© Motor City Wash Works, Inc. 48285 Frank, Wixom Michigan 48393 U.S.A.
Phone: 248.313.0272 ▪ Fax: 248. 313.0271
8MANULWPBRINS01 11-18-20 REV 1.0
www.motorcitywashworks.com
15
Possible Problems/Remedies
Equipment:
Problem:
Remedy:
HP Blaster Arches
Not turning on.
Verify run command
to motor starter/soft
start/VFD.
Check for fault on soft
start/VFD.
HP Blaster Arches
Pump motor turns on,
but low pressure.
Verify motor box
wiring is correct for
your site voltage.
Verify belt tension.
Pressure regulator is
not set correctly or
there is a blockage.
HP Blaster Arches
Water not flowing
through all nozzles.
Check for individual
clogged nozzle
screens.
Ensure good incoming
water pressure.
Check main water
filter is not clogged
and is flowing the
correct direction.
HP Blaster Arches
Run command
present but no water
flowing to nozzles.
Check incoming
power is present at
motor control.
Ensure no tripped
