King Long XMQ6129Y series, Operating Manual

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Maintenance and service
M-20
Maintenance operation and regulation every 40000km or 8 months depend on what occurs first.
Every 40000km include every 20000km maintenance operation
System Item Operation Technical requirement
Engine
Drive belt, Cooling fan belt tension Check/adjust
Check each belt without loosening or damage
Cooling fan bearing and bolt Check/adjust No damage, fouling, loosening
Belt tension pulley bearing Check/adjust No damage, fouling, loosening
Cylinder cover bolt Check/adjust No damage, loosening
Air dryer Replace
Replace air dryer
Suspension Leaf spring bushing Check
Clearance between leaf spring bush and pin
normal, no abnormal abrasion, bush not
crack, lubrication normal
Maintenance operation and regulation every 80000km or 12 months depend on what occurs first.
Every 80000km include every 40000km maintenance operation
System Item Operation Technical requirement
Engine
Thermostats Replace
Fuel roughing filter Replace
Cooling system Release/ clean/
add
Radiator Check Radiator without leakage, damage, fouling.
Hose without damage, clips without loosen or
damage.
Engine suspending Check/fasten Connection reliable, firm, soft mat no distortion
layer or crack
Overhead set- valves and
injectors Measure Valve clearance within required range
Clutch Clutch brake fluid level Charge Compound brake fluid
The leaf
suspension
leaf spring bushing Check
Clearance between leaf spring bushing and pin
normal, no abnormal abrasion, bushing without
crack, lubrication normal