What you will need to take into consideration, as a simple situation being the pressure switch at the lower end of the cost and the worst situation is that you may have multiple faults. He keeps parts of the house unheated and still pays more than me in my toasty house live in the same town. I was recently out of town for 9 days. Total cost of ownership must include the cost of servicing the boiler not just installation and utility expenses. Verify thermister values by referencing chart in this manual.
Condensate back-ups create steam which suffocates the flame, throws off rectification, or in the worst cases, soaks the refractory plates, causing the spark to ground out instead of sparking. Check thermister reading on supply thermister. I am a one person company and the manufacturers call me from time to time to go repair their units. All pumps are shown with isolation flanges and integral flow check valves. Any help is greatly apprreciated. Frankly, I don't have much respect for people who can't replace a clothes-dryer drive belt or change their car's oil.
Press the reset key to clear the fault and resume operation. F10 Loss of Flame Signal — The boiler will relight 4 times before the control goes into this lockout condition. And, that means it can take a while to diagnose the exact problem with the boiler. The minimum pipe size for connecting a Munchkin boiler shall be 1. F03 Interrupted or Shorted Return Inlet Thermister.
F05 Supply Outlet Temperature exceeds 230°F. F02 Interrupted or Shorted Supply Outlet Thermister. It runs during the day, but fails at night. Assure that there is adequate flow through the boiler by accessing the status menu and assuring that there is less than a 50°F rise from the return thermister to the supply thermister. If there is a spark but no flame, check the gas supply to the heater. Eliminate your problems by not buying one!! E13 Combustion Fan Speed Low.
Munchkin differ- ential — 2. In the case of E00, E13, and E14 this error, if uncorrected, will go into a fault condition. Remedy — Check the Flame Rod, Spark electrode or Hot Surface Igniter to see if they are in good condition, then clean it with abrasive paper and re-ignite. F10 F10 This code appears if the flame is going out while the burner is on and this happens more then 4 times in one heat demand. External Parameter memory corrupted Remedy — Call Factory for further assistance F32 F32 Parameter memory write error. One of our neighbors had to essentially rebuild his entire home because it failed; the pipes froze, and then leaked profusely when things warmed up.
First check the circulators to see if they are working. We live in Colorado and on several occasions in the dead of winter - January we have gone without heat or hot water. Check the combustion air fan wiring. If the condensate is plugged and combustion chamber is sooted up, this could be the result of the fuel to air mixture either being operated too high or too low for incomplete combustion. Issues: leak in hot water heater circuit from boiler - new water heater; new boards; didn't drain and corroded burner,box, and ceramic tiles, new thermocouple, new circuit motor.
Assure that there is adequate flow through the boiler by accessing the status menu and assuring that there is less than a 50°F rise from the return thermister to the supply thermister. If this is an existing installation with glycol in it, check the condition of the water pressure switch. The boiler venting must be readily accessible for visual inspection for the first three feet from the boiler. The blower is not able to have enough suction to pull the air switch closed. This is different to the regulator on the gas meter which simply allows a flow of gas to the boiler. Clean combustion chamber according to manual instructions on page 43.
Then press S2 key and adjust the fan speed to its highest setting. Assure that the vent is not blocked 2. F11 False Flame Signal The boiler will lock out if it senses a flame signal when there should be none present. Shut down the Munchkin Boiler by using the fol- lowing steps: a. F09 No flame detected The boiler will make three attempts at ignition before the control goes into this lockout condition. Monitor the gas pressure to the unit while in operation.
Our entire group of condos is rife with these types of problems. Make sure the connector is correctly connected to the gas valve. Throughout its history, the Munchkin boiler has endeavored to provide the most reliable, most cost effective, most advanced boiler available. As it is, we may end up buying a new furnace. If not intact replace target wall. Monitor the gas pressure to the unit while in operation. Determine if there is water flow through the heater.
I have a F2 Fault on Glow Worm Boiler what should I do? Replace the combustion air fan. Remedy — Let the Munchkin cool down, then manually push the reset button and see if the temperature increases to above 230 degrees. If there is no power to the gas valve, remove the valve and check for obstruction in the valve seat or replace the gas valve. Check the combustion air fan wiring. When properly installed and maintained, the Munchkin is hard to beat. We've had to have it fix at least once a year since we've gotten it.