Fuel Lines And Connections - Toro Workman GTX Service Manual

Fuel Lines and Connections

CAUTION
Read safety precautions for handling gasoline
before working on the fuel system (see Safety In-
structions in Chapter 1 - Safety).
Check fuel lines and connections periodically as recom-
mended in the Operator's Manual. Check lines for dete-
rioration, damage, leaks or loose connections. Replace
hoses, clamps and connections as necessary.
NOTE: If fuel evaporative control system components
require service, see Fuel Evaporative Control System
Service in this chapter.
Carbureted Engines
1. Record routing of fuel hoses and hose clamp appli-
cations prior to disassembly for installation purposes.
2. Connect fuel hoses to barb connectors and secure
with hose clamps.
Electronic Fuel Injected (EFI) Engines
1. Record routing of fuel hoses and hose clamp appli-
cations prior to disassembly for installation purposes.
Fuel in the supply line may be under pressure.
Cover the supply hose end with a rag while dis-
connecting the hose to absorb any fuel leakage.
2. Disconnect the fuel supply hose from either the elec-
tric fuel pump or the fuel injector.
A. Lift supply hose fitting lock up to unlock
the fitting (Fig. 13).
B. Press supply hose fitting tab and pull fitting from
barb.
3. Connect the fuel supply hose to either the electric fu-
el pump or the fuel injector.
A. Push supply hose fitting onto barb until an audible
"Click" is heard.
B. Press supply hose fitting lock down to lock fitting
in place (Fig. 13).
4. Connect low pressure fuel hoses to barb connectors
and secure with hose clamps.
Gasoline Engine
CAUTION
7
G247443
1. Fuel filter
2. Supply hose (filter to
carburetor)
3. Supply hose (pulse
pump to filter)
7
G247444
1. Fuel filter
2. Supply hose (filter to
electric fuel pump)
3. Supply hose (pulse
pump to filter)
4. Pulse pump
5. Supply hose (tank to
pulse pump)
Page 3 - 12
2 1 3 4
6
Figure 11
(carbureted engine)
4. Pulse pump
5. Supply hose (tank to
pulse pump)
6. Pulse hose
7. Pulse line filter
6 8 3 4
1
2
9
Figure 12
(fuel injected engine)
6. Pulse hose
7. Pulse line filter
8. High pressure supply
hose (electric fuel pump
to injector)
9. Electric fuel pump
Workman GTX Gasoline
5
5