Graco Inc 257999, 313872B, 24C934 Repair, Tools Required, Replace Throat Seal Liquid Cartridge

Repair

Repair

Tools Required

Tools required to complete some gun repair procedures:

•15/16 in. wrench

•flat head screwdriver (supplied)

•5/16 hex nut driver (supplied)

•1/2 in. socket

•3/4 in. socket

•5/64 in. allen wrench (supplied)

•9/64 in. allen wrench

•5/32 in. allen wrench

•Phillips screwdriver

Lubrication

See Accessories on page 53 to order lubricant. Liber- ally lubricate all o-rings, seals, and threads.

NOTICE

Use only Throat Seal Liquid on the o-rings, seals, and threads of the Throat Seal Liquid cartridge. Fusion grease or other petroleum-based or vegeta- ble-based lubricants will cause cartridge o-rings and seals to swell and stick.

Replace Throat Seal Liquid Cartridge

NOTE: If Throat Seal Liquid cartridge removal or instal- lation is difficult, lubricate cartridge o-rings and cartridge bore with a few drops of Throat Seal Liquid.

Water-based lubricants can be used as well.

NOTICE

Use only Throat Seal Liquid on the o-rings, seals, and threads of the Throat Seal Liquid cartridge. Fusion grease or other petroleum-based or vegeta- ble-based lubricants will cause cartridge o-rings and seals to swell and stick.

1.Follow Pressure Relief Procedure, page 22.

2. Close air valve (AB).

AB

TI14452a

FIG. 25

3.Push in and rotate cartridge 1/4 turn counterclock- wise. See FIG. 26. Pull cartridge out of gun body.

TI14461a

FIG. 26

313872B 31