42 Model 811, 813, 819, 821 SeriesTroubleshooting Guide
GAS ZONES ONLY
PROBLEM PROBABLE CAUSE REMEDY
1. The display reads “BLOWER
FAILURE”. a. The blower is faulty. a. Call a service technician.
b. The pressure switch is faulty. b. Call a service technician.
2. The burner will not light. The
display reads “IGNITION
FAILURE”.
a. The quick disconnect gas hose
is not fully engaged. a. Re-engage the quick
disconnect.
b. The manual shutoff valve is in
the OFF position. b. Turn the valve to the ON
position.
c. Air is in the gas hose. c. Wait 5 minutes before
relighting.
d. The processor control is faulty. d. Call a service technician.
e. The spark ignition module is
faulty. e. Call a service technician.
f. The gas solenoid is faulty. f. Call a service technician.
g. The electrode is faulty. g. Call a service technician.
h. The interface board is faulty. h. Call a service technician.
3. The burner lights but will not
stay lit. a. The electrode is faulty. a. Call a service technician.
b. Improper ground. b. Call a service technician.
4. The burner lights but the zone
is cool or overheats. a. The grill is out of calibration. a. Call a service technician.
b. The processor control is faulty. b. Call a service technician.
c. The thermocouple is faulty. c. Call a service technician.