Craftsman | 875.19981 | User's Manual | Craftsman 875.19981 User's Manual

_
Owner's Manual
Model No. 875.199810
3/8-in. Impact Wrench
Unpacking
When
unpacking
inspect
occurred
ioose
before
WARNING:
Please read and save these safety
before attempting
to assemble,
Install,
operate
during _ransit.
pt_ting
Make
are
this product
instructions.
_e ploduct
Carefully
that may have
_ttings,bolts,etc.
and ope[aUng
or maintain
this product,
for any damage
sure any
tightened
into sewice.
Read carefully
described.
Prefect yourse/f and others by observing all safety information.
Failure to comply with
instJructions could result In personal injury arid/or property danlege! Retain Instrucfions
for future reference.
Sears, Roebuck and Co., Hoffman
www.CRAF_SMAN.com
Estates,
IL 60179
0807
Owner's Manual
Model No. 875.199810
Owner's Manual
Model No. 875.199810
90 PSi M_mum
This tool is designed to operate at an air
• Features & Benefits
ONE YEAR FULL WARRANTY
ON
SpeCifications
,_ Product W'arranty
CRAFTSMAN
Oomp_so{
Requirements
• important Safety Instructions
• Installation and Operation
Maintenance
}f this Cfa_:sman tool fails to give complete
TOOL
satisfaction _in
IT TO ANY SEARS
this
warranty applies for orgy 90 days from the
general assembly, automotive, ag_culfur_d
include expendable
and lndustda_applications.
batteries, _
parts, such as lamps,
or blades. This warranty
gives you specific legal _Jhts. and you
ad}ustmen_;pJr_type clutc_hfor increased
power output; ring_/pe socket retainer
components
under loads and stresses
they were net designed for, causing
premature tool failure.
EducationalEye andFace Protection.
Look formaWjngZ87,1 on your eye
protectionto ensure_at ft is an approved
C,zdifomia Prop 65
Some du_t crea_ed by power sanding,
style.
Hearieg Protection
is Recommended
sawing, grinding, drilling and o_er
construction
activities contains
Heanng protection shouk_ be used when
chemicals known to cause cancer, birth
the noise level exposure equals or
defects or other reproduc_ve harm.
Some examples of these chemicals are:
may also have other rights which vary
from state to state.
exceeds an 8 hour time-weighted average
sound level of 85dBA. Process noise,
,,_ws, Roebuck and Co.,
Hotfn_n Estates, _. S017e
reflective surfaces, other tools being
aflow_ quick socket changes,
gauge pressure (90 PSI) maximum, at the
air pressure places the internal
ANS! ZBT.1,Occupational and
date of purchase. This warranty does not
Built-in regulator for power Q_utput
may cause injuPj. Also, tt_ use _f higher
FREE REPLACEMEN£
Square Drive Impact Wrench is ideal for
Features ,_
toG. U_e of higher air pre_sure can, and
operating any pneumatic toot,
OUTLET IN THE UNITED STATES FOR
commerciaf or renal purples,
3/8"
insP=_Jo,",s a_'_ _,-a_Ings b_fore
Always WearApproved EyeProt_,tion
Impact resistant eye protectionshould
meet or exceedthe standarcisset forth in
STORE OR OTHER cRAFTSMAN
ff this Craftsman tool is ever used for
The Craftsman Model 875.199810
pressure of 90 pounds per square inch
one year from the dale
of purchase, RETURN
+ Exploded View Drawing & Parts List
• Troubleshooting
Read Operating In_0'l_ctions
Please becon_ familiar with all the
operated nearby, all add to the noise [eve|
Jna given wo_ area_ if you a_e unable to
determine your noise _evet exposure, we
recom,-_d
Lead from lead based paim, crystalline
silica from bricks and cement and other
masonry products, arsenic an_l
ch_mium
lumber.
from chemically-treated
the use of hearing pretect'_n.
Your risk from those exposures varies,
Drive s_ze ...........................................
318"
Impacts per minute .................. 1,100 IPM
Free speed (No Load) ........... 9,000 RPM
Ultimate torque ........................ 145 it. Ibs,
Weight ...........................................
2.8 Ibs.
Ovefali' h_ngth ....................................
6.5 _
Average air consumption ........ 3,5 SCFM
Recommended hose size .......... 3/8" f.D.
Air inlet .......................................
I!4" NPT
Maximum Air Pressure .................. fl0 PSI
Light Use- 12 Gatlo_
Typical Use.
17 Ga|lon
Avoid Prolonged Exposure to Vibration
Pneum__ticto_s can vibrate dudng _se.
Prolonged e_posure to uCbralionor very
repetitive hand and arm movements can
Heavy Use - 33 Gallon Profee_|onal
depending on how often you do this
type of worP.. To t_duce your exposure
to these chemicals: work in a welt
veedilated area, at_i work wfth approved
cause injuq/. Discontinue the use of any
safety equipment, such as dust masks
that are SpeciftcJ41y designed to filter
tool if you experience tingling, numbness,
out microscopic
p_rticles.
discomfort or pain in your hands or arms,
You should consult your physician before
resuming use of tool.
ENG~2
_NG-3
Owner's Manual
Model No. 875.199810
Discoi_nect the air tool from air supply
Owner's Manual
SOme materials
Model No. 875.199810
such as adhesives and
before.changir_ tools or atta_menls_ .....
servicing and during non-operation.
DO not wear loose fitting clothing,
scarves, or neck ties in work area. Loose
clothing may become Caught in moving
air powered tool Always examine
accessories before mounting for chips,
cracks, or signs of damage.
paris and result in serious personal injury.
Never use mounted points or other
accessories that have been dropped or
Do not wear jewelry when operating
exposed to water, solvent or extreme
any tool. Jewelry may become caught in
moving parts and result in serious
personal injury
temperature changes. It is a good practice
to operate the tool in a protected
enclosure for one minute after mounting
Do not deprasS trigger when connectin9
Never trigger the tool when not applied
to a work object.
Always use accessories
Attachments must be securely
attached. Loose attachments can cause
rating that meets or exceeds the tool
with an RPM
RPM taUng.
Protect air lines from damage or
pullcture.
Check air hoses for weak or worn
conditions before each use. Make sum all
connections ate secure.
exposure. Always work in a
clean, day, well ventilated area.
Too_ whP..h cut, sheer, ddll, staple,
punch, r__hiseJ,
etc. =re capable of
causing serious injury. Keep the
working part of the tool away from
hands and body,
Tools which contain moving elements,
discs, etc_, can become entangled in
hair, clothing, jewelry and other loose
objects, resulting in severe injury.
After an air tool has been lubricated,
oil
will discharge through the exhaust port
during the first few seconds of
operation. Thus, the exhaust port must
be covered with a towel before applying
air pressure.
Never wear loose t_ffing apparel which
contains loose straps or ties, that could
become tangled m moving parts of the
sedous injury.
other parson. Serious injury could occur.
prolonged
or drive other moving tools, such as
gnnding wheels, sockets, sanc_ng
any accessory.
the air supply hose.
Never point an air tool at oneself or any
could cause serious injury with
Never cany a tool by the hose or putl
the hose to move the tool or a
tool. Remove any Jewelry_ watches, etc.,
which might become caught by the
tool Keep hands away from moving
parts. Tie up or cover long hair.
Only use sockets designated "FOR USE
WITH IMPA C T WRENCHES. "Hand tool
compressor. Keep hoses away from
heat, oil and sharp edges, Replace any
sockets can break, creating a hazard
hose that is damaged, weak or worn.
sockef_ retainers and drives regularly
for wear or damage and replace when
necessary.
from flying pieces. Always check
Improperly maintained
tools and
accessories can cause serious injur F
Maintain the tool with care. A properly
Release all pressure from the system
Inhalation hazard: Abrasive tools, sj.__h
before attempting to install, service,
as g#nders, sanders and cut-off
relocate or perform any maintenance.
generate dust end abrasive materials
which can be harmful to human lungs
Keep allnuts, bolts and screws tight
and respiratory system. Always wear
MSHA/NIOSH approved, properly rdting
and ensure equipment is in safe working
condition.
face mask or respirator
such tools.
tools
when using
ma{ntaiBed tool, with sharp cutting
edges, reduces the risk of binding and
is easier to control.
There is a risk of bursting if the tool is
damaged. Check for misalignment
or
binding of moving parts, breakage of
parts and any other condition that
affects the fool's operation, ff damaged,
have the tool serviced before using.
ENG-4
ENG-5
Owner's Manual
Model No. 875.199810
Owner's Manual
Model No. 875.199810
be a flexible hose in order to isolate
Air Tool Hook Up
movement of the compressor.
Route the initial take-off line (pipe) as
straight up the shop wall and as high
as possible, This will help minimize
water leaving the compressor and
traveling through system
Slope the main lines down at least
This tools features a power regulator ,a_zlve
(fig. 2). Rotate regulator untiJ desired output
is achieved. The settings on the regu!etor
are only for reference and do not denote a
specific power output. Turn regulator to
position with smaller circle being the least
amount of power end largef circle being/or
the most amount of power, The tool only
operates at maximum power in reverse.
3/4 inch per 10 feet of pipe away
from air compressor; this will draw
the condensate with the flow of air
and away from the compressor.
Place the first drop as far from the
compressor as the size of your shop
wilt allow (50 feet is optimal, although
Before the tool is connected to the air
supply, dear the air hose of accumulated
Never carry a tool by the hose or pu[I the
unrealistic for a small shop). The
hose to move the tool or a compressor.
further the drop, the more that
Keep hoses away from hea_, oil and sharp
condensation can occur, and the
edges. Replace any hose thai is damaged,
weak or worn.
dher the air will be when it reaches
Small (home)
In older to reduce the amount of
dust and moisture by runn{ng air freely
through the air hose for 5-10 seconds.
shop hard piping:
Air HoseS for yourAir Tools
the water separator.
water and contaminants
A piping diagram for a typical home shop
Figure 1 Illustrates a recommended air
is shown. Some helpful tips are:
hose hook up.
•
Always use hosesandpipes rated for
that get into
Figure 2
Regulator Valve
the water separator, install the takeoffline on the top of the main air
supply line for each air drop,
•ARNINGI
Once ,_bolt Or Pastener is seated,
higherpressurethanyour Systemwill
encounter,
A Drain line should be placed at the
Never use PVC pipes for
drainage.
more length is required, a ½ inch ID air
compressed air piping systems as
Drain valves should be placed at the
hose is recommended.
explosion and serious injury may
end of branch lines and the drain
possible damage to the Impacfing
mechanism, flit takes longer than five
seconds to tighten or loosen your bolt
or fastener, we recommend the use of a
line, and drained daily.
larger size impact wrench.
A 3/8 inch ID air hose is required up to a
length of 25 feet. A 3/8 inch ID hose
longer than 25 feet will cause a pressure
drop and may impede performance.
If
Be sure all hoses
and fittings are the correct size and
correctly secured before using the tool.
result.
end of the main line for condensate
Impacting for longer than five (5)
seconds will cause excessive wear and
The connection from the compressor
to the initial take-off herd pipe must
ENG-6
ENG-7
Owner's Manual
Model No. 875.199810
Owner's Manual
Model No. 875.199810
1.Disconnect the impact wrench from
the air supply.
2. RRnlOvo the siol;ted screw or Allen
Lubdcatien
head screw from the oil port hole
An in-line filter-regulator-lubricator
(fig 1)
is recommended as it increases tool life
ar_l keeps the tool insustained operation.
The in-line lubdcalor should be mgulady
checked and tiffedwith air loot oar. Proper
adjustment of the ir_line lubltcator is
performed by placing a sheet of paper
next to the tools exhaust ports and holding
the throttle open approxfmateiy 30
seconds. The lubricator is properly set
when a light stain of oil COfleCISon Ihe
paper.
(Ref, No. 51) (Refer to figure
Excessive amounts of oil should be
avoided, fn the event that it becomes
necessary to store the tool for an
extended period of time (overnight,
weekend, etc.), it should receive a
generous amount of lubrication through
the air inlet (Figure 3). The tool should be
run for aptxoximatoly 30 seconds to
ensure oil has been everdy distributed
throughout the tool The tool should be
stored in a clean and dry environment.
Recommended
3}.
3, Squeeze app_oxirrm.tely 1 oz. of 30 weight oil
through the oil port hole. Replace the screw.
4. Reconnectthe air supplyto the impact
wrenchand runfor 201o 30 seconds.
Luixicate the entire impact mechanism
by rotatingthe tool upsidedovm
end sidewayswh_ runningthe tool
5. Remove the screw and held the oil
port hole over a suitable container to
allow excess oil to drain. S_n",etim'a,s
_ggefin9
the toof when
dur_pang _e
oils
helps to lone out the excess oil
6. If the oil is di_3', repeat the procedureabove
until the oil comes out de_'. Install the screw
and tighten. The residual oil remaining _ the
impact mechanism chamber is aft that is
needed for proper lubrication.
Parts List
Sef#
Lubricants
3
4
Use air leo; oi! or any other high grade
turbine og co_ltaining moisture absorbent,
rust inh_itors, metal _et_ng agents and
an EP (extreme pressure) addllive. See
Figure 3 for lecalion/air inleL
IMPACT MECHANISM LUBRICATION
The impact mechanism transfers power
from the toot to a nut or bolt. Oil in the
mechanism is forced out and must be
replaced. Lubricate the impact
mechanism one time a year, more
often If a tool is used more than ten
hours a week.
To lub_qcateand clean the impact
mechanism and the front bearing:
B.
7
S
91052_9
9!0620_
91D6210
_1062tl
9t06212
91_0070
_106214
91082i_
SIO_21S
910S217
_2
916S21_
_4
15"
t6
t_
91_$22_
9105221
gt06_22
9106223
Lubricate impact
18
mechanism here
20
9108226
:8i0S2ZS
21
22
23
24
2'_;
26
tt1062_7
9105229
910d22g
910B230
9106231
9106232
Lubricate air motor here
Figure 3
ENG-8
Plrt#
9108207
9106,2Z4
IDBscrIptlo;')
IH O'Je;in_l -(311 Seal
[A nv]l' _ us h ins
I;tty
1
1
|
_etainer
RIng
A/asher
G¢c_et
Retainer
_-Ring
_t_J
5 pFltl9
3am
IDd_
e =tll-_@a!
_.teel B;all
4immer
Pin
H_mmer_a_.
Bill Bearing
311 Sea|
_O.-R t0
Fr_,_t
._ y|i_d
3e,el
g
Fnd
s _"
Pin
-..
Piat_
_otor
_oiOr
Blade
_ear E_d Plate
gall B e a.-ing
!(_rn_me_t
nl Gasket
Gasket
Ref#
27
26
2T
Part
#_
g10S2_$
g I _162 "_.4
910g2_
I_ sc ription
End Cap
P.e_e_s _ VaF/e
_ap
Qty.
i
ectew
1
1
1
1
1
1
1
I
?
30
31
32
33
34
35
38
37
38
].106236
976024
9?06237
9106236
9108239
9106240
9106241
-_1Q_Z42'
91-08243
_'
3_
9106'255
1
t
_
40
41
42
gBgG'0g
9106244
9106245
i
I
'1
43
44
45
46
9_ 0S248
9106247'
gf0s241
9106262
Valve
Spring
Exhaust
DeRector
Air Inlet Bushing
1
_'7
9106253
H==ndle
1
4_1
_6.6._149
M uft}er
t
50
S21_7
Sprtn
4
1
3-Rin 9
iLo_kln_ F'in
]
I
_¢rew
ri_oer
'Trigger,P
n
_prl_g Pin
Trig ge t _ le eve
Oil P Jug
"_
_-f -1
Val_
Seat
Val'_
Stem
Ti_rot tie Ve.lve
1
-
1
1
Grip
COV_'_
9
--
-
1
1
ENG-g
Owner's Manual
Model No. 875.199810
Owner's Manual
,=,
Toolruns
slowor v_ll
notoperate.
!. Grit or gum in tool
1. Flush the tool with air tool oil, gum
solvent, or an equal mixture of SAE 10
motor oil and kerosene. Lubricate the tool
after cleaning.
2. No oil in tool
2, Lubricate the tool according tO the
lubrication inslruclions in this manual.
3, Low air pressure
3a. Adjust the regulator on the lool to the
maximum setting (If applicable).
3b. Adjust the compressor regulator to tool
maximum while the tool is running free
4. Air hose leaks
4. Tighten and seal hose fittings if leaks m'e
found.
5. Pressure drops
5a. Be sure the hose is the proper size.
Long hoses or tools using
large volumes of air may require a hose with
an I.D. of 1/2" or larger depending on the
total lenglh of the hose.
5b. Do not use multiple number of hoses
connected together with quick connect
fittings. This causes additional pressure
drops and reduces the tool power. Directly
connect the hoses together.
Mois_re
browing out
of toot
1. V_ter in tank
2. Water in the air lines/
hoses
..m
Impactssrowiy
or wiltnot impact
,
Model No. 875.199810
,
1. Lack of lubrication
2, Tool regulator set in
wrong position
3. In-line regulator or
compressor regulalor
set too low
I. Lubricate the air motor and the
impact mechanism. (See Lubrication
sectionof this n-_uaT_
2. Adjust the regulator on the tool to
the maximum setting
3. Adjust regulators in the air system
lmpacls rapidly but
1. Worn impact
will not remove bolts mechanism
1. Replace worn impact mechanism
components
Does not impact
1, Replace broken impact mechanism
components
1. Broken impact
mechanism
Notes:
1. Drain tank. (See air compressor manual).
Oil tool and run until no water Is evident. Oil
too} again and run 1-2 seconds.
2a. Install a water separator/fitter.
NOTE: Separators only work properly when
the air passing through the separator is
cool. Locate the separator/filter as far as
possible from the compressor.
2b. Install an air dryer,
2c, Anytime water enters the tool, the tool
should be oiled immediately.
ENG-10
ENG-_I
-==
r _
I_€ t_tmq _H_de ==_=orm_
isillli_,a
/ _
Iv_arqu_,nI_le)4
_e Beat_ _randJ,
LUG
_P_
IBt=nvJ#, LLC
Download PDF

advertising