Honda TRX500FE1 Owner's Manual page 158

Coolant
To clean the radiator core and radiator grill plate:
1. Remove the radiator cap lid (page 145).
2. Remove the reserve tank (1) by removing the bolt (2) and clips (3)
(page 125).
3. Release the hoses (4) from the guides.
4. Hold the reserve tank being careful not to spill the coolant.
LEFT FRONT
(2)
(3)
(1) reserve tank
(2) bolt
148 Servicing Your Honda
(1)
(4)
(3) clips
(4) hoses
(3)