Manuel d'utilisation / d'entretien du produit 51-211 du fabricant Lochinvar
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WBII-I-O Rev I Installation & Operation Manual Models: 51 - 211 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 through specially designed coils for maximum heat transfer, while providing protection against flue gas corrosion.
Installation & Operation Manual 11 17 19 23 10 28 Front View 16 32 20 29 31 3 13 14 7 27 8 6 Left Side (inside unit) 2 25 24 5 4 26 22 18 1 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.
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.
TOP 6" MI NIMUM LEFT 24" SERVICE 0" MINI MUM FRONT 24" SER VICE 6" MI NIMUM BOTTOM 24" SERVICE 0" MINIMUM 1/4" MINIMUM CLEARANC E AROUN D HOT WA TER PIPES 1&quo.
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.’s 1-1 and 1-2.
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 13 2 Prepare boiler (continued) F ASTENERS APPROPRIA TE FOR WALL TYPE QTY : 4 MOUNTING BRACKET (F ACTORY SUPPLIED) WALL : W OOD OR MET AL STUDS ON 16" CENTERS -OR- MASONRY / POURED CONC RETE Figure 2-4 Mounting the Boiler Figure 2-3 Installing Propane Orifice 13.
3 General venting 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 more details Direct venting options - Si.
15 Installation & Operation Manual 3 General venting (continued) 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.
3 General venting 16 Installation & Operation Manual Requirements for installation in Canada 1. Installations must be made with a vent pipe system certified to ULC-S636. IPEX is an approved vent manufacturer in Canada supplying vent material listed to ULC-S636.
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 If the boiler combustion air inlet is located in a laundry room or pool facility, for example, these areas will always contain hazardous contaminants.
19 3 General venting (continued) 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.
20 3 General venting 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 Figure 3-9 Near Boiler Stainless Steel Venting 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 1.
4 Sidewall direct venting (continued) Vent/air termination – sidewall AL TERNATE VENTING ARRANGEMENT (IF SP ACE PERMITS) BIRD SCREEN 12” MIN 12” MIN 15” MAX COUPLING TO BOILER INT AKE AIR CONN.
4 Sidewall direct venting 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.
All vent pipes and air inlets must terminate at the same height to avoid possibility of severe personal injury, death, or substantial property damage. Multiple vent/air terminations 1. When terminating multiple Knight wall mount boilers terminate each vent/air connection as described in this manual (FIG.
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 - 3" or #CVK3008 - 2"). Both combustion air and vent pipes must attach to the termination kit.
4 Sidewall direct venting (continued) Sidewall termination – optional concentric vent models Figure 4-8 Concentric Vent Dimensional Drawing 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.
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 Follow instructions below when determining vent location to avoid possibility of severe personal injury, death or substantial property damage.
5 Vertical direct venting Vent/air termination – vertical Multiple vent/air terminations 1. When terminating multiple Knight wall mount boilers, terminate each vent/air connection as described in this manual (FIG.
5 Vertical direct venting (continued) Vertical termination – optional concentric vent Description and usage Lochinvar offers an optional concentric combustion air and vent pipe termination kit. Both combustion air and vent pipes must attach to the termination kit.
32 Installation & Operation Manual 5 Vertical direct venting Vertical termination – optional concentric vent Figure 5-6 Concentric Vent Roof Installation Ensure termination height is above the roof surface or anticipated snow level (12 inches in U.
Installation & Operation Manual 5 Vertical direct venting (continued) Alternate vertical concentric venting This appliance may be installed with a concentric vent arrangement where the vent pipe is routed through an existing unused venting system; or by using the existing unused venting system as a chase for vent and combustion air routing.
Installation & Operation Manual Figure 5-10 Existing Vent as a Chase FLUE EXHAUST AIR INLET FLUE OUTLET EX ISTING CAP SEAL SEAL 5 Vertical direct venting Existing vent as a chase Follow all existing termination and clearance requirements and allowable pipe lengths.
Installation & Operation Manual 35 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 36 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 37 Near boiler piping connections VENT AIR Y- S T R A I N E R (RECOMMENDED) DOMESTIC HOT WATER PUMP CONDENSATE DRAIN SYSTEM PUMP BOILER PUMP F R O MS Y ST E M T O S.
Installation & Operation Manual 38 6 Hydronic piping 6 Figure 6-2 Pressure Drop vs. Flow - Models 51 - 211 20°F Temperature Rise Applications Model GPM FT/HD Minimum Pipe Size Pump Grundfos TACO B & G Armstrong 51 5.1 11 1" UPS26-99F 0011 NRF-36 E7 81 7.
6 Hydronic piping (continued) It is required that near boiler piping systems utilize Primary/Secondary configurations as shown in FIG.’s 6-3 through 6-10 only. The use of other near boiler piping configurations could result in improper building and system flow rates leading to inadvertent boiler high limit shutdowns and poor system performance.
40 Installation & Operation Manual BOILER INDIRE CT DHW T AN K DOM ESTIC HOT WA TER CIRCULA TOR BACKFLOW PREVENTER PRESSURE REDUCING V AL VE PRESSURE GAUGE ANTI-SCAL D MIXING V A L VE COLD WAT E R.
41 Installation & Operation Manual INDIRE CT DHW T AN K BACKFLOW PREVENTER PRESSURE REDUCING V A L VE PRESSURE GAUGE ANTI-SCAL D MIXING V A L VE AIR SEP ARA TOR EXP ANSION TA N K BALL V AL VE (TYPICAL ) DRAIN P OINT (TYPICAL ) MAKE UP WAT E R ZONE CI RCULA TORS (TYPICA L) FLOW CHECK VA L V E (TYPICAL ) NOT TO EXCEED 4 PI PE DI A OR MAX.
42 Installation & Operation Manual 6 Hydronic piping BOILER INDIRE CT DHW T ANK ANTI-SCALD MIXING VALV E COLD WATE R IN TEMPERATURE / PRESSURE GAUGE AIR SEPARATO R BALL VALVE (TYPICAL) UNION (TYPI.
6 Hydronic piping (continued) DOMESTIC HOT WATER CIRCULATOR ANTI-SCALD MIXING VALVE COLD WATE R IN AIR SEPARATOR BALL VALVE (TYPICAL) DRAIN POINT (TYPICAL) MAK E UP WAT ER HOT WATE R OUT BOILER CIRCUL.
6 Hydronic piping Figure 6-7 Multiple Boilers - Multiple Temperatures with DHW Piped as a Zone DOMESTIC H OT W ATER CIRCULATOR ANTI-SCALD MIXING V ALV E COLD WATE R IN AIR SEPARATOR BALL VALVE (TYPICA.
Installation & Operation Manual 45 6 Hydronic piping (continued) BOILER INDIRECT DHW T ANK DOMESTIC HOT WA TE R CIRCULA TOR ANTI-SCALD MIXING V A L VE COLD WAT E R IN TEMPERA TURE / PRESSURE GAUGE.
Installation & Operation Manual 46 6 Hydronic piping INDIRE CT DHW T AN K BACKFLOW PREVENTER PRESSURE REDUCING V AL VE PRESSURE GAUGE ANTI-SCAL D MIXING V A L VE TEMPERA TURE / PRESSURE GAUGE AIR .
Installation & Operation Manual 47 BOILER INDIRE CT DHW T AN K DOMESTIC HOT WA TER CIRCULA TOR BACKFLOW PREVENTER PRESSURE REDUCING V AL VE PRESSURE GAUGE ANTI-SCAL D MIXING V A L VE COLD WAT E R .
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. MANUAL SHUTOFF V AL V E (FIELD SUPPLIED) UNION DRIP LEG GAS SUPPL Y Figure 7-1 Gas Supply Piping 2.
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. Check boiler rating plate to determine which fuel the boiler is set for.
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.
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. Wiring must be N.
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 Room Thermostat 1 terminals.
55 Installation & Operation Manual 8 Field wiring (continued) HEA T/LOOP DEMAND HEA T/LOOP DEMAND HEA T/LOOP DEMAND HEA T/LOOP DEMAND HEA T/LOOP DEMAND HEA T/LOOP DEMAND 1 2 3 Figure 8-4 Low Volta.
56 Installation & Operation Manual 9 Condensate disposal Condensate drain 1. This boiler is a high efficiency appliance that produces condensate. 2.
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. Hardness less than 7 grains 1.
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, page 60 for proper steps to start boiler.
10 Start-up Figure 10-2 Operating Instructions 60 Installation & Operation Manual.
61 Installation & Operation Manual 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 69). 5. Locate the pinhole button below the RESET button on the display board (FIG.
62 Installation & Operation Manual 10 Start-up Set domestic hot water (DHW) operation Verify DHW mode There are two (2) modes of operation for DHW. In Normal Mode, when a DHW demand begins, the control will start the DHW pump, turn off the boiler pump (if running), and modulate to bring the outlet temperature to the DHW boiler set point.
63 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.
64 Installation & Operation Manual 11 Operating information Temperature control Modulation The Knight wall mount boiler is capable of modulating its firing rate from a minimum of 20% to a maximum of 100%. The firing rate is dictated by the call for heat (i.
65 Installation & Operation Manual 11 Operating information (continued) 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.
66 Installation & Operation Manual 11 Operating information 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.
67 Installation & Operation Manual 11 Operating information (continued) 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).
68 Installation & Operation Manual 11 Operating information Sequence of operation (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.
69 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.
70 Installation & Operation Manual 11 Operating information 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.
71 Installation & Operation Manual 11 Operating information (continued) 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 72 11 Operating information 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 73 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 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 76 12 Maintenance 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. 2. A lower flame signal may indicate a fouled or damaged flame sense electrode.
Installation & Operation Manual 77 12 Maintenance (continued) Oiled bearing circulators 1. The circulator shipped with the Knight wall mount boiler is water-lubricated. No oiling is required. 2. Check other circulators in the system. Oil any circulators requiring oil, following circulator manufacturer’s instructions.
Installation & Operation Manual 78 13 Diagrams BOX DEPICTS OPTIONAL ITEMS LADDER DIAG RAM LBL201 48 REV D 120 VAC 24 VAC 120VAC TERMINAL STRIP 120V SUPPLY "L" ON / OFF SW ITCH X1- 6 F2 N.
Installation & Operation Manual 79 X1- 7 ON/OFF SW ITCH 1 2 3 4 5 G R R W R T W BK Y BL BLO WE R -T HIGH LIMIT SENSOR S1b OPERATING SENSOR S1a INLET SENSOR S2 FLUE SENSO R S3a FLUE SENSOR S3 b INT.
Revision A (ECO #C05747) initial release. Reflects the new model numbers for the Knight Wall Mount upgrade. Revision B (ECO #C0 6188) reflects updates made to the ladder and wiring diagrams (ECO #C06158). Revision C (ECO #C06234) reflects changes made to the Service Reminder feature.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Lochinvar 51-211 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Lochinvar 51-211 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Lochinvar 51-211, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Lochinvar 51-211 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Lochinvar 51-211, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Lochinvar 51-211.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Lochinvar 51-211. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Lochinvar 51-211 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
