User Manual
GAS-FIRED BOILER User Manual TABLE OF CONTENTS Product and Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,3 Service and Maintenance Munchkin Operation Primary Water Section I – Combustion Air – Prevention of Contamination. . . . . . . . . . . . . . . . . . . . . . . . 4 Potential Contaminating Products Areas likely to find these Products Section II – Maintenance Schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
User Manual GAS-FIRED BOILER PRODUCT AND SAFETY INFORMATION SPECIAL ATTENTION BOXES The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning the product. DEFINITIONS DANGER CAUTION DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
User Manual GAS-FIRED BOILER PRODUCT AND SAFETY INFORMATION (CONT’D) PRIMARY WATER WARNING User — Have this boiler serviced/inspected by a qualified service technician annually. • If you have an old system with cast iron radiators, thoroughly flush the system (without boiler connected) to remove sediment. The high-efficiency heat exchanger can be damaged by build-up or corrosion due to sediment. • Do not use petroleum-based cleaning or sealing compounds in boiler system.
User Manual GAS-FIRED BOILER SECTION I – COMBUSTION AIR – PREVENTION OF CONTAMINATION AREAS LIKELY TO FIND THESE PRODUCTS WARNING Products to avoid If the Munchkin combustion air inlet is located in any area likely to cause or contain contamination, or if products, which would contaminate the air cannot be removed, the combustion air must be re -piped and terminated to another location.
User Manual GAS-FIRED BOILER SECTION II – MAINTENANCE SCHEDULE (CONT’D) head using compressed air only. Once the maintenance items are completed, review the service with the owner. OWNER MAINTENANCE Periodically: • Check the area around the unit. • Check and remove any blockage from the combustion air inlet and ventilation openings. • Check the temperature/pressure gauge Monthly: • Check vent piping. • Check combustion air inlet piping. • Check the pressure relief valve.
User Manual GAS-FIRED BOILER SECTION III – MAINTENANCE PROCEDURES (CONT’D) be removed immediately or the combustion air intake must be relocated to another area. Check Combustion Air Inlets Verify that the unit’s vent termination and combustion air intake are clean and free of obstructions. Remove any debris on the air intake or flue exhaust openings.
User Manual GAS-FIRED BOILER SECTION III – MAINTENANCE PROCEDURES (CONT’D) 6-MONTH MAINTENANCE Check primary and gas piping 1. Remove the boiler cover and perform a gas leak inspection following Operating Instructions in Section IV. If gas odor or leak is detected, immediately shut down the unit following procedures on page 8. Call a qualified service technician. 2. Visually inspect for leaks around the internal boiler water connections and around the heat exchanger.
User Manual GAS-FIRED BOILER SECTION IV – OPERATIONS INSTRUCTIONS .FOR YOUR SAFETY READ BEFORE OPERATING. WARNING: If you do not follow these instructions exactly, a fire or explosion may result, causing property damage, personal injury or loss of life. A. This appliance does not have a pilot. It is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand. B. BEFORE OPERATING smell all around the appliance area for gas.
User Manual GAS-FIRED BOILER REPLACEMENT PARTS 5 6 2 3 1 5 13 12 17 16 15 14 4 7 11 18 19 8 21 9 20 22 10 23 43 24 42 25 35 40 36 34 37 38 41 39 33 T50M/T80M 32 29 27 23 25 T50M/T80M 28 30 31 26 REPLACEMENT PARTS Item # 1 9 Description Thermodisc Flue ECO 210 F Part # 7250P-089 Item # 22 Description Part # Nut M5 (Aluminum Elbow to Air Channel) 7250P-063 7250P-005 2 Steel Push Retainer (Thermodisc Flue ECO) 7250P-151 23 Gasket (Flame Rec.
User Manual GAS-FIRED BOILER REPLACEMENT PARTS (CONTINUED) 1 2 4 7 6 3 15 11 5 9 13 12 8 14 BOILER SWITCH 16 CONDENSATE OUTLET 17 18 19 10 20 21 22 23 24 T50M/T80M 26 28 27 T50M/T80M 25 REPLACEMENT PARTS Item # Description Part # Item # 15 Description Exhaust Vent Pipe - 2" PVC N/A 2 Pipe Coupling F3001 16 Hose Barb 1/4 x 10-32 (Blocked Vent Pressure Switch) 7250P-154 3 Exhaust Manifold Tube 7250P-444 17 O-Ring 007 (Blocked Vent Pressure Switch) 7250P-152 4 Air Inlet
User Manual GAS-FIRED BOILER REPLACEMENT PARTS (CONTINUED) 2 12 3 1 5 4 6 7 13 14 8 1 9 10 15 11 16 17 18 35 19 34 20 33 32 30 31 29 28 21 27 80M/140M/199M 25 24 23 26 19 22 REPLACEMENT PARTS Item # Description Part # 1 Thermistor 7250P-667 2 Thermodisc Flue ECO 210 F 7250P-089 3 Steel Push Retainer (Thermodisc Flue ECO) 4 5 Item # Description Part # 18 Air/Gas Channel 7250P-685 (80M) 7250P-151 19 Gasket (Flame Rec.
User Manual GAS-FIRED BOILER REPLACEMENT PARTS (CONTINUED) 1 2 6 8 7 9 3 11 10 16 12 13 4 BOILER SWITCH 5 CONDENSATE OUTLET 30 29 28 27 14 26 25 16 15 24 23 22 21 17 20 80M/140M/199M 19 18 REPLACEMENT PARTS Item # Description Part # Item # 16 Description Cabinet Latch and Gasket Kit (w/Screws) Part # 1 Blocked Vent Pressure Switch 7250P-150 2 Screws # 8 x 1/2" (Blocked Vent Pressure Switch) 7250P-133 7250P-668 (80M) 3 Low Voltage Wiring Harness (location) 7250P-700
User Manual GAS-FIRED BOILER REPLACEMENT PARTS (CONTINUED) 2 3 1 4 5 4 7 12 10 8 14 13 9 11 15 16 17 18 6 19 20 31 30 29 28 27 399M 26 25 24 21 23 19 22 REPLACEMENT PARTS Item # 1 Description Thermodisc Flue ECO 210 F Item # Description 7250P-089 16 Screws M5 x 14MM (Combustion Blower) Part # 7250P-478 2 Steel Push Retainer (Thermistor) 7250P-151 17 Gasket (Air/Gas Channel to Combustion Blower) 7500P-075 3 PVC Black Tubing 1/8 ID (Thermistor) 7250P-311 18 Air/Gas Chann
User Manual GAS-FIRED BOILER REPLACEMENT PARTS (CONTINUED) 1 29 30 2 31 4 6 3 5 7 9 14 11 10 8 28 27 BOILER SWITCH CONDENSATE OUTLET 26 25 12 13 14 24 22 23 21 20 15 19 399M 18 16 17 REPLACEMENT PARTS Item # Description Part # Item # 7250P-150 17 Description PVC Nipple Sch.
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