13. Air filter
13.2 Vacuum cleaning of the dust
fi
lters
When to vacuum the dust
fi
lters?
The dust
fi
lters should be checked every month. If the
fi
lters are contaminated with dust then cleaning the
fi
lters with a vacuum
cleaner should be suf
fi
cient. However, the
fi
lters are not washable. If the
fi
lters cannot be improved by vacuum cleaning it, replace
the
fi
lters.
Grease on the
fi
lter can build up after several months in an environment contaminated with greasy air. Note
that areas where popcorn is consumed are subject to greasy air.
This procedure assumes that the dust
fi
lters are removed from the chiller. See procedure "Replacing the
Necessary tools
Vacuum cleaner with soft brush suction nuzzle.
How to vacuum-clean the dust
fi
lter?
1. Carefully vacuum the air inlet side of the dust
fi
lter. Use a vacuum cleaner with a soft brush suction nuzzle. The air inlet side of
the dust
fi
lter is the side which is surrounded with a glue edge.
Tip:
Lightly tap the
fi
lter on its dusty side to expel heavy dust contamination.
Tip:
Compressed air is also permitted to clean the
fi
lters but take care not to damage them.
Caution:
Do not damage the dust
fi
lter. Replace damaged dust
fi
lters immediately.
94
R5906015 ULC-30A 01/02/2018
Summary of Contents for ULC-30A
Page 1: ...ULC 30A Service manual R5906015 01 01 02 2018...
Page 4: ......
Page 6: ...Table of contents Index 97 2 R5906015 ULC 30A 01 02 2018...
Page 10: ...1 Safety 6 R5906015 ULC 30A 01 02 2018...
Page 24: ...5 Covers 20 R5906015 ULC 30A 01 02 2018...
Page 28: ...6 Fan unit 24 R5906015 ULC 30A 01 02 2018...
Page 40: ...7 Coolant procedures 36 R5906015 ULC 30A 01 02 2018...
Page 70: ...10 Refrigeration unit 66 R5906015 ULC 30A 01 02 2018...
Page 92: ...11 Electronics Unit 88 R5906015 ULC 30A 01 02 2018...