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166753-UIM-C-0706

Unitary Products Group

11

 FIGURE 10:  

Thermostat Chart

AC1

Single Stage A/C w/Single Stage Furnace, 1 Stage Cooling Ready - (G,L)*8/9S, XYF80-U, XYF80-U*L, XYF90-U

HM1

Humidistat

Thermostat Installer Setup Number 1 - 

System Type - must be set to 0

Selection of GAS/ELEC switch 

on thermostat not necessary

Thermostat Installer Setup Number 15 - 

Compressor Protection - must be set to 5

24V HUMIDIFIER

G

Fan

G

Fan

G

Fan

G

Fan

W

First Stage Heat

W

First Stage Heat

W

First Stage Heat

W

Single Stage Heat

RC

24-Volt Hot (Cool XFMR)

RC

24-Volt Hot (Cool XFMR)

RC

24-Volt Hot (Cool XFMR)

R

24-Volt Hot (Heat XFMR)

RH

24-Volt Hot (Heat XFMR)

RH

24-Volt Hot (Heat XFMR)

R

24-Volt Hot

C

24-Volt Common

C

24-Volt Common

Y

First Stage Cool

Y

First Stage Cool

Y

First Stage Cool

Y/Y2

Single/Second Stage Cool

Y

Single Stage Cool

*DN11C00124

C

24-Volt Common

C

24-Volt Common

Optional w/Batteries

*BN11C01124

*DP11C40124

PSC

FURNACE CONTROL

SINGLE STAGE

AIR CONDITIONING

*BN11C00124

*BP11C50124

*PP11C70224

THERMOSTAT

THERMOSTAT

THERMOSTAT

HP1

W/031-01975- Series Demand Control

Single Stage H/P - E*RD, E*BD, ERHS, HPX13 - w/Single Stage Furnace, 1 Stage Cooling Ready - (G,L)*8/9S, XYF80-U, XYF80-U*L, XY

F90-U

SINGLE STAGE

HEAT PUMP

*DN22U00124

*BP21H50124

*PP32H70124

THERMOSTAT

THERMOSTAT

THERMOSTAT

PSC

FURNACE CONTROL

*BN21H00124

*DP21H40124

*DN21H00124

N/A

N/A

C

24-Volt Common

R

24-Volt Hot

E

Emergency Heat

O

Reversing Valve–Energized in Cool

C

24-Volt Common

C

24-Volt Common

Y

First Stage Heat/Cool

Y/Y2

Single/Second Stage Cool

Y

Single Stage Heat/Cool

R

24-Volt Hot

R

24-Volt Hot

W1

Second Stage Heat

W

Single Stage Heat

W1/66

First Stage Heat Out

G

Fan

G

Fan

W

First Stage Heat

Step 1 of Thermostat User Configuration Menu 

must be set to Heat Pump 1

Step 9 of Thermostat User Configuration Menu 

must be set to Pump OFF

O

Reversing Valve–Energized in Cool

L

Malfunction Light

X/L

Malfunction Light

Summary of Contents for GM8S*UH

Page 1: ...IPING 8 ELECTRICAL POWER 9 TWINNING AND STAGING 12 VENT SYSTEM 14 SAFETY CONTROLS 19 START UP AND ADJUSTMENTS 20 WIRING DIAGRAM SAFETY 1 LIST OF FIGURES Dimensions 5 Typical Attic Installation 6 Typic...

Page 2: ...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 VOLTAGE ABOVE 130 VOLTS...

Page 3: ...earances shall take precedence over clear ances for combustible materials where accessibility clearances are greater Installation in a residential garage A gas fired furnace for installation in a resi...

Page 4: ...y subtracting the Return Air Temperature Reading from the Supply Air Temperature Read ing 2 The External Static Pressure is determined by adding the Supply Duct Static Pressure reading to the Return D...

Page 5: ...as orifice and or a faulty limit switch can cause the furnace to operate above the maximum supply air temperature Refer to sections II III and IX for additional informa tion on correcting the problem...

Page 6: ...with the air conditioning coil for additional information Horizontal Installations Without a Cooling Coil Cabinet When installing this appliance the furnace must be installed so as to create a closed...

Page 7: ...lter rack following the instructions provided with that accessory If a filter s is provided at another location in the return air system the ductwork may be directly attached to the furnace side panel...

Page 8: ...factory for natural gas fired operation at 0 8 000 feet 0 m 2 438 m above sea level The manifold pressure must be changed in order to manitain proper and safe operation when the furnace is installed...

Page 9: ...y using factory specified and or approved parts must perform the conversion The installer must take every precaution to insure that the furnace has been converted to the proper gas orifice size when t...

Page 10: ...cut wire tie holding excess wiring Reposition on the left side of the furnace and fas ten using holes provided LOW VOLTAGE CONTROL WIRING CONNECTIONS LOW VOLTAGE CONTROL WIRING CONNECTIONS LOW VOLTAG...

Page 11: ...mon C 24 Volt Common Optional w Batteries BN11C01124 DP11C40124 PSC FURNACE CONTROL SINGLE STAGE AIR CONDITIONING BN11C00124 BP11C50124 PP11C70224 THERMOSTAT THERMOSTAT THERMOSTAT HP1 W 031 01975 Seri...

Page 12: ...s Separate plenums and supply ducts systems cannot be utilized A sin gle return air plenum common to both furnaces must be used It is sug gested that a return platform be utilized with bottom air entr...

Page 13: ...single two stage furnace This allows only one furnace to supply heat during times when the heat output from one furnace is sufficient to satisfy the demand When one duct system is used for two furnac...

Page 14: ...es the maximum allowable vent pipe length the furnace must be converted for high altitude operation Refer to SECTION IV GAS PIP ING of these instructions and the proper high altitude application instr...

Page 15: ...to the proper length beginning at the furnace 2 Deburr the piping inside and outside 3 Dry fit the vent piping assembly from the furnace to the termination checking for proper fit support and slope Pi...

Page 16: ...ionable 6 Horizontal portions of the vent system must slope upwards and be supported to prevent sagging The vent system may be supported by the use of clamps or hangers secured to a permanent part of...

Page 17: ...d for use 4 A automatically operated damper or automatically adjustable lou vers shall be interlocked so that the main burner cannot operate unless either the damper or the louver is in the fully open...

Page 18: ...izontally from the burner level of the appliance Refer to AIR SOURCE FROM OUTDOORS AND VENT AND SUPPLY AIR SAFETY CHECK in these instructions for additional information and safety check procedure 2 Th...

Page 19: ...tion Corrective action is required These are manual reset controls that must be reset before operation can continue PRESSURE SWITCHES PRESSURE SWITCHES PRESSURE SWITCHES PRESSURE SWITCHES This furnace...

Page 20: ...g 1 5 16 0 8 cm tee 1 5 16 0 8 cm x 1 8 3 175 mm reducing coupling 1 1 8 0 3 cm adapter There is a accessory kit 1PK0602 available from Source 1 which has the following items 12 30 cm length x 1 8 0 3...

Page 21: ...er times a barometric pressure and temperature correction factor of 0 960 times 3600 then divided by the time it took to measure 2 cubic ft 0 0566 m3 of gas from the gas meter For Propane LP Gas multi...

Page 22: ...ure 30 for connection details IMPORTANT The cap for the pressure regulator must be removed entirely to gain access to the adjustment screw Loosening or tightening the cap does not adjust the flow of g...

Page 23: ...sure regulator adjustment cap and adjustment screws on main gas valve 7 After the manifold pressure has been adjusted re calculate the furnace input to make sure you have not exceeded the specified in...

Page 24: ...ter pressure drop values in Table 15 are typical values for the type of filter listed and should only be used as a guideline Actual pres sure drop ratings for each filter type vary between filter manu...

Page 25: ...is 0 58 w c To determine the system airflow complete the following steps Obtain the airflow values at 0 50 w c 125 Pa 0 60 w c 150 Pa ESP Airflow 0 50 1250 CFM 35 4 m3 min Airflow 0 60 1180 CFM 33 4...

Page 26: ...35 7 Medium Low 1720 1700 1670 1620 1570 1500 1430 1310 1160 1000 48 7 48 1 47 3 45 9 44 5 42 5 40 5 37 1 32 8 28 3 Low 1410 1390 1360 1330 1280 1220 1170 1060 930 840 39 9 39 4 38 5 37 7 36 2 34 5 33...

Page 27: ...030 1980 1910 1850 1710 1570 1300 59 7 59 7 58 6 57 5 56 1 54 1 52 4 48 4 44 5 36 8 Medium Low 1690 1690 1650 1610 1540 1480 1410 1280 1170 1030 47 9 47 9 46 7 45 6 43 6 41 9 39 9 36 2 33 1 29 2 Low 1...

Page 28: ...opyright by York International Corp 2006 All rights reserved Supersedes 166753 UIM B 0306 Unitary 5005 Norman Product York OK Group Drive 73069 SECTION X WIRING DIAGRAM SECTION X WIRING DIAGRAM SECTIO...

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