Operating & Maintenance Manual
Fault Finding
88
Book: 22846430 (8-21-06) Rev. A
Air discharge
capacity too low.
Engine speed too low.
Check the air cylinder and air filter(s).
Blocked air cleaner.
Check the restriction indicators and replace
the element(s) if necessary.
High pressure air
escaping.
Check for leaks.
Incorrectly set regulation
system.
Reset the regulation system. Refer to
SPEED AND PRESSURE REGULATION
ADJUSTMENT
in the
MAINTENANCE
section of this manual.
Compressor
overheats.
Low oil level.
Top up the oil level and check for leaks.
Dirty or blocked oil
cooler.
Clean the oil cooler fins.
Incorrect grade of oil.
Use Ingersoll-Rand recommended oil.
Defective by-pass valve.
Check the operation of the element and
replace if necessary.
Recirculation of cooling
air.
Move the machine to avoid recirculation.
Reduced cooling air
from fan.
Check the fan and the drive belts. Check for
any obstruction inside the fan cowl.
Excessive oil
present in the
discharge air.
Blocked scavenge line.
Check the scavenge line, drop tube and
orifice. Clean and replace.
Perforated separator
element.
Replace the separator element.
Pressure in the system
is too low.
Check the minimum pressure valve.
FAULT
CAUSE
REMEDY
Summary of Contents for HP915WCU
Page 6: ...6 TABLE OF CONTENTS Operation Maintenance Manual TITLE PAGE...
Page 7: ...Book 22846430 8 21 06 Rev A 7 Foreword...
Page 10: ...10 Book 22846430 8 21 06 Rev A Always use Ingersoll Rand Replacement parts...
Page 11: ...Book 22846430 8 21 06 Rev A 13 Safety...
Page 19: ...Book 22846430 8 21 06 Rev A 21 Noise Emission...
Page 24: ...26 Always use Ingersoll Rand Replacement parts...
Page 25: ...Book 22846430 8 21 06 Rev A 27 General Information...
Page 27: ...General Information Operating Maintenance Manual Book 22846430 8 21 06 Rev A 29...
Page 30: ...32 Always use Ingersoll Rand Replacement parts...
Page 31: ...Book 22846430 8 21 06 Rev A 33 Operating Instructions...
Page 52: ...Operating Maintenance Manual Operating Instructions 54 Book 22846430 8 21 06 Rev A...
Page 53: ...Book 22846430 8 21 06 Rev A 53 Maintenance...
Page 73: ...Maintenance Operating Maintenance Manual Book 22846430 8 21 06 Rev A 73 Torque Values...
Page 77: ...77 Always use Ingersoll Rand Replacement parts...
Page 78: ...Operating Maintenance Manual Maintenance 78 Book 22846430 8 21 06 Rev A...
Page 79: ...Book 22846430 8 21 06 Rev A 79 Machine Systems...
Page 81: ......
Page 82: ...Operating Maintenance Manual Machine Systems 82 Book 22846430 8 21 06 Rev A...
Page 83: ...Machine Systems Operating Maintenance Manual Book 22846430 8 21 06 Rev A 83...
Page 84: ...Operating Maintenance Manual Machine Systems 84 Book 22846430 8 21 06 Rev A...
Page 88: ...Operating Maintenance Manual Machine Systems 88 Book 22846430 8 21 06 Rev A...
Page 89: ...Book 22846430 8 21 06 Rev A 85 Fault Finding...
Page 94: ...90 Book 22846430 8 21 06 Rev A Always use Ingersoll Rand Replacement parts...
Page 95: ...Book 22846430 8 21 06 Rev A 91 Options...
Page 100: ...96 Book 22846430 8 21 06 Rev A Always use Ingersoll Rand Replacement parts...
Page 101: ...2004 Ingersoll Rand Company Printed in the USA...
