Cleaning The Radiator; Brake Maintenance; Adjusting The Parking-Brake Interlock Switch - Toro Groundsmaster 7210 Series Operator's Manual

2. If coolant level is low, remove the expansion-tank
cap and replenish the system.
Important:
Do not overfill.
3. Install the expansion-tank cap.

Cleaning the Radiator

Service Interval: Before each use or daily
Every 1,500 hours—Replace moving hoses.
Every 200 hours—Inspect the cooling-system
hoses and seals. Replace them if cracked or
torn.
Every 2 years—Flush and replace the
cooling-system fluid.
Clean the radiator to prevent the engine from
overheating.
Note:
If the cutting unit or engine shuts off due to
overheating, check the radiator for excessive buildup
of debris.
Clean the radiator as follows:
1. Open the hood.
2. Working from the fan side of the radiator, blow
out debris with low pressure (345 kPa or 50 psi),
compressed air. Repeat from the front of the
radiator and the other fan side.
Important:
Do not use water.
3. After you thoroughly clean the radiator, clean out
debris that may have collected in the channel at
the radiator base.
4. Close the hood.

Brake Maintenance

Adjusting the
Parking-Brake Interlock
Switch
1. Stop the machine, move the motion-control
levers to the N
parking brake, and remove the ignition key.
2. Remove the bolts securing the front panel and
remove the panel
1. Bolt
2. Control panel
3. Loosen the 2 jam nuts securing the parking-brake
interlock switch to the mounting bracket.
1. Brake-shaft sensor
2. 4 mm (5/32 inch)
45
- position, engage the
EUTRAL LOCK
(Figure 44).
Figure 44
Figure 45
3. Jam nut
4. Parking-brake interlock
switch
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