REFRIGERANT COMPRESSOR GROUP 1094933 - Caterpillar

The "COUNTERS" screen displays the service hours for the engine.Three options may be selected from the "COUNTERS" screen:
Counters
Event Log
Service Interval for the EngineTotal
The "TOTAL" screen displays the total service hours. The operator may not reset the service hours.Since Start
The "SINCE START" counter startHelp
Illustration 9 g02176580A number of troubleshooting screens exist for the control unit.
Illustration 10 g02176619Supply
The two power supplies are listed. Information about voltage and information about supply selection may be viewed.Switch Channels
Each of the eight switch channels may be viewed for information about whether the switch is open ("OV") or closed ("24v INPUT").4-20mA Channels
The following information may be displayed for each of the 4-20mA channels:
Current, 2-25mA which is indicated in mA
Broken wire (<2mA)
Short circuit (>25mA)
Channel usePT100 Channels
The following information may be displayed for each of the four PT100 channels:
Value
Faulty circuit
Channel useCOM (Communications)
This section lists the communication status for communication ports 1, 2, 3, 4 and 6.Output
This section lists the output status on terminals 63 through 84 for the control unit.Input
This section lists the input status on terminals 86 through 97 for the control unit.Run Indication Sources
A number of different sources may be configured to indicate engine operation. The "RUN INDICATION" page indicates which source is providing the information about engine operation to the control unit.Button Test
This section allows all control unit buttons to be tested. To exit the "BUTTON TEST" tab, press and hold the second soft button. Press the fourth soft button to exit. Press the first soft button to change tabs.Version Information
Illustration 11 g02176577This section displays the following information:
Hardware version
Software version
ECM version (if applicable)
Internet Protocol (IP) number of the control unitOperator Panels
"AUX 1 POWER" Lamp (10)
The lamp will illuminate with a green light when auxiliary power 1 is present."AUX 2 POWER" Lamp (11)
The lamp will illuminate with a green light when auxiliary power 2 is present."SHUTDOWN" Lamp (12)
The lamp will illuminate with a red light when an engine shutdown is active."GENERAL ALARM" Lamp (13)
The lamp will illuminate with an amber light when an alarm is active."EMERGENCY STOP" Switch (14)
Use the emergency stop switch ONLY in an emergency situation. DO NOT use the emergency stop switch for normal engine stopping. After an emergency stop, DO NOT start the engine until the problem that caused the emergency stop has been corrected."LOCAL/OFF/REMOTE" Switch (15)
This switch allows the engine to be controlled remotely. This switch also allows the engine to be controlled from a potentiometer on the panel, if equipped.Operator Switches
Illustration 12 g02919296
Location of the operator switches
(16) Crank override switch
(17) Manual select switch for starter selection
(18) Low idle select switch
(19) Engine protection override switch
(20) Rapid start/stop switch
(21) Manual prelube There are several operator switches located inside the generator control panel. The switches provide the operator a selection of controls and overrides that can be used during abnormal engine operating conditions. The following switches are available:"CRANK OVRD" (16)
This switch allows for a manual crank override for the starting system. The switch can be used to crank the engine manually using the starting motors on the left side or the right side of the engine."CRANK