the splined end of the drive through the gear so that the
spline extends about one half its length beyond the meter
gear star and hold it in this position while installing into the
Alignment of the cross slot in the drive with valleys
unit. Note the position or direction of the cross pin within
between the teeth of the meter gear star determines proper
the unit. Enter the meter gear star into the meter gear ring
valve timing of the unit. There are 12 tooth on the spline
and wiggle the parts slowly in position so that the drive
and 6 pump teeth on the star. Alignment is exactly right In
does not become disengaged from the meter gear star.
6 positions and exactly wrong In 6 positions, If the parts
Hold the plate and meter gear ring in position on the
slip out of position during this part of the assembly, repeat
assembly while the star is being installed. Rotate the
until you are certain that correct alignment Is obtained.
meter gearstar slightly to bring the cross slot of the drive
Figure No. 48.
into engagement with the cross pin and the splined end of
the drive will drop down against the plate. Figure Nos. 49.
Place the spacer in position within the end of the
- 50 - 51.
meter gear star. Figure No. 52. (No spacer used on B
size displacement units), If the spacer does not drop flush
with the gear surface, the drive has not properly engaged
the cross pin - RECHECK. Place the meter end cap over
the assembly and install two cap screws, finger tight,
to maintain alignment of the parts. Figure No. 53. Install
all seven cap screws and bring them gradually