Page 16 - ULTRAFLEX Katalog 2021
P. 16
SELECTION
OF APPLICATIONS ENGINE POWER STEERING SYSTEM
STEERING OUTBOARD up to 40 kW (55cv) T67
SYSTEM
AND CABLE BOAT LENGTH
T85 - T71FC - T81FC -
LENGTH T73NRFC - T83NRFC - T86
MEASUREMENT up to 30’ (9m) T91 T93ZT - T101 - T103ZT Ultraflex hydraulic
- T88NR - T96 - T98NR -
14 INBOARD Twin cable rotary steering systems
are recommended
steering systems
for boats that
T71FC - T81FC -
T73NRFC - T83NRFC - T86 exceed 50 mph.
Always
- T88NR - T96 - T98NR - follow engine
up to 35’ (10.5m) T91 - T93ZT - T101 - T103ZT manufacturer’s
Twin cable rotary instructions.
steering systems
STERNDRIVE T85
POWER ASSISTED T71FC - T81FC -
T86 - T96
T91 - T101
Twin cable rotary
steering systems
NOTE: sterndrive engines not equipped with power steering can create very high steering loads. Our
hydraulic steering systems are recommended for these type of boats. For any further information please
contact our Technical Service Department.
• Speed, hull, horsepower, engine type, approximate lengths will vary. Final selection
displacement and size are major factors should be made with the assistance of a
in boat performance and handling cha- qualified technician.
racteristics. The above selection guide should • Ultraflex mechanical steering systems should
be used as a general reference only. not be used on boats equipped with engines
• One of the major factors in selecting a steering that exceed the maximum horsepower rating
system is proper cable length. of the boat.
Due to specific routing in each boat, these
MECHANICAL STEERING SYSTEMS
HOW TO Add. A + B + C and subtract 10 cm
MEASURE (4”) for each 90° bend in the cable.
FOR NEW For installation through the engine
tilt tube, add 30,5 cm (1 ft) to the
STEERING measure calculated above.
CABLE To order in foot length, divide by
30,5 and round off to next whole
INSTALLATION foot.
Fig. 1 Fig. 2 Fig. 3
TILT TUBE MOUNTING - Fig. 1 TRANSOM SUPPORT OR SPLASHWELL MOUNTING - Fig. 2-3
Example (dimensions in cm): Example (dimensions in cm):
A (50) + B (250) + C (80) = 380 - A (50) + B (250) + C (80) = 380 - 20 for two 90° bends = 360:
20 for two 90° bends = 360 + 30,5 30,5 = 11,8 ft; round off to 12 ft
For a thru-tube installation
390,5 cm : 30,5 = 12,8 ft;
round off to 13 ft