COMBINE HARVESTER AW70V, VNQ, AW82V, VNQ. Manual - part 9

Function of parts

 

37 

 

 

3

 

Safety lock of header

 

 

When checking, maintaining and adjusting 
the lifted header, be sure to use the safety 
lock to prevent unexpected fall of the 
header. Otherwise, personal injury may be 
caused.

 

 
[Precaution] 



 

Raise the header to the highest position. 



 

Pull of the pin on one end of the safety lock, 
and secure the end on one end of the oil 
cylinder shell. 



 

Replace the lock after inspection, maintenance 
and adjustment. 

 

 

 

4

 

Co-worker backrest

 

 
Press the fixing lever and pull down the backrest to the 
setting position. 

 

 

 

Lock

Driving

 

38 

 

 
1. Pre-operation checks

 

 

 

 

● 

Never refuel or lubricate with the engine at high temperature. 

● 

Keep all smoking and naked bulbs away while handling fuel. 

● 

Shut the fuel cap and wipe off spilled fuel immediately, when refilled. 
Otherwise, fuel or oil may catch and cause a fire. 

 

 

● 

Be sure to turn off the engine, and lock the brake pedal before check and 
maintenance. 

● 

When checking and maintaining and adjusting, put the machine on a firm level 
surface. Otherwise, it may result in injury. 

● 

When checking and maintaining and adjusting, stop the engine and apply 
parking-brake. Otherwise, it may result in injury by rolled in. 

 

 

● 

Install covers that were once removed for checking. 
Otherwise, it may result in injury by rolled in. 

 
Check the machine before daily 
operation to ensure safe and 
comfortable work. 
Check in the following order: 
 
1  Abnormal parts in previous 

day 

In case of any abnormal parts in 
the previous day, check whether 
they will affect operation. 
Perform check, maintenance or 
repair of the abnormal parts before 
operation. 
 
2 Around 

the 

machine 

● 

Check any damaged or 
contaminated parts and 
loose bolts. 

● 

Clean and check tension of 
the track section, and add 
lubricant. 

 

 

3 Operation the engine room 

● 

Quantity, cleanness and 
leakage of engine oil. 

 

 

● 

Fuel quantity and leakage or 
water leakage if any. 

 

● 

Cooling water quantity and 
leakage, and any damage to 
the hose. 

 

● 

Dirt in the air filter and 
pre-cleaner of engine. 

 

 

 

Driving

 

39 

 

 

● 

Tension and damage of 
cooling fan belt. 

 

 

● 

Dust and dust on the dust 
screen of radiator, oil cooler 
and in the engine body. 

 

 

● 

Damage of wire harness and 
loose connection 

 

 

4 Operator’s 

seat 

● 

Functioning of indicators, 
instruments and switches 

 

 

 

5  Starting the engine 

● 

Abnormal sound after 
start-up of engine 

 

 

● 

Color of exhaust gas 

 

 

● 

Functioning of clutches and 
switches 

 

 

● 

Functioning of brake pedal 

 

 

 

● 

Functioning of steering lever 

 

 

Driving

 

40 

 

 
2. Starting and stopping the engine

 

 

 

● 

Low-speed drive, and start rapidly or 
neither rapid turn nor never stop 
rapidly. 

● 

Do not high-speed drive in the road 
where a lot of slopes, ruggedness, and 
curves exist. 

 

● 

When starting, it signals to 
surroundings, and it starts while 
confirming safety slowly. 

● 

When being working and moving, the 
helmet is worn for safety. 

 

Starting the engine 

1- Put the main shift lever and range shift lever to “N”. 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 

 
2- Pull the threshing clutch lever and header clutch 

lever to “OFF”. 

 

The engine cannot be started up if the two levers 
are set in the “ON” position. 

 

 

3- Set the accelerator lever to “Low”. 

 

 
4- Step the brake pedal to the floor, and pull the key 

switch to “Start”. 

 

The safety switch will not work and the engine can 
not be started up if the brake pedal is not stepped 
to the floor. 

 

Main shift lever

Range shift lever 

Header clutch lever

Threshing  
clutch lever

OFF 

Accelerator lever