Fuel Pump - Toro Groundsmaster 4100-D Service Manual

Fuel Pump

The fuel pump is attached to the frame above the fuel
water separator (Fig. 48).
Operational Test
1. Park machine on a level surface, lower cutting deck,
stop engine and apply parking brake. Raise and support
hood.
2. Remove fuse F1--1 (20A) (Fig. 49) from fuse block to
prevent the engine from cranking.
3. Disconnect fuel hose (pump discharge) from the fuel
water separator.
4. Make sure fuel hoses attached to the fuel pump are
free of obstructions.
5. Place fuel hose (pump discharge) into a large, grad-
uated cylinder sufficient enough to collect 1 quart (0.95
liter).
6. Collect fuel in the graduated cylinder by turning igni-
tion switch to the ON position. Allow pump to run for fif-
teen (15) seconds, then turn switch to OFF.
7. The amount of fuel collected in the graduated cylin-
der should be approximately 16 fl oz (475 ml) after fif-
teen (15) seconds.
8. Replace fuel pump as necessary. Install fuel hose to
the water separator.
9. Install fuse F1--1 (20A) into fuse block.
10.Prime fuel system.
Electrical System
2
1. Fuel water separator
2. Fuel pump
FUSE F1- -1
F1
F2
F3
F4
1
Fuel Pump Specifications
Pump Capacity
Pressure
Current Draw
Page 5 - - 38
3
4
Figure 48
3. Pump inlet hose
4. Pump discharge hose
M1 (60A)
M2 (60A)
2 3 4
Figure 49
64 fl oz/min (1.9 l/min)
7 PSI (48.3 kPa)
2.0 amp
Groundsmaster 4100--D/4110--D
1
FRONT