
5A-26
LOWER UNIT
90-13645--2
1095
Forward Gear, Lower Drive Shaft
Bearing, Pinion Gear, and Drive Shaft
Installation
1. Install components in sequence shown.
19175
a
b
c
d
e
f
d
a - Forward Gear/Bearing: Work Quicksilver gear lube into
bearing rollers.
b - Lower Drive Shaft Tapered Roller Bearing: Work Quicksilver
gear lube into bearing rollers.
c - Pinion Gear
d - Drive Shaft
e - Drive Shaft Holding Tool (91-56775)
f - Pinion Nut (New): Apply Loctite 271 to threads during final
assembly (after pinion gear depth and forward gear backlash
have been set), torque to 70 lb. ft. (95 N·m).
Pinion Gear Depth and Forward Gear
Backlash
DETERMINING PINION GEAR DEPTH
NOTE: Read entire procedure before attempting any
change in shim thickness.
IMPORTANT: Forward gear assembly must be
installed in gear housing when checking pinion
gear depth or an inaccurate measurement will be
obtained.
1. Clean the gear housing bearing carrier shoulder
and diameter.
2. With gear housing positioned up right (drive shaft
vertical), install Bearing Preload Tool (91-14311A1)
over drive shaft in sequence shown.
a
b
c
d
e
f
g
h
h
a - Adaptor: Bearing surfaces clean and free of nicks
b - Thrust Bearing: Oiled and able to move freely
c - Thrust Washer: Clean and free of nicks and bends
d - Spring
e - Nut: Threaded all-the-way onto bolt
f - Bolt: Held snug against spring
g - Sleeve: Holes in sleeve must align with set screws
h - Set Screw (2): Tightened against drive shaft, bolt should not
slide on drive shaft.
3. Measure distance (a) between top of nut (b) and
bottom of bolt head (c).
4. Increase distance (a) by 1
(25.4mm).
5. Rotate drive shaft 5 to 10 revolutions. This should
properly seat upper drive shaft tapered roller
bearing.
19884
a
b
c
Summary of Contents for 100
Page 4: ...GENERAL INFORMATION AND SPECIFICATIONS 1 ...
Page 18: ...IGNITION SYSTEM ELECTRICAL AND IGNITION A 2 ...
Page 30: ...11669 BATTERY CHARGING SYSTEM AND STARTING SYSTEM ELECTRICAL AND IGNITION B 2 ...
Page 58: ...22480 TIMING SYNCHRONIZING ADJUSTING ELECTRICAL AND IGNITION C 2 ...
Page 71: ...WIRING DIAGRAMS ELECTRICAL AND IGNITION D 2 ...
Page 86: ...FUEL SYSTEM AND CARBURETION A 3 ...
Page 118: ...OIL INJECTION SYSTEM B 3 ...
Page 127: ...20032 3 CYLINDER ENGINES POWERHEAD A 4 ...
Page 168: ...791 H GEAR HOUSING LOWER UNIT A 5 ...
Page 170: ...5A 1 90 13645 2 1095 LOWER UNIT Notes ...
Page 205: ...MID SECTION LOWER UNIT B 5 ...
Page 207: ...5B 1 90 13645 2 495 LOWER UNIT Notes ...
Page 218: ...SHOCK ABSORBER LOWER UNIT C 5 ...
Page 223: ...17250 DESIGN I SIDE FILL RESERVOIR POWER TRIM A 6 ...
Page 233: ...6A 9 POWER TRIM 90 13645 2 495 Commander Side Mount Remote Control Wiring Diagram ...
Page 268: ...DESIGN II AFT FILL RESERVOIR POWER TRIM B 6 51344 ...
Page 305: ...SINGLE RAM POWER TRIM C 6 51485 ...
Page 309: ...6C 3 90 13645 2 495 POWER TRIM Notes ...
Page 340: ...50099 ENGINE ATTACHMENTS ENGINE INSTALLATION 7 A ...
Page 369: ...TILLER HANDLE AND CO PILOT OUTBOARD MOTOR INSTALLATION ATTACHMENTS 7 B ...
Page 371: ...7B 1 90 13645 2 495 OUTBOARD MOTOR INSTALLATION ATTACHMENTS Notes ...