Graco Inc. ti2895a Manual Do Utilizador

Gas engine pulls hard (won't start)

Hydraulic pressure is too high

Turn hydraulic pressure knob counterclockwise 
to lowest setting

Gas engine does not start

Switch OFF, low oil, no gasoline

Consult engine manual, supplied

Gas engine doesn't work properly

Faulty engine

Consult engine manual, supplied

Elevation

Refer to 6.5 HP Engine Repair Kit, 246311

Gas engine operates, but displacement pump 
doesn't operate

Pump valve is OFF

Set pump valve ON

Pressure setting too low

Increase pressure, page 10

Displacement pump outlet filter (if used) is dirty 
or clogged

Clean the filter

Tip or tip filter (if used) is clogged

Remove tip and/or filter and clean

Hydraulic fluid too low

Shut off sprayer. Add fluid*. See page 7

Belt worn or broken or off

Replace. See manual 310548

Hydraulic pump worn or damaged

Bring sprayer to Graco distributor for repair

Dried paint seized paint pump rod

Service pump. See manual 309277

Hydraulic motor not shifting

Set pump valve OFF. Turn pressure down. Turn 
engine OFF. Pry rod up or down until hydraulic 
motor shifts. Manual 310548

Displacement pump operates, but output is low 
on upstroke

Piston ball check not seating properly

Service piston ball check. See manual 309277

Piston packings worn or damaged

Replace packings. See manual 309277

Displacement pump operates but output is low 
on downstroke and/or on both strokes

Piston packings worn or damaged

Tighten packing nut or replace packings. See 
manual 309277

Intake valve ball check not seating properly

Service intake valve ball check. See manual 
309277

Suction tube air leak

Paint leaks and runs over side of wetcup

Loose wet-cup

Tighten wet-cup enough to stop leakage

Throat packings worn or damaged

Replace packings. See manual 309277

Excessive leakage around hydraulic motor 
piston rod wiper

Piston rod seal worn or damaged

Replace these parts. See manual 310548

Fluid delivery is low

Pressure setting too low

Increase pressure, page 10

Displacement pump outlet filter (if used) is dirty 
or clogged

Clean filter

Intake line to pump inlet is not tight

Tighten

Hydraulic motor is worn or damaged

Bring sprayer to Graco distributor for repair

Large pressure drop in fluid hose

Use larger diameter or shorter hose

The sprayer overheats

Paint builup on hydraulic components

Clean

Oil level is low

Fill with oil. See page 7

Spitting from gun

Air in fluid pump or hose

Check for loose connections on siphon assem-
bly, tighten, then reprime pump

Loose intake suction

Tighten

Fluid supply is low or empty

Refill supply container

Excessive hydraulic pump noise

Low hydraulic fluid level

Turn sprayer OFF. Add fluid*. See page 7

Electric motor does not operate

Power switch is not ON

Turn power switch to ON

Tripped circuit breaker

Check circuit breaker at power source. Reset 
motor switch

*Check hydraulic fluid level often. Do not allow it to become too low. Use only Graco approved hydraulic fluid, page 7.