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Maintenance Manual
Maintenance Manual

Many thanks for choosing SINOTRUK HOWO trucks!

 

To ensure the normal life of vehicles and obtain the good economic benefit, all the instructions of the maintenance requirements mentioned need strictly to be followed.

Pure fuel in accordance with the quality requirement is required to be used during the vehicle’s running. All chosen oil, lubricating oil, hydraulic oil etc. for vehicles shall be consistent with the provided grades of this manual.

We reserve the rights of technical alteration and upgrades for better improvement without prior notice.

Assembly

Petroleum Product

Brand

Volume

Fuel tank capacity(L)

Diesel

Diesel which apply to the local temperature

400 or 300

Engine Cooling system(L)

Long-lasting antifreeze anti-corrosion coolant

Heavy duty long-lasting antifreeze anti-corrosion coolant used in four seasons

40

Engine Lubrication system(L)

Engine Oil

CH-4 Grade

23

Transmission(L)

Gear oil of heavy duty vehicles

85W/90 GL-5

13

Clutch(L)

Brake fluid

SAE 116/DOT3

About 1L

Steering(L)

hydraulic liquid

HVN32 Low temperature hydraulic liquid

3.5

Rear-axle final drive and bush bearing(L)

Gear oil of heavy duty vehicles

GL-5EP 80W/90 or GL-5EP 85W/140

23

Tilt-cab assembly

hydraulic liquid

HVN32 Low temperature hydraulic liquid

0.4

 

WG I

WG II

WG III

Mileage per year less than 2x 10 ⁴ km of working duration not more than 600h.

Mileage per year less than 2x 10 ⁴ km and less than 6x 10 ⁴km

Mileage per year mire than 6x 10 ⁴km

 

Normal condition

Bad Condition

A

B

C

D

E

Good condition and long distance transport, sulfer content of fuel is less than 0.05%

Short distance transport, engineering truck, bus, etc.

Off-road, mountain and rugged road

Hot or cold region ( temperature always
above 30℃ or below -10°C)

Sulfer content of fuel more than 0.05%

 

Service Condition
Item

WG I

WGII

WGIII

First-time Check

After running 1000~1500km
After running  30~50h

After running
1500~2000km

After running
1500~2000km

Routine Check(P)

Every 5000km Every 150h

Every 1x 10 ⁴km

Every 1.5x 10 ⁴km

1st-Grade Service
(WD1)

Every 1x 10 ⁴km Every 300h

Every 2x 10 ⁴km

Every 3x 10 ⁴km

2st-Grade Service
(WD2)

Every 2x 10 ⁴km Every 300h

Every 4x 10 ⁴km

Every 6x 10 ⁴km

1st-Grade Service
(WD3)

Every 4x 10 ⁴km Every 300h

Every 8x 10 ⁴km

Every 12x 10 ⁴km

4st-Grade Service
(WD4)

Every 8x 10 ⁴km Every 300h

Every 16x 10 ⁴km

Every 24x 10 ⁴km

 

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