Volvo Penta AQUAMATIC 290 User Manual

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Technical data
Models 280-DP, 280DP/PT, 290DP and 290A-DP
General Data
Type designation..................................................................... Aquamatic DuoProp
Shift mechanism ..................................................................... Self adjusting Silent Shaft type of cone clutch,
servo assisted disengagement. Direction of rota-
tion adjustable.
Maximum propeller diameter ................................................... 16"
Maximum tilt angle, approx ..................................................... 60°
Power Trim & tilting device ..................................................... “Power Trim”
Steering angle, max ................................................................ 30°
Overall gear ratio
Model 280-DP, 280DP G
1)
, 290-DP ......................................... 1.95:1
Model 280-DP, 280DP H
1)
, 290-DP.......................................... 2.30:1
Model 280-DP/PT.................................................................... 1.95:1, 2.30:1
Model 290A-DP ....................................................................... 1.78:1, 1.95:1, 2.30:1
Weight
Model Duoprop ........................................................................ 58 kg (127.9 lb.)
Gear backlash
Lower gear,
measured on the wings of the inner propeller shaft nut...... 0.08–0.17 = 0.15–0.30 mm backlash in the gear
(0.003–0.007”)
measured on the wings of the outer propeller shaft nut ..... 0.11–0.34 = 0.20–0.35 mm backlash in the gear
(0.008–0.014”)
Upper gear, measured directly on the gear,
ratio 1.95:1 and 1.78:1 ...................................................... 0.15–0.25 mm (0.006–0.010")
ratio 2.30:1........................................................................ 0.08–0.18 mm (0.003–0.007")
1)
On certain 280DP drives the gear ratio is given by the marking G or H.

Volvo Penta AQUAMATIC 290 Specifications

General

Brand	Volvo Penta
Model	AQUAMATIC 290
Category	Outboard Motor
Language	English