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A.O. Smith VB/VW 1500, 2000, Инструкция по эксплуатации

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36

LIGHTING AND OPERATING INSTRUCTIONS

Содержание VB/VW 1500, 2000

Страница 1: ...ur building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire department Installation and service mu...

Страница 2: ...45 Venting Maintenance 46 Heat Exchanger Preventive Maintenance 46 Tube Cleaning Procedure 46 Replacement Parts 46 LIMITED WARRANTY 43 TABLE OF CONTENTS 2 safe installation use and service 3 APPROVAL...

Страница 3: ...hazardous situation which if not avoided could result in property damage WARNING CAUTION CAUTION DANGER All safety messages will generally tell you about the type of hazard what can happen if you do...

Страница 4: ...etup and instructions before lighting Failure to implement the proper setup will result in improper and inefficient operation of the appliance resulting in production of increased levels of carbon mon...

Страница 5: ...hout water 4 Sooting If the boiler has been exposed to flooding it must be replaced LIQUEFIED PETROLEUM GAS MODELS Boilers for propane or liquefied petroleum gas LPG are different from natural gas mod...

Страница 6: ...d trademark of Allegheny Ludlum Corporation The installation must conform to all instructions contained in this manual and the local code authority having jurisdiction These should be carefully follow...

Страница 7: ...60hz and 30 amps TABLE 2 ROUGH IN DIMENSIONS Models VB VW 1500 VB VW 2000 Dimensions inches mm inches mm Flue Outlet Diameter 7 178 7 178 Air Intake Diameter 6 152 6 152 Water Inlet 2 5 inch NPT Water...

Страница 8: ...Igniter is a device that ignites the main burner see Figure 3 When 120 VAC is applied to the igniter suf fi cient heat is generated to ignite the main burner Although improvements have been made to s...

Страница 9: ...s to the gas valve during operation FLOW SWITCH The flow switch pictured in figure 6 activates when sufficient flow has been established Switch will not close when flow is restricted or is not present...

Страница 10: ...Temperature Probe allows a boiler to sense the actual water temperature inside the storage tank or hydronic heating loop The boiler will modulate its firing rate in response to the actual system tempe...

Страница 11: ...use type fusible plug cartridge or linkage T P relief valve should have a temperature rating of 210 F 99 C a pressure rating not exceeding lowest rated working pressure of any system compo nent and a...

Страница 12: ...far as is practical close all building doors and windows and all doors between the space in which the appliances remaining connected to the common venting system are located and other spaces of the bu...

Страница 13: ...zed louvers and grilles should be fixed in the open position FRESH AIR OPENINGS FOR CONFINED SPACES The following instructions should be used to calculate the size number and placement of openings pro...

Страница 14: ...wo permanent vertical ducts one commencing within 12 inches 300 mm of the top and one commencing within 12 inches 300 mm of the bottom of the enclosure The vertical ducts should communicate directly w...

Страница 15: ...into building or combustion air inlet to any other appliance 6 inches 15 cm for appliances up to 10 000 Btu hr 3 kW 12 inches 30 cm for appliances between 10 000 Btu hr 3 kW and 100 000 Btu hr 30kW 3...

Страница 16: ...let into building or combustion air inlet to any other appliance 6 inches 15 cm for appliances up to 10 000 Btu hr 3 kW 12 inches 30 cm for appliances between 10 000 Btu hr 3 kW and 100 000 Btu hr 30...

Страница 17: ...tion directly through an outside wall see Figure 11A 3 Horizontal Direct Vent using TWT to exhaust flue prod ucts and PVC piping to bring combus tion air to the boiler from the outside see Figures 12...

Страница 18: ...um of 6 feet 2 0m separation between the air intake and the exhaust terminals HORIZONTAL INSTALLATION REQUIREMENTS 1 The vent system must terminate with a AL 29 4C Vent Through the Wall Termination TW...

Страница 19: ...r parapet it must extend a minimum of 2 610mm above the wall or parapet Joints are not joined to show vent pipe orientation FIGURE 11 VERTICAL TERMINATION FIGURE 11A HORIZONTAL THROUGH THE WALL TERMIN...

Страница 20: ...ED CARBON MONOXIDE DETECTORS Each carbon monoxide detector as required in accordance with the above provisions should comply with NFPA 720 and be ANSI UL 2034 listed and CSA certified SIGNAGE A metal...

Страница 21: ...nt terminal NOTES If the exhaust vent terminal is within 10 3 0m of a wall or parapet it must extend a minimum of 2 610mm above the wall or parapet Joints are not joined to show vent pipe orientation...

Страница 22: ...R PARAPET ON SIDEWALL VENT INSTALLATION REFER TO 11A and 12 FOR SPACING SPECIFICATIONS FOR EXHAUST AND AIR INTAKE PIPE INSTALLATIONS CLEARANCES SUPPORT ETC REFER TO FIGURES 11 AND 11A VERTICAL AIR INT...

Страница 23: ...expansion tank as shown in Figure 13 The sizing of the expansion tank for a closed system is very important and is directly related to the total water volume of the system Refer to Systems and Equipme...

Страница 24: ...ee support phone number on the back of this manual to order the Quad Thermistor Probe On domestic hot water applications the Remote Temperature Probe or the optional Quad Thermistor Probe must be inst...

Страница 25: ...ugh improper testing of gas lines or emergency malfunction of supply system the gas valves must be checked for safe operation Make sure that the outside vents on supply regulators and the safety vent...

Страница 26: ...the three voltage tests below Refer to Figure 12D for these tests Confirm RMS voltage between H and GND 108 VAC minimum 132 VAC maximum N and H 108 VAC minimum 132 VAC maximum N and GND 1 VAC maximum...

Страница 27: ...8 000 12 636 000 11 700 000 11 232 000 10 452 000 9 360 000 8 580 000 7 800 000 7 176 000 kW 10 508 7 219 5 848 4 980 4 432 4 021 3 701 3 427 3 290 3 061 2 741 2 513 2 284 2 102 Table 7 Suggested Pipe...

Страница 28: ...NE BOILER PRIMARY SECONDARY HYDRONIC PIPING SYSTEM LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP REMOTE TEMPERATURE PROBE DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE...

Страница 29: ...NK RECOVERY SYSTEM ONE TEMPERATURE LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP REMOTE TEMPERATURE PROBE DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE WATER FLOW SWITC...

Страница 30: ...STORAGE TANK RECOVERY SYSTEM ONE TEMPERATURE LEGEND TEMPERATURE PRESSURE RELIEF VALVE PRESSURE RELIEF VALVE CIRCULATING PUMP REMOTE TEMPERATURE PROBE DRAIN FULL PORT BALL VALVE TEMPERATURE GAGE WATER...

Страница 31: ...DB F7 3 AMP FUSE PDB F3 7 5 AMP FUSE MCB II F1 24VDC GENERATION MCB II R K6 RELAY COIL MCB II MR HIGH LIMIT FLOW SWITCH LWCO SWITCH OPTIONAL LOW GAS SWITCH HIGH GAS SWITCH OPTIONAL EXTERNAL ENABLE OPT...

Страница 32: ...ed 7 Must be ON low gas switch always used 8 Spare n a 9 Spare n a 10 Spare n a MCB II DETAIL B DIP SWITCH SW2 FUNCTIONS ON IS POS ITION AWAY FR OM BOAR D S E DGE 1 Spare not used 2 High gas switch ON...

Страница 33: ...AL LEGEND 120VAC WIRING LOW VOLTAGE WIRING CAT 5 COMM CABLE AVAILABLE OPTION NOTE1 IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE APPLIANCE MUST BE REPLACED REPLACE WITH EQUIVALNET GAUGE WIRE INSULA...

Страница 34: ...essure Close bypass valve and permit pressure to be established by the pressure reducing valve 2 Vent all high points in system to purge system of air Provisions should be made to permit manual ventin...

Страница 35: ...make further adjustments on the outlet and bypass valves until the desired inlet and outlet water temperatures are reached MANIFOLD PRESSURE CONNECTIONS Take the manifold pressure refer to Table 1 by...

Страница 36: ...36 LIGHTING AND OPERATING INSTRUCTIONS...

Страница 37: ...fully adjust the low fire gas setting to achieve the CO2 level prescribed in above reference table Note The rotation of the Low Fire adjustment is opposite of the High Fire as follows Clockwise rotati...

Страница 38: ...t will operate with the voltage and current level provided Pump MCB 120VAC required on systems that do not have an external pump Provides electrical power to directly operate a pump or the coil of an...

Страница 39: ...idle state as displayed by the Standby LED The control will continue to monitor heat demand and state of other system devices Upon a drop of water temperature below the set parameters the control will...

Страница 40: ...when the fault state is exited Hard Fault State See Fault Description section for list of soft and Auto Reset faults The pump remains on for the selected post circulate time to cycle the hot water ou...

Страница 41: ...soft lockout condition will occur and burner will be shut off This fault condition is automatically cleared when temperature drops below high limit setpoint minus high limit differential AUTO HIGH LI...

Страница 42: ...nwards in screens to reach a desired item and to change setpoints and user settings They have an auto increment decrement feature for some of the configurations and values When you first press one of...

Страница 43: ...the MCB and reading the resistance across the two active pinsontheconnectoratthe end of the probe cable The value should be approximately 0 ohms when the temperature of the probe is less than 220 F L...

Страница 44: ...ction of the servo pressure regulator Replace the valve and add a gas filter in front of the new valve preventative maintenance This is a pre mix burner system The flame is not supposed to be directly...

Страница 45: ...to move at this point FOR DIRECT VENT UNITS It is necessary to loosen and slide the rubber coupling on the blower adaptor in order to move the blower 4 Loosen the seven bolts on the blower adapter at...

Страница 46: ...xist As the water is heated these tend to drop out depositing as scale or lime This scale must be removed before the heat exchanger tubes become blocked DELIMING The amount of calcium carbonate lime r...

Страница 47: ...his boiler under state or provincial law are limited to one 1 year duration for the boiler or any of its parts Some states and provinces do not allow limitations on how long an implied warranty lasts...

Страница 48: ...48 500 Tennessee Waltz Parkway Ashland City TN 37015 Technical Support 800 527 1953 Parts 800 433 2545 Fax 800 644 9306 www hotwater com...

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