206 AND 212 WHEEL-TYPE EXCAVATOR Operator's Compartment Caterpillar

Operator's Compartment
1.1. Gauges
2.1. Fault Lights/Indicator Lights
3.1. Engine OFF-ON-START Switch
4.1. Light Switches
5.1. Dome Light
6.1. Windshield Wipers
7.1. Windshield Wiper/Washer (If Equipped)
8.1. Horns
9.1. Lighter (If Equipped)
10.1. Sunscreen
11.1. Heating Controls
12.1. Cab Door
13.1. Seat Adjustment
14.1. Seat Belt


Service Hour Meter - Indicates the total number of hours the engine has operated. Use it to determine service intervals.

Fuel Level - Indicates the amount of diesel fuel in the fuel tank.

Engine Oil and Coolant Temperature - Indicator should be in the normal (lower) range when the engine is warm and operating.

Stop the engine immediately if the indicator rises above the normal range.

Deutz Engine - Air Cooled - Fault alarm will also sound when cooling air blower fan belt is loose or broken. Check the oil level also.

Perkins Engine - Water Cooled - Check fan belt for the water pump. Check the oil level. Also check for a dirty air filter, faulty thermostat, a plugged radiator or low coolant level.

Have the necessary repairs made before starting again.

Parking Brake and Service Brake - Indicates the air tank supply pressure. Red pointer indicates parking brake air tank pressure. White pointer indicates service brake air tank pressure.

The air supply must be between 6.2 and 7.35 bar (600 and 720 kPa or 90 and 105 psi).


Do not travel with insufficient air pressure. Brake damage could result with a partially released parking brake.

Fault Lights/Indicator Lights

1. Alternator - This light monitors the charging system. It should light up when the engine OFF-ON-START key is turned to ON. If the light does not go off while the engine is running, the batteries are not being charged. The machine can be operated until repairs can be made. However, if the electrical accessories are used, the batteries will discharge rapidly.
2. Engine Oil Pressure - When this light comes ON with the engine running, STOP the engine. It indicates an oil pump failure, loss of oil or low oil. Have the necessary repairs made before starting again.
3. Starting Aid Heat-Start (If Equipped with Deutz Engine) - This indicator light will come on if the engine is ready for starting, after operating heat-start system.

Perkins Engine - No light for this engine. See "Starting Aid-Heat-Start" for further information.

1. Hydraulic Oil Temperature - Warning light (red) comes on when hydraulic oil temperature reaches 93 ± 3° C. Run engine at low idle only. Check for faulty hydraulic oil cooler fan, dirt on outside of hydraulic oil cooler.
2. Parking Brake Indicator - Indicates the parking brake is engaged when lit. Light goes out when the parking brake is disengaged.
3. Service Brake Air Pressure - Indicates the air supply pressure has dropped more than 30%. A fault alarm will also sound. Stop the machine. Brakes will apply after pressure drops.

Have necessary repairs made before starting again.

Hydraulic Oil Pilot Pressure - 30 to 33 bar (2942 to 3231 kPa or 427 to 469 psi) must be indicated with engine between half and full rpm for adequate pressure.

Engine OFF-ON-START Switch

OFF (1.) - To insert or remove the key, the key must be in this position.

Deutz Engine - The governor control lever must be used to stop the engine. See "Governor Control Lever."

Perkins Engine Only - Turn the key to OFF to stop the engine.

ON (2.) - Key will return to this position after releasing from HEAT-START or START position.

Certain indicator lights will remain on when the key is in this position with the engine stopped, until key is turned to OFF.

STARTING AID-HEAT-START (If Equipped) (3.) - Turn to this position to allow the heat system to heat up.

Deutz Engine - The engine is ready to start. After the indicator light (5) comes on.

Perkins Engine - The engine is ready to start approximately 20 seconds after turning to HEAT-START. This engine is not equipped with an indicator light.

START (4.) - Turn the key to this position to start the engine. Release the key as soon as the engine starts.

The forward-neutral-reverse directional lever must be in NEUTRAL to allow the engine to start.

Light Switches

Four Way Hazard Flasher - Push the switch down to activate the lights to flash on the outside of the machine. The switch and the signal light lever tip will also flash.

Push down on the switch again to stop the flasher.

Parking, Low and High Beam Lights

1. OFF - Push switch to this position to turn off the lights.
2. Parking and Instrument Panel Lights - Push the switch to this position to turn the lights on. The switch will also light up, indicating the lights are on.
3. Low Beam Lights - Push the switch to this position to turn the lights on.

4. High Beam Lights - Pull the high beam light lever back to turn the high beam on. High beam light indicator (5) lights up if the high beam is on.

1. Front Working Lights - Push the switch to the right to turn the lights on. Push the switch to the left to turn the lights off.
2. Rear Working Lights - Push the switch to the right to turn the lights on. Push the switch to the left to turn the lights off.
3. Rotating Beacon - If Equipped - Push the switch to the right to turn the light on. Push the switch to the left to turn the light off.

Direction Signal - Alerts persons front and rear, to which direction the machine will be turning. The lights will be off in position (2).

Left Turn Signal - Pull the lever back (3) to turn the left signal lights on. The tip of the lever will also flash.

Right Turn Signal - Push the lever forward (1) to turn the right signal lights on. The tip of the lever will also flash.

Dome Light

Dome Light - Move the switch to activate the dome light. Move back to turn off.

Windshield Wipers

Windshield Wipers - Push down to first click for low speed. Push down to the second click for high speed.

Windshield Wiper/Washer (If Equipped)

Windshield Washers - Push the switch down to activate the washer fluid. Push back after washing is completed.


Horn - Push down on the button to activate the horn. Release to turn off.

Air Horn (If Equipped) - Push the switch to the right to activate the air horn. Release to turn off.

Lighter (If Equipped)

Lighter - Push the knob in to activate the lighter. Knob will move back out slightly, when ready to use. Pull out of the socket to use. Push partly in to reinsert into socket.


1. Pull the screen down to shade out the sun.
2. Pull the lever down to retract sunscreen to holder.

Heating Controls

Fan Switch - Controls the different speeds of the blower fan. Turn the knob to the desired speed or to OFF.

Recirculated Air (1.) - Raise the lever all the way for 100% recirculated air.

Recirculated and Outside Air Mixture (2.) - Push the lever all the way down for 50% recirculated and 50% outside air.

Temperature Control - Pull the lever up for decreased heat. Push the lever down for increased heat.

The temperature can be varied by the position of the lever.

Defroster - Use the heating controls to get the desired temperature. Turn the rear air louvers (1) to control the amount of air flow coming out of the defroster (2) to clear the windshield.

Cab Door

Cab Door - Pull the door latch to open the door. Open the door all the way and it will latch to the side of the cab wall.

Cab Door Release Lever - Pull the lever forward to unlatch the door from the catch.

Seat Adjustment

------ WARNING! ------

Seat adjustment should be checked at the beginning of each shift and when operators change.

Always use the seat belt when operating machine.

Adjust seat to allow full brake pedal travel with operator's back against seat back.


1. Lift the lever to adjust seat forward or rearward.
2. Lift the two levers for seat height adjustment.
3. Lift the lever on right side of seat to adjust the backrest angle.
4. Turn the weight adjustment knob to the desired suspension.

Seat Belt

------ WARNING! ------

Always check the condition of the seat belt and mounting hardware before operating the machine.

Replace the seat belt at least once every three years of use, regardless of appearance.


Inspect for worn or frayed webbing.

Check for worn or damaged buckle or anticreep slide on each half of the belt. Replace the belt, buckle or slides if they are worn or damaged.

Adjust both ends of the belt. The belt should be snug, but comfortable.

Fasten seat belt before operating machine.