HARNESS AS-HEATER & AIR COND 3520373 - Caterpillar

Interior Light (26)
Interior Light (26) - Use the switch on the interior light to turn on or turn off the interior light. When the door is open, an automatic switch turns on the interior light.Hoist Control or Pulled Unit Control (27)
Hoist Control (27) - See Operation and Maintenance Manual, "Hoist Control".Pulled Unit Control (27) - See Operation and Maintenance Manual, "Pulled Unit Control".Control Pedal for the Secondary Brake System (28)
To avoid the possibility of a unexpected machine movement when parking on a slope, always block the wheels securely before leaving the machine unattended.If the secondary brake system is required in order to stop the machine, do not operate the machine until a complete check has been made of the entire braking system and until all necessary repairs have been made.
Control Pedal for the Secondary Brake System (28) - Use secondary brake control (28) to stop the machine if service brake control (21) does not stop the machine properly.Note: The secondary brake control applies all four wheel brakes. The secondary brake control is fully variable. The amount of braking force depends on the position of the secondary brake control.Power Window Switch (29)
Power Window Switch (29) - Push the top half of the switch to close the window on the left side of the cab. Push the bottom half of the switch to open the window.VIMS Service Port (30) and (36)
VIMS Service Port (30) and (36) - This service port allows service personnel to connect a laptop computer with the software for the Vital Information Management System (VIMS).Engine Service Lights (31)
Engine Service Lights (31) - Move this switch to the ON position to light the engine area.Switch for Access Lights (32)
Switch for Access Lights (32) - Use this switch to turn on or turn off the lighting in the area around the stair assembly.Note: There are two switches that activate these lights. One switch is located in the cab and the other switch is on the ground level controls near the bottom of the stair assembly. The position of one switch will determine whether the other switch is in the ON position or in the OFF position.Engine Shutdown Switch (33)
Engine Shutdown Switch (33) - See Operation and Maintenance Manual, "Engine Shutdown Switch".Battery Disconnect Switch (34)
Battery Disconnect Switch (34) - See Operation and Maintenance Manual, "Battery Disconnect Switch".12 V Power Receptacle (35)
"+12 V" Power Receptacle (35) - This port provides 12 V power. The maximum power output is 5 Amp.ET and ECAP Service Port (37)
ET and ECAP Service Port (37) - This service port (3) allows service personnel to connect a laptop computer that is equipped with the Electronic Technician (ET) or with the Electronic Control Analyzer Programmer (ECAP). This will allow service personnel to diagnose machine systems and the engine.