Acura Integra 1987 Manual page 71

Cooling System (cont'd)
1. Set the heater temperature lever to maximum heat.
2. Remove the radiator cap and loosen the drain plug when the
radiator is cool, and drain the radiator.
3. Remove the drain bolt from the front side of the cylinder
block, and drain the engine and heater.
4. Apply non-hardening sealant to the drain bolt threads, then
reinstall the bolt and tighten it securely.
5. Tighten the radiator drain plug securely.
6. Mix the recommended anti­
freeze with an equal amount
of low-mineral
water and fill the reservoir
to maximum.
7. Loosen the air bleed bolt in
the thermostat housing, then
fill the radiator to the filler
neck with the coolant mixture.
Tighten the bleed bolt as soon
8. With the radiator cap off, start the engine and let it run until
warmed up (fan goes on at least twice). Then, if necessary add
more coolant mix to bring the level back up to the filler neck.
9. Put the radiator cap on, then run the engine again and check for
leaks.
6 8
or distilled
f i l l e r n e c