Figure shows a ZF286 application.
The kit consits of a valve house (slip valve) with
adapter for mounting on the reverse gear.
TROLLING
REV.PICK-UP
It also consists of a tooth wheel and a propeller shaft
speed sensor. These parts are fitted on the reverse
gear output flange.
The transmission cable harness has a connector to
the speed sensor marked REV.PICK-UP. The sensor
transmit propeller shaft rpm to the EVC system. The
cable harness also has a connector to the slip valve
marked TROLLING.
The Lowspeed function is manouvered by the control
on the helm station.
NOTE! For complete information about mounting and
testing see Installation instructions attached to the
kits.
Volvo Penta Lowspeed
and Trolling function
Slip valve with Volvo Penta Lowspeed function are
implemented on the following engines and reverse
gears:
D6 engines
Reverse gear
HS80A/IV HS85A/IV
D9 engines
Reverse gear
ZF 280 A/IV MG5065 A
ZF 286 A/IV MG5075 A/IV
D12DMP engines
Reverse gear
ZF 311 A MG5114 SC
ZF 325 A/IV MG5114 DC
Volvo Penta Lowspeed function is normally mounted
on the reverse gear from factory but can also be or-
dered separately as a kit.
Default Volvo Penta lowspeed slip is 50%. Max slip is
80% but suitable slip is dependent on each installa-
tion. Slip can be set from 10% up to 80% by using the
VODIA tool.
Valve house
(slip valve)
TROLLING
Speed sensor
REV.PICK-UP
Tooth wheel
Propeller
shaft flange
42
Installation procedure, engine room EVC-C
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