8.2 Hose Controller Replacement
1. Turn off system power and allow hot melt in tank to
completely solidify.
2. Turn system power back on for five minutes to allow fittings to
warm up, or heat fittings with a hand-held hot air gun.
3. Turn off system power and disconnect melt unit electrical
power.
4. Tilt melt unit backward.
5. Loosen hose JIC fitting and remove hose from fitting on flow
control valve.
6. Remove thermostat bulb from hose end; take care not to kink
capillary tube.
7. Open front control panel.
8. Disconnect controller wires.
9. Remove screws fastening controller to electrical panel.
10. Install new controller.
a. Insert thermostat bulb into hose end.
b. Coil capillary tube so it hangs in a suitable position under
chassis.
11. Reconnect hose to JIC as specified in Section 4.2: Component
Installation.
12. Reconnect melt unit power, turn on power switch, and adjust
controller as specified in Section 5.3.1.
© Copyright 2010 Astro Packaging
LS10 and LS20 19600-121
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