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MUC122S 3 12/04/12

MUC122S 12V Screwdriver

2 . Be aware that this tool is always in operating condition, 

because it does not have to be plugged into an electrical outlet .

3 .  Always be sure you have firm footing .
4 .  Be sure no one is below when using the tool in high locations .
5 .  Hold the tool firmly and use both hands .
6 .  Keep hands and hair away from rotating parts .
7 .  Do not leave the tool running . Do not force tool to stay in the 

“on” position . Operate the tool only when hand-held .

8 .  Do not touch the screwdriver bit, accessory or the workpiece 

immediately after operation; they may be extremely hot and 
could burn your skin .

9 .  Some material contains chemicals which may be toxic . Take 

caution to prevent working dust inhalation and skin contact . 
Follow material supplier safety data .

WARNING: 
  MISUSE or failure to follow the safety rules stated in 

this instruction manual may cause serious personal 

injury.

OPERATING INSTRUCTION 

Installing Or Removing Battery Pack

(See Fig .1, Fig .2)
1 . Your new battery pack is not 

fully charged . You may need to 
charge it before use . 

2 .  Make sure the switch is in the 

"off" position before insertion/
removal of a battery pack .

3 .  To remove a battery pack, 

depress both tabs on either 
side of the battery and pull 
downward .

4 . To insert a battery pack, align 

the battery with the tool 
housing and push battery 
inward until click indicating 
battery is fully installed .  

Charging The Battery Pack  

(See Fig .3)

1 . Battery may not charge when 

it is above a certain preset 
temperature limit . Allow temperature of battery to cool before 
charging . 

2 . The charge process will take less than one hour . 
3 . After charging, unplug the charger from the power source and 

stow away in a safe place .

Tool Operation

1 . There are 12 torque settings on the tool . Adjust to the proper 

setting for the job .

2 . Select the torque setting for the maximum torque position 

(Useful when drilling) .

3 .  Pull the bit retainer collard towards the tool while inserting 

the bit .

4 . Ensure the bit is seated properly before actuating trigger .
5 . Forward and reverse switch is actuated by a sliding 

mechanism located above the handle .

6 .  Do not change speeds while the tool is running as it may 

cause damage to the gear box .

Replace Carbon Brush

1 .  During the lifetime of a motor, 2-3 sets of carbon brushes 

may need to be replaced .

2 .  Please ensure that the battery is removed before the 

following takes place .

  a . Use T8 size bit to loosen the side panel screws and    

   remove the panel .

  b . Take out the carbon brushes on both sides and replace  

   with new units from an Authorized Matco Distributor .

  c . Insert new carbon brushes and install cover with the same  

   screws . Tighten and check operation with charged battery  

   inserted into the tool .

Fig. 1

Fig. 2

Fig. 3

Summary of Contents for MUC122S

Page 1: ...varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that a...

Page 2: ...ng protection must be used for appropriate conditions Tool Use and Care 12 Use clamps or another practical way to secure and support the workpiece to a stable platform Holding the work by hand or agai...

Page 3: ...a battery pack align the battery with the tool housing and push battery inward until click indicating battery is fully installed Charging The Battery Pack See Fig 3 1 Battery may not charge when it is...

Page 4: ...udes 5 1 5 Knob Spring Included with 4 1 6 RS12DD08 Forward Reverse Rod 1 7 RS12DD09 LED 1 8 RS12DD10B Knob 1 9 RS12DD11 Switch 1 10 RS12DD12 Thermal Conductive Pad 1 11 RS12DD13 PCB Assembly 1 12 RS1...

Page 5: ...r otherwise damaged in any way take it to a MATCO AUTHORIZED service facility 11 Do not disassemble charger or battery cartridge take it to your MATCO AUTHORIZED distributor service facility Incorrect...

Page 6: ...level before storing Li ion batteries are sensitive to shock Avoid dropping hitting or exposure to vibration Li ion can be charged frequently and recharged before it is fully depleted Li ion in fact...

Page 7: ...ample Cordless ratchet heads should be greased tool motors should not be exposed to harmful substances such as cleaning chemicals excessive dust and dirt and metal shavings or debris Alterations or im...

Page 8: ...a dichos qu micos trabaje en una rea bien ventilada y con equipo de seguridad aprobado tales como los m scaras anti polvo los que son espec ficamente dise ados para filtrar las part culas microsc pic...

Page 9: ...en ocasionar lesiones personales 10 No se extralimite Mantenga los pies sobre base firme y en equilibrio en todo momento La base y equilibrio adecuados permiten un mayor control de la herramienta dura...

Page 10: ...s datos de seguridad del fabricante del material ADVERTENCIA EL USO INDEBIDO o hacer caso omiso a las reglas de seguridad declaradas en este manual instructivo puede ocasionar lesiones personales seri...

Page 11: ...de servicio de distribuci n AUTORIZADO de MATCO El ensamblado incorrecto puede ocasionar un riesgo de choque el ctrico o incendio 12 Para disminuir el riesgo de choque el ctrico desenchufe el cargador...

Page 12: ...es Evite dejarlas caer que se peguen o se expongan a las vibraciones Las bater as litio Ion pueden ser recargadas frecuentemente y pueden ser recargadas antes de que est n completamente agotadas De he...

Page 13: ...o normal La herramienta ha sido maltratada o usada para fines para el cual no fue destinada o no ha recibido el mantenimiento adecuado ejemplo las cabezas de trinquete inal mbricas deben estar engrasa...

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