Whirlpool EDP/EDN manual

Installation, Operation and Maintenance Instructions Installation, Operation and Maintenance Instructions for Endurance EBP Series Modulating Combination Boiler (natural or propane gas) EDP Series Modulating Hydronic Boiler (natural or propane gas) EDN Series Modulating Boiler , non ferrous (natural or propane gas) 30-418D W ARNING If the informati[...]

Page 2 LAARS HEATING SYSTEMS T ABLE OF CONTENTS SECTION 1. General Information 1A. Introduction ................................................... 3 1B. Codes and Standards ................................... 3 1C. Unpacking the Appliance .............................. 4 1D. Locating the Appliance .................................. 4 1E. Clearance[...]

Endurance Page 3 SECTION 1. General Information 1A . Introduction EBP - This appliance is a low pressure, direct vent, hot water boiler that provides priority domestic hot water on demand as well as hydronic space heating system. The unit has a twenty gallon tank which holds boiler water (and is not domestic water storage). The boiler water is kept[...]

Page 4 LAARS HEATING SYSTEMS 2. The CSA standard C22.1 “Canadian Electrical Code - Part 1” and local codes. All vent installations must be made in accordance with: 1. Part 7, Venting of Equipment of the National Fuel Gas Code, ANSI 223.1 latest edition, or applicable provisions of the local building codes or 2. CAN/CGA B149. When required by th[...]

Endurance Page 5 Figure 4. Part number 2400-326 for vent installations which require adjustable height and horizontal run. This kit provides vertical and horizontal lengths of pipe from 2' to 3½' (0.6 to 1.1m). To adapt 2400-278 (vent terminal extension) remove 3" screen section of telescoping piece. Companion section will directly [...]

Page 6 LAARS HEATING SYSTEMS Figure 6. Part number 2400-360 provides the required venting materials for concentric through-the-roof vents. It allows for a vertical vent, straight off the top of the unit, from 2 to 7 feet (0.6 to 2.1m). Figure 5. Part number 2400-328 provides all of the required venting materials for appliance installations that req[...]

Endurance Page 7 When appliances are used, the concentric vent terminals must be at least 12" apart, edge-to-edge (see Figure "term"). Do not locate the vent terminal where blockage by snow is a possibility, or where flue products could strike against building materials and cause degradation. If the vent terminal location chosen is l[...]

Page 8 LAARS HEATING SYSTEMS Figure 11. Non-Concentric Combustion Air Source. (6.5 sq. cm) per 1,000 BTU/hr (293W) boiler input, but not be less than 100 square inches (645.2 sq. cm). These openings shall freely connect with areas having adequate infiltration from outside. 3. When all air is provided from outdoors, the confined space shall be provi[...]

Endurance Page 9 1. Run gas supply line in accordance with all applicable codes. 2. Locate and install manual shutoff valves in accordance with state and local requirements. 3. Install drip leg, ground joint union and drip cap to trap sediment and for test gauge access. 4. Support all piping with proper hangers. 5. All threaded joints should be coa[...]

Page 10 LAARS HEATING SYSTEMS WARNING Failure to install a hot water tempering (mixing) valve (12) creates a scalding hazard with potential for serious bodily injury. Some brands of tempering (mixing) valves are not designed as anti-scald valves. Where domestic water is supplying multiple apartments or large whirlpool tubs, additional storage tank [...]

Endurance Page 11 Figure 15. Hydronic Piping EDP/EBP with Zone Valves. Figure 16. Piping, Single EDP/EBP Boiler for Multiple Temperature Systems. Figure 17. Piping, Model “EDP/EDN” for Radiant Floor.[...]

Page 12 LAARS HEATING SYSTEMS or zone circulators) in the same manner as any other residential boiler. Caution The EBP/EDP appliance must not be direct connected to a heating system utilizing oxygen permeable tubing (see warranty). Provide a water to water heat exchanger between systems to prevent corrosion of tank or other components. Non-toxic he[...]

Endurance Page 13 Figure 20. Single Zone With Room Thermostat (internal pump provides system flow). Figure 21. Single Zone with Added Circulator(s) and Room Thermostat(s). ENDURANCE FIELD WIRING BOX ENDURANCE FIELD WIRING BOX 4C. Water Quality and Treatment Water quality control is steadily increasing in importance in view of the use of modern regu[...]

Page 14 LAARS HEATING SYSTEMS Figure 23. Multiple Zones with Three Wire Zone Valves (Requires Isolation Relay). Figure 24. Multiple Zones with Circulators and Room Thermostats. NOTE: This wiring is NOT the same as shown by valve manufacturer. 4. Multi zone/Multi-relay-circulator Installations: Multiple circulators must not exceed 5 amps total when [...]

Endurance Page 15 4. This appliance is equipped with an ignition device which automatically lights the burner. Do not try to light the burner by hand. 5. Remove control access panel, and top front cover. 6. Turn gas shutoff valve clockwise to “off”. Handle will be horizontal, do not force. 7. Wait five (5) minutes to clear out any gas. If you t[...]

Page 16 LAARS HEATING SYSTEMS Commande de gaz multifonctions V alve de fermeture du gaz 6. Faites tourner la valve de fermeture du gaz dans le sens des aiguilles d’une montre et mettez-la à «off». La poignée sera horizontale. N’employez pas de force. 7. Attendez cinq (5) minutes afin que le gaz se dissipe. Si vous croyez sentir une odeur de[...]

Endurance Page 17 the flame of a match or candle, or smoke from a cigarette, cigar or pipe. 6. After it has been determined that each appliance remaining connected to the common venting system properly vents, when tested as outlined above, return doors, windows, exhaust fans, fireplace dampers and any other gas burning appliance to their previous c[...]

Page 18 LAARS HEATING SYSTEMS d’obstruction, d’étranglement, de fuite, de corrosion et autres défaillances qui pourraient présenter des risques. 3. Dans la mesure du possible, fermer toutes les portes et les fenêtres du bâtiment et toutes les portes entre l’espace, où les appareils tojours raccordés et les autres espaces du bâtiment. [...]

Endurance Page 19 The appliance will attempt to ignite three times, if ignition is not successful, the appliance will lock out and display [ LO ]. Ignition reset is done by pressing the reset button on top of the control panel. EBP models will then operate to heat the transfer tank. 7. EBP ONLY: Turn on a hot water tap. This puts the appliance in t[...]

Page 20 LAARS HEATING SYSTEMS storage vessel to reduce boiler cycling on small output heating zones and to provide additional heat for domestic hot water through the domestic hot water (DHW) plate heat exchanger. If a tank change is necessary, access to the tank is possible by removing the jacket’s lower front panel. This is done by removing the [...]

Endurance Page 21 jacket, remove the four (4) long screws that secure the top and bottom pans. Remove the air vent and the top pan. Remove the insulation retainer and the coil cover insulation. Clean the boiler coil with a wire brush and vacuum debris from the combustion chamber (avoid hitting the ignitor or the flame sensor with the brush or vacuu[...]

Page 22 LAARS HEATING SYSTEMS 4. 10 seconds after establishing combustion and proof of flame ( via the flame rod signal to ground ), the ignitor will be de-energized and the burner will modulate to high fire for maximum output. 5. The [MC] should indicate a rapid rise in temperature to 150º F (1-2 min. duration). During this period the thermostati[...]

Endurance Page 23 POWER UP F AUL T TREE[...]

Page 24 LAARS HEATING SYSTEMS IGNITION F AUL T TREE[...]

Endurance Page 25 SP ACE HEA TING F AUL T TREE[...]

Page 26 LAARS HEATING SYSTEMS DOMESTIC HOT W A TER F AUL T TREE (EBP ONL Y)[...]

Endurance Page 27 BOILER TEMPERA TURE F AUL T TREE[...]

Page 28 LAARS HEATING SYSTEMS (2) poor flame sensor signal, (3) inadequate gas supply, (4) ignitor failure, (5) blocked or contaminated air source. 1. Poor Combustion: Poor combustion should be suspected if there is a strong flue gas odor. The odor may result from either an improper gas/air ration (high or low CO 2 ) or contamination of the combust[...]

Endurance Page 29 Figure 31. EDP/EDN Wiring Diagram. Caution Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after operation servicing. ATTENTION Au moment de l’entretien des commandes, étiquetez tous les fils avant de les débrancher. Les erreurs d[...]

Page 30 LAARS HEATING SYSTEMS Figure 32. EBP Wiring Diagram. Caution Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after operation servicing. ATTENTION Au moment de l’entretien des commandes, étiquetez tous les fils avant de les débrancher. Les e[...]

Endurance Page 31 observe the offset pressure at startup and after 20 seconds. The pressure will be ~ -2 in. w.c. at startup (during prepurge) and should become less negative (-0.1 in. w.c.) when the gas valve opens and gas flow starts. If the pressure remains at ~ -2 in. w.c. throughout the cycle replace the gas valve. 4. Ignitor failure: If the b[...]

Page 32 LAARS HEATING SYSTEMS Gas valve regulation problems can also cause delayed ignitions. See “Gas valve calibration”. Incorrect gas orifice – Check orifice size. A defective burner can cause a delayed ignition during operation or at shutdown. If the gas supply pressure is proper the gas valve is functioning properly and the gas orifice i[...]

Endurance Page 33 flowing through the DHW heat exchanger and therefor the DHW will not be heated. To test the switch, place a temporary jumper across the back of the connector on the PCB (see wiring diagrams for connector location). If the internal pump operates and there is DHW generated then the water flow switch is faulty and must be replaced. N[...]

Page 34 LAARS HEATING SYSTEMS SECTION 1 1. Parts Identification Description Part Number 1. PAN, COMBUSTION CHAMBER T0P 2400-502 2. PAN, COMBUSTION CHAMBER BOTTOM 2400-504 3. INSULATION, COIL COVER 2400-506 4. INSULATION, BOILER COIL 2400-508 5. COIL, BOILER, EBP/EDP/EDN 110 (ASSY.) 2400-510 6. COIL, BOILER, EBP/EDP/EDN 175 (ASSY.) 2400-512 7. GASKE[...]

Endurance Page 35 Model EBP Boiler Drain[...]

As an Energy Star® Partner, Laars has determined that this product meets the Energy Star® guidelines for energy efficiency. P.O. Box 310  Lynnfield, MA 01940  Phone: 781-961-1660  Fax: 781-334-2541[...]