Lochinvar ARMOR 151 Installation And Operation Manual Download Page 75

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Installation & Operation Manual

Summary of Contents for ARMOR 151

Page 1: ...NOT be installed in any location where gasoline or flammable vapors are likely to be present WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use...

Page 2: ...Piping 18 PVC CPVC Vent Piping Materials 18 Requirements for Installation in Canada 18 Installing Vent or Air Piping 18 PVC CPVC Air Intake Vent Connections 19 Air Inlet Pipe Materials 20 Stainless S...

Page 3: ...The possible damage to a flooded appliance can be extensive and present numerous safety hazards Any appliance that has been under water must be replaced When calling or writing about the water heater...

Page 4: ...water from the tank to the heat exchanger 15 Gas connection pipe Threaded pipe connection This pipe should be connected to the incoming gas supply for the purpose of delivering gas to the water heate...

Page 5: ...ear View Model 286 10 2 1 25 17 30 23 34 29 8 7 28 19 37 36 20 Left Side inside unit Model 286 The Armor Water Heater How it works continued Left Side inside unit Models 151 200 Models 151 200 23 8 10...

Page 6: ...01 Left Side inside unit Models 601 801 18 29 9 13 14 6 11 27 33 22 31 32 15 Models 400 501 17 30 2 35 3 21 19 4 8 7 28 36 20 34 23 38 Rear View Models 400 501 Left Side inside unit Models 400 501 18...

Page 7: ...ut the operation given in this manual remains the same as the standard models A high altitude label as shown in FIG A is also affixed to the unit 4 The manual reset high limit provided with the Armor...

Page 8: ...ustible materials 2 Vent pipe at least 1 from combustible materials 3 See FIG s 1 1 and 1 2 on page 9 for other clearance minimums Clearances for service access 1 See FIG s 1 1 and 1 2 on page 9 for r...

Page 9: ...NING VENTILATING AIR OPENING 0 RIGHT 12 LEFT 14 REAR 6 FRONT AREA OF EACH OPENING 645 SQ MM PER 1000 BTU PER HOUR INPUT WITH A MINIMUM O F64516 SQ MM Figure 1 1 Closet Installation Minimum Required Cl...

Page 10: ...el Gas Code ANSI Z223 1 and or CAN CGA B149 Installation Code Appliances located in residential garages and in adjacent spaces that open to the garage and are not part of the living space of a dwellin...

Page 11: ...e 3B must be used at the flue collar connection Size To ensure proper pipe size is in place see Table 3D Check to see that this size is used throughout the vent system Manufacturer For a stainless ste...

Page 12: ...tem are located and other spaces of the building Turn on clothes dryers and any appliance not connected to the common venting system Turn on any exhaust fans such as range hoods and bathroom exhausts...

Page 13: ...ze Models 151 400 Table 2A The 501 801 Models do not require an orifice installation for propane operation but they will require a valve adjustment Models 151 286 1 Remove the top and front access cov...

Page 14: ...left side of the unit in the lower left corner 9 Replace the top and front access covers DANGER Armor 400 Inspect the O ring when the blower is disassembled The O ring must be in good condition and mu...

Page 15: ...01 Model one and a half 1 1 2 turns on the 701 Model and one turn on the 801 Model see FIG 2 5 4 UseacombustionanalyzertoverifyCO2 iswithintherange of 9 6 10 5 If not adjust the screw counterclockwise...

Page 16: ...pe Sidewall Termination See page 24 for more details Figure 3 2 Stainless Steel Two Pipe Sidewall Termination See page 25 for more details Direct venting options Sidewall Vent Figure 3 3 PVC CPVC Conc...

Page 17: ...ge 31 for more details Direct venting options Vertical Vent Figure 3 6 PVC CPVC Concentric Vertical Termination Models 151 601 Only See page 33 for more details Direct venting options Vertical Vent Si...

Page 18: ...ic vent installations the inner vent tube must be replaced with field supplied certified vent material to comply with this requirement 4 The 3 Concentric Vent Kit available from Lochinvar see Section...

Page 19: ...must be supported per the National Building Code Section 305 Table 305 4 or as local codes dictate 3 CPVC PIPE SUPPLIED WITH WATER HEATER MUST BE USED FOR VENT CONNECTION NOTE CPVC VENT PIPE AND VENT...

Page 20: ...crews or pop rivets Apply Aluminum Foil Duct Tape or silicone sealant to all screws or rivets installed in the vent pipe d Ensure that the air inlet pipes are properly supported The PVC CPVC or ABS ai...

Page 21: ...eter is used Consult a Heat Fab representative for questions The stainless steel venting option is only available in 3 vent diameters Table 3C Stainless Steel Vent Termination Kit s Model Kit Number 7...

Page 22: ...er Heater Stainless Steel Venting Models 286 601 Minimum Maximum allowable combustion air and vent piping lengths are as follows CombustionAir 12 equivalent feet minimum 100 equivalent feet maximum Ve...

Page 23: ...to another location per this manual Optional room air Commercial applications utilizing the Armor water heater may be installed with a single pipe carrying the flue products to the outside while using...

Page 24: ...e on building surfaces or plants d Avoid possibility of accidental contact of flue products with people or pets e Do not locate the terminations where wind eddies could affect performance or cause rec...

Page 25: ...VENT AIR TERMINATION 12 MIN 12 MIN 12 MIN Figure 4 3A Clearance to Gravity Air Inlets 12 305 MM MIN 15 381 MM MAX 12 305 MM MIN FROM BOILER VENT PIPE CONNECTION TO BOILER INTAKE AIR CONNECTION BIRD SC...

Page 26: ...enetration a Cut a hole for the vent pipe For either combustible or noncombustible construction size the vent pipe hole with at least a 1 2 inch clearance around the vent pipe outer diameter 4 inch ho...

Page 27: ...nces required by CSA B149 1 Installation Code 3 The air inlet of a Armor water heater is part of a direct vent connection It is not classified as a forced air intake with regard to spacing from adjace...

Page 28: ...ow in FIG 4 7 Field supplied pipe and fittings are required to complete the installation The required combustion vent pipe materials are listed in Table 3A on page 19 of this manual Figure 4 7 Concent...

Page 29: ...fitting and pipe assembly through the structure s hole Do not allow insulation or other materials to accumulate inside the pipe assembly when installing through the hole 7 Install the rain cap and sm...

Page 30: ...that vent terminations be made as shown to avoid recirculation of flue gases VENT COMBUSTION AIR 12 MINIMUM Figure 4 14 Concentric Vent and Combustion Air Termination Figure 4 13 Concentric Vent Side...

Page 31: ...f the coupling must be at least 1 foot above the air intake When the vent termination uses a rain cap as illustrated in FIG 5 1B maintain at least 36 914 mm above the air inlet The air inlet pipe and...

Page 32: ...ot above the air intake When the vent termination uses a rain cap as illustrated in FIG 5 1B maintain at least 36 914 mm above the air inlet The air inlet pipe and vent pipe can be located in any desi...

Page 33: ...disassembly is desired for cleaning see FIG 4 12 page 29 When using the alternate screw assembly method drill a clearance hole in the rain cap and a pilot hole in the vent pipe for the screw size bein...

Page 34: ...he concentric vent termination connections Multiventing vertical terminations When two 2 or more direct vent appliances are vented near each other each appliance must be individually vented see FIG 5...

Page 35: ...ection to the appropriate example Installation must comply with local requirements and with the National Fuel Gas Code The maximum allowable equivalent vent and air intake lengths for this venting arr...

Page 36: ...able pipe lengths Use only approved venting materials listed in the General Venting Section of this manual Figure 5 10 Existing Vent as a Chase FLUE EXHAUST FLUE OUTLET EXISTING CAP SEAL SEAL AIR INLE...

Page 37: ...CH PADDLE TEE WITH 1 FITTING ON TOP CLOSE NIPPLE TEE WITH 3 4 FITTING ON TOP For Example If using a 1 1 4 inch pipe size Models AWN151 AWN200 select paddle 1 6 Install the assembled flow switch into t...

Page 38: ...potable water with a hardness of 5 to 25 grains per gallon and total dissolved solids not exceeding 350 ppm The required temperature rise and the standard circulating pump are sized based on the heati...

Page 39: ...TURE BUILDING RETURN 180 HOT WATER SUPPLY MIXING VALVE Y STRAINER RECOMMENDED NOTICE Please note that these illustrations are meant to show system piping concept only the installer is responsible for...

Page 40: ...ingle Heater Single Tank NOTICE Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detailing required by local codes T...

Page 41: ...Figure 6 6 Single Heater Double Tank NOTICE Please note that these illustrations are meant to show system piping concept only the installer is responsible for all equipment and detailing required by...

Page 42: ...1 2 2 1 2 3 3 4 286 2 2 1 2 2 1 2 3 3 4 4 400 2 1 2 3 3 1 2 4 4 5 5 501 3 3 1 2 4 5 5 5 6 601 3 3 1 2 4 5 5 5 6 701 3 4 5 5 6 6 6 801 3 4 5 6 6 6 6 NOTICE Please note that these illustrations are mea...

Page 43: ...concept only the installer is responsible for all equipment and detailing required by local codes Model Number of Units 2 3 4 5 6 7 8 Required Pipe Sizes in NPT 151 1 1 2 2 2 2 2 1 2 3 3 200 1 1 2 2...

Page 44: ...ater and its gas connection for leaks a The appliance must be disconnected from the gas supply piping system during any pressure testing of that system at a test pressure in excess of 1 2 PSIG 3 5 kPa...

Page 45: ...hes w c with gas flowing verify during water heater startup 2 Install 100 lockup gas pressure regulator in supply line if inlet pressure can exceed 14 inches w c at any time Adjust lockup regulator fo...

Page 46: ...n FIG s 7 6 thru 7 9 on page 47 4 Slowly turn on the gas supply at the field installed manual gas valve WARNING 5 Turn the power switch to the ON position 6 Adjust the temperature set point on the con...

Page 47: ...W ONE 1 FULL TURN AND PLACE THE MANOMETER TUBING OVER THE PRESSURE TAP Figure 7 8 Inlet Gas Supply Check Model 501 DO NOT adjust or attempt to measure gas valve outlet pressure The gas valve is factor...

Page 48: ...recommended as required by the code see FIG 8 1 3 The DHW water heater pump is shipped loose on all Armor models Wire the water heater pump as shown in FIG 8 1 4 The Armor water heater is capable of c...

Page 49: ...al to the firing rate of the water heater This may be used by a BMS system to monitor the actual rate of the water heater ModBus When the optional ModBus interface module is installed the RS 485 ModBu...

Page 50: ...or must be installed The tank sensor should be wired to the low voltage connection board at the terminals marked for the tank sensor see FIG 8 3 The Leader control will use the water temperature at th...

Page 51: ...inued 24VAC LOUVER RELAY COIL FLOW SWITCH TANK SENSOR BUILDING MANAGEMENT SYSTEM LOUVER PROVING SWITCH COM NO LOW WATER CUTOFF TANK THERMOSTAT SHIELD SHIELD TO NEXT HEATER A B A B FROM PREVIOUS HEATER...

Page 52: ...er authority PVC and CPVC pipe must comply with ASTM D1785 or D2845 Cement and primer must comply with ASME D2564 or F493 For Canada use CSA or ULC certified PVC or CPVC pipe fittings and cement 8 A c...

Page 53: ...d result in damage to the valve causing potential severe personal injury death or substantial property damage PVC TEE ASSEMBLY FACTORY SUPPLIED TO FLOOR DRAIN 2 PVC CAP WITH BLOCKED DRAIN SWITCH RETAI...

Page 54: ...interfere with circulation and cause heat distribution problems and noise Check vent piping and air piping 1 Check for gastight seal at every connection seam of air piping and vent piping Venting sys...

Page 55: ...art has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water OPERATING...

Page 56: ...Installation Operation Manual 56 10 Start up Figure 10 3 Operating Instructions Models 400 801...

Page 57: ...e manual shutoff valve reset the control and return to Service Mode 9 Turn the main power off to the water heater and replace the flue temperature sensor into the flue pipe connection 10 Place the wat...

Page 58: ...the brackets denote screen status NOTICE Please note that the brackets denote screen status NOTICE When installed in a Cascade system the individual controls must be programmed for cascade operation...

Page 59: ...mperature is monitored by the water heater outlet temperature sensor When the outlet temperature exceeds 185 F the unit will reduce the fan speed If the outlet water temperature exceeds 195 F the cont...

Page 60: ...heater firing and firing rate to achieve a target temperature The target temperature can be set between 60 F and 190 F 11 Operating information 1 Turn ON the main power to the water heater by placing...

Page 61: ...er water heater receives a call for heat from a tank sensor BMS or Modbus the control will determine what the set point will be A fixed temperature set point can be programmed into the control See pag...

Page 62: ...art another prepurge cycle and try to light the burner again On the 501 and larger models the control will lock out if this second attempt also fails On the 400 and smaller models the control will per...

Page 63: ...l Panel Use the control panel FIG 11 1 to set temperatures operating conditions and monitor water heater operation 11 Operating information continued The information on the bottom of the display shows...

Page 64: ...burner The unit has fired and is running at the displayed percentage POSTPURGE The call for heat has been satisfied and the unit runs the fan for an additional 10 seconds to clear the combustion cham...

Page 65: ...DHW PUMP The status of the DHW pump output BMS VOLTAGE The voltage received from a BMS system BLR PUMP OUTPUT The speed signal sent to a variable speed water heater pump in percent RATE OUTPUT A 0 10V...

Page 66: ...ated by the cursor Pressing the NAVIGATION dial will display the Set Points Screen Turning the NAVIGATION dial will move the cursor up or down Turning the NAVIGATION dial will increase or decrease the...

Page 67: ...tions Perform start up checkout and performance verification per Section 10 of this manual Flame inspection stable uniform Flame signal at least 10 microamps at high fire Clean the heat exchanger if f...

Page 68: ...manual and the Armor Water Heater Service Manual Inspect water heater interior 1 Remove the front access cover and inspect the interior of the water heater 2 Vacuum any sediment from inside the water...

Page 69: ...result in unsafe pressure buildup which can result in severe personal injury death or substantial property damage Following installation the valve lever must be operated AT LEAST ONCE A YEAR to ensure...

Page 70: ...extension s refractory cover and detailed instructions see Table 12B Heat Exchanger Cleaning Kits 1 Shut down water heater Follow the To Turn Off Gas to Appliance instructions for the water heater in...

Page 71: ...Rear Refractory Cover MSC20083 Nylon 4 Wheel Brush MSC20084 3mm Allen Wrench MSC20086 1 4 x 24 Drill Extension 501 801 KIT30064 CTN20005 Rear Refractory Cover MSC20083 Nylon 4 Wheel Brush MSC20085 1...

Page 72: ...NSOR X5 4 X5 12 X5 5 X5 13 X5 14 X5 6 0 10V RATE OUT IN MODBUS A B SHIELD SHIELD CN6 X6 CN8 1 X6 1 CN8 2 X6 2 CN8 3 X6 3 X4 1 X9 2 X4 2 X9 1 X4 3 X9 3 PC INTERFACE S2 S1a S1b S3a S3b 16 17 19 20 21 22...

Page 73: ...ith wire having same wire gauge AWG and rated for a minimum of 105 C Exceptions Replacement high vo ltage spark lead and ribbon cables must be purchased from the factory Use of a non approved spark le...

Page 74: ...Notes Installation Operation Manual 74...

Page 75: ...75 Notes Installation Operation Manual...

Page 76: ...the Ratings Page page 7 Revision C ECO C07575 changes made mixing valves to the piping diagrams on pages 39 43 changes made to the gas supply piping images on page 44 ECR R03740 the addition of the ro...

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