Heatilator LEGACY42-IFT Owners Manual Care And Operation page 14

To reset the Control Module and/or Power Vent
Speed Control after a lock-out error:
CAUTION! Risk of burns! Be aware the appliance may
be HOT, use care in accessing the Control Module and
Speed Control.
Step 1: Access appliance component area. See section I
"Valve and Component Access".
Step 2: Observe the flashing error code displayed on the
Control Module prior to resetting. See section C, Trouble-
shooting, for list of error codes.
• An "Error Power Vent" code, (5 red, 1 green) will
require a reset of both the Control Module and the
Power Vent Speed Control. All other errors require a
reset of the Control Module only.
Step 3: Set the Control Module selector switch to OFF
position. Wait five (5) minutes to allow possible accumu-
lated gas to clear.
Step 4: Set the control module selector switch to the RE-
MOTE position. Module will beep once and flash a three
GREEN LED code on successful startup.
Step 5: Using the handheld remote control, turn the ap-
pliance to the "ON" setting and check the error status of
Power Vent Speed Control.
• If Power Vent Speed Control displays a red LED, the
Speed Control must to be reset. Continue to Step 6.
• If Speed Control displays a green LED, no reset is
needed. Go to Step 7.
Step 6: Using a paper clip depress reset button, located
on the right side of the Power Vent Speed Control one
time. The red error LED will be cleared and the green S1
or S2 LED should be lit.
Note: Pressing of the reset button more than once will al-
ter the blower speed preset. Make certain that the select-
ed speed (S1 or S2) matches the speed indicated on the
Power Vent Speed Control label. If correct speed in not
indicated on label, set speed to S2. The selected speed
is now the default speed setting whenever the appliance
is placed into operation. See Figure 3.7.
14 Heatilator • Legacy42-IFT Owner's Manual • 4095-900 Rev. A • 9/17
Red (H/L)
Error LEDs
Figure 3.7 Power Vent Speed Control
Step 7: Power vent blower turns on and appliance begins
pre-purge cycle (two minutes).
• Appliance will ignite normally if the error condition
was corrected.
• If the control module re-enters the lock-out mode af-
ter these steps, call your dealer for service.
Green (S1/S2) Speed LEDs
Speed Control Label