Locomotives Phases - GE ES Series

These phases are of my own making. Models: ES40DC, ES44DC, ES44C4, ES44AC

Phases

Phase 1a

• Rear hood doors/vents: 2 small horizonal rectangular vents in bolted panel, flush doors (3 on left, 3+3 on right)
• Rooftop access panels near aftercooler: 2+3 hinges
• Hood access panels near aftercooler: square latched panel next to small bolted panel
  • Square panel fastened to hood door underneath on right side
• Radiator intake: small vertical bar behind screen
• Front inverter cabinet panel: 14 bolts, no hinges (AC versions only)
• 6 grabirons on left hood side
• Rear fuel filler mount: absent unless fuel filler present
• Radiator grills: flush
• Dynamic brake intakes (AC units with 2 intakes): 2nd and 3rd openings
• Dynamic brake outlets (AC units with 2 intakes): 2nd and 3rd large openings, no small opening
• Aftercooler: flush rooftop grill
• Rear headlight: vertical (several forms)
• Rear hood end door
• Short hood: rounded corners, left-side door
  

Phase 1b

• Rear hood doors/vents: 1 large vertical rectangular vent in bolted panel, same doors
• Rooftop access panels near aftercooler: 2+1 hinges

Phase 1c1

• Hood access panels near aftercooler: 2 hinged latched panels, square intake, angled forward edge
• Radiator intake: wider vertical bar on top of screen

Phase 1c2

• Front inverter cabinet panel: 12 bolts, 2 hinges on right side (AC versions only)

Phase 1d

• No grabirons on left hood side

Phase 1e

• Rear fuel filler mount: present, with or without fuel filler

Phase 1f

• Aftercooler: raised rooftop box

Phase 1g

• Dynamic brake intakes (AC units with 2 intakes): 1st and 3rd openings, small grill between intakes
• Dynamic brake outlets (AC units with 2 intakes): 2nd large opening, small opening

Phase 2a1

• Revised canted panel under aftercooler wing section
• Rear hood doors/vents: raised doors with beveled edges (3+2 on left, 3+2+3 on right)
• Rooftop access panels near aftercooler: no hinges
• Hood access panels near aftercooler: 2 hinged latched panels, no intake, angled forward edge
• Radiator grills: raised, shorter wing section
• Aftercooler: longer wing section

Phase 2a2

• Revised left rear handrail stanchion spacing

Phase 2b

• Aftercooler: flush rooftop grill

Phase 2c

• Hood access panels near aftercooler: 2 hinged latched panels, no intake, vertical forward edge
• Rear headlight: horizontal
• No rear hood end door
• Small bolted rectangular panel added on left hood side under aftercooler

Phase 2d

• Short hood: angular corners, right-side door
• Rear hood doors/vents: 2+3 on left, revised spacing/grill height on right

Phase 2e

• Thicker handrail stanchions
• Dynamic brake intakes (AC units with 2 intakes): Latched panel between intakes

Other details

• CP 8825-8839 are early Phase 2a1 units with unique bolted intakes under the radiators and pre-Phase 1g dynamic brake intakes.
• Numberboards and headlight: Cab- or nose-mounted.
• Trucks: Hi-Ad on DC versions; Hi-Ad or radial-steering on AC versions.
• Dynamic brake intakes: in 1st and 3rd openings on all DC versions and Phase 2 AC versions; in 2nd and 3rd openings on Phase 1 AC versions with 2 intakes.
• AC versions have thinner traction motor power cables, and larger traction motors suspended by hangers rather than resting on a section of the truck frame.