Removal (Fig. 25)
Park machine on a level surface, lower cutting
decks, stop engine, engage parking brake and remove
key from the ignition switch.
Installation (Fig. 25)
1.
1. Make sure that gasket surfaces on engine, water
pump and thermostat housing are thoroughly cleaned.
2. PositionnewO--ringandgaskettowaterpumphous-
ing.
2.
Raise and support hood to allow access to engine.
3.
screws.
Secure water pump to engine with four (4) cap
CAUTION
4.
pulley with four (4) cap screws. Torque cap screws 23
ft--lb (31 N--m).
Ifpulleywasremovedfromwaterpumpshaft,secure
Do not open radiator cap or drain coolant if the
radiator or engine is hot. Pressurized, hot cool-
ant can escape and cause burns.
5.
thermostat to water pump (see Thermostat Installation
in this section).
If thermostat was removed from water pump, install
Ethylene--glycol antifreeze is poisonous. Dis-
pose of coolant properly, or store it in a properly
labeled container away from children and pets.
6.
pump. Secure hoses with hose clamps.
Install upper and lower radiator hoses to water
3.
Draincoolantfromradiatorandengine(seeRadiator
Removal in this section).
7.
On Groundsmaster 5910 machines:
4.
ture sensor on water pump housing (Fig. 26).
Disconnect wire harness connector from tempera-
A. Install and secure cab heater hoses to water
pump.
5.
pump.
Remove upper and lower radiator hoses from water
B. Install and adjust A/C compressor drive belt.
Connect wire harness connector to temperature
8.
6.
On Groundsmaster 5910 machines:
sensor on water pump (Fig. 26).
A. Remove cab heater hoses from water pump.
B. Remove A/C compressor drive belt.
9.
nator Installation in this section). Adjust drive belt.
Install alternator and drive belt to engine (see Alter-
7.
Remove alternator and drive belt from engine (see
10.Fill cooling system with coolant.
Alternator Removal in this section).
11.
Run engine and check for any coolant leaks.
8.
to engine.
Remove four (4) cap screws that secure water pump
12.Lower
and secure hood.
9.
Carefully remove water pump from engine.
1
10.Remove
and discard O--ring and gasket from be-
tween water pump and engine.
2
11.
If necessary, remove thermostat from water pump
(see Thermostat Removal in this section). Make sure
that gasket surfaces on water pump and thermostat
housing are thoroughly cleaned.
12.If
necessary, remove pulley from water pump.
A. Remove four (4) cap screws that secure pulley to
pump shaft.
Figure 26
1.
Water pump
2.
Temperature sensor
B. Pull pulley from pump shaft.
Groundsmaster 5900/5910
Page 3 -- 29
Diesel Engine
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Groundsmaster 5900, Toro Groundsmaster 5910 |
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| Document Type | Service Manual |
| Language | English |
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