Pumping System - Simpson Super Brute 3500 Instruction Manual

POWER SYSTEM: ELECTRIC DRIVEN
Problem
Electric motor does not
start
Machine will not auto-start
(if equipped)

PUMPING SYSTEM

Problem
Trigger gun leaks or will
not shut off
Pump runs but there is no
spray pressure
Probable Cause
No electric power
Thermal overload in the
motor/or starter has been
tripped (If equipped)
Power switch inoperative
Electric motor or wiring
failure
No water pressure at inlet
Must have adequate water
supply
Coil scale build up
Check filter screen and inlet
pressure
Pressure switch on unloader
is faulty
Timer is faulty
Probable Cause
Debris in gun valve assembly Clean valve assembly or
Water turned off
Nozzle is plugged
Inlet chemical injection valve
is open, without the end of
the pickup tube inserted
into detergent. (upstream
injection systems only)
Coil on hot water machines
is obstructed
Pump dry, needs to be
primed
Remedy
Check cord, plug, socket,
and breaker
Reset manual overload
by depressing the thermal
switch on the outside of the
motor or starter after the
motor has cooled.
CAUTION: Automatic
overload will restart the
motor automatically when it
has cooled.(If equipped)
Check power switch
Replace or repair motor and/
or wiring
Connect to appropriate water
supply
Check for correct pressure
and gallonage
Descale coil for better water
flow
Pull trigger gun to check
auto-start function
Replace
Remove leads from timer at
control end, see if machine
shuts off after time out,
replace if defective
Remedy
replace gun
Turn water on
Clean or replace with proper
size
Close soap valve or
submerge detergent pickup
tube into solution
Clean obstruction or scale
deposits from coil with coil
cleaner
Crack open fitting on the
high pressure outlet of the
pump until water flows out