Corrective Action - Bosch AQT 35-12 Originalbetriebsanleitung

OBJ_BUCH-1953-005.book Page 13 Monday, December 16, 2013 1:37 PM
Do not overreach with the high pressure hose or move the
pressure washer by pulling the hose, this could cause the ma-
chine to become unstable and fall over.
Do not kink or drive a motor vehicle over the high pressure
hose. Do not expose the high pressure hose to sharp edges or
corners.
Never use a roto nozzle to clean motor vehicles.
WARNING! The Patio Cleaners supplied are only intended to
be used on flat surfaces! Do not attempt to use them on steps
or vertical surfaces. Never attempt to touch the rotating noz-
zle while operating the machine!
Working advice for cleaning with detergents
 Only use cleaning agents suitable specifically for high
pressure washers.
Troubleshooting
Problem Possible Cause
Motor refuses to start Plug not connected
Mains socket faulty
Fuse faulty/blown
Extension cable damaged
Motor protector has activated
Frozen
Motor stops Fuse faulty/blown
Wrong mains voltage
Motor protector has activated
Fuses blow Fuses incorrectly rated
Motor starts but no pressure Nozzle partly blocked
Motor "sounds" but fails to Insufficient power supply
start
Voltage loss due to use of extension cable Check characteristics of extension cable
Appliance not used for a long period of
time
Problems with TSS (Total Stop System)
device
Pressure pulsating Air in the inlet water supply hose/pump
Inadequate water supply
Water filter blocked
Water supply hoses squeezed
High pressure hose too long
Pressure too low, but steady Nozzle worn
Note: Several types of acces- Start/stop valve worn
sory will normally deliver a
lower pressure
Bosch Power Tools
We recommend that you use detergent sparingly for the sake
of the environment. Observe the recommended dilution on
the detergent label.
Recommended cleaning method
Step 1: Loosening dirt
Attach the High Pressure Foam nozzle or select the foam set-
ting on the 3 in 1 nozzle and spray on the detergent sparingly.
Step 2: Removing dirt
Spray off the loosened dirt with the high-pressure spray.
Note: When cleaning a vertical surface spray off dirt/deter-
gent from the bottom and work in an upwards direction. Rinse
from the top and work downwards.

Corrective Action

Connect plug
Use another socket
Replace fuse
Try without extension cable
Allow to cool for 15 minutes
Wait for pump/water supply hose/accessory to thaw
Replace fuse
Check that mains voltage corresponds to specifica-
tions on the model tag
Allow to cool for 15 minutes
Change to a mains supply higher than the pressure
washer amp consumption
Clean nozzle
Check that the voltage of the mains power supply
line is the same as that on the plate.
Contact your Bosch Service Centre
Contact your Bosch Service Centre
Allow pressure washer to run with open spray han-
dle and nozzle at low pressure until regular working
pressure is obtained
Check that the water supply corresponds to specifi-
cations. The minimum specification for the water
supply hose is 1/2" or 13 mm diameter
Clean water filter
Straighten out kinked water supply hoses
Remove high pressure extension hose. Retry (exten-
sion hose max. 7 m)
Change the nozzle
Activate trigger five times in quick succession
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F 016 L70 995 | (16.12.13)