MAINTENANCE INSTRUCTIONS SECTION 5
DD-29/31HF/38HF Vibratory Asphalt Compactors 5-31
1000 HOUR OR ANNUAL ROUTINE MAINTENANCE
Drain, Clean and Fill Hydraulic Oil Tank
WARNING
!
Hot oil or components can burn.
Oil must be at normal operating temperature when draining.
Avoid contact with hot oil or components.
Do not allow oil to drain into the ground.
NOTICE
Dirt in the hydraulic system will lead to premature component failure.
A clean, contaminant-free system is extremely important to the machine's
proper function.
Take extra care when working around or on the hydraulic system to
ensure its complete cleanliness.
Drain hydraulic tank as follows:
1. Position the machine on stable level surface, shutdown the engine and chock
the drums.
2. Place a container with a capacity of at least 22.7 gallons (86 liters) under
hydraulic tank drain point (1, Figure 5-38).
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