Ignition Lockout; Eco Switch Open - Rheem HE119-130LP Use And Care Manual

ECO/VENT
24
LINE
SWITCH
VAC
K1
COMB
BLOWER
K5
IGNITER
ELEMENT
CONTROL
HEALTH
ECO/VENT
24
LINE
SWITCH
VAC
K1
COMB
BLOWER
K5
IGNITER
ELEMENT
CONTROL
HEALTH
K3 K4
PRESSURE
GAS
GAS
SWITCH
VALVE
VALVE
RLY 2
RLY 1
GAS
VALVE
K1
K5
CONTROL
K3
ELECTRONICS
K4
WATER
TEMPERATURE
K3 K4
PRESSURE
GAS
GAS
SWITCH
VALVE
VALVE
RLY 2
RLY 1
GAS
VALVE
K1
K5
CONTROL
K3
ELECTRONICS
K4
WATER
TEMPERATURE

IGNITION LOCKOUT

Gas Valve LED Flashing
This condition results from a failure to establish burner ignition
after three successive trials. In such cases:
First - Investigate the possible cause and remedy any
observations.
Second - Momentarily press the red button on the display panel
to reset the lockout condition.
Third - Confirm the proper appliance operation.
POSSIBLE CAUSE
1. Burner ground wire broken
or corroded.
2. Connectors unplugged.
3. Flame probe faulty.
4. Gas shut off.
5. Clogged gas valve.
6. Faulty gas valve.
7. Defective control.
8. Burner improperly adjusted.
9. Dirty burner.
10. Improper line connection.
11. Insufficient flame current.
NOTE:
The flame current (flame rectification) is monitored by pressing
the blue button to the left of the LEDs during the heat cycle or
when the gas valve LED is illuminated. The 3-segment LED
display will show the actual flame curent. The expected flame
current draw is 4.0 to 5.1 micro-amps.

ECO SWITCH OPEN

ECO LED Flashing
POSSIBLE CAUSE
1. Temperature probe is
unplugged.
2. Temperature probe wiring
damaged.
3. Water in tank is too hot.
ECO is tripped.
4. Low water cutoff device is
tripped.
19
REMEDY
1. Check wire and connection
at burner.
2. Check connectors.
3. Replace flame probe.
4. Turn on gas supply
5. Replace gas valve.
6. Replace gas valve.
7. Replace control.
8. Adjust burner.
9. Clean burner.
10. Verify green LED on the-
control board is illuminated
when power is applied.
11. Montior flame current.
See note below.
REMEDY
1. Check connectors.
2. Repair wiring.
3. Normal condition when
water temperature exceeds
safety limit. Alow tank to cool
or admit cold water into tank.
Manually reset the control.
Determine cause for overtemp
condition.
4. Make sure tank is full of
water.