Servicing The Water Separator; Replacing The Fuel Filter - Toro Groundsmaster 5910 Operator's Manual

Servicing the Water Separator

Service Interval: Before each use or daily—Drain the water
separator.
Every 500 hours—Replace the fuel/water separator
element.
Draining the Water Separator
1. Place a clean container under the water separator
(Figure 62).
2. Open the drain plug and operate the pump to drain
contaminates (Figure
1. Water-separator-filter
canister
2. Priming pump
3. Drain plug
3. Close the drain plug.
Replacing the Fuel-Filter Element
1. Place a clean container under the water separator.
2. Drain some fuel by loosening the vent plug and
opening the drain plug
3. Disconnect the water sensor (electrical connector)
from the bottom of the water separator.
4. Clean the area where the filter element mounts to the
head.
5. Remove the filter element and bowl.
6. Remove the element from the bowl and clean the
mounting surface.
7. Clean the O-ring gland on the bowl.
62).
Figure 62
4. Flow-check valve
5. Vent plug
(Figure 62).
8. Apply a coating of clean fuel or engine oil to the new
O-ring and element seal.
9. Spin the bowl onto the new element, then spin them
both onto the filter head by hand only.
Note: Do not use tools.
10. Close the drain plug.
11. Connect the water sensor (electrical connector) from
the bottom of the water separator.
12. With the vent plug still loosened, operate the primer
pump until the fuel purges at the vent plug.
13. Close the vent plug, start the engine, and check for
leaks.
Note: Correct as necessary with the engine off.

Replacing the Fuel Filter

Service Interval: Every 500 hours—Replace the fuel-filter
element
1. Clean the area around the fuel-filter head
1. Fuel-filter head
2. Remove the filter and clean the filter-head-mounting
surface (Figure
3. Lubricate the filter gasket with clean, lubricating engine
oil; refer to the engine owner's manual (included with
the machine) for additional information.
4. Install the dry filter canister, by hand, until the gasket
contacts the filter head, then rotate it an additional
1/2 turn.
5. Loosen the banjo fitting on the fuel-filter housing
(Figure 64).
46
Figure 63
2. Filter
63).
(Figure 63).