A.J.S. 16, Instruction Book

Page: 16 / 104

SEE WARNING ON PAGE 15 BEFORE REMOVAL
Illustration 4
The rotating oil pump plunger is here shown in situ,
together with the guide screw which registers in the
plunger profiled groove, thereby providing the recipro-
cating movement.
1
2
3
4
5
D O W E L PEG, LOCATING TIMING GEAR
COVER.
TIMING
SIDE FLYWHEEL AXLE WITH
INTEGRAL GEAR FOR DRIVING OILPUMP
PLUNGER.
OIL PUMP PLUNGER.
SCREW (ONE OF THREE) W I T H FIBRE
WASHER, PLUGGING OIL PASSAGES CAST
IN CRANKCASE.
GUIDE PIN, FOR OIL PUMP PLUNGER.
INSERTED
RELIEVED TIP D O W N W A R D
AS S H O W N .
6
7
8
9
SCREWED BODY TO ACCOMMODATE
THE OIL PUMP PLUNGER GUIDE PIN.
BODY, W I T H GUIDE PIN IN POSITION
ENGAGED IN PROFILED CAM GROOVE
OF OIL PUMP PLUNGER.
TAPPED HOLE, FOR PIPE FEEDING OIL TO
OIL PUMP.
TAPPED HOLE, FOR PIPE RETURNING
OIL TO OIL T A N K .
14