Service Manual

4. Remove the three flanged head screws securing
5. Remove the two nylon locknuts securing the
control box to the handle and carefully remove
the right control housing half.
and remove the cable. See Figure
99.
the control box halves.
6. Slip the end of the BBC cable from the cable lever
BBC Cable Installation
1. Slide a new BBC cable into the BBC cable lever
then install the end of the cable sheath
in recess
provided
in the left control housing half. See
Figure
99.
BBC CABLE
2.
Before installing the right control housing half,
make sure that the traction ,and BBC ends are
completely seated
in their recesses. Also make
sure that the sleeve on the upper carriage bolt
passes completely through the BBC control box
components to the handle. Finally, make sure
that the roll
pin in the rocker arm passes through
the hole
in the control bar. Install the right control
housing half. Secure with
two nylon locknuts.
NOTE: The flanged locknut fits on the upper
carriage bolt.
3. Install the three flanged head screws securing
4. Bend the throttle control locking tab forward so
that it will provide positive engagement with the
throttle control. Install
the throttle control.
5. Hook the lower end of the BBC cable onto the
bellcrank then slip the cable through the slot
in
the cable bracket. Push the end of the cable
sheath into the cable support bracket as shown
in Figure 100.
6. Before installing the screen panel, adjust the
BBC cable as described under BBC Cable
Adjustment, which follows.
the control box halves.
BBC Cable Adjustment
1. Remove the two flanged head self-tapping
screws securing the screen panel to the housing
and remove the screen panel.
Figure
101
2. With the engine off and the spark plug wire
disconnected, cock and
lift the control bar to
engage the blade. Tape the control bar to the
handle with the blade engaged, then measure
the length
of the over-travel spring. See Figure
Vacu-Power
Mower 57 BBC System