Bosch 3931B-SPB Assembly instructions
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Operating/Safety Instructions
Consignes de fonctionnement/sécurité
Instrucciones de funcionamiento y seguridad
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3931B-SPB
BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 1
)%( %2( 92()678%2( %00 -27869'8-327. Failure to follow all instructions
listed below, may result in electric shock, fire and/or serious personal injury.
-2-
!36/6)%
))4=396;36/%6)% '0)%2%2( ;)000-8
Cluttered and dark areas invite accidents.
323834)6%8):%'9917-2)<4037-:)
%81374,)6)7 79', %7 -2 8,) 46)7)2') 3*
*0%11%&0) 0-59-(7 +%7)7 36 (978
Appliances create sparks, which may ignite
the dust or fumes.
))4&=78%2()67 ',-0(6)2%2( :-7-8367
%;%= ;,-0) 34)6%8-2+ 8,) :%'991 Do not
allow to be used as a toy. Close attention is
necessary when used by or near children.
0)'86-'%0%*)8=
,-7:%'991'0)%2)6-28)2()(*3697)
-2(336 398(336 %2( *36 (6= 36 ;)8 4-'/
94
,)43;)683303980)8-7+6392()(%2(8,)
:%'9911978 &) 409++)(-283 %23980)8
4634)60= -278%00)( %2( +6392()( -2
%''36(%2') ;-8, %00 '3()7 %2(
36(-2%2')7 ):)6 6)13:) 8,) +6392(-2+
4632+ 36 13(-*= 8,) 409+ -2 %2= ;%= 3
238 97) %2= %(%48)6 409+7 ,)'/ ;-8, %
59%0-*-)()0)'86-'-%2-*=39%6)-2(39&8%7
83 ;,)8,)6 8,) 3980)8 -7 4634)60=
+6392()( If the vacuum should electrically
malfunction or break down, grounding
provides a low resistance path to carry
electricity away from the user.
3 238 -27)68 3&.)'87 0-/) 4%4)6 '0-47 36
7'6);(6-:)67 -283 43;)6 8330 3980)8 The
outlet is live when the vacuum is plugged into
power source and switch is set to power tool
activation mode or filter cleaning mode.
Electric shock may occur.
:3-( &3(= '328%'8 ;-8, +6392()(
796*%')779',%74-4)76%(-%83676%2+)7
%2(6)*6-+)6%8367 There is an increased risk
of electric shock if your body is grounded. If
operating the vacuum in damp locations is
unavoidable; a Ground Fault Circuit
Interrupter must be used to supply the power
to your vacuum. Electrician’s rubber gloves
and footwear will further enhance your
personal safety.
32B8)<437):%'991836%-236;)8
'32(-8-327 This vacuum can be used for
picking up non-flammable liquids but it is not
intended to be immersed or submerged in a
fluid. Electric shock may occur.
3238,%2(0)409+36%440-%2');-8, ;)8
,%2(7 Electric shock may occur.
3238%&97)8,)'36():)697)8,)'36(
83 '%66= 8,) :%'991 4900 8,) :%'991 36
=%2/ 8,) 409+ *631 %2 3980)8 ))4 '36(
%;%=*631,)%83-07,%64)(+)736
13:-2+4%687)40%')(%1%+)('36(7
-11)(-%8)0=32B8(6-:)3:)6-836'037)%
(33632-8Damaged cords increase the risk
of electric shock.
!,)234)6%8-2+%:%'9913987-()97)%2
398(336)<8)27-32 '36(1%6/)( @!A36
@!A These cords are rated for outdoor use
and reduce the risk of electric shock. Refer to
Recommended sizes of Extension Cords in
the Accessory section of this manual.
)6732%0%*)8=%2( %'9917)
8%=%0)68 ;%8',;,%8 =39%6) (3-2+%2(
97)'311327)27);,)234)6%8-2+%
:%'991 Do not use vacuum while tired or
under the influence of drugs, alcohol, or
medication. A moment of inattention while
operating vacuum may result in serious
personal injury.
:3-( %''-()28%0 78%68-2+ ) 796)
:%'991%2(83307;-8',)7%6)&)*36)
409++-2+-2364988-2+:%'9917;-8',-283
43;)68330 %'8-:%8-3213()36 *-08)6
'0)%2-2+13() 3 238/))4 43;)68330
409++)(-2838,):%'991'0)%2)6B743;)6
83303980)8(96-2+2361%0:%'991-2+
Plugging in vacuums or tools that have the
switch ON invites accidents.
32383:)66)%', ))44634)6*338-2+
%2(&%0%2')&38,*36=39%2(8,):%'991
%8%008-1)77))<86%'%6);,)2'0)%2-2+
3278%-67 Proper footing and balance
enables better control of the vacuum in
unexpected situations.
3238:%'991&962-2+713/-2+36
7130()6-2+ 8,-2+7 0-/) '-+%6)88)7
!
WARNING
)2)6%0%*)8=90)7
BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 2
1%8',)736,38%7,)7 Fire inside the
vacuum tank may occur.
3 238 97) 83 :%'991 *0%11%&0) 0-59-(7
%0'3,30+%7)736)<4037-:)(97870-/)
+%730-2) 36 38,)6 *9)07 0-+,8)6 *09-(
:%62-7, 430=96)8,%2) '3%8-2+7 '0)%2)67
3-0&%7)(4%-2872%896%0 +%7,=(63+)2
'3%0 (978 1%+2)7-91 (978 +6%-2 (978 36
+9243;()6 Electric motors create sparks
which may ignite the dust or fumes.
6)774634)60=3238;)%60337)'038,-2+
36.);)06= 328%-2032+,%-6 ))4=396
,%-6'038,-2+%2(+03:)7%;%=*631
13:-2+4%687 Loose clothes, jewelry, or long
hair can be caught in moving parts, hose, and
suction nozzles. eep handles dry, clean and
free from oil and grease.
3238,30(8,),37)%+%-278%2=&3(=
4%687(96-2+34)6%8-32Static electricity
build-up in the hose during operation may
result in static shock.
7)7%*)8=)59-41)280;%=7 ;)%6)=)
%2(,)%6-2+4638)'8-32 Dust mask, non-skid
safety shoes, hard hat, or hearing protection
must be used for appropriate conditions.
This product contains
chemicals, including lead,
known to the State of California to cause
cancer, and birth defects or other reproductive
harm. !%7,,%2(7%*8)6,%2(0-2+
37',*-08)671978&)
97)( ;,)2 97-2+ 8,-7
:%'991 *36 )%( %7)( %-28
)23:%8-32 )4%-6 %2( %-28-2+ 63+6%1
;,)6)0)%(1%=&)46)7)28
38 79-8%&0) 83 :%'991
,%>%6(397 36 83<-'
79&78%2')736 (9787)+%7&)7837 The
filters will not be able to capture all particles
and may exhaust them back into the
environment.
!
WARNING
%'9910)%2)6%*)8=90)7
%'991%6)
2')8,-7:%'991-797)(*36
)%( %7)( %-28
)23:%8-32)4%-6%2(%-28-2+63+6%1
;,)6)0)%(1%=&)46)7)28-8-7
6)'311)2()(8,%8-8%0;%=7&)97)(*36
!,)297-2+8,-7:%'991
*36 )%(%7)( %-28
)23:%8-32 )4%-6 %2( %-28-2+ 63+6%1
8,-7 :%'991-7 2386)'311)2()(
*36:%'991-2+'%64)87%2(69+7
323897):%'991-*7;-8',(3)7 238
8962-836 Any vacuum that cannot
be controlled with the switch is dangerous
and must be repaired.
-7'322)'88,)409+*6318,)43;)6
7396')&)*36) 1%/-2+ %2= %(.9781)287
',%2+-2+%'')7736-)7367836-2+8,)
:%'991 Such preventive safety measures
reduce the risk of starting the vacuum
accidentally.
3 6)(9') 8,) 6-7/ 3*
)0)'86-'7,3'/97)320=
*-08)67;,)2;)8:%'991-2+ Failure
to use the VAC012 filters may allow water to
reach electrical components.
3 238 :%'991 (978 ;,)2 0-59-(*09-( -7
'328%-2)(-28,):%'9918%2/3238
:%'9910-59-(7*09-(7;,)2 (978-7-28,)
8%2/ In either case empty the tank and/or
remove dust bag before use so that dust
does not cake and harden inside the tank.
6=*-08)67'3140)8)0=%*8)6;)8:%'991-2+
3697)%7)'32((6=*-08)67)8*36(978
:%'991-2+ Damp or wet filters will cake
with dust or develop mold or mildew.
836)-(0):%'9913983*6)%',3*',-0(6)2
%2(38,)69286%-2)(4)67327 Vacuums are
dangerous in the hands of untrained users.
%-28%-2:%'991;-8,'%6)634)60=
1%-28%-2 :%'991 83 /))4 ,37)
923&7869'8)( 3 238 498 %2= 3&.)'8 -283
34)2-2+73 238 97);-8, %2=34)2-2+
&03'/)( /))4 *6)) 3* (978 0-28 ,%-6 %2(
%2=8,-2+8,%81%= 6)(9')%-6*03; Any
alteration or modification is a misuse and
may result in a dangerous condition.
,)'/*361-7%0-+21)2836&-2(-2+3*
13:-2+4%687&6)%/%+) 3*4%687%2(%2=
38,)6 '32(-8-32 8,%8 1%= %**)'8 8,)
:%'991734)6%8-32*(%1%+)( ,%:)8,)
:%'9917)6:-')(&)*36)97-2+ Poorly
maintained vacuums cause many accidents.
Develop a periodic maintenance schedule for
your vacuum.
7) 320= %'')7736-)7 8,%8 %6)
6)'311)2()(&=8,)1%29*%'896)6*36
=39613()0 Accessories that may be
!
WARNING
!
WARNING
!
WARNING
!
WARNING
-3-
!
WARNING
BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 3
92'8-32%0)7'6-48-32%2(4)'-*-'%8-327
-7'322)'88,)409+*6318,)43;)67396')&)*36)1%/-2+%2=
%77)1&0=%(.9781)28736',%2+-2+%'')7736-)7. Such preventive safety
measures reduce the risk of starting the tool accidentally.
!
WARNING
!
#
!
0096437) %'9910)%2)6
FIG. 1
8%2(%6(59-41)28
1 35 mm Vacuum Hose
1 Main Handle and 2 Handle Clamps
1 Dust Bag
2 VAC012 Filter Cartridges
2 Motor Protection Filters
-4-
suitable for one vacuum may become
hazardous when used on another vacuum.
)6:-')
20=59%0-*-)(6)4%-64)67322)01978
4)6*361 :%'991 7)6:-') Service or
maintenance performed by unqualified
personnel could result in a risk of injury. For
example: internal wires may be misplaced or
pinched.
!,)27)6:-'-2+ %:%'991 97)320=
-()28-'%0 6)40%')1)28 4%687 3003;
-27869'8-327-28,)%-28)2%2')7)'8-323*
8,-7 1%29%0 Use of unauthorized parts or
failure to follow the Maintenance Instructions
may create a risk of electric shock or injury.
Certain cleaning agents such as gasoline,
carbon tetrachloride, ammonia, etc. may
damage plastic parts.
BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 4
-5-
4)'-*-'%8-327
Model number ............................................. 3931B-SPB
Voltage ......................................................... 120V
Frequency .................................................... 60 Hz
Rated Power of Vacuum Cleaner ................ 10 Amps
Canister Volume (gross) ............................. 6.6 gal. (25 ltr.)
Canister Volume wet (net) ........................... 4.0 gal. (15 ltr.)
Canister Volume dry (net) ........................... 5.3 gal. (20 ltr.)
Paper Dust Bag Volume (net) ...................... 5.5 gal. (21 ltr.)
Air Flow* ...................................................... 130 CFM (61 ltr./sec.)
Static Water Lift* .......................................... 100 in.
Vacuum Suction Pressure* ......................... 248 millibars
Filter Cartridge Type ................................... (BIA) M
Filter Cartridge Surface Area (Ea.)............... 4300 cm2
Number of Filter Cartridges.......................... 2
Total Filter Surface Area .............................. 8600 cm2
Dust Retention ............................................. 99.93%
Sound Pressure Level.................................. 69 dB (A)**
Weight ......................................................... 27.6 lbs.
Cord Length ................................................. 25 feet
Hose Length................................................. 9.84’ (3 meter)
92'8-32%0)7'6-48-32%2(4)'-*-'%8-327
* Measured at the blower.
** The typical A-weighted sound pressure level of the product is 69 dB (A), which is
determined at 1.60 m height and 1 m distance according to IEC 704-1.
BM 2610024876 04-12_BM 2610024876 04-12.qxp 4/5/12 9:14 AM Page 5
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