Lennox Elite XP20-024-230 Скачать руководство пользователя страница 13

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Page 13

XP20 SERIES

STEP 5 -- ELECTRICAL -- Master Control Jumper and Terminals

PUSH

BUTTON

7-SEGMENT

DISPLAY

PUMP DOWN - WHEN UNIT IS IN PUMP DOWN MODE, Pd WILL BE

DISPLAYED ON 7-SEGMENT.

TO ACTIVATE PUMP DOWN MODE, THE CONTROL MUST BE IN

THE IDLE STATE, AND THE PUMP DOWN JUMPER PLACED

ACROSS THE TWO PUMP DOWN PINS. TO DEACTIVATE,

REMOVE JUMPER.

FIGURE 13

Содержание Elite XP20-024-230

Страница 1: ...formation consult the Installa tion and Service Procedures manual available as Corp 1408 L10 on DaveNet or through the Technical Support department at 800 453 6669 WARNING Improper installation adjust...

Страница 2: ...ructure observe the following While installing or servicing this unit carefully stow all removed panels so that the panels will not cause injury to personnel objects or nearby structures Also take car...

Страница 3: ...NCHES PER 5 FEET 50 MM PER 1 5 M AWAY FROM BUILDING STRUCTURE MOUNTING SLAB BUILDING STRUCTURE GROUND LEVEL FIGURE 3 LEG DETAIL BASE 2 50 8MM SCH 40 FEMALE THREADED ADAPTER ELEVATED SLAB MOUNTING USIN...

Страница 4: ...n lines Oxygen when ex posed to a spark or open flame can cause fire and or an explosion that could result in property damage personal injury or death IMPORTANT Some scroll compressors have an interna...

Страница 5: ...Sizes for Horizontal Runs Required Vapor Riser Size 024 180 150 60 60 7 8 5 8 036 180 150 60 60 7 8 3 4 048 180 150 60 60 7 8 7 8 060 180 150 60 60 7 8 7 8 Table 3 Liquid Line Diameter Selection Table...

Страница 6: ...id line orifice housing LOW HIGH EXISTING INDOOR UNIT GAUGE MANIFOLD CYLINDER CONTAINING CLEAN HCFC 22 TO BE USED FOR FLUSHING Positioned to deliver liquid refrigerant LIQUID LINE SERVICE VALVE INLET...

Страница 7: ...ur the ends The pipe must remain round Do not crimp end of the line Remove service cap and core from both the suction and liquid line service ports 1 2 LIQUID LINE SERVICE VALVE SERVICE PORT CORE SERV...

Страница 8: ...water saturated cloths WHEN BRAZING LINE SET TO SERVICE VALVES POINT FLAME AWAY FROM SERVICE VALVE PREPARATION FOR NEXT STEP 7 WRAP SERVICE VALVES To help protect service valve seals during brazing w...

Страница 9: ...S NUT DISTRIBUTOR ASSEMBLY C Install one of the provided Teflon rings around the stubbed end of the expansion valve and lightly lubricate the connector threads and expose surface of the Teflon ring wi...

Страница 10: ...e cylinder of HFC 410A refrigerant to the center port of the manifold gauge set Open the valve on the HFC 410A cylinder vapor only B Open the high pressure side of the manifold to allow HFC 410A into...

Страница 11: ...um pump and closing the manifold gauge valves F When the absolute pressure requirement above has been met disconnect the manifold hose from the vacuum pump and connect it to a cylinder of HFC 410A pos...

Страница 12: ...ge as a result of slugging CAUTION ELECTROSTATIC DISCHARGE ESD Precautions and Procedures Electrostatic discharge can affect electronic components Take care during unit installation and service to pro...

Страница 13: ...s PUSH BUTTON 7 SEGMENT DISPLAY PUMP DOWN WHEN UNIT IS IN PUMP DOWN MODE Pd WILL BE DISPLAYED ON 7 SEGMENT TO ACTIVATE PUMP DOWN MODE THE CONTROL MUST BE IN THE IDLE STATE AND THE PUMP DOWN JUMPER PLA...

Страница 14: ...oise see below Use a wire nut to bundle the four unused wires at each end of the cable Each bundle should also include an additional wire that should be connected on each end to the C terminal as show...

Страница 15: ...cles Charging The XP20 unit is factory charged with enough HFC 410A refrigerant to accommodate a 15 foot length of refrigerant piping Charge should be checked and adjusted using the tables provided on...

Страница 16: ...ealer show you the location of the drain line and how to check for ob structions This would also apply to an auxiliary drain if installed S Check the area around the outdoor unit monthly and re move a...

Страница 17: ...st debris obstructions leaks or cracks Pour water in pans to confirm proper drain age from the pan through to the outlet of the pipe Clean or replace as necessary E Inspect and clean evaporator indoor...

Страница 18: ...G MODE Vapor Pressure Liquid Pressure Supply Air Temperature Ambient Temperature Return Air Temperature HEATING MODE Vapor Pressure Liquid Pressure Supply Air Temperature Ambient Temperature Return Ai...