Graco Dispensit 792-20 [2/14] Dispense valve

MODEL 792-20

DISPENSE VALVE

OPERATING & MAINTENANCE MANUAL

General Information ...................................................................................3

Safety Information ......................................................................................3

Illustration References ...............................................................................3

General Accessories ..................................................................................3

Description Of Operation ...........................................................................4

Setup Procedures .......................................................................................4

Mounting Dispense Valve ..........................................................................4

Air Controller ..............................................................................................4

Operating Procedures ................................................................................5

Dry System Checkout ...............................................................................5

Material Loading .......................................................................................5

Remote Mounted Material Supply .........................................................5

Wet System Checkout ..............................................................................6

Periodic Maintenance .................................................................................6

Material Hose Renewal ...........................................................................6

Material Hose Replacement ....................................................................7

Disassembly ............................................................................................8

Model 792-20 General Illustration ............................................................9

Assembly .................................................................................................10

Troubleshooting .........................................................................................11

Model 792-20 Recommended Spare Parts................................................12

General Guidelines for O-rings and U-cup Seals .....................................13

Warranty ......................................................................................................14