Water Furnace SAH Series Installation Manual Download | Manualshive

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IM2518AG1 05/17

Air Handler Ins

tallation Manual

Design Features

Factory Options

Accessories

Dimensional Data

Physical Data

Performance Data

Engineering Guide Specifications

Air Handler

SAH

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Summary of Contents for SAH Series

Page 1: ...IM2518AG1 05 17 Air Handler Installation Manual Design Features Factory Options Accessories Dimensional Data Physical Data Performance Data Engineering Guide Specifications Air Handler SAH...

Page 2: ......

Page 3: ...General Installation Information 5 12 Electrical Data 13 15 Wiring Schematics 16 25 SAH 5 Speed ECM Blower Performance Data Option A 26 27 Blower Performance Data Option C 28 30 Unit Start Up 31 Dime...

Page 4: ...MBTUH 042 MBTUH 048 MBTUH 060 MBTUH 066 MBTUH Vintage Factory Use Only Electric Heat 00 None 05 5kW 022 036 only No Breakers 10 10kW 036 066 only No Breakers 15 15kW 042 066 only with Breakers 20 20k...

Page 5: ...conforming to manufacturer s and local municipal building codes the equipment should also be installed in accordance with the National Electric Code and National Fire Protection Agency recommendation...

Page 6: ...drain line should terminate somewhere that is easily visible by the homeowner Be certain to show the homeowner the termination location of the secondary drain line and to explain its purpose Duct Sys...

Page 7: ...ould be installed in the S clip section which is inside the drain pan edge Return Duct Attachment Component Location Condensate Deflector on Horizontal Drain Pan Edge FIGURE 6 S Clip Installation FRON...

Page 8: ...e primary drain is blocked The drain line should not be smaller than the drain connection at the condensate pan If the air handler is located in an unconditioned space water in the trap may freeze Sin...

Page 9: ...r Discharge Application To convert the SAH Series air handler for horizontal left air discharge applications follow the steps below 1 With the air handler in the vertical top flow position remove all...

Page 10: ...fe Connection to the Coil Connect the refrigerant line set to the A coil tubes Nitrogen should be bled through the system at 2 to 3 PSI to prevent oxidation inside the refrigerant tubing Use a low sil...

Page 11: ...n charge amounts used with the split Line Set Sizes Unit Size Air Handler 20 feet 40 feet 60 feet Split Factory Charge oz Charge Amount with SAH Air Handler oz Suction Liquid Suction Liquid Suction Li...

Page 12: ...12 SAH AIR HANDLER INSTALLATION MANUAL General Installation Information cont Figure 4 Decrease Superheat Open Valve Increase Superheat Close Valve...

Page 13: ...at each of the auxiliary heat breakers On air handlers with 15 and 20kW heater kits a circuit breaker cover is provided The installer can place the cover on the outside of the cabinet to seal the brea...

Page 14: ...6 25 0 25 25 048 0 0 7 0 7 0 7 0 8 8 8 8 15 15 9 6 32 765 single 7 0 34 7 40 0 41 7 47 0 52 1 58 8 60 60 14 4 49 147 single 7 0 52 0 60 0 59 0 67 0 73 8 83 8 80 90 14 4 49 147 L1 L2 7 0 34 7 40 0 41 7...

Page 15: ...ompressor Section To PB2 in Air Handler C C C C R R R R G G O O Y1 Y1 Y2 Y2 W2 W L L Air Handler transformer must be 100VA 3 7 2017 Field low voltage point to point wiring Standard Non Communicating C...

Page 16: ...tting diode Green 208 230V Relay coil Electric Heat Contactor Polarized connector Factory Low voltage wiring Factory Line voltage wiring Field low voltage wiring Field line voltage wiring Optional blo...

Page 17: ...t terminal Thermal Limit Switch Field wire lug Ground HE PB Heater element Power block Legend N O N C G L1 ER1 to ER4 Aux heat stage relays 1 2 3 P EHC EHC Breaker TS HE1 TS1 FL1 G L2 L1 208 230 60 1...

Page 18: ...d wire lug Ground HE PB Heater element Power block Legend N O N C G L1 ER1 to ER4 Aux heat stage relays 1 2 3 P EHC EHC Breaker TS HE1 FL1 RELAY HE2 FL2 G L2 L1 208 230 60 1 2 3 1 RELAY Yellow White B...

Page 19: ...the auxiliary heat kit the Installer will need to verify that each leg of the auxiliary heat circuit breakers are wired from the power supply correctly in order for the electric heat kit to operate p...

Page 20: ...need to be rewired so that breakers in the auxiliary heat kit match the wiring of the Disconnect Panel breakers Meaning L1 and L2 from one breaker in the disconnect panel must connect to L1 and L2 at...

Page 21: ...re will need to connect from the TO ABC C R power block PB2 in the Air Handler to the ABC P7 See detail A on schematic connection on the ABC board in the compressor section Detail A TO COMM STAT C R T...

Page 22: ...nicating Thermostat will connect to the COMM STAT C R power block PB3 in the air handler A 4 conductor 20AWG wire will need to connect from the TO ABC C R power block PB2 in the Air Handler to the ABC...

Page 23: ...Y Yellow White Brown Blue Blue Blue Yellow Blue Yellow Blue Blue Yellow T Black Black FP2 Sensor PB1 L1 L2 Red Note 1 PB4 TS1 Yellow Yellow R1 R2 NOTE 3 TO COMM STAT C R TO ABC C R RS485 NET C R ABC P...

Page 24: ...ne voltage wiring Field low voltage wiring Field line voltage wiring Optional block DC Voltage PCB traces Internal junction Quick connect terminal Thermal Limit Switch Field wire lug Ground HE PB SW1...

Page 25: ...Thermostat LO R C O G Y1 Y2 DH W P1 ABC Board Non Communicating Thermostat will connect to the P1 connection on the ABC board in the compressor section A 4 conductor 20AWG wire will need to connect fr...

Page 26: ...1300 1270 1240 1210 1180 1120 1000 930 048 High 5 W 11 x 10 1 1960 1945 1930 1915 1900 1880 1860 1845 1830 1810 1790 1750 1700 1660 1600 Med High 4 Y2 1790 1775 1760 1745 1730 1710 1690 1670 1650 1535...

Page 27: ...ressure increases airflow decreases resulting in less torque on the rotor The motor responds only to changes in torque and adjusts its speed accordingly The 5 Speed ECM motor is powered by line voltag...

Page 28: ...0 1400 H 1500 1600 1700 Aux 048 0 75 650 750 800 900 G 1000 1150 1200 1300 L 1400 1500 H 1600 1700 Aux 060 0 75 950 1100 G 1200 1350 1500 1650 L 1700 1800 H 2000 Aux 2100 2200 066 0 75 950 1100 G 1200...

Page 29: ...g system is provided on P7 on the AHB and AXB This is a dedicated communication port using a proprietary ModBus protocol An AXB in the compressor section or an AHB in the air handler is required Consu...

Page 30: ...or G Low Y1 High Y2 and Aux can be adjusted directly at the Aurora ABC board which utilizes the push button SW1 on the ABC board This procedure is outlined in the ECM Configuration Mode portion of the...

Page 31: ...re must be taken not to damage the aluminum fins while cleaning Caution Fin edges are sharp Ethernet Cable A 100 foot Cat6 Ethernet cable is shipped with the air han dler in the 985506 01 SAH Installa...

Page 32: ...7 4 3 7 9 10 4 2 8 35 6 4 6 35 6 4 6 111 5 13 0 7 6 11 2 4 2 10 5 108 2 114 6 6 4 in 21 6 21 2 52 0 50 1 47 6 2 6 1 9 4 8 6 4 8 5 9 7 1 1 1 7 2 9 4 5 16 7 18 3 20 1 2 2 17 2 2 2 18 5 1 6 4 2 6 7 1 2...

Page 33: ...3 69 3 74 9 78 2 2 8 4 3 7 1 11 4 33 0 36 8 41 1 2 8 4 6 35 6 45 7 5 6 5 6 34 8 47 0 12 7 7 9 4 6 11 0 in 21 5 21 2 52 0 4 4 1 9 2 6 22 8 25 7 27 3 29 3 30 6 1 1 1 7 2 8 4 5 16 6 18 2 20 1 1 2 3 8 14...

Page 34: ...ECM Motor 208 230 60 1 14S562 01 14S562 02 14S562 03 14S563 01 14S563 02 14S563 03 ECM Power Harness 11P810 05 ECM Control Harness 11P811 05 Variable Speed ECM Motor Blower Control Option C Blower Ass...

Page 35: ...35 SAH AIR HANDLER INSTALLATION MANUAL Revision Guide Pages Description Date By 15 20 Updated Wiring Schematics 02 May 2017 MA All Document Creation 01 Mar 2017 JM...

Page 36: ...ndler Type R 410A Size 2 6 Tons Document Installation Manual 2017 The manufacturer has a policy of continual product research and development and reserves the right to change design and speci cations...

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