CG137-12 Standard Equipment

• Air Inlet System
  • Air cleaner — single element with service indicator
  • Optional air inlet adapter and rain cap — recommended for weather protection

• Control System
  • ADEM A4
  • Class 1, Division 2, Group C&D and Zone 2

• Cooling System
  • Jacket water thermostats and housing — full open temperature 98°C (208°F)
  • Jacket water pump — gear driven, centrifugal, non-self-priming
  • Aftercooler water pump — gear driven, centrifugal, non-self-priming
  • Aftercooler core — for treated water and sea air atmosphere

• Exhaust System
  • Exhaust manifolds — watercooled
  • Exhaust elbow — dry 203 mm (8 in)
  • Three-way catalyst — 1.0 g NOx and 0.5 g NOx NTE options

• Flywheels & Flywheel Housings
  • Flywheel, SAE No. 14 or 18
  • Flywheel housing, SAE No. 0
  • SAE standard rotation

• Fuel System
  • Air/fuel ratio control
  • Gas pressure regulator
  • Natural gas carburetor

• Lube System
  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Oil filler in valve cover, dipstick — RH

• Mounting System
  • Engine mounting rails — 254 mm (10 in) industrialtype, entire length

• Protection System
  • ADEM A4 protection
  • The following include alarm and shutdown:
  • The following is display only

• General
  • Paint, Caterpillar yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes
  • Cylinder block inspection covers

CG137-12 Optional Equipment

• Charging Alternator
  • 24V, 35A CSA alternator

• Exhaust System
  • Exhaust flex fitting
  • Exhaust elbow
  • Exhaust flange — ANSI

• Instrumentation
  • Operator interface panel
  • Operator interface panel enclosure
  • 15', 20', 50' interconnect harness

• Starting System
  • Air pressure regulator
  • Air start silencer
  • Vane starter
  • Electric starter
  • Turbine starter

• Fuel System
  • Fuel filter

• Air Inlet System
  • Precleaner
  • Rain cap