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Undecorated Drawings - OWTX

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1:18 Drawings

Model Built Phase Numbers Notes Last modified
EMD SD40-2
  
1979-08 -
1979-11
2b2 (F.L.)
LN 8034-8039, 8067-8086;
OWTX 9950-9957
2023-01-09Revision history:

2017-12-08
- Removed pixel error on front radiator fan (right side view)

2019-01-22
- Relocated front hood seam resulting in revised hood proportions
- Front section of hood lengthened and blower duct widened by 1"
- Revised hood section under inertial air intake
- Gap from seam to middle hood doors shortened by 0.75"
- Middle hood doors shortened by 0.25"
- Increased height of walkway blower duct and bottom of hood doors
- Corrected seam at bottom corners of long hood
- Revised radiator intake grills and roof fan hatch
- Revised exhaust stack

2020-12-18
- Revised side handrail stanchions
- Increased handrail thickness
- Revised radiator and dynamic brake fan dimensions and spacing
- Fuel tank vent pipe (increased diameter, revised fittings)
- Air pipe vent valve (left front / right rear under walkway)
- Sand lines (larger pipe diameter, revised hoses)
- Adjusted height of center hinge of engine room doors
- Added missing line segment in traction motor cables above fuel filler (left side)

2021-01-09
- Fuel tank height and gap from underframe

2022-03-19
- Coupler cut lever and pilot details
- Corner handrail end plate / stairwell attachment points
- Revised ribs on blower duct
- Horn manifold and back cap dimensions

2023-01-09
- Long hood end seams

1:55 Drawings

Model Phase Numbers Notes Accuracy
EMD SD40-2
  
2b1, 2b2 (F.L.)
LN 8000-8039, 8067-8086;
OWTX 9950-9957
* * *Accuracy legend for 1:55 drawings:
* * * 2007-2008 drawings (mostly accurate)
* * 2005-2007 drawings (generally accurate)
* 2000-2004 drawings (not dimensionally accurate)

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