Graco Therm-O-Flow 194485, Инструкция-перечень запасных частей

Страница: 13 / 48

310538 13
Service
Service the Automatic Dispense Valve
Some dispense valve seals and o-rings can be re-
placed while the dispense valve is still mounted.
However, to replace the needle, you must remove the
automatic dispense valve from the mounting bracket
and disassemble it.
Prior to installation, lubricate all seals and o-rings with
115982 Graco thermal lubricant (3 oz. cartridge) or an
equivalent lubricant. Check with the material supplier
for a compatible lubricant.
Fig. 8
H
A
50
300
G
Snuff–Back Valve Shown
Disconnect Automatic Dispense Valve from
Mounting Bracket
Remove the automatic dispense valve from its mount-
ing bracket.
1. Perform the procedures in Prepare to Service
Automatic Dispense Valve on page 12.
WARNING
HOT SURFACE AND FLUID HAZARD
The material and equipment may be
hot! To reduce risk of injury, wear eye
protection, gloves and protective clothing
when servicing this dispensing system
component.
2. Disconnect the cable plug from receptacle on
dispense valve (H). See Fig. 8 on page 13.
3. Disconnect air lines from dispense valve air
ports (G).
4. Disconnect material hose from material inlet
port (A).
5. Separate the dispense valve body from the tem-
perature conditioning manifold if used:
Reconnect Automatic Dispense Valve to Mounting
Bracket
Reconnect the automatic dispense valve to its mount-
ing bracket. See Fig. 8.
1. Reconnect air lines to dispense valve air ports (G).
2. Reconnect the electrical cable plug to the recep-
tacle (H).
3. Reconnect the material hose to the dispense valve
material inlet port (A).