Graco 25U542, Руководство пользователя

Страница: 34 / 48

Troubleshooting
34 3A9002A
Pump is primed, but can not
achieve good spray pattern.
Spray tip may be partially
clogged.
Clear spray tip clog. See, Clear
Tip Clog , page 22.
Reversible spray tip is in UNCLOG
position.
Rotate arrow-shaped handle on
spray tip so it points forward to
SPRAY position. See page 17.
Debris in paint. Strain the paint. See page 10.
Pressure is set too low. Align pressure control knob
setting indicator to desired spray
setting. See page 17.
InstaClean fluid filter is clogged. Clean or replace InstaClean fluid
filter. See page 26.
Spray gun fluid filter is clogged. Clean or replace gun fluid filter.
See page 26.
Spray tip selected is too large for
capability of sprayer.
Replace tip. See page Spray Tip
Installation , page 17.
Spray tip is worn beyond the
capability of sprayer.
Replace tip. See Spray Tip
Installation , page 17.
Spray tip gasket and seal worn or
missing.
Replace gasket and seal. See
page 17.
Inlet strainer is clogged or suction
tube is not immersed in paint.
Clean debris off inlet strainer and
make sure suction tube is
immersed in paint.
Battery has insufficient charge for
tip support.
Charge battery or reduce tip size.
Inlet pump valve or outlet pump
valve is worn or clogged with
debris.
Check for worn or contaminated
inlet valve or outlet valve.
- Prime sprayer with paint.
- Trigger gun momentarily.
- When trigger is released, pump
should cycle momentarily and
stop.
- If pump continues to cycle,
pump valves may be worn or
contaminated with debris.
- Clean or replace valves with
appropriate kits. See page 41.
Bumpy turf. Use spray shields.
Cold weather. Warm paint or thin with water.
Material is too thick. Thin material. Follow
manufacturer’s
recommendations.
Airless hose is too long (if extra
section was added).
Remove section of airless hose.
Spray gun stopped spraying while
trigger is pulled.
Spray tip is clogged. Clear spray tip clog. See, Clear
Tip Clog , page 22.
Sprayer lost prime. See troubleshooting section
“Sprayer runs, but pump does not
prime or looses prime while in
use” on page 32.
When paint is sprayed, coverage
is excessive.
Material is being applied too thick. Move gun faster.
Choose a spray tip with smaller
hole size.
Choose spray tip with wider fan.
Make sure gun is far enough from
surface.
Problem Cause Solution