Allied Air A80DS2V Installation Instructions Manual Download Page 55 | Manualshive

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506892-01

Page 55 of 64

Issue 1251

Program Unit Capacity / Size Mode

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Summary of Contents for A80DS2V

Page 1: ...ergrated Control Board 32 Blower Data 38 Unit Start Up 40 Gas Pressure Adjustment 41 Proper Combustion 41 High Altitude 42 Other Unit Adjustments 43 Heating Sequence of Operation 43 Service 45 Planned...

Page 2: ...2V Unit Dimensions inches mm FRONT VIEW SIDE VIEW TOP VIEW Model A 368 14 1 2 A80DS2V B C in mm in mm in mm 340 13 3 8 330 13 533 21 504 19 7 8 495 19 1 2 D in mm 203 8 121 4 3 4 090 16 110 20 070 12...

Page 3: ...506892 01 Page 3 of 64 Issue 1251 EXPANDED VIEW Figure 1...

Page 4: ...on the unit nameplate and in Figure 14 Accessibility and service clearances must take precedence over fire protection clearances NOTE For installation on combustible floors the furnace shall not be in...

Page 5: ...replaced upon construction completion The input rate and temperature rise must be set per the furnace rating plate One hundred percent 100 outdoor air must be provided for combustion air requirements...

Page 6: ...re will build to the point that a downdraft can occur in the furnace vent pipe or chimney As a result combustion gases enter the living space creating a potentially dangerous situation In the absence...

Page 7: ...aining the furnace the return air must be handled by ducts which are sealed to the furnace casing and which terminate outside the space containing the furnace This is especially important when the fur...

Page 8: ...gs shall each have a free area of at least one square inch per 4 000 Btu 645 mm per 1 17 kW per hour of the total input rating of all equipment in the enclosure Inlet Air from Crawlspace Outlet Air to...

Page 9: ...ng strips on combustible flooring base to make sure they are properly glued and positioned 4 Lower supply air plenum into downflow combustible flooring base until plenum flanges seal against the strip...

Page 10: ...nstallation and service clearances 24 inches 610 mm at unit front The unit must be level NOTE Units with 1 2 hp blower motors are equipped with three flexible legs and one rigid leg See Figure 12 The...

Page 11: ...n the furnace and the combustible floor Left side requires 3 inches if a single wall vent is used on 14 1 2 inch cabinets or 2 in if a single wall vent is used on 17 1 2 in cabinets Duct System Use in...

Page 12: ...o the latest edition of National Fuel Gas Code NFPA 54 1 ANSI Z223 1 A fan assisted Category I furnace is an appliance equipped with an integral mechanical means to either draw or force combustion pro...

Page 13: ...erminate above the roof surface with a listed cap or a listed roof assembly according to the terms of their respective listings and the vent manufacturer s instructions When inspection reveals that an...

Page 14: ...ng table should be reduced by 10 0 90 x maximum listed capacity 8 The common venting Tables 7 8 9 and 10 were generated using a maximum horizontal vent connector length of 1 1 2 feet 46 m for each inc...

Page 15: ...on and look for signs of corrosion The existing vent pipe size must conform to these instructions and the provided venting tables If the existing venting system does not meet these requirements it mus...

Page 16: ...tions with zero lateral lengths are assumed to have no elbows in the vent system For all other vent configurations the vent system is assumed to have two 90 elbows For each additional 90 elbow or equi...

Page 17: ...Capacity Type B Double Wall Vents with Type B Double Wall Connectors Serving Two or More Category I Appliances Common Vent Capacity Type B Double Wall Vents with Type B Double Wall Connectors Serving...

Page 18: ...bows in the vent system For all other vent configurations the vent system is assumed to have two 90 elbows For each additional 90 elbow or equivalent for example two 45 elbows equal one 90 elbow beyon...

Page 19: ...haust fans fireplace dampers and any other gas burning appliances to their previous mode of operation 7 If a venting problem is found during any of the preceding tests the common venting system must b...

Page 20: ...20 of 64 Issue 1251 NOTE BLACK IRON PIPE ONLY TO BE ROUTED INSIDE OF CABINET Figure 18 Table 11 Gas Pipe Capacity ft hr m hr Note Capacity given in cubic feet m of gas per hour and based on 0 60 speci...

Page 21: ...circuit breaker select circuit protection and wire size according to unit nameplate NOTE Unit nameplate states maximum current draw Maximum over current protection allowed is shown in Table 12 2 Hole...

Page 22: ...INGLE STAGE mode or TWO STAGE mode using a convention thermostat For optimal performance in non communicating applications use a high quality electronic digital thermostat or any other with adjustable...

Page 23: ...placement of wire shall conform with the temperature limitation for Type T wire 63 F 35 C rise Connect a sufficiently sized wire with ground to the furnace s line voltage connections and ground wire R...

Page 24: ...506892 01 Page 24 of 64 Issue 1251 Figure 22...

Page 25: ...506892 01 Page 25 of 64 Issue 1251 Figure 23 Optional Accessories for use with any Comfort SyncTM System...

Page 26: ...506892 01 Page 26 of 64 Issue 1251 Field Wiring Applications with Conventional Thermostat Not required on all units Table 13A...

Page 27: ...506892 01 Page 27 of 64 Issue 1251 Field Wiring Applications with Conventional Thermostat continued Table 13B Not required on all units...

Page 28: ...506892 01 Page 28 of 64 Issue 1251 Table 13C Field Wiring Applications with Conventional Thermostat continued...

Page 29: ...506892 01 Page 29 of 64 Issue 1251 Field Wiring Applications with Conventional Thermostat continued Table 13D...

Page 30: ...506892 01 Page 30 of 64 Issue 1251 Figure 24 A80DS2V Schematic Wiring Diagram...

Page 31: ...506892 01 Page 31 of 64 Issue 1251 Typical A80DS2V Field Wiring Diagram Figure 25...

Page 32: ...506892 01 Page 32 of 64 Issue 1251 Integrated Control Figure 26...

Page 33: ...t the blower operates after the heating demand has been satisfied can be adjusted by moving switches 3 and 4 on the integrated control The unit is shipped from the factory with a blower OFF delay of 9...

Page 34: ...t motor runs at 100 for 45 seconds then ramps down to stop Ramping Option D Motor runs at 100 until demand is satisfied Once demand is met motor ramps down to stop Switches 11 12 and 13 Heating Mode B...

Page 35: ...the outdoor unit will operate in second stage cooling only Diagnostic LED Figure 26 The seven segment diagnostic LED displays operating status target airflow error codes and other information A full...

Page 36: ...d Norm al Operation 1 On On On Acceptable 24 High 100 VAC therm ostat energizes Y1 Dehum idification 2 On On On Dem and 0 High 70 and de energizes D on a Call VAC call for de hum idification PRECISION...

Page 37: ...ion 0 begins when hum idity is call 2 On On On On Dem and VAC High 70 greater than set point therm ostat will try to Dehum idification 0 call ONLY 1 On On On On Dem and VAC High 70 setpoint by allowin...

Page 38: ...igh 10 695 755 855 985 990 1080 1220 1410 Fa ctory De fa ult 630 685 775 895 900 980 1110 1280 10 565 615 700 805 810 880 1000 1150 760 1 Cooling S pe e d DIP S w itch S e ttings First S ta ge Cooling...

Page 39: ...ting Spe e d DIP Sw itch Se ttings 24 18 12 6 Factory Default 6 12 18 Low M e dium Low M e dium High 2 High Low M e dium Low M e dium High 2 High 10 985 1140 1295 1330 1405 1625 1845 1900 Fa ctory De...

Page 40: ...calls for heat the burners will automatically light The ignitor does not get hot when there is no call for heat on units with an automatic ignition system 8 Move gas valve switch to ON position Do not...

Page 41: ...ing and connect to a manometer to measure supply pressure See Table 22 for supply line pressure Tighten hex screw after measurements have been taken Honeywell Valve A threaded plug on the inlet side o...

Page 42: ...76 73W 65 73W 32 110 51W 01 68W 76 73W 65 73W 32 High Altitude Natural Gas Orifice Kit Table 25 White Rodgers Gas Valve Conversion Kits High Altitude LP Propane Natural Gas Natural Gas to to Unit Ori...

Page 43: ...sending a signal to the integrated control The integrated control runs a self diagnostic program and checks high temperature limit switches for normally closed contacts and pressure switches for norm...

Page 44: ...cond initial ignitor warm up period begins The combustion air inducer continues to opeate at the ignition speed 4 After the 20 second warm up period has ended the gas valve is energized on low fire fi...

Page 45: ...d external to the unit Filters should be inspected monthly Clean or replace the filters when necessary to ensure that the furnace operates properly Replacement filters must be rated for high velocity...

Page 46: ...Remove the collector box located behind the combustion air inducer Be careful with the collector box gasket If the gasket is damaged it must be replaced to prevent leakage 6 Disconnect gas supply pipi...

Page 47: ...screws may cause leaks Inspect gaskets for any damage and replace if necessary 15 Reinstall burner box manifold assembly and burner box cover 16 Reconnect all wires 17 Reconnect top cap and vent pipe...

Page 48: ...emporarily shut down the furnace until the items can be repaired or replaced Instruct the homeowners to pay attention to their furnace Situations can arise between annual furnace inspections that may...

Page 49: ...s the Diagnostic Recall Alarm History Diagnostic Recall mode menu options No change displaying error history remains in Diagnostic Recall mode solid exits Diagnostic Recall mode and solid c clears the...

Page 50: ...506892 01 Page 50 of 64 Issue 1251 Integrated Control Diagnostic Codes...

Page 51: ...506892 01 Page 51 of 64 Issue 1251 Integrated Control Diagnostic Codes continued...

Page 52: ...506892 01 Page 52 of 64 Issue 1251 Integrated Control Diagnostic Codes continued...

Page 53: ...506892 01 Page 53 of 64 Issue 1251 Integrated Control Diagnostic Codes continued...

Page 54: ...506892 01 Page 54 of 64 Issue 1251 Integrated Control Diagnostic Codes continued...

Page 55: ...506892 01 Page 55 of 64 Issue 1251 Program Unit Capacity Size Mode...

Page 56: ...506892 01 Page 56 of 64 Issue 1251 Troubleshooting Heating Sequence of Operation...

Page 57: ...506892 01 Page 57 of 64 Issue 1251 Troubleshooting Heat Sequence of Operation continued...

Page 58: ...506892 01 Page 58 of 64 Issue 1251 Troubleshooting Heat Sequence of Operation continued...

Page 59: ...506892 01 Page 59 of 64 Issue 1251 Troubleshooting Heat Sequence of Operation continued...

Page 60: ...506892 01 Page 60 of 64 Issue 1251 Troubleshooting Continuous Fan Sequence of Operation...

Page 61: ...506892 01 Page 61 of 64 Issue 1251 Start Up Performance Check List UNIT SET UP...

Page 62: ...506892 01 Page 62 of 64 Issue 1251 Start Up Performance Check List continued...

Page 63: ...mum height of eight 8 feet above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print size no less t...

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