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035-17443-000 Rev. A (800)

Unitary Products Group

FIGURE 13 : FURNACE EVENT CONTROL SCHEDULE

TABLE 7: BLOWER PERFORMANCE CFM -UPFLOW/HORIZONTAL (WITHOUT FILTER)

Note: Data below reflects airflows with bottom return opening.

VOLTAGE

MOTOR

PULLEY

TURNS

EXTERNAL STATIC PRESSURE, INCHES W.C.

0.30

0.40

0.50

0.60

0.70

0.80

0.90

1.00

230 VAC

Closed

3467

3318

3163

2950

1 Open

3820

3687

3550

3406

3240

3066

2846

2589

2 Open

3575

3433

3269

3096

2913

2700

2449

2049

3 Open

3375

3205

2996

2807

2585

2293

1860

1026

4 Open

2805

2715

2570

2351

2017

1307

VOLTAGE

MOTOR

PULLEY

TURNS

EXTERNAL STATIC PRESSURE, INCHES W.C.

0.30

0.40

0.50

0.60

0.70

0.80

0.90

1.00

208 VAC

Closed

3383

3242

3100

2890

1 Open

3674

3555

3423

3283

3144

2990

2789

2555

2 Open

3543

3379

3213

3055

2888

2673

2420

1804

3 Open

3375

3210

3035

2850

2633

2334

1889

4 Open

3100

2919

2708

2498

2226

1724

Operation at these conditions will cause motor overload.

Operation in the shaded area may cause excessive furnace temperature rise.

NOTES: Airflow is expressed in standard cubic feet per minute.

Содержание P4HUE30N13006

Страница 1: ... ADJUSTMENTS 14 ACCESSORY CONNECTIONS 16 OPERATION AND MAINTENANCE 18 TROUBLESHOOTING 20 HORIZONTAL WITHOUT FILTER 22 FILTER PERFORMANCE PRESSURE DROP INCHES W C 23 WIRING DIAGRAM 24 INSTALLATION INSTRUCTIONS CAUTION READ ALL SAFETY GUIDES BEFORE YOU START TO INSTALL YOUR FURNACE SAVE THIS MANUAL MULTI POSITION GAS FIRED FURNACES COMMERCIAL BELT DRIVE UPFLOW HORIZONTAL MODELS P4HUE30N13006 130 MBH...

Страница 2: ...OVAL CLEANING 19 CLEANING THE HEAT EXCHANGER 19 Lower Heat Exchanger Access 19 Upper Heat Exchanger Access 20 TROUBLESHOOTING 20 FURNACE CONTROL DIAGNOSTICS 20 BLOWER PERFORMANCE CFM UPFLOW HORIZONTAL WITHOUT FILTER 22 FILTER PERFORMANCE PRESSURE DROP INCHES W C 23 WIRING DIAGRAM 24 IMPROPER INSTALLATION MAY CREATE A CONDITION WHERE THE OPERATION OF THE PRODUCT COULD CAUSE PERSONAL INJURY OR PROPE...

Страница 3: ...procedures are not handled properly LIMITATIONS AND LOCATION This furnace should be installed in accordance with all national local building safety codes and requirements or in the absence of local codes with the National Fuel Gas Code ANSI Z223 1 latest edition or in Canada CAN CGA B149 1 or 2 latest edition and other applicable codes Use only the type of gas approved for this furnace refer to th...

Страница 4: ...ut rating for all appliances installed in that area The following must be considered to obtain proper air for combustion and ventilation in confined spaces Air Source from Inside the Building Two permanent openings one within 12 inches of the top of the confined space and one within 12 inches of the bottom shall each have a free area of not less than one square inch per 1 000 Btuh of total input r...

Страница 5: ...o expo sure to the installations or substances listed in 3 below 3 The following types of installations may require OUT DOOR AIR for combustion due to chemical exposure a Commercial buildings b Buildings with indoor pools c Furnaces installed in laundry rooms d Furnaces installed in hobby or craft rooms e Furnaces installed near chemical storage areas f Permanent wave solutions g Chlorinated waxes...

Страница 6: ...d in accordance with DOE test procedures 2 Wire size and overcurrent protection must comply with the National Electrical Code ANSI NFPA 70 latest edition 3 Motor must be converted for 115 VAC operation For altitudes above 2 000 ft reduce capacity 4 for each 1 000 ft above sea level Refer to Form 650 74 N1 1V Wire size based on copper conductors 60 C 3 voltage drop See Replacement Parts list for LP...

Страница 7: ...ere is no blockage or restriction leakage corrosion or other deficiencies which could cause an unsafe condition 3 Insofar as is practical close all building doors and win dows and all doors between the space in which the appli ance s connected to the venting system are located and other spaces of the building Turn on clothes dryers and any other appliances not connected to the common vent ing syst...

Страница 8: ...tions for installing the supply plenum On all installations without a coil a removable access panel is recommended in the outlet duct such that smoke or reflected light would be observable inside the casing to indi cate the presence of leaks in the heat exchanger This access cover shall be attached in such a manner as to pre vent leaks Return Duct Connection Return air must enter the cabinet throu...

Страница 9: ...outs for power wiring con trol wiring and gas piping should be removed at this time Return air may enter the furnace through either one side and a bottom or through bottom only depending on the type of application Return air may not be connected into the rear panel of the unit See the specific type application installa tion for details Be sure to see the Filters section of this instruction ATTIC I...

Страница 10: ...its individual external manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1 2 psig 3 48 kPa Gas piping may be connected from either side of the furnace Sizing and installation of the supply gas line should comply with the local utility requirements The gas supply should be a separate line installed in accor dance with the Natio...

Страница 11: ...pply as shown on the unit wiring label on the inside of the blower compartment door and as detailed in Refer to Figure 7 on page 12 FURNACE CONTROL CIRCUIT The control circuit requires 115 volt power supply The black and blue leads must be connected to the hot conductor of the power supply Refer to Figure 7 on page 12 BLOWER MOTOR CIRCUIT The motor circuit requires 230 volt power supply as shipped...

Страница 12: ...rminal board on the low voltage transformer Connect Class 2 control wiring as shown in Figures 8 and 14 WIRING DIAGRAM Apply strain relief to the thermostat wires passing through the cabinet NOTE Some electronic thermostats do not have adjustable heat anticipators They may have other types cycle rate adjustment Follow the thermostat manufacturer s instruc tions The 24 Volt 40 VA transformer is siz...

Страница 13: ...ontrol indicates a malfunction in the combustion air blower or a blocked vent pipe condition Pressure Switch This furnace is supplied with a differential pressure switch which monitors the flow through the furnace and venting system This switch de energizes the ignition control module and the gas valve if any of the following condi tions are present 1 Blockage of internal flue gas passageways 2 Bl...

Страница 14: ...uld be accurate at 60º F and 30 0 h g barometric pres sure However temperatures higher than 60º F will cause the meter to speed up resulting in a higher gas consumption reading while lower temperatures will result in lower con sumption readings For the barometric pressure a value greater than 30 h g will slow the meter while a value less than 30 h g speeds up the meter Depending on the condi tions...

Страница 15: ...egulator If gas valve regulator is turned in or clockwise manifold pressure is increased If screw is turned out or counterclock wise manifold pressure will decrease FIGURE 10 GAS VALVES TOP WHITE RODGERS 36F52 252 BOTTOM HONEYWELL VR8205 TABLE 5 GAS RATE CUBIC FEET PER HOUR SECONDS FOR SIZE OF TEST DIAL ONE REVOLUTION 1 2 CUBIC FOOT 1 CUBIC FOOT 10 180 360 12 150 300 14 129 257 16 113 225 18 100 2...

Страница 16: ...n the two pulleys Loosen the 4 motor mount bolts to permit adjustment Retighten bolts after adjusting 6 Repeat the pulley adjustment procedure until the desired temperature rise is obtained ADJUSTMENT OF FAN OFF CONTROL SETTINGS This furnace is equipped with a time on time off heating fan control The fan on delay is fixed at 30 seconds the fan off delay is field adjustable from 60 to 180 seconds T...

Страница 17: ...r use with these furnaces This furnace is equipped with a Time On Delay Relay which is required to protect the belt drive motor starter if operated 1 under continuous fan mode or 2 when installing twin ning kit 2TC03700124 Application of twinning kit also requires use of Accessory Sensor Kit 2TS03700106 FIGURE 12 ACCESSORY CONNECTIONS ...

Страница 18: ...the control board The heating cycle is then complete and the unit is ready for the start of the next heating cycle If the flame is not detected within the seven second sensing period the gas valve is de energized The control is equipped with a re try option This provides a 60 second wait following an unsuccessful ignition attempt flame not detected After the 60 second wait the ignition sequence is...

Страница 19: ...lly as it is fragile and easily bro ken 4 Note the location and then disconnect the senser and rollout switch wires located on the top of the air shield and remove the shield 5 Remove the two screws securing each burner to the burner assembly Note the orientation of the burner flanged side down before removing Burners may be cleaned by rinsing in hot water or by using a vacuum cleaner 6 To re asse...

Страница 20: ...ng LED It is located behind a clear view port in the blower compart ment door DO NOT remove the furnace blower compartment panel OR turn off furnace power as either action will clear the control s memory of the fault The control continuously monitors its own operation and the operation of the system If a failure occurs the LED will indi cate the failure code If the failure is internal to the contr...

Страница 21: ...en an improper ground is present Prior to replacing control verify that the unit is prop erly grounded STEADY ON This fault occurs if the gas valve is energized when there is no call for heat If this happens the ventor is energized and will remain energized for 5 seconds or until the fault clears itself at which point the ventor de energizes This failure is counted as a recycle Check the valve and...

Страница 22: ...3 3269 3096 2913 2700 2449 2049 3 Open 3375 3205 2996 2807 2585 2293 1860 1026 4 Open 2805 2715 2570 2351 2017 1307 VOLTAGE MOTOR PULLEY TURNS EXTERNAL STATIC PRESSURE INCHES W C 0 30 0 40 0 50 0 60 0 70 0 80 0 90 1 00 208 VAC Closed 3383 3242 3100 2890 1 Open 3674 3555 3423 3283 3144 2990 2789 2555 2 Open 3543 3379 3213 3055 2888 2673 2420 1804 3 Open 3375 3210 3035 2850 2633 2334 1889 4 Open 310...

Страница 23: ...olumn and Blower Speed row 5 If the total system static falls between ESP ESP values in the table i e 0 58 0 75 etc the static pressure may be rounded to the nearest value in the table determining the airflow using Step 5 or calculate the airflow by using the following example Example It is fouond that the total system static is 0 58 w c using 1 turn pulley To determine the system airflow com plet...

Страница 24: ... Rev A 800 Copyright by Unitary Products Group 2000 All rights reserved Supersedes 650 74 N2Y 899 Unitary 5005 York Norman Product Drive OK Group North 73069 FIGURE 14 WIRING DIAGRAM NOTE The furnace s control system depends on correct polarity of the power supply ...

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