NEC V28 0799-20 User Manual

Page 3

FUNCTIONAL DESCRIPTION

1. 1/2" drive shank

2. Forward/Reverse

switch

3. Trigger

4. Battery

pack

5. Battery pack release buttons

6. Tool hanger

7. Tool hanger ring

8. 7/16" hex quick-change chuck

* Output rated at full speed

Impacts

Per

Minute

0 - 2450

Cat.

No.

0779-20

0799-20

Average

Torque

Output*

325 ft-lbs.*

Volts

Specifi cations

Drive

Shank

1/2"

7/16" Hex

No Load

RPM

0 - 1450

Cat. No.

0779-20

0799-20

Quick Change Auger Bits

1-1/2"

Drilling Capacities

Selfeed Bits

2-9/16"

Symbology

Volts Direct Current

Impacts per Minute Under
Load (IPM)

Underwriters Laboratories, Inc.,
United States and Canada

Cat. No. 0799-20

Cat. No. 0779-20

TOOL ASSEMBLY

WARNING

Always lock trigger or remove battery
pack before changing or removing
accessories. Only use accessories
specifi cally recommended for this
tool. Others may be hazardous.

Attaching and Removing the Tool Hanger

1. To attach, remove the two top gear case

screws (Fig. 1).

2. Place the ring through the tool hanger.

3. Position the tool hanger on the tool over

the two gear case screw holes.

4. Replace the two gear case screws.

Hand tighten the screws.

5. To

remove, reverse the procedure.

Gear
case
screws

Ring

Fig. 1

Tool
hanger

Attaching and Removing Accessories
(Cat. No. 0779-20)

This impact wrench is intended only for use
with sockets designed for impact wrenches
and that have a 1/2" square drive. Other
sockets could shatter or break, causing
injury.

Fig. 2

Drive shank

Detent pin

WARNING

U s e o n l y s o c k e t s a n d o t h e r
accessories specifi cally designed for
use on impact wrenches and drivers.
Other sockets and accessories might
shatter or break causing injury.

Removing Battery Pack from Tool

Push in the release buttons and pull the bat-
tery pack away from the tool.

Inserting Battery Pack into Tool

To insert the battery pack onto the tool, slide
the pack onto the body of the tool. Make sure
it latches securely into place.

1. For working in restricted spaces.

Insert the battery pack from the front
by pressing in the release buttons and
sliding battery pack into the body of the
tool. Insert the battery pack until clamp
engages.

2. For optimum weight distribution and

balance. Insert the battery pack from
the back by pressing in the release but-
tons and sliding the battery pack into the
body of the tool. Insert the battery pack
until clamp engages.