Lennox Dave Lennox Signature SL28XCV Installation Instructions Manual Download Page 14 | Manualshive

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Lennox Dave Lennox Signature SL28XCV Installation Instructions Manual Download Page 14

Page 14

ELECTRICAL – Outdoor Control (A175) Jumpers and Terminals

RAST TERMINALS FOR

THERMOSTAT WIRING

CONNECTION

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 9

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Summary of Contents for Dave Lennox Signature SL28XCV

Page 1: ...NTROL PANEL ACCESS LOCATION 6 152 36 914 12 305 30 762 24 610 LINE SET CONNECTIONS ACCESS PANEL REAR VIEW OF UNIT 48 1219 MINIMUM CLEARANCE BETWEEN TWO UNITS CLEARANCE ON ALL SIDES INCHES MILLIMETERS...

Page 2: ...E FOR EXTRA STABILITY Deck Top Mounting Elevated Slab Mounting using Feet Extenders Stabilizing Unit on Uneven Surfaces WOOD OR PLASTIC SLAB NO PLASTIC ANCHOR HOLE DRILL 1 8 INSTALL UNIT LEVEL OR IF O...

Page 3: ...8XCV 024 47 00 35 50 39 40 35 00 15 97 SL28XCV 036 47 00 35 50 39 40 35 00 15 97 SL28XCV 048 47 00 35 50 39 40 35 00 15 97 SL28XCV 060 47 00 35 50 39 40 35 00 15 97 4 5 8 117 BASE WITH ELONGATED LEGS...

Page 4: ...ly charged with mineral oil or if it is being matched with a coil which was manufactured before January of 1999 the coil and line set must be flushed prior to installation Take care to empty all exist...

Page 5: ...ths may be more or less depending on remaining system design factors Maximum linear actual length 150 feet Maximum linear liquid lift 60 feet NOTE Maximum lifts are dependent on total length number of...

Page 6: ...50 41 31 22 1 2 25 50 60 60 60 60 3 8 25 50 36 22 8 NR 1 2 25 50 60 60 60 59 Shaded rows indicate rated liquid line size A Find your unit on the left side of the table B Start with the rated liquid li...

Page 7: ...t the liquid line to the indoor unit s liquid line orifice housing LOW HIGH EXISTING INDOOR UNIT GAUGE MANIFOLD CYLINDER CONTAINING CLEAN HCFC 22 TO BE USED FOR FLUSHING Positioned to deliver liquid r...

Page 8: ...t nitrogen flow will have an exit point NITROGEN HIGH LOW B A C PIPING PANEL REMOVAL PREPARING LINE SET CAP AND CORE REMOVAL Remove piping panel to access service valves Cut ends of the refrigerant li...

Page 9: ...S POINT FLAME AWAY FROM SERVICE VALVE LIQUID LINE WATER SATURATED CLOTHS WATER SATURATED CLOTHS 6A 6B SUCTION VAPOR SERVICE PORT MUST BE OPEN AND MOVED TO ALLOW EXIT POINT FOR NITROGEN FLOW IMPORTANT...

Page 10: ...bulb insulation is required if mountedexternal to the coil casing sensing bulb installation for bulb positioning STUB END TEFLON RING LIQUID LINE ASSEMBLY WITH BRASS NUT DISTRIBUTOR ASSEMBLY 3 Instal...

Page 11: ...psig 1034 kPa Open the valve on the high side of the manifold gauge set in order to pressurize the line set and the indoor unit E After a few minutes open one of the service valve ports and verify th...

Page 12: ...nifold 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 positioned to deliver liquid...

Page 13: ...ct Specifications bulletin EHB and unit rating plate WARNING ELECTROSTATIC DISCHARGE ESD Precautions and Procedures Electrostatic discharge can affect electronic components Take care during unit insta...

Page 14: ...AT WIRING CONNECTION 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 P...

Page 15: ...Page 15 FIGURE 10 Typical Field Wiring...

Page 16: ...TAPED 2 WRAPS MIN MACHINE TIGHTENED ARE NOT TAPED INTERNATIONAL UNITS M T VOLTAGE ARE ALWAYS TAPED 2 WRAPS MIN 6 REFER TO COMPRESSOR FOR ACTUAL TERMINAL ARRANGEMENT 7 WIRES WILL BE SHOWN GOING TO PRO...

Page 17: ...d also include an additional wire that should be connected on each end to the C terminal as shown in the figure below Any excess high voltage field wiring should be trimmed and secured away from any l...

Page 18: ...art Hub C i i R HD Display Subbase or Mag Mount COMMBUS A B ACC1 ACC2 SL28XCV Outdoor Unit SL28XCV RAST 6 Pin Connectors OATS Optional DATS Optional B A O Y1 FIGURE 12 SL28XCV with iComfort S30 Commun...

Page 19: ...ANIFOLD GAUGE SET AND SERVICE VALVES The liquid and vapor line service valves are used for re moving refrigerant flushing leak testing evacuating checking charge and charging Each valve is equipped wi...

Page 20: ...e table below Then add the additional refrigerant charge to the system Charge should be checked and adjusted using the ta bles provided on the charging procedure sticker on the unit access panel Detai...

Page 21: ...shrubbery away from the unit and periodically check for debris which collects around the unit During the winter months keep the snow level below the louvered panels NOTE The filter and all access pan...

Page 22: ...Pour water in pans to confirm proper drainage from the pan through to the outlet of the pipe Clean or replace as necessary 5 Inspect and clean indoor coil if necessary 6 Inspect the condition of the...

Page 23: ...y Air Temperature Ambient Temperature Return Air Temperature System Refrigerant Charge Refer to manufacturer s information on unit or installation instructions for required subcooling and approach tem...

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