4.1

Out of 8 Ratings

Owner's of the Humminbird Marine GPS System 4087301 gave it a score of 4.1 out of 5. Here's how the scores stacked up:
  • Reliability

    4.14 out of 5
  • Durability

    4.29 out of 5
  • Maintenance

    4.0 out of 5
  • Performance

    4.0 out of 5
  • Ease of Use

    4.14 out of 5
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3. Assemble the Control Head Base
Your control head base will have a tilt and swivel mount. See the instructions
below to assemble and mount the control head base.
To assemble a tilt and swivel mount:
1. Insert the mount arms into the
base. Then, hold the mount arms in
place as you turn the base upside
down.
2. Insert the swivel ring into the base,
with the countersink holes for the
arm screws facing out.
3. Secure the mount arms with the
four #6 screws provided (Figure 5).
Hand tighten only!
4. Set the assembled control head
base in place on the mounting
surface. Mark the four mounting
screw locations with a pencil or
punch.
5. Set the base aside, and drill the
four mounting screw holes using a
9/64" bit.
6. Proceed to Route the Control Head
Cables Under the Deck.
Tilt and SwivelMount
Control HeadBase Assembly
Mount Arms
Base
Arm Screws,
4 #6 x7/16"
Figure5
Countersink
Side Out
Swivel
Ring
4
Fixed Control Head Installation