Diamond Air 13 SEER SERIES Installation Instructions Manual Download Page 19

Page: 19 / 21

40/50

Model(Btu/h)

Outdoor Unit

Power Line

15/20

Outdoor-Indoor

Signal Line

Thermostat

Signal Line

30/30

Line Quantity

Line Diameter

(AWG )

Line Quantity

Line Diameter

(AWG )

Line Quantity

Line Diameter

(AWG)

18000/24000

30000/36000 42000

48000/60000

60000

TABLE 4: W iring Gauge for A/C Systems.

THERMOSTAT

LLO

INDOOR UNIT

OUTDOOR UNIT

LACK

Fig.13 Control Wiring for A/C Systems.

BLACK

Input Current Fuse Amps

Suggestion:

When choosing a thermostat, choose K5R-25B or a non-programmable

electric thermostat series such as Honeywell (TH5220D). Please refer to thermostat

electrical manual for wiring schematic.

Power Supply

208/230V 1Ph 60Hz

208/230V 3Ph 60Hz

All dimensions are in inches. They are subject to change without notice. Certified

dimensions will be provided upon request.

Summary of Contents for 13 SEER SERIES

Page 1: ...hly before attempting installation or operation Failure to follow these instructions may result in improper installation adjustment service or maintenance possibly resulting in fire electrical shock property damage personal injury or death RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORTANT SAFETY INFORMATION DO NOT DESTROY THIS MANUAL Please read carefully and keep in a safe place for future refe...

Page 2: ...MOVING THE TOP PANEL AND MOTOR 12 4 0 ELECTRICAL CONNECTIONS 13 4 1 GENERAL INFORMATION GROUNDING 13 4 2 FIELD CONNECTIONS POWER WIRING 13 5 0 EVACUATION 14 6 0 INTERCONNECTING TUBING 14 6 1 VAPOR AND LIQUID LINES 14 6 2 MAXIMUM LENGTH OF LINES 14 6 3 VERTICAL SEPARATION 14 7 0 SYSTEM OPERATION 14 7 1 COMPRESSOR CRANKCASE HEATER CCH 14 7 2 PROTECTION FUNCTION INTRODUCTION 16 8 0 THREE PHASE COMPRE...

Page 3: ...efer to this manual for assistance or for additional information consult a qualified contractor installer or service agency This is an attention alert symbol When you see this symbol on labels or in manuals be alert to the potential for personal injury CAUTION This product must be installed in strict compliance with the installation instruc tions and any applicable local state and national codes i...

Page 4: ...dify the control system to operate with any kind of Iow ambient kit 5 The maximum allowable line length for this product is 150 feet Just for Scroll compressor 1 2 LIMITATIONS The unit should be installed in accordance with all National State and Local Safety Codes and the limitations listed below As soon as a unit is received it should be inspected for possible damage during transit If damage is ...

Page 5: ... 4 48 33 3 16 843 28 710 28 710 3 8 7 8 60 29 1 8 740 29 1 8 740 3 8 7 8 Unit Model Btu h Dimensions Inches Refrigerant Connection Service Valve Size 33 3 16 843 24 15 16 633 24 15 16 633 24 15 16 633 24 15 16 633 VAPOR LINE CONNECTION CONTROL WIRING 7 8 22 2mm KNOCKOUT 1 11 32 34 5mm LIQUID LINE CONNECTION FIG 2 DIMENSIONS SERVICE FITTING H W L SERVICE ACCESS ALLOW 24 CLEARANCE AIR INLETS LOUVERE...

Page 6: ...w accumulation Check the local weather bureau for the expected snow accumulation in your area Isolate the unit from rain gutters to avoid any possible wash out of the foundation When installing units on a roof the structure must be capable of supporting the total weight of the unit including a padded frame unit rails etc which should be used to minimize the transmission of sound or vibration into ...

Page 7: ...or approved system combinations The charge given is applicable for total tubing lengths up to 25 feet NOTE Using a larger than specified line size could result in oil return problems Using too small a line will result in loss of capacity and other problems caused by insuf ficient refrigerant flow Slope horizontal vapor lines at least 1 every 20 feet toward the outdoor unit to facilitate proper oil...

Page 8: ...h the liquid and vapor connections The total system refrigerant charge is retained within the outdoor unit during shipping and installation The reusable service valves are provided to evacuate and charge per this instruction Serious service problems can be avoided by taking adequate precautions to assure an internally clean and dry system 3 6 PRECAUTIONS DURING BRAZING OF LINES 8 Insulated Vapor L...

Page 9: ...nect the refrigerant lines using the following procedure 2 Braze the liquid line to the liquid valve at the outdoor unit Be sure to wrap the valve body with a wet rag Allow the nitrogen to continue flowing Refer to the Tabular Data Sheet for proper liquid line sizing 3 Carefully remove the rubber plugs from the evaporator liquid and vapor connections at the indoor coil 4 Braze the liquid line to t...

Page 10: ...T LIQUID VAPOR LIQUID LONG LINE SIZE Tube Diameter Tube Diameter Tube Diameter 18 3 8 3 4 3 8 24 3 8 3 4 3 8 30 3 8 3 4 3 8 36 3 8 3 4 3 8 42 3 8 3 8 48 3 8 3 8 60 3 8 7 8 3 8 WARNING Never attempt to repair any brazed connections while the system is under pres sure Personal injury could result See System Charge section for checking and recording system charge 10 3 4 7 8 3 8 UNIT MOUNTING 2 If ele...

Page 11: ... tighten the concrete fastener to avoid weakening the concrete Step 1 Prior to installing clear pad of debris IMPORTANT Then cement pad must be made of HVAC approved materials and must be the proper thickness to accommodate fasteners Step 2 Center and level unit onto pad Fig 7 RECOMMENDED ELEVATED INSTALLATION ELEVATION ABOVE ANTICIPATED SNOW IS NECESSARY BASE PAD CONCRETE OR OTHER SUITABLE MATERI...

Page 12: ...p 4 Remove fan motor by removing 5 16 bolts from cover Step 5 Remove fan blade from motor by removing 1 2 bolt and place fan on the ground Step 6 Reverse removal process to reinstall the fan and motor IMPROTANT NOTE When connecting motor wires be sure to check motor direction e Damage will occur to condenser unit if you remove fan bolts prior to cover removal NOTE REQUIRED PARTS LIST SEE DETAIL B ...

Page 13: ... unit service access panel and this instruction 1 Install the proper size weatherproof disconnect switch outdoors and within sight of the unit 2 Remove the screws at the side of the corner cover Slide corner cover down and remove from unit See Fig 10 3 Run power wiring from the disconnect switch to the unit 4 Route wires from disconnect through power wiring opening provided and into the unit contr...

Page 14: ...ted Disconnect switch on and wall thermostat off 14 6 0 INTERCONNECTING TUBING 6 1 VAPOR AND LIQUID LINES Keep all lines sealed until connection is made Make connections at the indoor coil first Refer to Line Size Information in Tables 2 and 3 for correct size and multipliers to be used to determine capacity for various vapor line diameters and lengths of run The losses due to the lines being expo...

Page 15: ... Feet Line Size Connection Size Inch I D Compressor Type Scroll Scroll Scroll 1 1 2 Ton 3 8 2 Ton 3 8 3 8 2 1 2 Ton NOTES Standard line size N A Application not recommended Scroll Scroll Scroll Scroll 3 1 2 Ton 4 Ton 5 Ton 3 8 3 8 1 1 2 Ton 2 Ton 2 1 2 Ton 3 Ton 3 1 2 Ton 4 Ton 5 Ton 3 4 I D 3 4 I D 3 4 I D 3 4 I D 3 4 I D 7 8 I D 7 8 I D 5 8 Opt 5 8 Opt 5 8 Opt 5 8 Opt 5 8 Opt 3 4 Opt 1 1 8 Opt 3...

Page 16: ...s vapor liquid and discharge If adding R 410A raises both vapor pressure and temperature the unit is over charged IMPORTANT Use industry approved charging methods to ensure proper system charge When T4 5 F compressor will stop When T4 10 4 F compressor will restart 9 CHECKING REFRIGERANT CHARGE Three phase scrolls are power phase dependent and can compress in more than one direction Verify proper ...

Page 17: ... adequate otherwise evacuate the entire system Note that charge value includes charge required for 15 ft of standard size interconnecting liquid line Calculate actual charge required with installed liquid line size and length using 1 4 O D 3 oz ft 5 16 O D 4 oz ft 3 8 O D 6 oz ft 1 2 O D 1 2 oz ft With an accurate scale 1 oz or volumetric charging device adjust charge difference between that shown...

Page 18: ...O M R E H T O T Fig 12 Outdoor Unit Wiring Diagram for A C Systems 208 230V 3P 60Hz CC COMPRESSOR CONTACTOR COMP COMPRESSOR PCB PCB CONTROL T4 10KΩ RESISTANCE T3 10KΩ RESISTANCE OFM OUTDOOR FAN MOTOR RC RUN CAPACITOR GND GROUND CHASSIS LINE VOLTAGE FACTORY STANDARD FIELD INSTALLED FACTORY OPTIONAL LOW VOLTAGE FACTORY STANDARD FIELD INSTALLED FACTORY OPTIONAL USE COPPER CONDUCTORS ONLY WARNING CABI...

Page 19: ...iring Gauge for A C Systems THERMOSTAT C R ED YELLO W GREEN Y R G INDOOR UNIT OUTDOOR UNIT G C Y BLACK R C Fig 13 Control Wiring for A C Systems 19 BLACK Input Current Fuse Amps Suggestion When choosing a thermostat choose K5R 25B or a non programmable electric thermostat series such as Honeywell TH5220D Please refer to thermostat electrical manual for wiring schematic Power Supply 208 230V 1Ph 60...

Page 20: ...ROL AMBIENT TEMPERATURE Fig 15 Outdoor Unit Wiring Diagram for H P Systems 208 230V 3P 60Hz CC COMPRESSOR CONTACTOR CCH CRANKCASE HEATER COMP COMPRESSOR DFC DEFROST CONTROL T4 AMBIENT TEMPERATURE T3 PIPE TEMPERATURE HPC HIGH PRESSURE CUT OUT CONTROL LPC LOW PRESSURE CUT OUT CONTROL OFM OUTDOOR FAN MOTOR RC RUN CAPACITOR RV REVERSING VALVE GND GROUND CHASSIS HGS HOT GAS SENSOR LINE VOLTAGE FACTORY ...

Page 21: ...grammable electric thermostat series such as Honeywell TH5220D Broken lines means H P system with electric heating Please refer to thermostat electrical manual for wiring schematic 21 3 40 50 Model Btu h Outdoor Unit Power Line 15 20 Outdoor Indoor Signal Line 10 14 12 Thermostat Signal Line 30 30 Line Quantity Line Diameter AWG 3 3 5 18 18 18 Line Quantity Line Diameter AWG 5 5 5 18 18 18 Line Qu...

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