Volvo DD29, Operator'S Manual, Page: 53 / 172

OPERATING INSTRUCTIONS SECTION 4
DD-29/31HF/38HF Vibratory Asphalt Compactors 4-3
• Before starting engine, always check that propulsion control is at STOP position and
that the parking brake is applied.
• Always sound the horn before moving the machine in either direction to alert
personnel. Also allow sufficient time before putting machine into motion.
• Always use protective clothing such as gloves, goggles and safety helmet when
performing service maintenance.
PRE-START CHECKS/VERIFICATIONS
Checks and verifications of overall machine must be performed prior to starting. Additional
steps are listed in the 10 hour daily routine maintenance.
1. Fuel tank and fuel lines for any leaks.
2. Condition of engine and machine.
3. Bolted assemblies for tightness.
4. Inspect entire machine for any loose, worn and missing parts. Replace as
needed.
5. Fluid lines, hoses, fittings, filler openings, drain plugs, pressure cap, drum,
muffler, engine, safety shrouds and area underneath the machine for signs of
leakage.
WARNING
!
Injury can occur when removing the radiator cap.
Steam or fluid escaping from the radiator can burn. Rust inhibitor
contains alkali, avoid contact with skin and eyes.
Always shut down the engine and allow it to cool down before removing
the radiator cap. Remove cap slowly to relieve pressure. Avoid contact
with steam or escaping fluid.
6. Check engine coolant level in the coolant recovery bottle (1, Figure 4-1).
Coolant level should be at the “COLD FILL MIN” level mark on the bottle. Add a mixture of
50% coolant and 50% water to bring coolant to the proper level.