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105561-UIM-B-0605

26

Unitary Products Group

NOTES

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Содержание GY9S

Страница 1: ...6 GAS PIPING 6 ELECTRICAL POWER 8 TWINNING AND STAGING 9 COMBUSTION AIR AND VENT SYSTEM 11 CONDENSATE PIPING 18 SAFETY CONTROLS 18 START UP AND ADJUSTMENTS 19 WIRING DIAGRAM 25 LIST OF FIGURES Dimens...

Страница 2: ...plate and power supply to be sure that the elec trical characteristics match All models use nominal 115 VAC 1 Phase 60 Hertz power supply DO NOT CONNECT THIS APPLI ANCE TO A 50 HZ POWER SUPPLY OR A VO...

Страница 3: ...required for servicing and cleaning 2 Eighteen 18 inches 46 cm at the side where access is required for passage to the front when servicing or for inspection or replacement of flue vent connections In...

Страница 4: ...s properly sized as well 1 The Air Temperature Rise is determined by subtracting the Return Air Temperature Reading from the Supply Air Temperature Read ing 2 The External Static Pressure is determine...

Страница 5: ...igure 1 for unit and plenum dimensions Attic installations must meet all minimum clearances to combustibles and have floor support with required service accessibility The supply air temperature MUST N...

Страница 6: ...the instructions in this section specify the type of gas approved for this furnace only use those approved gases The installation of a drip leg and ground union is required Refer to Figure 4 IMPORTANT...

Страница 7: ...ing a wrench to the body of the gas valve will damage the valve causing improper operation and or the valve to leak TABLE 5 High Altitude Conversion 40 120 MBTUH Models Type Of Gas Orifice at Sea Leve...

Страница 8: ...ernate wiring method is to use a field provided 2 5 08 cm x 4 10 2 cm box and cover on the outside of the furnace Route the furnace leads into the box using a protective bushing where the wires pass t...

Страница 9: ...n two furnaces are installed using the same duct system it is very important that the two furnace cir culating air blowers operate in unison If one blower starts before the second blower the duct syst...

Страница 10: ...will shut off at the same time Continuous Fan On a thermostat call for continuous fan G signal both furnace blowers will come on at the same time in cooling speed and will stay on until the G signal...

Страница 11: ...maximum of 5 elbows in the combustion air piping and a maximum of 5 elbows in the vent piping 4 Three vent terminal elbows two for vent pipe and one for air intake pipe are already accounted for as v...

Страница 12: ...rom the furnace to the out side termination B Ventilated combustion air systems from the furnace to the attic or crawl space termination 6 Disassemble the combustion air and vent piping apply cement p...

Страница 13: ...0 kW 36 inches 91 cm for models 100 000 BTUH 30 kW Two pipe direct vent applications 9 inches 23 cm for models 50 000 BTUH 15 kW 12 inches 30 cm for models 50 000 BTUH 15 kW Single pipe applications 4...

Страница 14: ...ombustion air systems must be installed so the vent and the combustion air pipes terminate in the same atmospheric zone Refer to Figures 14 or 15 VENTING MULTIPLE UNITS Multiple units can be installed...

Страница 15: ...ll bring air in from the outdoors to the furnace combustion air intake collar on the burner box The second pipe Shown in Figure 19 is the furnace vent pipe The combustion air intake pipe should be loc...

Страница 16: ...e louver is in the fully open position This type of installation requires that the supply air to the appli ance s be of a sufficient amount to support all of the appliance s in the area Operation of a...

Страница 17: ...sage Follow all notes procedures and required materials in the SEALED COMBUS TION AIR SUPPLY section in these instructions when installing the combustion air pipe from the unit and into a ventilated a...

Страница 18: ...p pump must be approved for use with acidic condensate CONDENSATE DRAIN TRAP AND DRAIN FREEZE PROTECTION Special precautions MUST be made if installing furnace in an area which may drop below freezing...

Страница 19: ...th x 1 8 0 3 cm diameter tubing 2 pieces of 4 10 cm length x 1 8 0 3 cm diameter tubing 1 5 16 0 8 cm tee 1 5 16 0 8 cm x 1 8 0 3 cm reducing coupling 1 1 8 0 3 cm adapter 1 Dwyer Manometer These item...

Страница 20: ...3600 then divided by the time it took to measure 0 10 m3 of gas from the gas meter For Propane LP Gas multiply the Heat content of the gas MJ m3 or Default 93 15 times 0 10 m3 of gas measured at the...

Страница 21: ...l reference atmo spheric pressure Refer to Figure 26 for connection details IMPORTANT The cap for the pressure regulator must be removed entirely to gain access to the adjustment screw Loosening or ti...

Страница 22: ...ning the jumper on two of the four pins as shown in Figure 27 The blower speed connections shown in Figure 27 are typical How ever these connections may vary from model to model and may be changed as...

Страница 23: ...35 1175 33 1105 31 1045 30 990 28 905 25 890 25 790 22 80 1600 C 100 1600 C HIGH 1960 56 1955 55 1925 55 1890 54 1830 52 1765 50 1695 48 1615 46 1600 45 1485 42 M HI 1565 44 1560 44 1560 44 1575 45 15...

Страница 24: ...that total system static is 0 58 w c To determine the system airflow complete the follow ing steps Obtain the airflow values at 0 50 w c 125 Pa 0 60 w c 150 Pa ESP Airflow 0 50 2285 CFM 64 70 m3 min A...

Страница 25: ...105561 UIM B 0605 Unitary Products Group 25 SECTION XI WIRING DIAGRAM FIGURE 27 Wiring Diagram...

Страница 26: ...105561 UIM B 0605 26 Unitary Products Group NOTES...

Страница 27: ...105561 UIM B 0605 Unitary Products Group 27 NOTES...

Страница 28: ...o change without notice Printed in U S A 105561 UIM B 0605 Copyright by York International Corp 2005 All rights reserved Supersedes 105561 UIM A 0205 Unitary 5005 Norman Product York OK Group Drive 73...

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