Aprilaire 8344 - Manual (Page 11)

5. Return the Mode switch to the Off position to stop the heat call.
6. Slide the Mode switch to the Cool position.
7. Use the ADJUST – Down button to lower the temperature 2°- 3° below the
current room temperature. “COOL” on the display will begin to flash and the
cooling equipment should start.
8. MODELS 8348 & 8366 ONLY – Lower the temperature
an additional 2°- 3° and confirm that the second
stage of cooling (Y2) comes on after four (4) minutes.
9. Return the Mode switch to the Off position to stop
the cool call.
MODELS 8346 & 8365 ONLY
10. Slide the Mode switch to the E-Heat position.
11. Use the ADJUST – Up button to raise the temperature 2°-3° above the
current room temperature. The W2 and G terminals will energize,
“E-HEAT” on the display will begin to flash and the heating equipment
should start.
12. Return the Mode switch to the Off position to stop the heat call.
10
MODE
Cool • Off • Heat
SU
ROOM
AM
F
SET OVERRIDE
Flashes on
Cool Call
COOL ADJUST
MODE
Cool • Off • Heat
MODE
Cool • Off • Heat • E-Heat
SU
ROOM
AM
F
SET OVERRIDE
Flashes on
Heat Call
ADJUST
E-HEAT