Outdoor Patio Heater
15
Operating Instructions and Owner’s Manual
Symptom
Possible Cause
Corrective Action
Backfire
1. Improper gas pressure entering the venturi tube.
2. Breakage of a ceramic tile and/or gasket.
3. Faulty sealing of the ceramic tile to the burner body.
4. Incorrect installation position.
1. Check pressure.
2. Replace damaged part.
3. Replace gasket.
4. Install correctly according to current codes.
Delayed ignition
1. Damaged electrode.
2. Low gas pressure.
3. Partially blocked orifice.
4. Improper orifice size.
5. Incorrect gas.
1. Refer to maintenance instructions and, if
necessary, replace it.
2. Refer to Gas Supply Installation Instructions.
3. Clean or replace gas orifice.
4. Refer to Table 1 and consult with
distributor.
5. See unit rating plate.
Low ceramic surface
temperature or excessive
rollout
1. Dirty or plugged burner ceramic tiles.
2. Partially blocked orifice.
3. Low inlet gas pressure.
4. High or low manifold gas pressure.
5. Foreign matter in venturi tube.
6. Excessive dark spots on burner.
7. Incorrect gas.
1. Refer to maintenance instructions.
2. Remove and clean.
3. Refer to Gas Supply Installation Instructions.
4. Adjust main valve regulator as specified in
Table 1.
5. Refer to maintenance instructions.
6. Refer to maintenance instructions.
7. See unit nameplate.
Gas odor
1. Loose pipe connection.
2. Incorrect closing of the screws of the in and out pressure
tap.
1. Check connections. Tighten as necessary.
2. Check the tightness of the screws of the in
and out pressure tap.
Heater cycles repeatedly
1. Heater located in drafty area.
2. Low gas pressure.
3. Defective flame electrode or circuit board.
1. Relocate or shield from draft.
2. Refer to Gas Supply Installation Instructions.
3. Replace electrode and/or circuit board.
No spark; no ignition
1. Lack of 24V incoming voltage.
2. Open high voltage wire.
3. Improper electrode gap.
4. Loose or open wire connection.
5. Poor or no equipment ground.
6. Unit in “safety lockout” mode.
7. Defective control module.
1. Check power supply.
2. Isolate and check resistance, replace if
open.
3. See Ignition System specifications.
4. Check all wires, tighten or replace.
5. Check all connections, provide positive
earth ground.
6. Interrupt power source and attempt to
restart.
7. Replace circuit board.
Heater lights, and “locks
out” after approximately
10 seconds
1. Poor or no equipment ground.
2. Polarity is reversed.
3. Low gas pressure.
4. Electrode not sensing.
5. Heater mounted at incorrect angle.
6. Defective control module.
1. Check all connections, provide positive
earth ground.
2. Correct wiring.
3. Refer to Gas Supply Installation Instructions.
4. Relocate or replace if electrode is defective.
5.
Ensure mounting angle is 0�- 30�.
6. Replace circuit board.
Spark is present. No main
gas operation. Unit “locks
out”
1. Gas valve in “OFF” position.
2. Defective gas valve.
3. Defective control module.
1. Turn gas valve to “ON” position.
2. Isolate and check for resistance, replace
if reading open.
3. Replace circuit board.
TROUBLESHOOTING GUIDE
# Of Flashes
LED DIAGNOSTIC CODES
AT ON
Normal Operation
2 FLASHES
Flame - No Call For Heat
3 FLASHES
Ignition Lockout
4 FLASHES
Control Fault
TABLE 6 Diagnostic Control Board
Summary of Contents for HSRP37GL
Page 16: ...Outdoor Patio Heater 16 Operating Instructions and Owner s Manual Electrical Diagram FIGURE 23...
Page 66: ...Chauffe terrasse pour l ext rieur 22 Mode d emploi et guide du propri taire NOTES...
Page 67: ...Chauffe terrasse pour l ext rieur 23 Mode d emploi et guide du propri taire NOTES...
