Manuale d’uso / di manutenzione del prodotto WH 55-399 del fabbricante Lochinvar
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WH-I-O Rev H Installation & Operation Manual Models: WH 55 - 399 This manual must only be used by a qualified heating installer / service technician. Read all instructions, including this manual and the Knight Wall Mount Service Manual, before installing.
2 Hazard definitions 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 life of the product.
Installation & Operation Manual Please read before proceeding Installer – Read all instructions, including this manual and the Knight Wall Mount Service Manual, before installing. Perform steps in the order given. User – This manual is for use only by a qualified heating installer/ service technician.
Installation & Operation Manual 4 The Knight Wall Mount Boiler - How it works... 1. Stainless steel heat exchanger Allows system water to flow around specially designed tubes for maximum heat transfer, while providing protection against flue gas corrosion.
Installation & Operation Manual 17 11 28 22 10 Front View IMG00161 11 17 4 3 24 2 6 8 7 26 1 33 Left Side (inside unit) IMG00162 27 23 28 16 19 31 30 18 25 5 33 Right Side (inside unit) The Knight Wall Mount Boiler - How it works.
6 Installation & Operation Manual Ratings Notes: 1. As an Energy Star Partner, Lochinvar has determined that Knight wall mount boilers meet the Energy Star guidelines for energy efficiency. 2. The ratings are based on standard test procedures prescribed by the United States Department of Energy.
Installation & Operation Manual The Knight wall mount boiler gas manifold and controls met safe lighting and other performance criteria when the boiler underwent tests specified in ANSI Z21.
1/4" MIN IMUM CL EARANCE AROUND HOT W A TE R PIPE S 1" M INI MUM C LE ARA NCE A ROUND VENT PIP E OPEN FRONT LEFT 0" MINIMUM RIGHT 0" MIN IMUM FRONT 6" MIN IMUM BOTTOM 0" .
Installation & Operation Manual Provide air openings to room: Knight wall mount boiler alone in boiler room 1. No air ventilation openings into the boiler room are needed when clearances around the Knight wall mount boiler are at least equal to the SERVICE clearances shown in FIG.
Products to avoid: Spray cans containing chloro/fluorocarbons Permanent wave solutions Chlorinated waxes/cleaners Chlorine-based swimming pool chemicals Calcium chloride used for thawing Sodium chlori.
When removing a boiler from existing common vent system: Do not install the Knight wall mount boiler into a common vent with any other appliance. This will cause flue gas spillage or appliance malfunction, resulting in possible severe personal injury, death, or substantial property damage.
Installation & Operation Manual 2 Prepare boiler 12 Remove boiler from wood pallet 1. After removing the outer shipping carton from the boiler, remove the parts box. 2. To remove the boiler from the pallet: a. Remove the two (2) lag bolts securing the bottom of the unit to the pallet.
Installation & Operation Manual 2 Prepare boiler (continued) FASTENERS APPROPRIATE FOR W ALL TYPE QTY: 4 MOUNTING BRACKET (FACTORY SUPPLIED) WA L L: W OOD OR MET AL STUDS ON 16" CENTERS -OR- MASONRY / POUR ED CONCRETE Figure 2-4 Mounting the Boiler VENTURI GAS VALVE GROMMET BRASS ORIFICE SCREWS Figure 2-3 Installing Propane Orifice 13.
3 General venting 14 Installation & Operation Manual Figure 3-1 Two-Pipe Sidewall Termination - See page 22 for more details Figure 3-2 PVC/CPVC Concentric Sidewall Termination - See page 26 for m.
15 Installation & Operation Manual 3 General venting This appliance requires a special venting system. Use only approved stainless steel, PVC, CPVC or polypropylene pipe and fittings listed in Tables 3D, 3E, and 3G for vent pipe, and fittings. Failure to comply could result in severe personal injury, death, or substantial property damage.
3 General venting Installation & Operation Manual 16 Model 2" Max Vent/ Air 3" Max Vent/ Air 4" Max Vent/ Air 55 *80 feet 100 feet N/A 85 *50 feet 100 feet N/A 110 *40 feet 100 feet N/A 155 N/A 100 feet N/A 199 N/A 100 feet N/A 285 N/A *50 feet 100 feet 399 N/A N/A 100 feet Requirements for installation in Canada 1.
17 Installation & Operation Manual 3 General venting (continued) Materials Air inlet pipe materials: The air inlet pipe(s) must be sealed. Choose acceptable combustion air inlet pipe materials fro.
3 General venting 18 Installation & Operation Manual Air contamination Pool and laundry products and common household and hobby products often contain fluorine or chlorine compounds. When these chemicals pass through the boiler, they can form strong acids.
3 General venting (continued) 19 Installation & Operation Manual Installing vent and air piping Use only cleaners, primers, and solvents that are approved for the materials which are joined together. NOTICE 1. Work from the boiler to vent or air termination.
3 General venting 20 Installation & Operation Manual The installer must use a specific vent starter adapter at the flue collar connection. The adapter is supplied by the vent manufacturer to adapt to its vent system. See Table 3F for approved vent adapters.
21 3 General venting (continued) Installation & Operation Manual Table 3H Approved Stainless Steel (S.S.) Terminations and Adapters The installer must use a specific vent starter adapter at the flue collar connection, supplied by the vent manufacturer to adapt to its vent system.
4 Sidewall direct venting Vent/air termination – sidewall TO BOILER INT AKE AIR CONNECTION FROM BOILER VENT PIPE CONNECTION TERMINA TION PLA TE BIRD SCREEN GRADE OR SNOW LINE 12” MIN BIRD SCREEN 12” MIN 15” MAX Do not exceed the maximum lengths of the outside vent piping shown in FIG.
Vent/air termination – sidewall 23 Installation & Operation Manual AL TERNA TE VENTING ARRANGEMENT (IF SP ACE PERMITS) BIRD SCREEN 12” MIN 12” MIN 15” MAX COUPLING TO BOILER INT AKE AIR CO.
4 Sidewall direct venting 24 Installation & Operation Manual VENT PIPING GAL V ANIZED THIMBLE VENT CAP AIR PIPING WALL PLA TE VENT PLA TE VENT AIR CENTERLINE WIDTH Figure 4-4A PVC/CPVC Sidewall Termination Assembly Prepare wall penetrations 1.
4 Sidewall direct venting (continued) 25 Installation & Operation Manual 12" MIN. BETWEEN EDGE OF AIR INLET AND ADJACENT VENT OUTLET VENT / AIR TERMINA TION VENT AIR Figure 4-5A Multiple Vent.
4 Sidewall direct venting Sidewall termination – optional concentric vent Description and usage Lochinvar offers optional concentric combustion air and vent pipe termination kits (Factory Kit #CVK3003 for 3" diameter - models 155 - 199, #CVK3008 for 2" diameter - models 55 - 110, or #CVK3007 for 4" diameter - models 285 - 399).
4 Sidewall direct venting (continued) Sidewall termination – optional concentric vent models Figure 4-9 2" and 3" Concentric Vent Dimensional Drawing (reference Table 3D on page 19) Instea.
28 Installation & Operation Manual 4 Sidewall direct venting Sidewall termination – optional concentric vent Multiventing sidewall terminations When two (2) or more direct vent appliances are vented near each other, each appliance must be individually vented (see FIG.
5 Vertical direct venting Vent/air termination – vertical AL TERNA TE INT AKE LOCA TIONS: INT AKE PIPES MA Y BE LOCA TED ANYWHERE WITHIN 24” OF VENT PIPE BIRD SCREEN (TYPICAL) COUPLING (FIELD SUPPLIED) VENT OUTLET 12” MINIMUM ABOVE AIR INLET 6” MINIMUM ABOVE ROOF / SNOW LINE VENT COMBUSTION AIR 8.
5 Vertical direct venting 3. Space the air and vent holes to provide the minimum spacing shown in FIG. 5-1A, page 29. 4. Follow all local codes for isolation of vent pipe when passing through floors, ceilings, and roofs. 5. Provide flashing and sealing boots sized for the vent pipe and air pipe.
5 Vertical direct venting (continued) Instead of cementing the smaller pipe to the rain cap, a field supplied stainless steel screw may be used to secure the two (2) components together when field disassembly is desired for cleaning (see FIG. 4-9, page 27).
32 Installation & Operation Manual Alternate vertical concentric venting Vent / Air Inlet Size Minimum Existing Vent / Chase Size 2" 4" 3" 5" 4" 7" Table 5A Alternate Vertical Concentric Vent / Chase Sizes Figure 5-8 Concentric Vent Example 1 12” MIN.
Installation & Operation Manual 33 6 Hydronic piping System water piping methods The Knight wall mount is designed to function in a closed loop pressurized system not less than 12 psi. A temperature and pressure gauge is included to monitor system pressure and outlet temperature and should be located on the boiler outlet.
Installation & Operation Manual 34 6 Hydronic piping Near boiler piping components 1. Boiler system piping: Boiler system piping MUST be sized per the pipe requirements listed in Table 6A. Reducing the pipe size can restrict the flow rate through the boiler, causing inadvertent high limit shutdowns and poor system performance.
Installation & Operation Manual 35 Near boiler piping connections AIR Y-STRAINER (RECOMMENDED) DOMESTIC HOT W A TER PUMP CONDENSAT E DRAIN SYSTEM PUMP BOILER PUMP F R O MS Y S T E M T O S Y S T E .
Installation & Operation Manual 36 6 Hydronic piping -0 .5 0 0.00 0.50 1.00 1.50 2.00 2.50 3.00 02468 1 0 1 2 1 4 FT/HD FLOW 55 85 0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 0 2 4 6 8 1 01 21 41 61 82 0 FT/HD FLOW 110 155 0.00 0.20 0.40 0.60 0.
6 Hydronic piping (continued) It is recommended that near boiler piping systems utilize Primary/Secondary configurations as shown in FIG.’s 6-3 through 6-9 only.
38 Installation & Operation Manual BOILER INDIRECT DHW TAN K DOMESTIC HOT WATER CIRCULAT OR BACKFLOW PREVENTER PRESSURE REDUCING VA LVE PRESSURE GAUGE ANTI-SCALD MIXING VA LVE COLD WATE R IN TEMPE.
39 Installation & Operation Manual BOILER INDIRECT DHW TANK DOMESTIC HOT W A TER CIRCULAT OR ANTI-SCALD MIXING VA LVE COLD WAT ER IN TEMPERATUR E / PRESSURE GAUGE AIR SEPARATO R BALL VALVE (TYPICA.
40 Installation & Operation Manual 6 Hydronic piping BOILER INDIRE CT DHW TAN K DOMESTIC HOT WA TER CIRCULAT OR BACKFLOW PREVENTER PRESSURE REDUCING VA LVE PRESSURE GAUGE ANTI-SCALD MIXING VALVE C.
6 Hydronic piping (continued) INDIRE CT DHW T AN K BACKFLOW PREVENTER PRESSURE REDUCING VALVE PRESSURE GAUGE ANTI-SCALD MIXING V AL VE TEMPERATURE / PRESSURE GAUGE AIR SEPARATOR EXPANSIO N TANK BALL V.
6 Hydronic piping Figure 6-7 Multiple Boilers - Single Temperature Zoned with Circulators - DHW Priority INDIRE CT DHW TANK BACKFLOW PREVENTER PRESSURE REDUCING VAL VE PRESSURE GAUGE ANTI-SCALD MIXING.
Installation & Operation Manual 43 6 Hydronic piping (continued) BOILER INDIRE CT DHW TANK DOMESTIC HOT WATER CIRCULATOR ANTI-SCALD MIXING VAL VE COLD WATE R IN TEMPERATUR E / PRESSURE GAUGE AIR S.
Installation & Operation Manual 44 6 Hydronic piping DOMESTIC HOT W ATER CIRCULATOR ANTI-SCALD MIXING V ALV E COLD WATE R IN AIR SEPARATOR BALL VALVE (TYPICAL) DRAIN POINT (TYPICAL) MA KE UP WATER.
Installation & Operation Manual 45 BOILER INDIRECT DHW TANK DOMESTIC HOT WA TER CIRCULATOR ANTI-SCALD MIXING VAL VE COLD WATE R IN TEMPERATURE / PRESSURE GAUGE AIR SEPARATOR BALL VALVE (TYPICAL) U.
Installation & Operation Manual 46 BOILER INDIRECT DHW TANK ANTI-SCALD MIXING VAL VE COLD WATE R IN TEMPERATUR E / PRESSURE GAUGE AIR SEPARATOR BALL VALVE (TYPICAL) UNION (TYPICAL) PRESSURE RELIEF.
Installation & Operation Manual 47 BOILER INDIRE CT DHW TANK DOMESTIC HOT WATER CIRCULATOR BACKFLOW PREVENTER PRESSURE REDUCING VAL VE PRESSURE GAUGE ANTI-SCALD MIXING VA LVE COLD WATE R IN TEMPER.
48 Installation & Operation Manual 7 Gas connections Connecting gas supply piping 1. Remove the front access panel and refer to FIG. 7-1 to pipe gas to the boiler. a. Install a field supplied sediment trap / drip leg upstream of the boiler gas controls.
49 Installation & Operation Manual 7 Gas connections (continued) Failure to apply pipe sealing compound as detailed in this manual can result in severe personal injury, death, or substantial property damage. Knight wall mount boilers are typically shipped ready to fire on natural gas.
50 Installation & Operation Manual 7 Gas connections Nominal Iron Pipe Size (Inches) Natural Gas Pipe Capacity Chart Length of Pipe in Straight Feet for 1/2 PSI 10 20 30 40 50 60 70 80 90 100 125 .
51 Installation & Operation Manual 7 Gas connections (continued) WARNING When re-tightening the set screw, be sure to tighten securely to prevent gas leaks.
52 Installation & Operation Manual 8 Field wiring ELECTRICAL SHOCK HAZARD – For your safety, turn off electrical power supply before making any electrical connections to avoid possible electric shock hazard. Failure to do so can cause severe personal injury or death.
53 Installation & Operation Manual 8 Field wiring (continued) Thermostat 1. Connect the room thermostat or end switch (isolated contact only) to heat/loop demand 1, 2, or 3, as shown in FIG.
54 Installation & Operation Manual 8 Field wiring Boiler management system 1. An external control may be connected to control either the firing rate or the set point of the boiler. If the external control uses a set of contacts to enable the boiler, connect the contacts to the Heat/Loop Demand 1 terminals.
55 Installation & Operation Manual 8 Field wiring (continued) Figure 8-4 Low Voltage Field Wiring Connections LOUVER RELAY TANK THERMOSTAT HEAT / LOOP DEMAND 3 SYSTEM SU PPLY SENSOR BUILDIN G MANA.
56 Installation & Operation Manual 9 Condensate disposal Condensate drain 1. This boiler is a high efficiency appliance that produces condensate. 2. The bottom of the boiler has a 1 1/4 inch pipe for connection of the condensate trap (FIG. 9-1). 3.
57 Installation & Operation Manual 10 Start-up Check/control water chemistry Do not use petroleum-based cleaning or sealing compounds in the boiler system. Damage to elastomer seals and gaskets in the system could occur, resulting in substantial property damage.
58 Installation & Operation Manual 10 Start-up Check for gas leaks Before starting the boiler, and during initial operation, smell near the floor and around the boiler for gas odorant or any unusual odor. Remove the front access panel and smell the interior of the boiler enclosure.
59 Installation & Operation Manual 10 Start-up (continued) Final checks before starting the boiler Read the Knight Wall Mount Service Manual to familiarize yourself with SMART SYSTEM control module operation. Read this manual, pages 60 and 61 for proper steps to start boiler.
60 Installation & Operation Manual 10 Start-up o Figure 10-2 Operating Instructions - Models 55 - 285.
Installation & Operation Manual 61 10 Start-up (continued) Figure 10-3 Operating Instructions - Model 399.
Installation & Operation Manual 10 Start-up 62 Please note that the brackets ([]) denote screen status. NOTICE 4. Place the boiler into the active position by pressing the RIGHT SELECT [ON] key (FIG. 11-1, page 70). 5. Locate the pinhole button below the RESET button on the display board (FIG.
63 Installation & Operation Manual 10 Start-up (continued) Set domestic hot water (DHW) operation Verify DHW mode There are two (2) modes of operation for DHW.
Installation & Operation Manual 11 Operating information General How the boiler operates The Knight wall mount boiler uses an advanced stainless steel heat exchanger and electronic control module that allows fully condensing operation. The blower pulls in air and pushes flue products out of the boiler through the heat exchanger and flue piping.
65 Installation & Operation Manual 11 Operating information (continued) Ramp delay For systems with lower flow, the SMART SYSTEM can limit the firing rate (when enabled) when a space heating call for heat starts, or when switching from a DHW call for heat to a space heating call for heat.
66 Installation & Operation Manual 11 Operating information Monitor external limits Connections are provided on the connection board for external limits such as flow switch, low water cutoff, gas pressure switches, and a louver proving switch.
67 Installation & Operation Manual 11 Operating information (continued) DHW, Night Setback, and Ramp Delay operation with cascade For Normal Mode DHW operation any boiler(s) in the Cascade can be selected to provide heat for a DHW call. Select a boiler to be designated as the DHW boiler.
68 Installation & Operation Manual 11 Operating information Sequence of operation OPERATION DISPLAY 1. Upon a call for heat, the gas pressure switch(es) must be closed. 2. Once the gas pressure switch(es) are closed, the control turns on the appropriate pumps (system and boiler pumps for space heating, DHW pump for DHW).
69 Installation & Operation Manual 11 Operating information (continued) Access modes User The user can adjust space heating and tank target temperatures by pressing the NAVIGATION dial when “ SETPOINTS” is flashing at the bottom of the display.
70 Installation & Operation Manual Knight wall mount boiler control module NA VIGA TION DIAL Figure 11-1 Control Panel Use the control panel (FIG. 11-1) to set temperatures, operating conditions, and monitor boiler operation.
71 Installation & Operation Manual 11 Operating information (continued) Status Display Screens Section Display Description A (Boiler Status Bar) STANDBY The unit has not received a call for heat from a remote thermostat nor has it received a call for heat from a DHW thermostat.
72 Installation & Operation Manual 11 Operating information Status Display Screens (cont’d) Section Display Description C (Operational Information) SYSTEM: The temperature read by the system supply sensor (if connected). TANK: The temperature read by the tank sensor (if connected).
Installation & Operation Manual 73 11 Operating information (continued) Status Display Screens (cont’d) Section Display Description D (LEFT SELECT key function) MENU Press and hold the LEFT SELECT key for 5 seconds to enter the Menu Screen. EXIT Press the LEFT SELECT key to exit the current screen or setting.
Installation & Operation Manual 74 Maintenance and annual startup Table 12A Service and Maintenance Schedules Service technician (see the following pages for instructions) General: • Address rep.
Installation & Operation Manual 12 Maintenance (continued) Follow the Service and maintenance procedures given throughout this manual and in component literature shipped with the boiler. Failure to perform the service and maintenance could result in damage to the boiler or system.
Installation & Operation Manual Check expansion tank 1. Expansion tanks provide space for water to move in and out as the heating system water expands due to temperature increase or contracts as the water cools. Tanks may be open, closed or diaphragm or bladder type.
Installation & Operation Manual 77 12 Maintenance (continued) BURNER BURNER GASKET INSULATION, BURNER DOOR GASKET, BURNER PLAT E BURNER PLAT E Figure 12-2 Burner Assembly Check flame signal 1. At high fire the flame signal shown on the display should be at least 10 microamps.
Installation & Operation Manual 78 13 Diagrams BOX DEPI CTS OPTION AL ITEMS LADDER DIAGRAM LBL20170 REV D 120 VAC 24 VAC 120VAC TERMINA L S TRIP 120V SUPPLY "L" ON / O FF SWITCH X1-6 F2 NEUTRAL INTEGRA TED CONTROL X2-1 GAS VA LVE GAS VA LVE RELAY X5-7 X5-16 X5-8 X5-15 1 2 4 5 3.
Installation & Operation Manual X1 -7 ON/OFF SW ITCH 1 2 3 4 5 G R R W R T W BK Y BL BLOWE R -T HIGH LI MIT SENSOR S1b OPERATI NG SENSOR S1a INLET SENSOR S2 FLUE SE NSOR S3a FLUE SE NSOR S3b INTEG.
Revision A (ECO #C06854) initial release. Revision B (ECO #C08222) reflects the changes to the water pipe clearances from 1" to a 1/4" (ECR #R04077), pages 7, 8, and 33 and changes made to the service clearances (left side) from 24" to 12" (ECR R04002).
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Lochinvar WH 55-399 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Lochinvar WH 55-399 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lochinvar WH 55-399 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lochinvar WH 55-399 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lochinvar WH 55-399, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Lochinvar WH 55-399.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lochinvar WH 55-399. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lochinvar WH 55-399 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
