ECR Dunkirk PVWB Series, Manual

21

EQUIPMENT AND OPTIONAL ACCESSORIES - WHAT THEY DO

SERVICE HINTS

You may avoid inconvenience and service calls by checking these points before you call for service. 

!

CAUTION

WHAT TO DO IF YOU SMELL GAS

Do not try to light any appliance.

• 

Do not touch any electrical switch; do 

• 

not use any phone in your building.
Immediately call your gas supplier 

• 

from a neighbor’s phone.  Follow gas 

supplier’s instructions. 

If you cannot reach your gas supplier, 

call the fi re department.

Possible Cause   

What to do

Thermostat is not set correctly Reset thermostat above room temperature
Burner is not operating properly Check fl ame. If it is yellow, the burner is not getting enough air.

    Or, 

if 

fl ame is blue and noisy and seems to lift off the burner, the

burner is getting too mush air. Contact your service technician.

No electric power to boiler 

Check over current protection. Check to be sure electric power 

    supply 

circuit 

is 

“ON”.

Controls out of  adjustment 

Reset according to instructions.

Radiators not heating   

Open radiator vents to excess air. Check fl ow control valve (if

used). It may be in closed position.

Circulating pump not running  Check over current protection. Check relay operation.
Poor electrical contact   

Check all control terminals and wire joints.

Rollout  switch blown 

Have your service technician check heat exchanged for blockage.

Replace rollout switch with exact replacement.

Spill switch blown  

Have your service technician check venting system and chimney  

for blockage, or down draft condition. Reset spill switch.

Vent damper not operating 

Consult troubleshooting guide in Effi kal manual, packaged with    

    vent 

damper.

Possible Cause   

What to do

Gas input amount is incorrect  Contact your service technician.

Possible Cause   

What to do

Dirt on seat 

Open valve manually. Allow water to run and clear valve seat.

Water logged expansion tank  Drain tank, see instructions.

IF YOUR SYSTEM IS NOT HEATING OR NOT GIVING ENOUGH HEAT . . .

IF BURNER IS NOISY . . .

RELIEF VALVE LEAKING . . .

HAVE YOUR SERVICE TECHNICIAN CHECK ANY PROBLEM YOU ARE UNABLE TO CORRECT.