with the mounting slots in th...

Page 16: ...stall a screwdriver bit pull outward on the hex drive sleeve 1 Fig 6 While holding the hex drive sleeve out insert the bit 2 fully into the hex drive and then release the outer sleeve 2 When the hex d...

Page 17: ...ER SWITCH This impact driver is equipped with a variable speed ON OFF trigger switch 1 To start impact driver gently squeeze the trigger switch 2 Fig 8 NOTE The impact driver will turn at its slowest...

Page 18: ...or must read the sections of this Owner s Manual entitled GENERAL SAFETY WARNINGS POWER TOOL SAFETY SPECIFIC SAFETY RULES BATTERY CHARGER SAFETY and SYMBOLS before using this impact driver Verify the...

Page 19: ...and into the inner piece 3 Drill the hole 2 3 the diameter of the smooth portion of the screw shank NOTE If the wood is soft drill the hole 2 3 the length of the screw If the wood is hard drill the ho...

Page 20: ...moving screws to provide the best possible control over the tool 1 Select the correct screwdriver bit for the screw being driven 2 Insert the bit into the hex drive Fig 6 3 Set the forward reverse but...

Page 21: ...rdriven screw and possibly twist the head off the screw NOTE To remove screws follow the same general procedure as for driving screws 8 Push the forward reverse button to the RIGHT for removing screws...

Page 22: ...lly onto the nut 3 Hold the nut driver socket and impact driver firmly against the nut with both hands With the nut driver aligned with the nut squeeze the trigger switch to start the impact driver an...

Page 23: ...d WARNING Operating the impact driver for more that 5 seconds at a time on a seized or frozen fastener will place severe stress on the impact driver and cause damage It may also break the fastener AS...

Page 24: ...cient amount of high grade lubricant for the life of the unit under normal conditions Therefore no further lubrication is required BATTERY PACK REMOVAL AND PREPARATION FOR RECYCLING To preserve our na...

Page 25: ...f discharge rate of approximately 1 per day The self discharge rate depends upon the temperature 1 Every two months or after 30 charge discharge cycles whichever comes first fully discharge your batte...

Page 26: ...26 EXPLODED VIEW 9 29 2 1 3 4 5 6 7 10 11 12 13 14 15 16 17 18 19 21 22 23 24 25 26 27 28 30 20 31 32 33 45 8 43 42 41 40 39 38 37 36 34 51 46 47 48 49 52 35 50 44 2...

Page 27: ...der by PART NUMBER not by key number Key Part Part Name Quantity 1 4030080004 Self tapping screw ST 3 9 19 4 2 4040030001 Spring washer 4 6 3 2050080028 Fixing ring 1 4 2030020001 Washer 1 5 205006000...

Page 28: ...1 35 6200030001 Bit 1 36 3150200002 Decorative plate 1 37 3120030009 Direction setting button 1 38 1060030005 Switch 1 39 2020180002 Heat sink 1 40 1060030005 Switch button 1 41 1180060003 Big pole pl...

Page 29: ...limitations a A bill of sale verifying the purchase and the purchase date must be provided b This warranty will not apply to any product or part thereof that is worn broken or that has become inopera...

Page 30: ...nly to the original purchaser and cannot be transferred Neither the retailer not the manufacturer shall be liable for any other expense loss or damage including without limitation but not limited to a...

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