Graco 249881, 246008 instruction manual Troubleshooting, Problem Cause Solution, Fications

Page 16

Troubleshooting

Troubleshooting

WARNING

Read warnings, page 3.

Relieve pressure before you check or repair the meter. Follow the Pressure Relief Procedure, page 8.

Be sure all other valves and controls and the pump are operating properly. If using the chart below to trouble- shoot is not successful, contact your Graco distributor for repairs or component replacement.

Problem

Cause

Solution

 

 

 

Battery display

Battery has low charge.

Recharge battery.

bars do not appear.

 

 

 

 

 

Meter display does

Battery is dead.

Attempt to recharge a dead battery using procedures

not activate.

 

outlined in the Battery Charger Instruction Manual

 

 

(309502). If procedure does not restore a normal

 

 

charge, replace the battery.

 

 

 

 

Battery inserted too soon.

Wait 30 seconds and reinstall fully charged battery.

 

 

 

 

Cable connections are loose or dis-

Ensure cables are properly connected. See page 22.

 

connected.

 

 

 

 

 

Electronic display is damaged.

Replace with Bezel Repair Kit (246438). See page 33.

 

 

 

Slow or no fluid

CleanLine filter system is clogged.

Clean or replace the CleanLine filter. Refer to the Clean-

flow from meter.

 

Line Filter System Instruction Manual (310652).

 

 

 

 

Meter is not in dispense mode.

See dispense options, page 14.

 

 

 

 

Matrix meter filter is clogged.

Clean or replace the Matrix meter filter element. See

 

 

Cleaning or Replacing the FIlter page 21.

 

 

 

 

Pump pressure is low.

Turn up air pressure to the pump. SeeTechnical Speci-

 

 

fications page 35.

 

 

 

 

Pump or reel fluid shut-off valve is

Fully open pump or reel fluid shut-off valve.

 

not fully open.

 

 

 

 

 

Meter hydraulic valve is not function-

If meter bars are lit indicating flow, the nozzle tip is fully

 

ing.

open, and the fluid flow has been verified to the meter

 

 

valve inlet, then the meter hydraulic valve has failed and

 

 

the meter should be replaced.

 

 

 

 

Electronic board connections may be

Verify that all connectors are connected or re-seated to

 

loose or disconnected.

the board connections. See page 22.

 

 

 

 

Trigger membrane switch is dam-

Replace the trigger membrane using the Trigger Repair

 

aged - flow bars DO NOT show on

Kit (246439 N. A., 249883 Australia). See page 33.

 

the meter display when the trigger IS

 

 

actuated.

 

 

 

 

 

Meter valve is blocked with debris -

Flush the valve with mineral spirits at high pressure and

 

flow bars DO show on the meter dis-

flow. Warning: do not exceed the maximum working

 

play when trigger IS actuated.

pressure of the meter (1500psi - 103 bar).

 

 

 

 

Quick close nozzle is closed.

Open nozzle, see FIG. 21 on page 15.

 

 

 

 

A hydraulic quick disconnect was

Quick disconnects should not be used with Matrix prod-

 

used to connect the meter to the dis-

uct, doing so voids the warranty.

 

pense hose, allowing debris to clog

 

 

meter.

 

 

 

 

16

309497L

Image 16
Contents Matrix Meter Contents Manual ConventionsSkin Injection Hazard Programming the Meter Meter ProgrammingProgramming the Meter Meter Installation DESCRIPTION, See F IGMounting Brackets DESCRIPTION, See FIGPre-installation Procedure Pressure Relief ProcedureGrounding Meter Installation to Hose Installing Nozzle ExtensionPressurizing the System Asleep / Awake Mode High/Low Flow Rate IndicatorBattery Life Indicator Meter OperationParts Room Authorization Security ModesSystem Monitoring PIN CodeWork Orders and Job Numbers Assigning Work Orders and Job Numbers from the PCAssigning Work Orders and Job Numbers at the Meter 32567 IC9 2AC03 458A1 2233APlacing a Meter in the Emergency Mode Emergency Mode1222 Manual Dispense Mode Preset Dispense ModeDispense Options Restricted Preset Dispense Mode Removing and Replacing the BatteryQuick-LockNozzle Nozzle opens and closes with Less than one turnTroubleshooting Problem Cause SolutionFications Flow. Warning do not exceed the maximum workingPressure of the meter 1500 psi 103 bar. If flushing Problem Cause Solution Metric Measurement Calculating the Calibration FactorMeasurement 309497L Service Replacing or Cleaning FilterFollow the Pressure Relief Procedure, page 8, whenever you Replacing Quick-lockNozzleReplacing the Bezel Service Replacing the Trigger Relieve the Pressure Ti4323 Service Replacing the Meter Electronics Service Service Service Parts Drawing for the 246008 and 249881 Electronic Meters Parts List for the 246008 and 249881 Electronic Meters Description QtyNozzle Extension Accessories KitQty DescriptionTechnical Specifications 309497L Dimensions Graco Standard Warranty Graco Phone Numbers