© Glenco Air & Power Pty Ltd
Table 8.1
Troubleshooting Chart
9. 415 V, < 11 kW: Thermal
overload relay in pressure
switch tripped.
10. 415 V, 11 kW: On / Off
switch not turned on.
11. 415 V, 11 kW: Emergency
stop button activated
(pushed in).
12. 415 V, 11 kW: Thermal
overload relay in star-delta
starter tripped.
13. Faulty pressure switch
unloader valve (nil or
restricted unloading air
flow).
14. Nil or restricted discharge
air flow through non-
return valve.
15. 240 V: Blown start or run
capacitors. Damaged
motor cowl or fan. Other
motor faults.
16. 415 V: Damaged motor
cowl or fan. Other motor
faults.
17. V-belts too tight or
misaligned.
18. Compressor pump partially
9. 415 V, < 11 kW: Manually
reset pressure switch to
the “AUTO” position.
10. 415 V, 11 kW: Turn on the
On / Off switch.
11. 415 V, 11 kW: Release
emergency stop button by
a ¼ turn clockwise.
12. 415 V, 11 kW: Manually
reset overload relay
(located inside the star-
delta enclosure).
13. Replace unloader valve or
complete pressure switch.
14. Repair or replace non-
return valve.
15. 240 V: Check both
capacitors and replace as
required. Replace motor
cowl or fan. Replace
motor.
16. 415 V: Replace cowl or fan.
Replace motor.
17. Adjust belts to proper
tension and alignment.
18. Repair or replace
Engine will not start or cranks
slowly.
2. Fuel supply valve closed.
3. Engine control switch off.
4. Low oil level.
5. 12 Volt battery not
connected (to electric start
diesel engine).
6. Emergency stop button
activated (pushed in).
7. Engine not grounded
properly.
8. Old fuel or water in fuel.
9. V-belts too tight or
misaligned.
10. Compressor pump partially
2. Open fuel supply valve.
3. Turn on control switch.
4. Add oil.
5. Connect 12 Volt battery to
engine.
6. Release emergency stop
button by a quarter turn
clockwise.
7. Ground battery to engine
as recommended.
8. Replace fuel and add fuel
stabiliser.
9. Adjust belts to proper
tension and alignment.
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