Mercury 8.1S Horizon, Product Applications Manual

Page: 50 / 163

Engine
Page 3A-20 90-863758060 AUGUST 2006
• Trunnions must not extend more than 45 mm (1¾ in.) and no less than
10 mm (3/8 in.).
a
b
c
d
7537
a - Trunnion extension
45 mm (1¾ in.). 10 mm (3/8 in.) is
nominal
b - Trunnion clamping screws and
nuts
c - Locknut
d - Tab washer
• Tighten mount locknuts securely. Bend the tab washer tab (that is closest to the
adjacent flat on the locknut) against the flat to prevent it from loosening.
• Torque trunnion clamping screws and nuts.
a
b
c
7538
a - Coupler bolts and nuts (4)
b - Set screws
c - Safety wire
Description Nm lb. in. lb. ft.
Locknuts 68 50
• Torque coupling bolts. Secure set screws if equipped with safety wire
Description Nm lb. in. lb. ft.
Coupler bolts 68 50