Bosch Power Tools 3931A-PB Operating Instructions, The vacuum cleaner has four operating modes

Models: 3931A-PB

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Operating Instructions
! WARNING
! WARNING

BM 2610022228 04-12_BM 2610022228 04-12.qxp 4/12/12 10:52 AM Page 9

Operating Instructions

FIG. 7

The vacuum cleaner has four operating modes:

Normal Vacuuming Mode

Power Tool Activation Mode

Pulse-Clean Filter Cleaning Mode

Pulse-Clean Filter Cleaning Combined with Power Tool Activation Mode

Avoid accidental starting. Be sure vacuum and tool switches are OFF before plugging in or

putting vacuum switch into power tool activation mode or filter cleaning mode. Do not keep power tool plugged into the vacuum cleaner’s power tool outlet during normal vacuuming. Plugging in vacuums or tools that have the switch ON invites accidents.

When using this vacuum ! WARNING for EPA Lead Based Paint

Renovation, Repair and Painting Program (RRP), this vacuum is not recommended for vacuuming carpets and rugs.

Not suitable to vacuum hazardous or toxic substances or dusts e.g. asbestos. Neither

the standard VAC012 Filter Cartridges or the optional VAC019 HEPA Filter Cartridges are able to capture all particles and may exhaust them back into the environment.

NORMAL VACUUMING MODE

Switching the Unit On: Set mode selector switch to ON.

Switching the Unit Off: Set mode selector switch to OFF.

POWER TOOL ACTIVATION MODE

In the Power-Tool Activation mode, when the power tool is switched on, the power tool automatically switches on the vacuum cleaner.

POWER BROKER

POWER ALLOCATION FEATURE The Power Broker feature allows optimal allocation of the power available between the vacuum cleaner and power tool on either 15- Amp or 20-Amp circuits:

Before connecting power tool, set POWER BROKER™ dial as follows:

1.Get tool amp rating from tool dataplate.

2.Subtract tool amp rating from building circuit’s amp rating.

3.Set dial to the difference.

Notes:

The building's circuit breaker can trip if the combination of power tool amp rating and the dial setting exceed the building circuit's amp rating.

The dial should be set at 11 amps unless the building circuit's amp rating minus the power tool amp rating setting is less than 11 amps.

If full vacuum cleaner power is needed with a power tool that draws high amps, it may be necessary to plug the power tool into a

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Bosch Power Tools 3931A-PB Operating Instructions, The vacuum cleaner has four operating modes, Normal Vacuuming Mode