Functional Description And Specifications - Bosch 3931A-PB Operating/Safety Instructions Manual

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vacuum serviced before using. Poorly
maintained vacuums cause many accidents.
Develop a periodic maintenance schedule for
your vacuum.
Use only accessories
recommended by the manufacturer for
your model. Accessories that may be
suitable for one vacuum may become
hazardous when used on another vacuum.
Service
Only qualified repair personnel must
perform vacuum service. Service or
maintenance performed by unqualified

Functional Description and Specifications

Disconnect the plug from the power source before making any
WARNING
assembly, adjustments or changing accessories. Such preventive safety
measures reduce the risk of starting the tool accidentally.
Standard Equipment:
1 35 mm Vacuum Hose
1 Main Handle and 2 Handle Clamps
1 Dust Bag
2 VAC012 Filter Cartridges (Model 3931A-PB only)
2 VAC019 HEPA Filter Cartridge (Model 3931A-PBH only)
2 Motor Protection Filters
2 Rear Wheels, 1 Axle
2 Axle Cap-and-Pin Assemblies
2 Front Casters
1 Hose Port Cap and Chain
MODE SELECTOR
SWITCH
POWER
BROKER DIAL
POWER TOOL
SOCKET
FILTER
COMPARTMENT LOCK
HOSE PORT
VACUUM
HOSE
HOSE PORT CAP
that are
All-Purpose Vacuum Cleaner
CORD
WRAP
CARRyING
HANDLE
-4-
personnel could result in a risk of injury. For
example: internal wires may be misplaced or
pinched.
When servicing a vacuum, use only
identical replacement parts. Follow
instructions in the Maintenance section of
this manual. 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.
FIG. 1
CANISTER
DRAIN
MAIN HANDLE
CONTROL
UNIT
HANDLE
CLAMPS
WAND
STORAGE
CANISTER
LATCH
RUST PROOF
CANISTER