ZF Marine ClearCommand 9000 Series, Installation, Operation And Troubleshooting Manual, Page: 28 / 272

OPERATION
Page 2-3
C) Once the system has been placed in Troll Mode, movement
of the Control Head’s lever 15 degrees to the Ahead or
Astern detent will command Ahead or Astern clutch
engagement and the trolling valve commanded to mini-
mum pressure, while the engine RPM remains at Idle.
D) Further movement through the selectable 25, 35, 45, or 55
degrees, will increase the clutch pressure to maximum
while the throttle remains at Idle.
E) Further movement through the next 40, 30, 20, or 10
degrees will increase throttle to full, except when 45
degrees is selected where throttle is limited to 75% of full
and 55 degrees is selected where throttle is limited to 10%
of full.
F) To turn Troll Mode OFF, place the Station-in-Command
into a detent (Neutral, Ahead, or Astern).
G) Depress and hold the Transfer Button until the red indica-
tor light on the Control Head becomes lit steady (approxi-
mately 2 seconds) then release the button. When the red
indicator light is a steady red, the control system has Troll
Mode OFF.
2-5 S
TART
I
NTERLOCK
(
IF USED
)
The engine start signal is blocked unless all of the following are
true:
• DC power has been turned ON to the Control System.
(Reference Sec-
tion 2-1, page 2-1)
• A Remote Station is in command.
(Reference Section 2-2, page 2-1)
• The Control System is commanding Neutral.
Figure 2-3: Control Head 20 Degree Troll Range - Type 1
Figure 2-4: Control Head 35 Degree Troll Range - Type 2
Figure 2-5: Control Head 45 Degree Troll Range - Type 3
Figure 2-6: Control Head 55 Degree Troll Range - Type 4