Magnum Venus Plastech HIS Troubleshooting Manual - Manual (Page 25)

Page 23
H.I.S. Troubleshooting Manual
this stage are not effective.
No resin delivery on down
stroke Foot valve, spring, spring
retainer, or foot valve ball
worn or dirty Remove, clean/replace
parts as necessary.
No resin delivery on up
stoke Piston cups, piston ball or
pump cylinder worn. Remove, clean/replace
parts as necessary.
Air entering pump during
running. Fittings on wand assembly
not tight. Check all fittings from filter
on bottom of wand to union
on pump and retighten.
No flush solvent at gun. No air Set regulator air on
manifold to flush solvent
tank to 30 psi for resin and
for gel coat spraying. Set
regulator at 40 psi for
casting and hydrajecting
operations. Be sure valve
cock is on ¼ turn.
No solvent in tank. Turn regulator to flush tank
“off”. Release air form tank
by pulling up on ring on
relief valve on lid of flush
tank. Release and remove
lid. Fill tank with solvent.
Take care to position O-ring
on cover before sealing
tank.
Blockage in flush hose or
gun. Turn regulator to flush tank
to “off”. Release pressure
from tank. Disconnect hose
from tank and gun and blow
through with air. IF hose
does not readily pass air, it
should be replaced. Check
nipple to hose connection
on gun. Remove elbow
and nipple from gun and
check their cleanliness.
Visually examine cavity in
gun head for obstructions.
All ports and openings in
needle area of flush system
must be clean of foreign
matter. Clean all areas and
replace any and all worn or
damaged parts.