AirTech L12 - 5 Motor and Electrical Data; 6 Technical Data

4.5.3 Possible Cause
Oil is not recirculating properly.
Remedy: check oil quality and make certain oil lines are clean.
4.6 Problem
Pump is running too hot. (Typical operating temperature of the L-Series pumps is 120-200o Fahrenheit.)
4.6.1 Possible Cause
Not enough oil in the oil reservoir or oil is badly burned or carbonized.
Remedy: drain oil and refill with proper ATO oil; change oil more frequently.
4.6.2 Possible Cause
Not enough air ventilation to pump
Remedy: clean radiator and motor fins. Make certain a sufficient amount of fresh air is supplied to
the pump.
4.7 Problem
Pump will not operate (seized up).
4.7.1 Possible Cause
Pump operated without oil and vanes broke
Remedy: Call Airtech Inc for exchange program
4.7.2 Possible Cause
Liquid carry over into pump cylinder broke vanes while pump was running. Remedy:
Install knock-out pot at inlet of pump
5.0 Motor and Electrical Data
12
21
25
40
40B
63
100
160B
160C
230B
250D/
L250E
305
HP
.75
1
1.5
2
2
3
5
5
7.5
7.5
10
12
RPM
1725
3450
1725
1725
1725
1725
1725
1725
1725
1725
1725
1725
Full
Load
Amp
2.6/1.3
3.2/1.6
5.3/5/2.
5
6.5/6.2/
3.1
6.5/6.2/
3.1
9/8.6/4.
3
14/
13.4/6.
7
14/
13.4/6.
7
22/20/1
0
22/20/1
0
28.5/
28.4/14
.2
30.9/17
.9
Voltage
230/46
0
230/46
0
208/
230/
460
208/
230/
460
208/
230/
460
208/
230/46
0
208/
230/
460
208/
230/
460
208/
230/
460
208/
230/
460
208/
230/
460
230/
460
6.0 Technical Data
12
21
25
40
40B
63
100
160B
160C
230B
250D/
L250E
305
Displacement
CFM
7
15
21
32
28
45
70
112
130
155
180
212
Guaranteed
End Vacuum
TORR
2
2
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
Max Sound
Level
dB
59
62
67
67
67
70
70
72
74
74
74
76