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268894-UIM-A-0407

Unitary Products Group

SECTION X: WIRING DIAGRAM

FIGURE 30:

Wiring Diagram

*268834*

Содержание GM8S*DH

Страница 1: ...OF SECTIONS SAFETY 1 DUCTWORK 4 FILTERS 8 GAS PIPING 8 ELECTRICAL POWER 9 TWINNING AND STAGING 12 VENT SYSTEM 14 SAFETY CONTROLS 19 START UP AND ADJUSTMENTS 20 WIRING DIAGRAM 27 LIST OF FIGURES Combus...

Страница 2: ...s from combustible materials as listed under Clearances to Combustibles in Table 1 Provide clearances for servicing ensuring that service access is allowed for both the burners and blower These models...

Страница 3: ...other cleaning tools 2 Soap powders bleaches waxes or other cleaning com pounds plastic items or containers gasoline kerosene ciga rette lighter fluid dry cleaning fluids or other volatile fluid 3 Pai...

Страница 4: ...connec tors are designed to be connected to the rectangular duct under the floor and sealed Refer to the instructions supplied with the duct con nector for proper installation Refer to the separate a...

Страница 5: ...in Residential and Modular Home duct designs IMPORTANT If the supply air duct is being connected to the furnace without the use of an accessory duct connector then a transition duct must be installed...

Страница 6: ...ld be sealed to prevent air leakage The sheet metal should be cross hatched to eliminate any popping of the sheet metal when the indoor fan is energized On all installations without a coil a removable...

Страница 7: ...T OF FURNACE 1 MAX BETWEEN ROD BACK OF FURNACE SUPPORT BRACKET FIGURE 4 Dimensions FRONT LEFT SIDE RIGHT SIDE FRONT FRONT BOTTOM IMAGE TOP IMAGE A B 40 3 4 20 31 1 8 5 3 4 2 1 2 28 1 2 1 1 8 7 3 8 A C...

Страница 8: ...d in the duct system using an external duct filter box attached to the furnace plenum Any branch duct rectan gular or round duct attached to the plenum must attach to the vertical plenum above the fil...

Страница 9: ...the body of the gas valve will damage the valve causing improper oper ation and or the valve to leak LoNOx furnaces requiring propane LP gas must have the LoNOx screens removed prior to installation...

Страница 10: ...field supplied thermostat by following the instructions that come with the thermostat With the thermostat set in the OFF position and the main electrical source disconnected connect the thermostat wi...

Страница 11: ...24 Volt Common Optional w Batteries BN11C01124 DP11C40124 PSC FURNACE CONTROL SINGLE STAGE AIR CONDITIONING BN11C00124 BP11C50124 PP11C70224 THERMOSTAT THERMOSTAT THERMOSTAT Single Stage A C w Single...

Страница 12: ...11 If furnace staging is desired with two single stage furnaces on a com mon duct where the gas burner on the first furnace operates on W1 and the gas burner on the second furnace operates on W2 then...

Страница 13: ...winning func tion of this board ensures that both blowers turn on and off simulta neously and operate on the same blower speed Even when only one furnace is supplying heat both furnace blowers must ru...

Страница 14: ...ceeding 45 degrees A vent system having not more than one 60 degree offset is permitted The vent system must be attached to the flue collar with a minimum of two 2 mechanical fasteners such as screws...

Страница 15: ...provided by the manufacturer of the power vent This unit may be horizontally vented using 4 10 2 cm diameter pipe with a minimum length of 4 5 feet 1 37 m and a maximum length of 34 5 feet 10 82 m wit...

Страница 16: ...pwards 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 the structure every four 4 ft 1 22 m FAN ASSISTED COMBUSTION...

Страница 17: ...4 An 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 position...

Страница 18: ...d Ambient Combustion Air GABLE VENT GAS VENT SOFFIT VENT VENTILATED ATTIC TOP ABOVE INSULATION OPTIONAL INLET a OUTLET AIR a VENTILATED CRAWL SPACE GAS WATER HEATER VENTILATED ATTIC TOP ABOVE INSULATI...

Страница 19: ...reset control that provides over temperature protection due to reduced airflow This may be caused by 1 Dirty filter 2 If the indoor fan motor should fail 3 Too many supply or return registers closed o...

Страница 20: ...gth 2 pieces of 1 8 0 3 cm tubing that are 4 10 0 cm in length a 1 8 0 3 cm tee and a 1 8 0 3 cm adapter to connect the U tube manometer or the digital pressure measur ing equipment to the gas valve p...

Страница 21: ...at the gas meter times a barometric pressure and temperature correction factor of 0 960 times 3600 then divided by the time it took to measure 0 10 m3 of gas from the gas meter For Propane LP Gas mul...

Страница 22: ...E The regulated outlet pressures both low and high have been calibrated at the factory Additional pressure adjustment should not be necessary If adjustment is necessary set to the following specifica...

Страница 23: ...are as follows LED will turn on for 1 4 second and off for 1 4 second This pattern will be repeated the number of times equal to the code For example six on flashes equals a number 6 fault code All fl...

Страница 24: ...ide heat for the house NOTE If a flame is detected the control flashes the LED for 1 8 of a second and then enters a flame stabilization period DIAGNOSTIC FAULT CODE STORAGE AND RETRIEVAL The control...

Страница 25: ...1493 1430 1373 1304 1199 1089 967 816 699 44 2 42 3 40 5 38 9 36 9 33 9 30 8 27 4 23 1 19 8 100 1200 B 29 3 34 0 B High 1710 1650 1580 1510 1420 1330 1260 1160 1090 930 48 4 46 7 44 7 42 8 40 2 37 7 3...

Страница 26: ...lowing example Example For a 60 000 BTUH 38 06 kW furnace operating on high speed blower it is found that total system static is 0 58 w c To deter mine the system airflow complete the following steps...

Страница 27: ...268894 UIM A 0407 Unitary Products Group 27 SECTION X WIRING DIAGRAM FIGURE 30 Wiring Diagram 268834...

Страница 28: ...o change without notice Printed in U S A 268894 UIM A 0407 Copyright by York International Corp 2007 All rights reserved Supersedes 167253 UIM C 0706 Unitary 5005 Norman Product York OK Group Drive 73...

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