Bosch AQT 42-13 Original Instructions Manual page 10

10 | English
Problem Possible Cause
Water supply hoses squeezed
High pressure hose too long
Pressure too low, but Nozzle worn
steady
Start/stop valve worn
Note: Several types of
accessory will normally
deliver a lower pres-
sure
Motor starts up but No water supply
with restricted or no
Water filter clogged up
working pressure
Nozzle clogged up
The pressure washer Pump/ power gun leaky
starts irregularly by it-
self
Water leaks from ma- Leaking pump
chine
Maintenance and Service
Maintenance
Stop, remove plug from the power supply and discon-
u
nect from water supply.
Note: To ensure long and reliable service, carry out the fol-
lowing maintenance regularly.
Regularly check for obvious defects such as loose fixings,
and worn or damaged components.
Check that covers and guards are undamaged and correctly
fitted. Carry out necessary maintenance or repairs before
using.
In order to avoid safety hazards, if the power supply cord
needs to be replaced, this must be done by Bosch or by an
after-sales service centre that is authorised to repair Bosch
power tools.
After use/Storage
Turn the main switch off and operate the trigger to drain the
water from the high pressure hose.
Clean the exterior of the machine thoroughly using a soft
brush or cloth. Do not use water, solvents or polishes. Re-
move all debris, especially from the ventilation slots.
End of season storage: Drain water out of pump running mo-
tor for a few seconds. Pull trigger to release all water.
Do not place other objects on top of the machine.
Store in a frost-free area.
Ensure cables are not trapped when storing. Do not kink high
pressure hose.
After-sales Service and Application service
www.bosch-do-it.com
F 016 L74 771 | (15.02.2019)
Corrective Action
Straighten out kinked water supply hoses
Remove high pressure extension hose. Retry (ex-
tension hose max. 7 m)
Change the nozzle
Activate trigger five times in quick succession
Connect water supply
Clean the water filter
Clean nozzle
Contact your Bosch Service Centre
A slight water leak is permissible; in case of ex-
cessive leak, contact Bosch Service Centre.
In all correspondence and spare parts orders, please always
include the 10‑digit article number given on the type plate of
the product.
Cambodia
Robert Bosch (Cambodia) Co., Ltd
Unit 8BC, GT Tower, 08th Floor, Street 169,
Czechoslovakia Blvd, Sangkat Veal Vong
Khan 7 Makara, Phnom Penh
VAT TIN: 100 169 511
Tel.: +855 23 900 685
Tel.: +855 23 900 660
www.bosch.com.kh
People's Republic of China
China Mainland
Bosch Power Tool (China) Co. Ltd.
Bosch Service Center
567, Bin Kang Road
Bin Kang District
Hangzhou, Zhejiang Province
China 310052
Tel.: (0571) 8887 5566 / 5588
Fax: (0571) 8887 6688 x 5566# / 5588#
E-mail: bsc.hz@cn.bosch.com
www.bosch-pt.com.cn
HK and Macau Special Administrative Regions
Robert Bosch Co. Ltd.
21st Floor, 625 King's Road
North Point, Hong Kong
Customer Service Hotline: +852 2101 0235
Fax: +852 2590 9762
E-mail: info@hk.bosch.com
www.bosch-pt.com.hk
India
Bosch Service Center
69, Habibullah Road, (next to PSBB School), T. Nagar
Bosch Power Tools