Case 2 Series Service Manual page 14

NOTICE: Operation of the hydraulic equipment without filling hydraulic oil or lubricant or without performing air
bleeding will result in damage to the equipment.
3. Perform air bleeding of the hydraulic pump and slewing motor after loosening the upper drain plug, starting the
engine and keep it in low idle condition.
Complete the air bleeding when seeping of hydraulic oil is recognized, and tightly plug.
4. Perform air bleeding of the travel motor and the hydraulic cylinders by running the engine for more than 5 min
at low speed without load.
NOTICE: Do not allow the hydraulic cylinder to bottom on the stroke end just after the maintenance.
5. Perform air bleeding of pilot line by performing a series of digging, slewing and travel.
6. Check hydraulic oil level after placing the attachment to the oil check position, and replenish oil if necessary.
Electrical equipment
1. Do not disassemble electrical equipment.
2. Handle it carefully not to drop and give a shock.
3. Turn the key Off prior to connecting and disconnecting work.
4. Disconnect the connector by holding it and pressing the lock. Do not pull the wire to apply force to the caulking
portion.
5. Connect the connector and ensure it is completely locked.
6. Turn the key Off prior to touching the terminal of starter or generator.
7. Remove the ground (earth) terminal of battery when handling tools around the battery or its relay.
8. Do not splash water on the electrical equipment and connectors during machine washing.
9. Check for moisture adhesion inside the waterproof connector after pulling it out, since it is hard to remove mois-
ture from the connector.
If moisture adhesion is found, dry it completely before the connection.
Battery electrolyte is hazardous.
Battery electrolyte is dilute sulfuric acid. Exposure of skin or eyes to this liquid will cause burning or loss of eyesight.
If the exposure occurs, take the following emergency measures and seek the advice of a medical specialist.
• When skin exposed:
Wash with water and soap sufficiently.
• When eyes exposed:
Immediately wash away with city water continuously for more than 10 min.
• When a large amount of the liquid flows out:
Neutralize with sodium bicarbonate or wash away with city water.
• When swallowed:
Drink a large amount of milk or water.
• When clothes exposed:
Immediately undress and wash.
INTRODUCTION
84533370B 20/05/2014
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