OBJ_BUCH-620-003.book Page 25 Thursday, January 31, 2008 2:05 PM
Problem
Spray jet pulsates
Spray material drips from
the nozzle
No spray material emerges
from the nozzle
Maintenance
If the machine should fail despite the care taken
in manufacturing and testing procedures, repair
should be carried out by an after-sales service
centre for Bosch power tools.
In all correspondence and spare parts order,
please always include the 10-digit article
number given on the type plate of the machine.
Bosch Power Tools
Cause
Not enough spray material in
container
Venting hole on suction tube 10
clogged
Air filter heavily soiled
Spray material too viscous
Build-up of spray material on
nozzle 11 and air cap 2
Nozzle 11 worn
Nozzle 11 loose
Nozzle 11 clogged
Suction tube 10 clogged
Venting hole on suction tube 10
clogged
Suction tube 10 loose
No pressure build-up in
container 8
Spray material too viscous
WARNING! Important instructions for con-
necting a new 3-pin plug to the 2-wire cable.
The wires in the cable are coloured according to
the following code:
Do not connect the blue or brown wire to the
earth terminal of the plug.
Important: If for any reason the moulded plug is
removed from the cable of this power tool, it
must be disposed of safely.
English | 25
Corrective Measure
Refill spray material
Clean suction tube and hole
Changing the Air Filter
Thin down the spray material by
10% again and carry out a test-
spray run
Clean nozzle and air cap
Replace nozzle
Tighten union nut 3
Clean nozzle
Clean suction tube
Clean suction tube and hole
Insert suction tube properly
Screw container firmly against
spray gun
Thin down the spray material by
10% again and carry out a test-
spray run
1 609 929 R18 | (31.1.08)