Graco 313876F Uživatelský manuál stáhnout pdf (Strana 35)

Rebuild

313876F 35

6. For each pneumatic drive spool block, install new

zap seals and o-rings onto o-ring retainer.

7. Lubricate o-rings and bearing surfaces with Krytox

or compatible lubricant.

8. Re-install the rod bearings, zap seals, and o-rings

retainers into each spool block.

NOTE: Typically, the spring in the zap seal and the

o-rings in the retainers point toward the metering block

which is in the direction of the material.

9. On each spool sleeve, install new zap seal (on low

viscosity spool), and o-rings on the outside of the

sleeves.

10. Lubricate o-rings and bearing surfaces with Krytox

or compatible lubricant.

NOTE: Correct orientation of seals shown.

11. Carefully install the spool sleeves into the metering

block. Make sure the notched edge will align with

the pin in the metering block and not cut the spool

sleeve o-rings.

Low Viscosity Spool

High Viscosity Spool

High Viscosity Spool Sleeve Cutout View

Low Viscosity Spool Sleeve Seals

Spool Sleeve

Metering Block

Spool Sleeve Notch

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Graco 313876F Uživatelský manuál Strana 35