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![]() ![]() Table
4-1.
Trobleshooting-Continued
Table
4-2.
Normal
Operating
Pressures
Table
4-2.
Normal
Operating
Pressures
80°F.
DB
RETURN
AIR
TO
UNIT
90°F.
DB
RETURN
AIR
TO
UNIT
Outdoor ambient
Outdoor ambient
50°F.
75°F.
100°F.
125°F.
temperature
temperature
GAGE
PRESSURE:
GAGE
PRESSURE:
Suction---------
58-60
58-65
65-75
75-90
Suction---------
58
58
58-65
65-75
Discharge-------
135-155
185-205
275-295
400-420
Discharge-------
130-150
180-200
270-290
390-410
1
I
I
AGO 20053A
33
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