Sagola DM 300 Manual De Instrucciones página 48

MALFUNCTION
Low material
delivery
The pump changes
cycles when product
outlet is closed
Continuous escape
of air through the
silencer when the
pump is shut down
(without outlet)
CAUSE
Insufficient inlet or air pressure
Clogged product outlet hose
Suction hose loose or of small
diameter
Antipulsations filter, absorption
or gun dirty
Product valves dirty, stuck or
damaged
Product inlet fittings or
connections loose
Valve seat or ball closed
or faulty
Valve O-ring damaged
Damaged vessel joints of the
distributor
Damaged distributor plate
and/or insert
Damaged sliding O-rings
Damaged O-rings of the
anchoring bolt
ENGLISH
REPAIR
Open air inlet regulator
Clean outlet hose or
replace
Tighten suction hose
or fit hose of adequate
diameter for the product
to be used (depends on
its viscosity)
Clean or replace
Clean valves or replace
Firmly tighten
connections
Clean or replace
Replace
Replace
Replace
Replace
Replace