6
ADJUSTMENTS
6.1
GENERAL ________________________________________________________________
!
WARNING
To prevent injury, disengage master clutch, lower
aerator head to the ground, stop engine, and
disconnect spark plug wire before making any
adjustments or performing maintenance.
Make sure the aerator is parked on a solid and level
surface. Never work on a aerator that is supported
only by a jack. Always use jack stands.
If only the front or rear of the aerator is raised, place
chocks in front of and behind the wheels that are not
raised.
1. Adjustments and maintenance should always be
performed by a qualified technician. If proper
adjustment cannot be made, contact an authorized
Jacobsen Dealer.
2. Replace,
do
not
components.
6.2
TURF GUARD _____________________________________________________________
The Turf Guard (C) is used to prevent the turf from lifting
up as cores are pulled out. The pressure on the turf
guard can be adjusted by increasing or decreasing
tension on the springs (A).
Add or remove spacers (B) above spring as necessary to
ensure the turf guard provides enough pressure to
prevent turf from lifting up but not so much that the turf
guard marks or cuts the turf.
6.3
AERATOR DRIVE IDLER CABLE _____________________________________________
1. Engage
OPC
handle
[ See Section 4.1]
2. Adjust cable nuts (D) as necessary to obtain 0.18
inch (3.3 mm) deflection with a 4.4 lb (2.0 kg) push
for new belt or 3.0 lb (1.4 kg) push for used belt at
location shown.
3. Addition adjustment available if required by moving
cable bracket and at handle.
adjust,
worn
or
damaged
and
tine
operation.
ADJUSTMENTS
3. Long hair, jewelry, or loose fitting clothing may get
tangled in moving parts. Remove jewelry, tuck in
loose fitting clothing, and tuck long hair under a cap.
!
CAUTION
Be careful to prevent entrapment of the hands and
fingers between moving and fixed components of the
aerator.
!
WARNING
To prevent injury, support upper frame with blocks
when working on aerator with aerator head raised.
Hydraulic lines may rupture or lever could be
accidentally tripped, causing aerator head to drop
rapidly.
4. Do not change governor settings or overspeed the
engine.
B
A
C
D
6
Figure 6A
0.18 inch (3.3 mm)
4.4 lb (1.81 kg) New
3.0 lb (1.36 kg) Used
Figure 6B
15