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About This Manual
This manual explains how to set up, operate and maintain the Alnor
®
HM680 Hydronic Manometer. Read
it thoroughly before using the instrument.
Formatting and Typography
Step-by-step instructions are numbered in boldface type:
1
,
2
,
3
, etc., set flush-left against the
margin.
References to keys on the manometer and the instrument's displayed readout are represented by a
typeface called
Arial
. In addition to the different typeface, displayed messages appear in quotes.
Technical Assistance—Help!
For technical assistance or questions about the instrument or this manual, or if the HM680 Hydronic
Manometer needs repair or recalibration, call Technical Support at (651) 490-2707 or (800) 861-7897.
Содержание HM680
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