Installed the cabin heat box with flap which will select hot air from the oil cooler outlet for the cabin or vent it out into the cowling. Connected the control cable to the cabin heat control arm. Adjusted cable and arm to get full travel of the flap within the limit of the cable movement, about 2".
Cabin haet box installed on firewall under the oil cooler
Cabin heat control cable passing through the recessed support. Cabin heat passage above.
