6
1.2.6 Only a trained electrician should attempt to connect this equipment to the
power source.
1.2.7 Surfaces within the 3AL vacuum system can be cause burns or scalding.
Do not touch internal surfaces within the system.
1.2.8 The 3AL can produce vacuums to 29 inches Hg vacuum. Be sure that the
vacuum has been vented to atmosphere before working on the 3AL
system.
1.2.9 Only operate the system if the inlet piping is fully connected. The vacuum
produced by the system can cause injury, especially to the eyes if looking
into the system inlet when the system is energized.
2.0 Intended Use
2.1 The 3AL vacuum system is intended to be used to produce a vacuum. Do
not use as a compressor system.
2.2 The 3AL vacuum system contains a Speck liquid ring vacuum pump as
indicated in table 2-1.
Table 2-1 Pump Identification
Airtech Model Number Speck Pump Model
3AL2041 V-30
3AL2061 V-55
3AL2101 V-95
3AL2241 V-130
3AL2251 V-155
3AL2281 V-255
3AL2341 V-330
3AL2430 V-430
2.3 Standard 3AL systems are designed to handle non-aggressive and non-
explosive vapor or gas mixtures. When handling corrosive, explosive or
aggressive gases, please contact Airtech for assistance.
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