Radiator Inspection; Thermostat Test; Thermostat Installation - TGB EST 1000 Service Manual

5-1. ENGINE ASSEMBLY
8. Pull hoses from thermostat housing to
remove thermostat.

Thermostat Test

▪ To check thermostat, put it in water and heat
the water.
THERMOSTAT OPENING TEMPERATURE
STARTS TO OPEN
65 ℃
▪ Replace thermostat if it does not begin to open
at specified temperature.
▪ Check if gasket is brittle, hard or damaged. If
so, replace gasket.

Thermostat Installation

▪ Reverse removal procedures.
▪ Refill cooling system.
▪ Bleed cooling system.
▪ Check for coolant leaks.
RADIATOR

Radiator Inspection

Check radiating fins for clogging or damage.
Remove insects, mud or other obstructions with
compressed air or low pressure water.
5-10
FULLY OPEN
88 ℃
.