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Lennox Signature XC17, Руководство по установке

Кондиционер Lennox Signature XC17 предлагает инновационные технологии для оптимального комфорта в вашем доме. Для установки и обслуживания необходимо скачать Руководство по монтажу на нашем сайте бесплатно. Посетите manualshive.com для загрузки.

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Page 40

506510−01

Figure 20. Low Pressure Switch Operation

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Содержание Signature XC17

Страница 1: ...lled prior to operating the system INSTALLATION INSTRUCTIONS Dave Lennox Signature Collection XC17 Units AIR CONDITIONER 506510 01 04 10 Supersedes 506498 01 RETAIN THESE INSTRUCTIONS FOR FUTURE REFER...

Страница 2: ...SCHARGE AIR 024 41 1040 030 THROUGH 060 47 1194 16 7 8 429 8 3 4 222 26 7 8 683 3 3 4 95 30 3 4 781 3 1 8 79 UNIT SUPPORT FEET Model Number Identification C 17 036 Unit Type C Air Conditioner Series N...

Страница 3: ...HARGE LINE TEMPERATURE SENSOR LOW PRESSURE SWITCH HIGH PRESSURE SWITCH THERMOSTAT COMPRESSOR HARNESS SR1 SOUND DOME VIBRATION ISOLATOR SLEEVE LOCATIONS DO NOT REMOVE GROUND LUG HIGH VOLTAGE FIELD CONN...

Страница 4: ...um Fully insert the wrench into the valve stem recess Service valve stems are factory torqued from 9 ft lbs for small valves to 25 ft lbs for large valves to prevent refrigerant loss during shipping a...

Страница 5: ...ng is completed replace service port cap and tighten as fol lows 1 2 3 4 5 6 7 8 9 10 11 12 1 6 TURN Operating Angle Type Service Valve 1 Remove stem cap with an appropriately sized wrench 2 Use a ser...

Страница 6: ...ng when the pressure ratio meets a certain value or when the suction pressure is as high as 20 psig Compressor suction pressures should never be allowed to go into a vacuum Prolonged operation at low...

Страница 7: ...stallation clearance requirements POSITIONING CONSIDERATIONS Consider the following when positioning the unit S Some localities are adopting sound ordinances based on the unit s sound level registered...

Страница 8: ...unstable an uneven surface With unit positioned at installation site perform the following 1 Remove two side louvered panels to expose the unit base 2 Install the brackets as illustrated in Figure 4...

Страница 9: ...E DRILL 1 8 TWO 90 ELBOWS INSTALLED IN LINE SET WILL REDUCE LINE SET VIBRATION INSTALL UNIT LEVEL OR IF ON A SLOPE MAINTAIN SLOPE TOLERANCE OF 2 DEGREES OR 2 INCHES PER 5 FEET 50 MM PER 1 5 M AWAY FRO...

Страница 10: ...s illustrated in Detail D with the screw side as close to the unit as possible Then in a continuous motion 1 Slightly rotate and guide the lip of top tab inward as illustrated in Detail A and C then u...

Страница 11: ...50 5 15 042 3 8 10 7 8 22 3 8 10 7 8 22 048 060 3 8 10 1 1 8 29 3 8 10 1 1 8 29 Field Fabricated NOTE Some applications may required a field provided 7 8 to 1 1 8 adapter NOTE When installing refriger...

Страница 12: ...t is to be installed on exterior of outside wall PVC PIPE FIBERGLASS INSULATION CAULK OUTSIDE WALL VAPOR LINE WRAPPED WITH ARMAFLEX LIQUID LINE OUTSIDE WALL LIQUID LINE VAPOR LINE WOOD BLOCK BETWEEN S...

Страница 13: ...tion on the vapor service valve NOTE The fixed orifice or check expansion valve metering device at the indoor unit will allow low pressure nitrogen to flow through the system NITROGEN HIGH LOW USE REG...

Страница 14: ...y reconnect the liquid line to the indoor unit s liquid line orifice housing LOW HIGH EXISTING INDOOR unit GAUGE MANIFOLD INVERTED HCFC 22 CYLINDER CONTAINS CLEAN HCFC 22 TO BE USED FOR FLUSHING LIQUI...

Страница 15: ...econnected the liquid line to the indoor unit s distributor assembly B Install one of the provided Teflon rings around the stubbed end of the check expansion valve and lightly lubricate the connector...

Страница 16: ...ester POE oils are used in Lennox units charged with HFC 410A refrigerant Residual mineral oil can act as an insulator preventing proper heat transfer It can also clog the expansion device and reduce...

Страница 17: ...valve to the center port of the manifold gauge set D Adjust dry nitrogen pressure to 150 psig 1034 kPa Open the valve on the high side of the manifold gauge set in order to pressurize the line set an...

Страница 18: ...29 9 inches of mercury within a 20 minute period after shutting off the vacuum pump and closing the manifold gauge valves F When the absolute pressure requirement above has been met disconnect the ma...

Страница 19: ...AKER PANEL Refer to the unit nameplate for minimum circuit ampacity and maximum fuse or circuit breaker HACR per NEC Install power wiring and properly sized disconnect switch NOTE Units are approved f...

Страница 20: ...ee Figures 10 and 10 for typical configurations 3 A Run 24VAC control wires through hole with grommet B Make 24VAC control wire connections to Main Control Any excess high voltage field wiring should...

Страница 21: ...Page 21 XC17 SERIES Figure 7 Typical XC17 Wiring Downloaded from ManualsNet com search engine...

Страница 22: ...INFORMATION CONCERNING JUMPERS LOOP AND CONNECTIONS FOR THE MAIN CONTROL DS13 and DS15 DS11 and DS14 LED ALERT CODES LED ALERT CODES CUT FOR HUMIDITROL ENHANCED DEHUMIDIFICATION ACCESSORY EDA APPLICA...

Страница 23: ...M fan motor 24VDC output connection 2 E28 FAN C ECM common connection for ECM fan E30 Six position square pin header E30 provides connections for the temperature sensors DIS YELLOW Pins 5 and 6 DIS 5...

Страница 24: ...rol comes from factory with metal jumpers across W1 W2 and W3 For one stage electric heat do not remove metal jumpers Outdoor sensor for outdoor temperature display Optional 1 2 3 5 1 2 5 On board lin...

Страница 25: ...using the ComfortSense 7000 Y0349 with Control LSOM feature Resistor kit not required when using ComfortSense 7000 Y2081 Outdoor sensor for outdoor temperature display Optional Cut on board link W914...

Страница 26: ...h The voltage must be within the range listed on the unit s nameplate If not do not start the equipment until you have consulted with the power company and the voltage condition has been corrected 6 S...

Страница 27: ...entering indoor coil F INDOOR COIL DRY BULB DRY BULB WET BULB B TDrop 19 A Dry bulb Wet bulb F A 72 B 64 C 53 air flow air flow All temperatures are expressed in F 1 Determine the desired DT Measure e...

Страница 28: ...e set 3 8 9 5 mm 3 ounce per 5 85 g per 1 5 m If line length is greater than 15 ft 4 6 m add this amount If line length is less than 15 ft 4 6 m subtract this amount Refrigerant Charge per Line Set Le...

Страница 29: ...if less than shown add refrigerant 1 Confirm proper airflow across coil using Figure 12 2 Compare unit pressures with Table 4 Normal Operating Pressures 3 Use SUBCOOLING to correctly charge unit or to...

Страница 30: ...s only expressed in psig liquid 10 and vapor 5 psig indoor match up indoor air quality and indoor load will cause the pressures to vary These operating pressures are also listed on the unit charging s...

Страница 31: ...r short the control will de energize all the outputs and anti short cycle timer is started Discharge sensor faulty alert LED code will be displayed OUTDOOR AMBIENT TEMPERATURE RT13 If the outdoor ambi...

Страница 32: ...VAC power to the outdoor unit s Main Control 2 If the jumper remains on the TEST pins for longer than five seconds the Main Control will ignore the JUMPER ON TEST pins and revert to normal operation Y...

Страница 33: ...42 3 24525 9 9 62712 27 0 210805 90 6 7225 41 7 24934 9 3 63752 27 8 217080 89 4 7444 41 1 25349 8 8 64812 28 7 223677 88 1 7666 40 5 25769 8 3 65895 29 5 230621 86 9 7890 39 9 26195 7 7 67000 30 4 2...

Страница 34: ...5 75 0 10495 232 4 492 163 2 1590 119 3 3816 74 1 10749 230 5 507 162 3 1617 118 5 3877 73 1 11014 228 6 523 161 4 1644 117 8 3940 72 1 11289 226 7 538 160 5 1672 117 0 4005 71 1 11575 224 9 553 159 7...

Страница 35: ...r power up existing code will display for 60 seconds and then clear 2 Automatic Reset After an alert is detected the Main Control continues to monitor the unit s system and compressor operations When...

Страница 36: ...system operating pressures and compare to unit charging charts 4 Make sure all pressure switches and sensors have secure connec tions to system to prevent refrigerant leaks or errors in pressure and...

Страница 37: ...coil is dirty 6 Liquid line restriction filter drier blocked if present 7 Thermostat is malfunctioning S Check thermostat sub base or wiring for short cir cuit S Check thermostat installation locatio...

Страница 38: ...ailed 2 Open circuit in compressor start wiring or connec tions S Check wiring and connectors between supply and the compressor S terminal 3 Compressor start winding is damaged S Check compressor moto...

Страница 39: ...Page 39 XC17 SERIES Figure 19 High Pressure Switch Operation Downloaded from ManualsNet com search engine...

Страница 40: ...Page 40 506510 01 Figure 20 Low Pressure Switch Operation Downloaded from ManualsNet com search engine...

Страница 41: ...Page 41 XC17 SERIES Figure 21 High Discharge Temperature Sensor Operation Downloaded from ManualsNet com search engine...

Страница 42: ...for a single stage outdoor unit see table 11 VERIFYING CORRECT DC OUTPUT VOLTAGE J2 The following three methods can be used to determine whether the fan motor is operating at the correct RPMs based o...

Страница 43: ...ge Operation Low Stage ECM1 Y1 ONLY One slow flash then short pause RPM Indicator NOTE There is a long pause between stage operationand RPM indicator See Tables 1 and 2 for LED RPM indicator RPM Indic...

Страница 44: ...M TERMINALS SEE TABLE 11 FOR OPTIMAL DC VOLTAGE BASED ON CFM PROFILE USED COM FAN PWM OUT GREEN RED BROWN RED BLACK YELLOW YELLOW RED RED BLACK GREEN YELLOW BLACK PWM FAN CONTROL YELLOW BLACK YELLOW B...

Страница 45: ...W WIRE GREEN RED BROWN RED BLACK YELLOW YELLOW RED RED BLACK GREEN YELLOW BLACK PWM FAN CONTROL YELLOW BLACK YELLOW BLUE SEE TABLE 11 FOR CFM PROFILE SELECTION OPTIONS TO MAIN CONTROL EXT PWR R BLACK...

Страница 46: ...hat the motor does operate J2 1 Verify main 240 volt power if OFF to unit 2 Remove both wires brown and black from the J2 terminal on the fan motor control 3 Room thermostat should be in OFF position...

Страница 47: ...ock airflow across the coil e g pet urine cottonwood seeds fertilizers fluids that may contain high levels of corrosive chemicals such as salts Sea Coast Moist air in ocean locations can carry salt wh...

Страница 48: ...5 Indoor Unit The indoor unit s evaporator coil is equipped with a drain pan to collect condensate formed as your system removes humidity from the inside air Have your dealer show you the location of...

Страница 49: ...on unit or installation instructions for required subcooling and approach temperatures Subcooling A B SUBCOOLING Saturated Condensing Temperature A minus Liquid Line Temperature B Approach A B APPROA...

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