Graco 16W884, ti23055a, 16W881, 16W867, 16W887, 16W984, 16W873 Maintenance, Pressure Relief Procedure

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Maintenance

Maintenance

Pressure Relief Procedure

1.Lock gun trigger safety.

2.Turn engine ON/OFF switch to OFF.

3.Move pump switch to OFF and turn pressure control knob fully counterclockwise.

4.Unlock trigger safety. Hold metal part of gun firmly to side of grounded metal pail, and trigger gun to relieve pressure.

5.Lock gun trigger safety.

6.Open pressure drain valve. Leave valve open until ready to spray again.

If you suspect that the spray tip or hose is completely clogged, or that pressure has not been fully relieved after following the steps above, VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually, then loosen completely. Now clear tip or hose.

NOTE: For detailed engine maintenance and specifica- tions, refer to separate Honda Engines Owner's Manual, supplied.

DAILY: Check engine oil level and fill as necessary.

DAILY: Check hose for wear and damage.

DAILY: Check that all hose fittings are secure.

DAILY: Check gun safety for proper operation.

DAILY: Check pressure drain valve for proper opera- tion.

DAILY: Check and fill the gas tank.

DAILY: Check level of TSL in displacement pump pack- ing nut. Fill nut, if necessary. Keep TSL in nut to help prevent fluid buildup on piston rod and premature wear of packings and pump corrosion.

AFTER THE FIRST 20 HOURS OF OPERATION:

Drain engine oil and refill with clean oil. Reference Honda Engines Owner's Manual for correct oil viscosity.

WEEKLY: Remove engine air filter cover and clean ele- ment. Replace element, if necessary. If operating in an unusually dusty environment: check filter daily and replace, if necessary.

Replacement elements can be purchased from your local HONDA dealer.

AFTER EACH 100 HOURS OF OPERATION:

Change engine oil. Reference Honda Engines Owner's Manual for correct oil viscosity.

SPARK PLUG: Use only BPR6ES (NGK) or W20EPR-U (NIPPONDENSO) plug. Gap plug to 0.028 to 0.031 in. (0.7 to 0.8 mm). Use spark plug wrench when installing and removing plug.

Use the supplied engine oil funnel when draining oil.

OIL FUNNEL

ti23054a

332919C

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Contents Operation Table of Contents Fire and Explosion Hazard Equipment Misuse Hazard Standard Models 3400, 3900, 5900, 5900HD, 7900, 7900HD Component IdentificationProContractor Models 3900, 5900, 7900, 5900HD, 7900HD Ironman Models 5900, 7900, 7900HD Lo-Boy Models 3900, 5900 Convertible Models Pressure Relief Procedure Grounding Setup Change Engine to Motor Convertible Models OnlyStartup Spray Switch Tip Guard AssemblyClearing Tip Clogs WatchDog Protection SystemProContractor and Ironman units only ProContractor units only Hose ReelProContractor and Ironman units Operation Main Menu Digital Tracking SystemChange Display Units Job GallonsPress and hold DTS button to clear error code to zero Cleanup Turn prime valve down Drain position Pressure Relief Procedure MaintenanceProblem Cause Solution TroubleshootingTroubleshooting Fluid Pump Runs Constantly Troubleshooting ProcedureControl Board Malfunction Volts Control Board Malfunction StepsConvertible Electric Motor Will Not Run Convertible Electric Motor Will Not Run Steps See step Is there over 10-20 AC volts? Beep Two blinks is the same as E=02 Digital Display MessagesPinion Assembly/Clutch Armature Removal Pinion Assembly/Clutch Armature/ClampInstallation Technical Data ModelsMetric Models Honda GX160 Engine Ansi Power Rating @ 3600 rpm Horsepower Honda GX200 Engine Ansi Power Rating @ 3600 rpm Horsepower Graco Information Graco Standard Warranty