Zone cooling check up
Vol.20 #3, Dec. 1993
Is the cooling water clean?
Are the jacket hoses plugged or crimped?
Are the solenoids stuck?
Are the band clamps loose?
Check the barrel surface temperature with a pyrometer.
See also:
- Barrel zone override
- Cooling water
- Hand held pyrometers
- Hose clamp safety
- Water cooling
- Water valve off
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