Page 123 - Installation Manual - GenII DTS

Accessories
6. Install the gasket onto the key switch housing.

b
a - Gasket
a b - Key switch housing

4403

7. Insert the key switch assembly through the dash opening.

a a - Key switch housing

4058
NOTE: The ring mounting nut is threaded so that it can be installed to fit a thick or thin dashboard.
8. Install the ring mounting nut, depending on dash thickness, so that the most threads are engaged when threaded onto the
key switch housing.
b
a - Thin dashboard
b - Ring mounting nut orientation

a
3893

b a - Thick dashboard
b - Ring mounting nut orientation

a
3894

9. Position the key switch properly in the dash.
NOTE: The ring mounting nut must be tight so the assembly will not rotate during use.
10. Tighten the ring mounting nut securely.
11. Connect the key switch electrical connector to the helm harness.

90-8M0161677 eng MARCH 2021 © 2021 Mercury Marine Page 4A-17