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Engine installation
Exhaust hose dimensions
Engine Hose inner diameter mm(")
D1-series 45 mm (1 3/4)
D2-40 45 mm (1 3/4)
D2-55 57 mm (2 1/4)
D2-75 90 mm (3 1/2)
Exhaust back pressure measurements,
kPa, (psi / mm Wc)
Engine Back pressure
Minimum Maximum
D1-series — 20 (2.9/2040)
D2-40 — 20 (2.9/2040)
D2-55 15 (2.2/1530) 20 (2.9/2040)
D2-75 15 (2.2/1530) 20 (2.9/2040)
Exhaust riser
D1-13, D1-20, D1-30, D2-40
Standard installation
Engine B measurement, mm (")
D1-13 197 (7.75)
D1-20 197 (7.75)
D1-30 222 (8.75)
D2-40 222 (8.75)
Exhaust riser installation
Engine B measurement, mm (")
D1-13 288 (11.3)
D1-20 288 (11.3)
D1-30 323 (12.7)
D2-40 323 (12.7)
The riser increases the overall engine installation
height by 12 mm (0.5").
Exhaust riser
B
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