Heatilator CONSTITUTION C-40 Owner's Manual page 36

7. Move slider control rod and linkage arm to the right and
out of the way. Pull rod down and out towards you. Lay
the control arm down. Figures 36.1 and 36.2.
8. The timer assembly is bolted under the face. Use a 7/16
socket wrench to remove the 2 bolts. Figure 36.3.
Figure 36.1
Remove 2 bolts from timer assembly
Figure 36.2
.
1 Loosen set screw on timer, remove 2 screws and remove
timer. See Figure 36.5.
Remove
2 screws
Loosen Set Screw
Figure 36.5
Page 36
Linkage Arm
Slider Control Rod
Slider Control Rod
Linkage Arm
REMOVE & REPLACE TIMER
Remove Timer
Heatilator • Constitution EPA Fireplace • 480-1091C
9. There is very little room to pull the timer assembly out the
front of the fireplace. Place your hand through the access
door in the floor of the fireplace. Let the timer assembly
drop down and then rotate it up through the access door.
Figures 36.3 and 36.4.
Figure 36.3
Timer Assembly
with Gasket
Figure 36.4
2. Install new timer using same 2 screws. It is very impor-
tant that the D cut side of the timer shaft is facing the
opposite side of the linkage timer arm. Figure 36.6.
D cut side of timer shaft must face
away from the Linkage Timer Arm
Figure 36.6
November 11, 2008