Suzuki DF70A Service Manual

1D-9 Power Unit Mechanical:
18) Disconnect the fuel cooler water inlet hose (18) from
the pilot water indicator (19).
19) Disconnect the fuel cooler water outlet hose (20)
from the water return union.
20) Remove the six bolts and two nuts and then remove
the intake manifold assembly (21).
Installation
Installation is reverse order of removal with special
attention to the following steps.
CAUTION
Do not reuse gasket once removed.
Always use a new gasket.
• Install gaskets (1) into groove of intake manifold
assembly (2).
• Install the intake manifold assembly (2), then tighten
bolts and nuts securely.
Tightening torque
Intake manifold bolt / nut (a): 23 N·m (2.3 kgf-m,
16.5 lbf-ft)
• Install fuel injectors and fuel delivery pipe.
Refer to “Fuel Injector Removal and Installation” in
Section 1G (Page 1G-23).
• Perform the following final assembly checks to ensure
proper and safe operation.
– All parts removed have been returned to their
original positions.
– Wire and hose routing matches service manual
illustration.
Refer to “Wiring Harness Routing Diagram” in
Section 4A (Page 4A-3) and “Fuel Hose Routing” in
Section 4B (Page 4B-1).
– No fuel leakage is evident during final test running.
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21
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(a)
(a)
(a)
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Suzuki DF70A Specifications

General

Engine Type	4-Stroke DOHC 16-Valve
Starting System	Electric
Steering	Remote
Number of Cylinders	4
Maximum Output	70 HP
Alternator	12V 27A
Trim Method	Power Trim and Tilt
Gear Ratio	2.59:1
Exhaust	Through Prop Hub Exhaust
Max Output	70 hp
Ignition System	Fully transistorized ignition
Fuel Tank Capacity	External
Weight	160 kg
Full Throttle Operating Range	5, 300 - 6, 300 rpm
Fuel Type	Unleaded Gasoline
Shaft Length	L: 508 mm, X: 635 mm
Displacement	1, 502 cc
Fuel Delivery System	Multi-point sequential electronic fuel injection
Oil Capacity	4.0 L
Alternator Output	27A