General
GL-4
Maintenance Specifications
It is necessary for periodical inspection and maintenance of a vehicle to extend its service life, and improve
on its power performance and fuel economy. So periodical inspection and maintenance should be carefully and
maintenance should be carefully and strictly implemented in accordance with the following specifications so as to
achiveve maximal economic and social benefits.
The users have to do the maintenance according to this chapter. The following schedule is only for mainte-
nance items with in 4,0000km, it is also suitable for normal maintenance items after 40,000km.
△—Running-in Maintenance Mileage （1,500~2,500km）
☆—
Running in maintenance items
★—Normal maintenance items
Note:
Customers should carry out the inspection and maintenance intervals according to the different area
condition. Properly shorten the maintenance intervals can ensure the truck to get the reasonable
maintenance and move reliability. Never prolong the intervals.
CYDQ32 engine
R=Replace I=Inspect
Replace if necessary.
A=adjust C=Clean D=Dry and check
Note:
If the engine power apparently dropped, or exhausted black smoke, check the starting pressure of the
fuel spray nozzle and fuel spray conditions, and adjust if necessary.
If there is a ★ in the maintenance item, it has to follow the "Maintenance in bad using environment "
and do the maintenance more frequent.
CYQD32 engine maintenance in bad using enviroment
The maintenance above is in the normal using environment, but if the vehicle is used in a bad envi-
ronment for a long time, it will be necessary to do the following maintenance more frequent.
Maintenance Items
Maintenance Intervals （× 1000km）
5 101520253035404550556065707580
Replace lubricant ★
RRRRRRRRRRRRRRRR
Replace oil filter cartridge
★
RRRRRRRR
Maintenance Items
Maintenance Intervals （× 1000km）
1 1020304050607080
Exhaust device and tighting of other nuts I
Drive belt IIIII
Engine coolant R R
Cooling system I I I I
Fuel pipeline I I
Air filter CCCRCCCR
Air inlet and outlet valve A A A A A
Fuel spray nozzle
请看注意 （1）
Idle speed I I I I I
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