21AC16
48MA10
Round
Round
1/2
1/2
1
3
Blows
Per
Minute
Shank
Size
(Inch)
Shank
Type
Stroke
Length
(Inch)
Hose
Size
(Inch)
Average Air
Consumption
(CFM)
Length
(Inch)
Weight
(Lbs)
21AC16
48MA10
2,100
2,300
0.68
0.68
3/8”
3/8”
6
6.5
14-1/2
14
14.5
17
The chipping hammer is designed for rugged use in foundries, shipyards, refineries and general fabrication shops. Using 0.680 standard
round shank chisel with oval collar retainer configuration to offer the power necessary for a variety of uses from light to medium duty chipping
and trimming. Four bolt chipping hammer is with heat treated precision cylinder and piston for long life.
SNC100
7317
09451
Version 1
01/2016
Please read and save these instructions.
21AC16 and 48MA10
Unpacking
When unpacking the unit, carefully look for
any damage that may have occurred during
transit. Check for loose, missing or damaged
parts.
General Safety Information
1.
For Additional Safety
Information Consult:
Your employer, union, and/or trade
association. US Department of Labor
(OSHA); www.osha.gov. “Safety Code
For Portable Air Tools” (B186.1)
2.
Projectile Hazards
Always wear impact-resistant eye and
face protection when involved with or
near the operation, repair or
maintenance of the tool or changing
accessories on the tool.
Be sure all others in the area are wearing
impact-resistant eye and face protection.
Even small projectiles can injure eyes and
cause blindness.
Never operate a tool unless the accessory
is retained in the tool with a proper
retainer.
To avoid injury, retainer parts must
be replaced when they become worn,
cracked or distorted. On overhead work,
wear a safety helmet.
The Chisel, Piston and other parts can be
ejected with enough force to cause
serious injury. Never operate the tool
without the chisel retainer ring properly
in place. Always drain air hose and
disconnect the tool from the air supply
when changing accessories, inspecting
the attachment of the chisel retainer, or
whenever the tool is not in actual
operation. Always ensure that the chisel
retainer (with upper sleeve, lower sleeve
and bumper inside it) is securely in place
on the cylinder, with the circular lock
spring fully inserted in the groove. The
lock spring is inserted by gently pushing
it through the opening along the circular
groove, until fully in. To take out, gently
pull the tang on one end of the spring.
3.
Accessory Hazards
Never use any chisel as a hand struck tool.
They are specifically designed and
heattreated
to be used only in air hammers.
Select the correct shank and retainer for
the tool being used. Never cool a hot
accessory in water. Brittleness and
early failure can result.
This tool and its accessories must not be
modified in anyway. Accessory breakage
or tool damage may result from prying.
Take smaller bites to avoid getting struck.
4.
Workplace Hazards
Slip/Trip/Fall is a major cause of
serious injury or death. Beware of excess
hose in work area or in foot traffic area.
High sound levels can cause
permanent hearing loss. Use hearing
protection as recommended by your
employer or OSHA regulation (see 29
CFR part 1910).
Maintain a balanced body position
and secure footing.
Repetitive work motions, awkward
positions and exposure to vibration
can be harmful to hands and arms.
If numbness, tingling, pain or
whitening of the skin occurs, stop
using tool and consult a physician.
Avoid inhaling dust or handling debris
from the work process which can be
harmful to your health. Use dust
extraction and wear respiratory protective
equipment when working with materials
which produce airborne particles.
This tool is not intended for use in
explosive atmospheres and is not insulated
for contact with electric power sources.
