Briggs & Stratton 5900559 Lawn Mower User Manual


 
17
Operation
WARNING
If you do not understand how a specific control
functions, or have not yet thoroughly read the
FEATURES & CONTROLS section, do so now.
Do NOT attempt to operate the tractor without
first becoming familiar with the location and
function of ALL controls.
Starting the Engine
1. While sitting in the operator’s seat, engage the
parking brake and make sure the PTO switch is
disengaged and the motion control handles are
locked in the NEUTRAL position.
• Carburated Models
2. NOTE: A warm engine may not require
choking.
Set the engine throttle control to FAST throttle
position. Then fully close the choke by pulling the
knob OUT fully.
3. Insert the key into the ignition switch and turn it to
START.
4. After the engine starts, gradually open the choke
(push knob down fully). Reduce to half throttle
speed and allow the engine to warm.
• DFI Models
2. Insert the key into the ignition switch and turn it to
START.
3. The throttle will self adjust to idle when starting.
After the engine starts, allow the engine to warm.
Warm up the engine by running it for at least a minute
before engaging the PTO switch or driving the rider.
• All Models
1. After warming the engine, ALWAYS operate
the unit at FULL THROTTLE when mowing.
In the event of an emergency the engine can be
stopped by simply turning the ignition switch
to STOP. Use this method only in emergency
situations. For normal engine shut down follow the
procedure given in STOPPING THE RIDER.
Stopping the Rider
1. Returning the ground speed control levers to the
middle position will stop tractor movement. Pivot
the levers outward and lock them in NEUTRAL.
2. Disengage the PTO by pushing down on the PTO
switch.
3. Engage the parking brake by pulling the handle up
until it locks into position.
4. Move the throttle control to mid-throttle position
and turn the ignition key to OFF. Remove the
key.
Pushing the Rider by Hand
1. Disengage the PTO, engage the parking brake,
turn the ignition OFF, and remove the key.
2. Lift the seat plate to gain access to the battery
compartment and hydraulic pumps.
3. To disengage the pumps (free-wheel position),
turn the hydraulic release valves (A, Figure 2)
located on the pumps COUNTER-CLOCKWISE a
maximum of 2 full turns.
4. Disengage the parking brake.
The tractor can now be pushed by hand.
5. After moving the tractor, re-engage the pumps
(drive position) by turning the release valves
CLOCKWISE and tighten to 80-120 in. lbs. of
torque.
DO NOT TOW RIDER
Towing the unit will cause hydraulic pump
and wheel motor damage. Do not use
another vehicle to push or pull this unit.
Figure 2. Hydraulic System By-Pass
A. Hydraulic Release Valve (left-hand pump shown)
A
Not for
Reproduction