Machine Systems
Operation & Maintenance Manual
83
Key
BAT
Battery
PT2
Pressure transducer, regulation
system 0-100 PSIG
BDS
Battery disconnect switch
PM
Plug, machine ID
CO
RS232C comms
RS
Relay-spst
ECON
Engine controller
RT1
Thermistor, separator tank
temperature -30-255°F
ES
Engine speed
RT2
Thermistor, airend discharge
temperature -30-255°F
CE
Caterpillar electronics ground
stud
ESTOP
Emergency stop
FT
Frequency throttle.
Range=500Hz Base frequency
10%-90% pwm, 1350-1800 RPM
at 24VDC
SC
Start compressor
G2
Flywheel magnetic pickup
SI
Switch inputs
POUT1
Engine key switch
SS
Starter solenoid
POUT2
Solenoid, start/run
SW1
IQ filter restriction
POUT3
Low fuel warning beacon
SW2
Alert, low fuel
POUT4
Spare
SW3
Low fuel shutdown
POUT5
Start relay
SW4
Switch, service air
POUT6
Start compressor
SW5
Air filter rest (option)
POUT7
Hour meter
SW6
Switch, airend oil pressure
(12PSI N.O.)
POUT8
Solenoid, unloader
SW7
Spare
PT1
Pressure transducer, separator
tank.
SW8
Switch, start
0-225 PSIG-9/235, 9270, 0/300, 12/235
SWB
Switch battery disconnect
0-225 PSIG-HP935, VHP750, MHP825,
XP1060
TE
Transducer excitation
0-500 PSIG-XHP750, XHP650, SHP825
WCON
Wedge controller
Summary of Contents for MHP825WCAT
Page 7: ...5 Foreword...
Page 10: ...8 Always use Ingersoll Rand Replacement parts...
Page 11: ...9 Warranty...
Page 18: ...Operation Maintenance Manual Warranty 16...
Page 19: ...17 Noise Emission...
Page 24: ...22 Always use Ingersoll Rand Replacement parts...
Page 25: ...23 Safety Symbols...
Page 27: ...Safety Symbols Operation Maintenance Manual 25...
Page 28: ...Operation Maintenance Manual Safety Symbols 26...
Page 29: ...Safety Symbols Operation Maintenance Manual 27...
Page 32: ...30 Always use Ingersoll Rand Replacement parts...
Page 33: ...31 General Information MSA SRG HRG...
Page 35: ...General Information MSA SRG HRG Operation Maintenance Manual 33...
Page 39: ...37 Operating Instructions...
Page 43: ...Operating Instructions Operation Maintenance Manual 41...
Page 57: ...55 Maintenance...
Page 78: ...Operation Maintenance Manual Maintenance 76 Torque Values...
Page 82: ...80 Always use Ingersoll Rand Replacement parts...
Page 83: ...81 Machine Systems...
Page 84: ...Operation Maintenance Manual Machine Systems 82 Machine Systems Control System Schematic...
Page 91: ...89 Fault Finding...
Page 96: ...94 Always use Ingersoll Rand Replacement parts...
Page 97: ...95 Options...
Page 102: ...100 Always use Ingersoll Rand Replacement parts...
Page 103: ...101 Parts Ordering...
Page 108: ...106 Always use Ingersoll Rand Replacement parts...
Page 109: ...2004 Ingersoll Rand Company Printed in the USA...