Service And Maintenance Safety; Before Maintaining Your Unit; Checking / Adding Fuel; Replacing The Fuel Filter - Ferris ISX800 Series Operator's Manual

Service and Maintenance Safety

WARNING
Amputation and crushing hazard
Specific steps must be taken in order to perform service and
maintenance procedures safely.
Read and follow all the applicable safety and instructional
messages in this manual.
Always disengage the mower blades, set the parking brake,
turn the engine OFF, remove the ignition key, and wait
for all movement to stop prior to performing service and
maintenance procedures.
Always disconnect the spark plug wire(s) and fasten it away
from the plug before beginning any maintenance or service
procedures on order to prevent accidental ignition.

Before Maintaining Your Unit

Units Equipped with Electronic Fuel Injected Engines:
If electric welding on vehicle, remove battery negative cable
(black) from battery negative (-) terminal, and disconnect the
ECM electrical connector(s). If welding on the muffler, also
disconnect the O2 sensor electrical connector and remove
the O2 sensor from the muffler.

Checking / Adding Fuel

WARNING
Fuel is highly flammable and must be handled with care.
Allow the engine to cool for at least three (3) minutes before
refueling. Do not allow open flame, smoking or matches in
the area. Avoid over-filling and wipe up any spills.
To add fuel:
1. Remove the fuel cap (A, Figure 26).
26
2. Fill the fuel tank to the bottom of the filler neck. This will
allow for fuel expansion.
Note: Do not overfill. Refer to your engine operator's
manual for specific fuel recommendations.
3. Install and hand tighten the fuel cap.
4. If your unit is equipped with two fuel tanks, repeat this
process to fill the other fuel tank.
NOTICE
Refer to your engine operator's manual for specific fuel
recommendations.

Replacing the Fuel Filter

WARNING
Fuel and its vapors are extremely flammable and
explosive.
Fire or explosion can cause severe burns or death.
Do NOT remove the fuel filter when the engine is hot, as
spilled gasoline may ignite. Do NOT spread hose clamps
further than necessary. Ensure clamps grip hoses firmly
over filter after installation.
Carbureated Models: The fuel filter is located in the fuel line
between fuel tank and carburetor, near the fuel pump.
Fuel Injected Models: The fuel filter is located in the fuel line
between the fuel tank and fuel pump.
If filter is dirty or clogged, replace as follows:
1. Disconnect the negative battery cable.
2. Place a container below the filter to catch spilled fuel.
3. Using a pliers, open and slide hose clamps from fuel filter.
4. Remove hoses from filter.
5. Install new filter in proper flow direction in fuel line.
6. Secure with hose clamps.
7. Reconnect the negative battery cable when finished.

Check Engine Oil Level

Interval: Before Each Use
Refer to the engine operator's manual for dipstick and oil fill
locations and specific engine oil check and fill procedures.

Changing the Engine Oil and Filter

This series of mower has different engine options: Briggs &
Stratton Commercial Turf (A, Figure 27), Briggs & Stratton
Vanguard (B), Kawasaki FT730V EFI with electronic throttle
control (C), Kawasaki FT730V EFI (D), and Briggs & Stratton
CXi (E). Please reference figure 27 as the location of the
components listed for this procedure may vary by specific
engine option.
29