Graco 255277 LDP5 Инструкция по эксплуатации онлайн [27/34] 167841

Troubleshooting

312668Z 27

Meter leaks from Cover/Control Poor swivel (3)/hose connection. Apply PTFE tape (leave minimum 2

engaged threads uncovered for electri-

cal continuity) or sealant to threads of

hose and tighten the connection. See

step 9 in Installation Procedure.

Poor swivel (3)/meter housing

connection.

Torque the fitting to 20-25 ft-lb (27 to 34

N•m).

Damaged valve stem assembly. Replace or clean valve stem and

O-rings. Order Valve Repair Kit 240453.

Poor seal at meter housing plate.

NOTE: Place a straight edge along

meter housing plate. If flat, plate and

seal are ok. If plate is not flat, meter is

damaged.

Contact your Graco distributor for

repairs or replacement.

Meter leaks from

Automatic nozzle

NOTE: It is important to distin-

guish between the two causes of

this problem. A new nozzle will

not correct a fluid leak caused

by a faulty valve.

Automatic nozzle has a damaged seal. Replace the nozzle. See Replacing the

Nozzle, page 31.

Valve has damaged or obstructed

seals.

Replace or clean valve stem and

o–rings. Order Valve Repair Kit 240453.

LDP5 ONLY: Unit does not stop

dispensing when assumed auto

amount is dispensed.

Auto amount was not entered correctly. Enter a preset dispense amount in the

Auto dispense mode. AUTO must be

displayed below the amount.

Problem Cause Solution