SIGLO V D.C Capital del imperio Chibcha (3 )
MARCO TEÓRICO
8. MARCO CONCEPTUAL
False Flame Signal – The boiler will lock out if it senses a flame signal when there should be none present.
1. Turn the gas off to the unit at the service valve. 2. If the flame signal is still present replace the flame rod.
3. If the flame signal is not present after turning off the gas supply, check the gas valve electrical connection.
4. 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.
5. Turn the gas on at the service valve after corrective action is taken. F13 Combustion Fan Speed Low – The boiler willlock out if it senses that the fan speed is less than
70% of expected for more than 60 seconds.
1. Check the combustion air fan wiring. 2. Replace the combustion air fan. 3. Replace the control board. F14 Combustion Fan Speed High – The boiler willlock out if the fan speed is more than 130% of
expected for more than 60 seconds.
1. Check the combustion air fan wiring. 2. Replace the combustion air fan. 3. Replace the control board. F18 Gas Valve Error
1. Make sure the connector is correctly connected to the gas valve. 2. Check the electrical wiring from the valve to the control board. 3. Replace the gas valve.
4. Replace control board.
F30 Watchdog Call factory for further assistance.
F31 Parameter Memory Call factory for further assistance. F32 Parameter Memory Write Error Call factory for further assistance. F33 Programming Error Call factory for further assistance.
Neutral Fault – Boiler locks out if it senses 1. Check for adequate supply voltage.
A. GENERAL (WITH BOILER IN USE)
General boiler observation can be performed by the owner. If any potential problems are found, a qualified installer or service technician/agency must be notified. 1. Remove any combustible materials, gasoline and
other flammable liquids and substances that generate flammable vapors from the area where the boiler is contained.
2. Observe general boiler conditions (unusual noises, vibrations, etc.)
3. Observe operating temperature and pressure on the combination gauge located in the supply piping on the left side of the boiler. Boiler pressure should never be higher than 5 psi below the rating shown on the safety relief valve (25 psig maximum for a 30 psig rating). Boiler temperature should never be higher than 240° F.
4. Check for water leaks in boiler and system piping. 5. Smell around the appliance area for gas. If you smell
gas, follow the procedure listed in the Lighting Operating Instructions to shut down appliance in Section 7, Start-Up Procedure Part B.
B. WEEKLY (WITH BOILER IN USE)
1. Flush float-type low-water cut-off (if used) to remove sediment from the float bowl as stated in the manufacturer’s instructions.
C. ANNUALLY (BEFORE START OF
HEATING SEASON)
1. Check boiler room floor drains for proper functioning.
2. Check function of the safety relief valve by performing the following test:
a. Check valve piping to determine that it is properly installed and supported.
b. Check boiler operating temperature and pressure. c. Lift the try lever on the safety relief valve to the
full open position and hold it for at least five
d. Release the try lever and allow the valve to close. If the valve leaks, operate the lever two or three times to clear the valve seat of foreign matter. It may take some time to determine if the valve has shut completely.
e. If the valve continues to leak, it must be replaced before the boiler is returned to operation.
f. Check that operating pressure and temperature
have returned to normal.
g. Check again to confirm that valve has closed completely and is not leaking.
3. Test low-water cut-off (if used) as described by the manufacturer.
4. Test limit as described in Section 7, Part C, “Check- Out Procedure”.
5. Test function of ignition system safety shut-off features as described in Section 7, Part C, “Check- Out Procedure”.
6. Remove the top/front jacket panel and inspect for any foreign debris that may have entered through air inlet vent.
7. Inspect burner for deterioration. Replace if necessary. 8. With boiler in operation check that condensate is
dripping from drain hose. Check for any restriction in condensate drain line.
a. CONDENSATE CLEANING INSTRUCTIONS: 1. Turn the thermostat down or off so the
Pinnacle will not cycle and then follow the steps below.
a. Close manual gas shutoff valve.
b. Disconnect the condensate piping from the outside connection (not from the Pinnacle) so flow can be observed.
9. MAINTENANCE
The following annual inspection must be performed by a qualified service technician.
CAUTION
When servicing or replacing components, be absolutely certain that the following conditions are met:
●
● Water, gas and electricity are off.
●
● The boiler is at room temperature.
●
● There is no pressure in the boiler.
DANGER
d. Disconnect the white, red, blue, and black connection from the Molex on the combustion blower. (Refer to Control Wiring Schematic, Figure 6.3.) This will cause the fan to run at 100% which will then blow out any sediment that has accumulated in the condensate line. (This process should only take a few minutes.) e. The unit should now be ready to restart. 2. Before restarting the Pinnacle follow the
steps below:
a. Reconnect the Molex connection and
unblock the vent. (IMPORTANT: MAKE
SURE EXHAUST VENT IS NO LONGER BLOCKED!)
b. Open the manual gas shutoff valve and reset the thermostats.
c. Observe the boiler function to make sure you see a condensate flow.
d. If you do not observe a condensate flow, repeat the above procedure.
3. If the problem is not corrected at this point, it is possible that there is a material deposit problem. Follow the Coil Cleaning instructions (Section b) included in this section to dissolve deposits and clean condensate line.
b. COMBUSTION CHAMBER COIL CLEANING INSTRUCTIONS
Before beginning this procedure, you must have on hand the following items:
– a nylon or brass brush (not steel)
– "Rydlyme" (recommended for best results) (available online www.rydlyme.com) or "CLR" (available at most hardware stores)
1. Shut the Pinnacle down by using the following steps:
a. Close the manual gas shutoff valve, shut down the unit and wait for the unit to be cool to the touch.
b. Disconnect the condensate piping from the outside connections (not from the Pinnacle side) so the flow can be observed. c. Remove the (4) screws on the 1/2" NPT
connector on the gas valve.
d. Remove the (6) 10mm nuts from the burner plate assembly to access the coils. e. Pull the entire burner plate assembly
towards you, while removing or pushing aside any wiring to allow the removal of the assembly.
2. Using a spray bottle filled with the
recommended product "Rydlyme" or "CLR", spray liberally on the coils, making sure the solution penetrates and funnels down through the condensate hose. If the condensate hose is blocked, let the chemical penetrate for at least 15 minutes or until it drains.
3. Use the nylon or brass brush (do not use steel) and scrub coils to remove any buildup, then vacuum the derbis from the coils. 4. Spray the coils with clear water, making sure
to confine the spray to the area being cleaned (try to avoid betting the back ceramic wall of the unit wet). Flush the combustion chamber with fresh water. At this point, the Pinnacle should be ready to power back up. 5. Before powering up the Pinnacle follow the
steps below:
a. Reinstall the burner assembly.
b. Replace the (6) 10mm nuts to the burner plate.
c. Reconnect the wiring.
d. Replace the (4) screws on the 1/2" NPT connector on the gas valve. Turn the gas
back on. (IMPORTANT: CHECK FOR
GAS LEAKS) It is extremely important to make sure the exhaust
vent is not longer blocked. Failure to do so may result in personal injury or death.
e. Reset thermostats (IMPORTANT: MAKE SURE EXHAUST VENT IS NO LONGER BLOCKED!)
f. Turn the Pinnacle back on** and observe
condensate flow.
g. Reconnect the condensate piping to the outside connection.
**NOTE: When firing the boiler the first few times you may experience some fluttering of the gas burner that may result in a flame lockout. This is normal and will require you to re-cycle the unit until this clears up. This is caused by water still present in the combustion chamber.
9. Inspect exhaust vent and air inlet vents for proper support and joint integrity. Repair as necessary. Refer to Section 5, VENTING.
10. Inspect exhaust vent and air inlet vent terminations for obstructions.
It is extremely important that you check for leaks when reconnecting the gas valve and make sure the exhaust vent is no longer blocked. Failure to do so may result in severe personal injury or death.
DANGER
Leaks in the vent system will cause products of combustion to enter structure (vent system operates under positive pressure).
WARNING
A. BOILER DIMENSIONS
1. Figure 10.1 shows the dimensions of the PI-T50 and PI-T80.
2. Figure 10.2 shows the dimensions of the PI-80, PI-140 and PI-199.
Boiler
Model Input Btu/hr
DOE Heating Capacity³ Btu/hr Net I=B=R Rating¹’² Btu/hr Seasonal Efficiency³ AFUE % Shipping Weight Lbs. PI-T50 18,000 to 50,000 16,000 to 46,000 40,000 92 58 PI-T80 19,000 to 80,000 17,000 to 74,000 64,000 92 58 PI-80 27,000 to 80,000 25,000 to 74,000 64,000 92 75 PI-140 46,000 to 140,000 43,000 to 129,000 112,000 92 101 PI-199 66,000 to 199,000 61,000 to 183,000 159,000 92 111 Boiler Model Fan Speed – RPM
High Fire Ignition Low Fire
PI-T50 3200 3000 1250
PI-T80 4700 3000 1200
PI-80 4600 4600 2000
PI-140 4300 2000 1400
PI-199 6000 3745 2100
Table 10.1: Boiler Ratings
Table 10.2: Combustion Air Fan Speed
1. Net I=B=R ratings are based on an allowance of 1.15.
2. Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as
intermittent system operation, extensive piping systems, etc.
3. Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) ratings are based on U.S. Government Testing.
Note: These values are subject to change without notice.
Boiler Model Supply & Return Conn. (NPT) Relief Valve Outlet (NPT) Gas Supply Conn. (NPT)
Air Inlet & Vent Conn. (Sch 40 PVC) Condensate Drain Pipe (NPT) PI-T50 1-1/4" 3/4" 3/4" 2" 3/4" PI-T80 1-1/4" 3/4" 3/4" 2" 3/4" PI-80 1-1/4" 3/4" 3/4" 3" 3/4" PI-140 1-1/4" 3/4" 3/4" 3" 3/4" PI-199 1-1/4" 3/4" 3/4" 3" 3/4"
REPAIR PARTS
A. ADVANTAGES OF THE P125 CONTROL
BOARD
1. Temperature displays in Fahrenheit or Celsius. 2. Improved troubleshooting by status display of:
a. Actual Supply and Return Temperatures b. Flame Signal
c. Fan Speed
3. Service Mode allows installers to manually control the firing rate for easy set up.
4. Available Software that allows the installer to access status information and fault history from a PC. 5. Optional Interface Module that allows the boiler to
be operated with a 0-10 volt analog input signal from a modulating controller (such as Tekmar 265, 263, and BTC MPA) for features such as:
a. Outdoor Reset Control.
b. Dual temperature set points for space heating and indirect hot water demands.
c. Modulating Sequencing for up to three boilers. The Pavilion 410 is an external control that allows the boiler to be controlled with a 0-5 volt analog input signal. An interface module is not necessary. The Pavilion 410 provides features a. and b. (above).