Hour Meter; Tracking Knob - Husqvarna PZ 72 Owner's Manual

Hour Meter

the hour meter displays the total operating time.
It will flash CHG OIL (Change Oil) at 50 hour
intervals. the flash duration is one hour before and
one hour after the interval. the CHG OIL icon will
come on and shut off automatically. the hour meter
cannot be manually reset.

Tracking Knob

If the mower is not tracking straight, check the
air pressure in both rear tires. Recommended air
pressure for the rear tires is 15 psi (1 bar).
1. tracking adjustments are made using the
tracking bolt and tracking knob. the tracking
bolt and tracking knob act as limiting devices for
the motion control levers when in the full-forward
position.
2. For preliminary tracking adjustment, move
unit to an open, unobstructed area such as an
empty parking lot or open field.
3. Back the tracking bolt out until flush with nut.
4. Loosen tracking knob out until flush with nut.
5. test operate unit by driving it at full throttle and
the full forward position on both motion control
levers. Gradually turn in the tracking bolt on the
right hand side until the unit noticeably starts
drifting right.
6. Drive forward at full throttle with both motion
control levers in the full forward position.
Gradually turn in the tracking knob (left side)
until unit tracks straight.
20
CONTROLS
Hour meter
Tracking adjustment
8065-004
8065-060