2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 43Get this manual
SPEC Item
Specification Unit Model F20PHF F20PRF
Fuel control system Prime Start resistance(1) (L L) at 24 (75 F) Prime Start plunger length(1) Starting system Power bobbin output peak voltage (L L) at cranking (unloaded) at 1,500 rmin (unloaded) at 3,500 rmin (unloaded) at cranking (loaded) at 1,500 rmin (loaded) at 3,500 rmin (loaded) Power bobbin resistance(2) (L L) at 20 (68 F) Starter motor Type Output Cranking time limit Stator motor clearance Wear limit Brushes Standard length Wear limit Commutator Standard diameter Wear limit Standard undercut Wear limit Pinion stopper height