Maintenance - DeWalt DWV905M Original Instructions Manual

EnGLIsH
4. Remove filter (see clause "To Remove Filter".
5. Wipe the inside of the canister using a damp cloth.
6. Replace the motor head and close the latches.
7. Plug vacuum into a RCD protected outlet.

WARNING: Do not use the machine with this set up for
dust Class M and H.
To Empty Canister (Fig. G)
The ball float valve 27 will block air to the motor when the
canister is full and the sound of the motor will change at once.
When the motor has a high pitched sound and air/water flow
stops, empty the canister.
1. Turn off vacuum and unplug cord from outlet.
2. Unlatch canister latches
3. Empty contents of canister
or drain.
To Convert Back to Dry Vacuum Operation
1. Empty canister, refer to To Empty canister instructions.
2. Place canister upside down position until dry. DO NOT use
wet canister for dry pick up.
3. Place vacuum head 3 on a level surface until dry.
4. Reinstall filters when vacuum head is dry. See Filters
under Maintenance.
5. When canister is dry place the vacuum head onto the
canister and secure it by closing the canister latches
Telescoping Handle (Fig. H)
Press release button 17 to raise and lower the telescoping
handle 18 .
Shut Down (Fig. D)
1. Turn on/off tool control switch
2. Unplug the unit.
Transporting (Fig. I)

CAUTION: Risk of injury and damage! Pay attention to
the weight of the device when transporting it. Secure the
device against unintentional movement.
1. For dust-free transport, remove the dust bags from the
canister or affter suction of liquids, drain liquids from the
canister.
2. Remove the hose and close the twist-lock hose inlet
with the inlet plug 19 .
3. Put the ends of the suction hose together to prevent dirt
particles from escaping.
4. Store the power cord 2
5. When transporting in vehicles, secure the machine from
movement and tip over.

MAINTENANCE

Your D WALT appliance has been designed to operate over
e
a long period of time with a minimum of maintenance.
Continuous satisfactory operation depends upon proper
appliance care and regular cleaning.
28
4 and remove vacuum head
6 into a suitable container
15 to the OFF position ( ).
and suction hose.
If you experience a loss of suction perfomance due to a clogged
filter, turn the unit off, close the twist-lock hose inlet
the inlet plug
you here the clicking sound of the filter cleaning two times. If
the suction performance is still not sufficient, the filters must
be changed.

DANGER: Dust hazardous to health. Always wear disposal
clothing and respirators of class P2 or higher Respirators
when carrying out maintenance work Maintenance work
(e.g. changing filters).

WARNING: To reduce the risk of injury, turn
appliance off and disconnect appliance from power
source before installing and removing accessories,
before adjusting or changing set-ups or when
3 .
making repairs. An accidental start-up can cause injury.

WARNING: For user servicing, the machine must be
dismantled, cleaned and serviced, as far as is reasonably
practicable, without causing risk to the maintenance staff
and others. Suitable precautions include, decontamination
before dismantling, provision for local filtered exhaust
ventilation where the machine is dismantled, cleaning of
the maintenance area and suitable personal protection.
• The manufacturer, or an instructed person, shall
perform a technical inspection at least annually,
consisting of, for example, inspection of the filter for
damage, air tightness of the machine and proper
4 .
function of the control mechanism.
• In addition, on class H machines, the machine
filtration efficiency should be tested at least annually,
or more frequently as may be specified by national
requirements. The test method that can be used to
verify the machine's filter efficiency is specified in
22.AA.201.2. If the test fails, it shall be repeated with
a new filter.
• When carrying out service or repair operations, all
contaminated items which cannot be satisfactorily
cleaned, are to be disposed of; such items shall be
disposed of in impervious bags in accordance with any
current regulation for the disposal of such waste.
• Remove the outside of the machine. It should be
decontaminated by vacuum cleaning methods and
wiped clean or treated with sealant before being taken
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out of a hazardous area. All the machine parts shall
be regarded as contaminated when removed from
the hazardous area and appropriate action taken to
prevent dust dispersal.
Filter
To Remove Filters (Fig. J, K)
1. Turn on/off tool control switch
and unplug cord from outlet.
2. Release canister latches
from canister. Place vacuum head on a level surface
upside down.
19 , start the unit, and wait 15 seconds until
15 to the OFF position ( )
4 and remove vacuum head
10 with
3