26 General Engine Design Information
Engine Features
Feature Benefit
•
VECTRO II - Volvo Engine
Electronics System
•
Engine Brake Control (D12)
•
Differentiated Speed Control
•
Road Speed Limiter
•
PTO Speed Setting
•
Cruise Control
•
Idle Speed Setting
•
Idle Timeout
•
VECTRO II Diagnostics
•
Ease of Troubleshooting
•
Air-to-Air Charge Air Cooler
•
Superior Fuel Economy
•
Peak Performance
•
Low Process Temperature
•
Two-Piece Piston and Optimized
Compression Ratio (D12)
•
Minimum White Smoke
•
Low Internal Friction
•
Standard Exhaust Brake
•
Efficient Braking on Grades
•
Superior Temperature Control at Idle
•
Quick Warm-Up
•
Optional Volvo Engine Brake (VEB)
(D12 only)
•
Exceptional Engine Braking Even at
Low Engine Speed
•
Optional Pre-Heater Element
•
Excellent Startability down to as Low
as
-15
F (-25
C)
•
Minimum Smoke and Odor After Start
•
No Fuel Dilution of Oil in Cylinder
Due to Complete Combustion
•
Less Engine Wear
•
Cylinder Liners with Plateau Honing
•
Optimized Oil Consumption
•
Engine-Mounted Fan Ring
•
Efficient Cooling with Low Parasitic
Losses
•
Electronically Controlled Fuel Injection
•
Precise Control of Combustion
•
Centrally Located Vertical Unit
Injectors
•
Maximum Fuel Efficiency
•
Engine-Driven Power Take-Off
•
Clutch-Independent PTO