13-25-607 Page 64
SYMPTOM
POSSIBLE CAUSE
REMEDY
Compressor does not
reach load pressure
1.
Restricted air filter.
1.
Clean or replace filter.
2.
Partially open inlet valve.
2.
Inspect, clean or replace
inlet valve.
3.
Minimum pressure valve
stuck closed.
3.
Replace valve.
4.
Oil separator clogged.
4.
Replace.
5.
Condensate drain
solenoid valve is faulty.
5.
Inspect and replace.
6.
Leaks in the compressed
air system.
6.
Check for leaks, fix any
leaks found.
7.
V-Belts broken.
7.
Replace complete set.
8.
V-Belts slipping.
8.a
8.b
Inspect and clean belt.
Check that motor pivots
freely on bracket shaft.
9
Pressure limits incorrectly
set.
9
Check/correct pressure
limits in the AirSmart
Controller.
10
Aftercooler is frozen
10.
Thaw out. This machine
cannot operate in
temperatures below 32
°
F
(0
°
C).
High discharge air
temperature
1.
Dirty or clogged cooler
core or fins.
1.
Clean cooler.
2.
Insufficient cooling air
flow.
2.
Provide unrestricted
supply of cooling air.
3.
Clogged oil filter or cooler
(interior).
3.
Replace filter or clean
cooler.
4.
Low compressor oil level.
4.
Add oil to proper level.
5.
Faulty temperature
sensor.
5.
Replace sensor.
6.
Thermostatic mixing valve
stuck open.
6.
Inspect and/or replace
valve.
Excessive oil
consumption
1.
Oil carryover through
lines.
1.
See
“Oil Carryover”, in this
section.
2.
Oil leaks at all fittings and
gaskets.
2.
Tighten or replace fittings
or gaskets.
3.
Shaft seal leaking.
3.a
Inspect scavenge orifice
Summary of Contents for APEX15-18A
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Page 31: ...13 25 607 Page 29 Figure 4 6 WIRING DIAGRAM VS 575 VOLT 307UCC546 A Ref Drawing Page 1 of 4...
Page 32: ...13 25 607 Page 30 Figure 4 7 WIRING DIAGRAM VS 575 VOLT 307UCC546 A Ref Drawing Page 2 of 4...
Page 33: ...13 25 607 Page 31 Figure 4 8 WIRING DIAGRAM VS 575 VOLT 307UCC546 A Ref Drawing Page 3 of 4...
Page 34: ...13 25 607 Page 32 Figure 4 9 WIRING DIAGRAM VS 575 VOLT 307UCC546 A Ref Drawing Page 4 of 4...
Page 37: ...13 25 607 Page 35 Figure 4 10 PIPING AND INSTRUMENTATION ILLUSTRATION 301UCC797 F Ref Drawing...
Page 60: ...13 25 607 Page 58 Figure 9 6 Compressor Module Hardware 308UCC810 C Ref Drawing Page 1 of 1...
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