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Alarms and Troubleshooting

OAU-SVX004D-EN

Table 20. TOAU UC600 alarms

Point Diagnostic

Possible Cause

Indoor Fan
Failure

VFD not operating

Outdoor and/or Return Air Dampers not
Operating Properly

Indoor Fan Motor Failure

Indoor Fan Failure Switch IFFS (pressure)
Failure

IFFS Tubing damaged or not properly
connected

Refer to startup procedure

OAD Proving
Switch

No voltage at actuator

Failed OAD power transformer

No continuity thru end switch (check at UC)

Note: If unit optional RA damper is
installed, send switch on OAD is always
proven

Discharge Air
Temp Source
Failure

BAS communication down

Failed sensor or improper sensor
installation

Fire Shutdown

BAS ONLY

Low Temp
Lockout

Heat Overridden OFF

Compressor(s) Overridden ON

Setpoint Failures Incorrect

DAT sensor malfunction

Reference

Table 21, p. 80

for heat failure

issues

Space Temp
Source Failure

BAS communication down

Failed sensor or improper sensor
installation

OA Temp Source
Failure

BAS communication down

Failed sensor or improper sensor
installation

OA Humidity
Source Failure

BAS communication down

Failed sensor or improper sensor
installation

Humidity Wiring is polarity sensitive

High Temp
Lockout

Heat Overridden ON

Low discharge air volume

Dirty air filters

High gas heater manifold pressure

OA/RA damper position incorrect

High temp limit not properly installed or
wired

DAT sensor malfunction

System Lockout

Check all Alarms

External safety device failed open

Space RH Source
Failure

BAS communication down

Failed sensor or improper sensor
installation

Humidity Wiring is polarity sensitive

ERV Leaving Air
Condition Failure

Failed RH or temperature sensor

Incorrectly installed or connect RH or Temp
sensor

Heat Failure

Applies to 5:1 and 10:1 Gas Heaters Only

Trips after heat command “ON” and no GV
status offer 1 minute

Refer to unit “Service Facts” heat control
LED status legend

No gas, low gas pressure or high gas
pressure to unit

Unit Manual shutoffs closed

Heater inducer failure

Heat relay failure

Loose or incorrect wiring

Table 21. TOAU UC600 troubleshooting

Trouble

Possible Cause

Unit Not Running

No power supply to unit disconnect switch

Power disconnect tripped

Lockout alarm mode

Emergency Stop condition exists

Unit in Unoccupied mode

Discharge air sensor failed or not installed and
connected to unit

No Heat

No gas supply to unit

Unit manual gas valve(s) closed

Heater high limit tripped

Heat relay not energized

Conditions do not warrant call for heat

Heater control module malfunction

Roll out switch trip

Main gas on-off switch OFF

Inducer fan failure

Heater air proving switch not making or failed

No Compressor

Compressor limit switch(es) open

Compressor relay not energized or failed

Conditions do not warrant call for cooling or
dehumidification

Wide Discharge
Temp Swings

Discharge air sensor position must be at least
4 ft.-0 in. away from unit outlet

Min and Max gas heater manifold pressures not set
correctly

Space too Hot,
Cold or Humid

Setpoints not adjusted properly

Space sensors not correctly located or wired

Malfunctioning space sensor

IFM or PEX VFD OC
Trip

Overcurrent alarm requires max Hz setting on VFD
be checked and set to not exceed motor
nameplate amps

EX VFD only run to
Min HZ Setting

If supplied with RA pressure transducer and
modulating damper setup is not installed or
properly wired.

ERV Will Not Run

ERV leaving air temp below 34°F low temp cutout

Interlocked with Exhaust fan if exhaust is not
running ERV will be OFF

Table 20. TOAU UC600 alarms (continued)

Point Diagnostic

Possible Cause

Содержание Horizon OABE/F

Страница 1: ...hauffage de ventilation et de climatisation CVC présentent un danger et requièrent des connaissances et une formation spécifiques Une installation un réglage ou une modification inappropriés d un équipement par une personne non qualifiée peut provoquer des blessures graves voire la mort Lors de toute intervention sur l équipement respectez les consignes de sécurité figurant dans la documentation a...

Страница 2: ...e service procedures In addition some states or municipalities may have additional requirements that must also be adhered to for responsible management of refrigerants Know the applicable laws and follow them The three types of advisories are defined as follows WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTIONs Indicates a pote...

Страница 3: ...res graves voire mortelles Afin de se prémunir d éventuels risques électriques mécaniques et chimiques les techniciens DOIVENT respecter les consignes préconisées dans le présent manuel sur les étiquettes et les autocollants ainsi que les instructions suivantes Avant d installer réparer cette unité les techniciens doivent IMPÉRATIVEMENT porter tout l équipement de protection individuelle EPI recom...

Страница 4: ...presence of an ignition source leading to an explosion Excessive heat from soldering brazing or welding with refrigerant vapors present can form highly toxic gases and extremely corrosive acids AVERTISSEMENT Risque d explosion et gaz mortels Le non respect de toutes les consignes de manipulation des fluides frigorigènes peut entraîner la mort ou des blessures graves N effectuez en aucune circonsta...

Страница 5: ... Explosion and Deadly Gases Failure to follow instructions could result in death or serious injury If you smell gas 1 Open windows 2 Don t touch electrical switches 3 Extinguish any open flame 4 Immediately call your gas supplier AVERTISSEMENT Risque d explosion et gaz mortels Le non respect de toutes les consignes de sécurité ci dessous peut entraîner la mort ou des blessures graves Si vous sente...

Страница 6: ...Data 16 Outdoor WSHP Units 16 OABE Units 16 Indirect Fired OAGE Units 18 OAKE Units 21 OANE Units 23 Indoor WSHP Units 25 OABE Units 25 OAGE Units 27 OAKE Units 28 OANE Units 30 Unit Weight and Rigging 33 Unit Weight 33 Rigging 35 Installation 38 Ductwork 38 General Unit Requirements 38 Horizon Water Source Heat Pump Field Con nection Instructions 39 OAB IF Heater Air Inlet Hood and Flue Assem bly...

Страница 7: ...ir Smoke Detector Mainte nance 65 Cooling Heating Season 65 Evaporator Coil Cleaning 65 Final Process 66 Performance Data 67 Superheat and Refrigeration Circuit Data 74 Alarms and Troubleshooting 79 Microprocessor Control 79 System Alarms 79 Sensor Failure Alarm Display 79 RTRM Failure Modes 81 Appendix 82 OAU Filter Guide 82 Field Installation of Factory Provided Sensors 83 Horizon Dedicated Outd...

Страница 8: ...ter Cooled DX Condenser Copper Steel 8 Water Cooled DX Condenser Copper Nickel Digit 15 Refrigerant Capacity Control 0 No RCC Valve Digit 16 Indoor Fan Motor IFM 0 ECM w Backward Curved Plenum Fan 4 Special Motor Option Digit 17 Indoor Fan Wheel A 355 B 450 C 450 X 2 Digit 18 Indoor Fan Motor Power hp Digit 19 Reserved for Future Use Digit 20 Heat Type PRI SEC 0 No Heat A Indirect Fired IF C Elect...

Страница 9: ...Dampers w Economizer Digit 34 Filtration Options A No Filters B MERV 8 30 C MERV 13 80 D MERV 14 95 E MERV 8 30 MERV 13 80 F MERV 8 30 MERV 14 95 G MERV 8 30 with UVC H MERV 13 80 with UVC J MERV 14 95 with UVC K MERV 8 30 MERV 13 80 and UVC L MERV 8 30 MERV 14 95 and UVC X Special Filter Options Digit 35 Smoke Detector Factory Installed 0 No Smoke Detector 1 Supply Smoke Detector 2 Return Smoke D...

Страница 10: ...gital Scroll 1st Circuit Only C Digital Scroll 1st and 2nd Circuit Digit 14 Condenser 3 Water Cooled DX Condenser Copper Steel 8 Water Cooled DX Condenser Copper Nickel Digit 15 Refrigerant Capacity Control 0 No RCC Valve Digit 16 Indoor Fan Motor IFM 0 Direct Drive w VFD 1 Direct Drive VFD by Others 4 Direct Drive w Shaft Grounding Ring w VFD 5 Special Motor Option Digit 17 Indoor Fan Wheel A 120...

Страница 11: ...No Powered Exhaust A 1 2 hp 1800 rpm B 1 2 hp 3600 rpm C 3 4 hp 1800 rpm D 3 4 hp 3600 rpm E 1 hp 1800 rpm F 1 hp 3600 rpm G 1 5 hp 1800 rpm H 1 5 hp 3600 rpm J 2 hp 1800 rpm K 2 hp 3600 rpm L 3 hp 1800 rpm M 3 hp 3600 rpm N 5 hp 1800 rpm P 5 hp 3600 rpm R 7 5 hp 1800 rpm S 7 5 hp 3600 rpm T 10 hp 1800 rpm U 10 hp 3600 rpm V 15 hp 1800 rpm W 15 hp 3600 rpm Digit 30 Reserved for Future Use Digit 31...

Страница 12: ...n Fused Disconnect G 65 SCCR Electrical Rating w Fused Disconnect H 65 KAIC Electrical Rating w Non Fused Disconnect J 65 KAIC Electrical Rating w Fused Disconnect L 65 KAIC Fused w Convenience Outlet M 65 SCCR Non Fused w Convenience Outlet Digit 37 Air Flow Monitoring 0 No Airflow Monitoring 1 Airflow Monitoring IFM Piezo Ring 2 Airflow Monitoring PE Piezo Ring 3 Airflow Monitoring Outdoor Air w...

Страница 13: ...ble request for ventilation cooling dehumidification and heating Indoor Fan Failure Input The Indoor Fan Failure Switch IFFS is connected to verify indoor fan operation When there is a call for the indoor fan to be energized the differential pressure switch connected to the Main Unit Display must prove airflow within 30 seconds or the Main Unit Display will shut off all mechanical operations lock ...

Страница 14: ...ed100 percent return air damper controlled by a direct coupled actuator that is electrically interlocked with the outdoor air damper Modulating Indirect Gas Fired Burner The unit will have fully modulating high turndown indirect gas fired heat The heating section will include high turn down burners and a stainless steel tubular heat exchanger The heat exchanger will be constructed of type 439 stai...

Страница 15: ...ty and peak operating efficiency Providing less than the recommended clearances may result in short circuiting of exhaust WARNING Fiberglass Wool Product may contain fiberglass wool Disturbing the insulation in this product during installation maintenance or repair will expose you to airborne particles of glass wool fibers and ceramic fibers known to the state of California to cause cancer through...

Страница 16: ...AVERTISSEMENT Matériaux combustibles Tout manquement à l obligation de maintenir une distance appropriée entre l échangeur de chaleur de l unité les surfaces de ventilation et les matériaux combustibles peut provoquer un incendie pouvant résulter en des blessures corporelles graves voire mortelles ou des dommages matériels Reportez vous à la plaque signalétique de l unité et aux instructions d ins...

Страница 17: ...rb data for OABE 3 9 tons with auxiliary cabinet 3 2 8 3 1 2 GUTTER B DETAIL 5 27 8 3 4 42 14 8 8 3 10 2 48 1 1 11 8 4 2 93 1 1 25 8 39 3 2 3 4 13 8 5 1 46 10 3 8 12 7 8 GUTTER B DETAIL A GUTTER SCALE 1 14 3 3 4 3 1 2 93 1 2 48 1 2 46 1 8 12 7 8 13 5 8 25 1 8 42 14 3 4 11 1 4 27 5 8 10 1 2 10 1 2 38 1 2 38 3 4 135 3 4 DETAIL B PIPE CHASE GUTTER SCALE 1 12 2 3 8 3 1 2 Figure 5 Unit dimensional data...

Страница 18: ... auxiliary cabinet Refer to project specific unit submittals Indirect Fired OAGE Units Unit Clearances Figure 6 Unit dimensional data for OABE 3 9 tons with auxiliary cabinet in 75 6 211 7 5217 9 723 9 5 7 6 9 Figure 8 Typical installation clearances for indirect fired OAGE unit in 72 84 36 36 48 48 ...

Страница 19: ...ittals Curb Dimensions Note Certain options require auxiliary cabinet Refer to project specific unit submittals Figure 9 Typical installation clearances for indirect fired OAGE unit with auxiliary cabinet in 72 84 72 48 36 48 36 Figure 10 Unit curb data for indirect fired OAGE in Figure 11 Unit curb data for indirect fired OAGE with auxiliary cabinet in ...

Страница 20: ...W 51 94 53 24 19 96 16 19 4 23 54 00 52 00 16 20 22 14 24 50 11 20 50 54 4 20 11 20 TOP VIEW 3 121 00 27 25 12 76 6 91 6 08 154 33 RIGHT SIDE VIEW Figure 13 Unit dimensional data for indirect fired OAGE with auxiliary cabinet in 18 25 36 03 ELECTRIC DISCONNECT 74 41 73 06 10 10 74 00 3 23 87 42 FRONT VIEW KCC International Inc 16 19 54 00 16 20 22 14 24 50 50 54 19 96 52 72 11 20 52 00 11 20 53 24...

Страница 21: ...ject specific unit submittals Curb Dimensions Figure 14 Typical installation clearances for OAKE unit in 84 72 48 48 36 48 Figure 15 Typical installation clearances for OAKE unit with auxiliary cabinet in Figure 16 Unit curb data for OAKE 12 30 tons in 72 84 48 48 36 48 SUPPLY RETURN GUTTER GUTTER DETAIL 2 6 47 22 31 1 1 52 56 22 2 1 TYP 16 30 29 98 102 23 ...

Страница 22: ... A DETAIL SUPPLY GUTTER A RETURN GUTTER B GUTTER B DETAIL 2 Ɨ 6 6 47 22 31 1 52 56 2 22 1 TYP 16 30 29 ƙ 102 Ɨ 23 Ɨ 58 54 Figure 18 Unit dimensional data for OAKE 12 30 tons in 26 046 86 046 83 565 60 000 86 394 81 536 67 943 5 964 60 467 FRONT VIEW 5 000 29 000 5 000 106 310 50 000 RA 30 000 SA RA SA 22 000 20 000 50 000 5 000 TOP VIEW DRAIN CONDENSATE GAS INLET 35 472 32 919 43 016 138 824 10 90...

Страница 23: ...nsional data for OAKE 12 30 tons with auxiliary cabinet in 86 046 83 565 60 000 81 536 86 394 67 943 26 046 5 964 60 467 FRONT VIEW RA 106 310 54 379 30 000 3 745 SA SA 50 000 29 000 RA 50 000 22 000 20 000 TOP VIEW Condensate drain Gas inlet 168 110 168 606 200 986 35 472 43 016 32 876 20 350 2 084 11 102 197 810 RIGHT SIDE VIEW Figure 20 Typical installation clearances for OANE unit in 96 96 48 ...

Страница 24: ... Typical installation clearances for OANE unit with auxiliary cabinet in Figure 22 Unit curb data for OANE 30 54 tons in 96 96 48 50 36 55 Gutter Details SUPPLY RETURN Gutter 2 6 22 51 1 1 63 59 33 136 140 1 TYP 22 66 22 2 Figure 23 Unit curb data for OANE 30 54 tons with auxiliary cabinet in RETURN Gutter A SUPPLY Gutter B Gutter B Detail Gutter A Detail 66 63 1 TYP 33 140 202 29 3 8 59 1 2 51 1 ...

Страница 25: ... 79 176 67 000 FRONT VIEW 5 000 5 000 57 000 SA 34 105 SA 31 000 5 000 53 895 20 000 RA 57 000 RA TOP VIEW drain Condensate Gas inlet 144 000 39 899 41 472 197 541 11 208 41 974 48 516 2 084 19 058 RIGHT SIDE VIEW Figure 25 Unit dimensional data for OANE 30 54 tons with auxiliary cabinet in 26 036 67 000 93 036 67 467 95 065 93 405 79 176 5 964 93 036 FRONT VIEW 144 321 RA 5 000 57 000 SA 34 105 S...

Страница 26: ...EW 101 084 97 000 SA 54 179 24 125 SA 6 893 23 000 8 137 16 072 12 000 4 000 Intake duct flange 97 353 LEFT SIDE VIEW Figure 27 Unit dimensional data for indoor OABE WSHP with horizontal supply return no ERV or exhaust fan in 3 875 52 000 41 250 Intake duct 6 875 16 143 17 250 Intake duct BACK VIEW 9 885 52 554 BOTTOM VIEW 6 893 4 393 97 000 RA 8 137 12 000 24 125 SA 101 084 43 897 16 072 19 688 1...

Страница 27: ...41 250 4 184 BACK VIEW 9 885 4 000 RA SA Duct flange Typical 52 554 BOTTOM VIEW 54 179 14 500 19 688 SA 24 125 SA 6 893 23 000 43 897 12 000 RA 8 137 16 072 4 000 4 393 143 221 139 449 Intake duct flange 26 625 RA 139 221 4 000 PE duct flange LEFT SIDE VIEW Figure 29 Unit dimensional data for indoor OAGE WSHP with horizontal supply and no return in Intake duct Intake duct 4 250 4 250 74 000 65 500...

Страница 28: ...2 121 000 72 096 28 098 19 000 SA 5 000 SA 20 048 48 322 28 952 RA 20 606 40 464 RA 4 152 16 072 4 000 Intake duct flange 121 371 LEFT SIDE VIEW Intake duct Figure 31 Unit dimensional data for indoor OAGE WSHP with horizontal supply return and ERV or exhaust fan in 28 750 74 000 4 000 66 000 22 750 6 075 4 000 Intake duct 4 382 40 825 65 500 4 539 BACK VIEW 11 040 4 000 RA SA Duct flange Typical 7...

Страница 29: ...0 80 57 35 50 27 68 21 41 SA SA 4 00 LEFT SIDE VIEW Intake duct Intake duct Intake duct flange Figure 33 Unit dimensional data for indoor OAKE WSHP with horizontal supply return no ERV in 6 63 49 75 5 38 Intake duct Intake duct 31 75 5 34 45 75 8 64 PE duct 28 00 PE duct 46 75 6 63 BACK VIEW 25 93 106 27 60 47 4 00 RA SA duct flange Typical BOTTOM VIEW SA RA 142 11 80 57 9 94 SA SA 21 41 64 52 27 ...

Страница 30: ... PE Duct 46 75 6 63 BACK VIEW 60 47 39 81 54 38 106 27 25 93 3 98 RA SA duct flange Typical BOTTOM VIEW SA RA 204 18 64 52 204 68 34 00 80 57 9 94 SA SA 35 50 RA 21 41 27 68 Intake duct flange 4 00 241 07 RA 21 00 4 00 PE duct flange 8 24 LEFT SIDE VIEW Intake duct Figure 35 Unit dimensional data for indoor OANE WSHP with horizontal supply and no return in 50 81 5 00 38 50 4 96 Intake duct 57 50 2...

Страница 31: ... 07 SA 28 56 9 46 144 00 42 00 27 25 RA 225 96 SA FLANGE PE DUCT 4 00 190 27 87 31 4 00 Intake duct flange 40 00 RA LEFT SIDE VIEW Figure 37 Unit dimensional data for indoor OANE WSHP with horizontal supply return and ERV in 6 63 8 14 PE duct 50 78 34 25 38 50 Intake duct 4 96 Intake duct 57 50 5 00 6 63 PE duct 53 75 2 79 BACK VIEW 93 38 25 92 144 28 45 85 67 47 54 38 2 87 RA SA duct flange Typic...

Страница 32: ...Unit Clearances Curb Dimensions and Dimensional Data 32 OAU SVX004D EN ...

Страница 33: ...mage Test lift unit approximately 24 inches to verify proper center of gravity lift point To avoid dropping of unit reposition lifting point if unit is not level AVERTISSEMENT Levage inapproprié de l unité Le non respect des instructions ci dessous ou un levage inapproprié de l unité peut provoquer sa chute voire écraser l opérateur le technicien ce qui peut occasionner des blessures graves voire ...

Страница 34: ...7239 8321 Note Minimum and maximum weights vary widely due to the highly configurable nature of the product Table 3 Typical unit weight units with horizontal return section no auxiliary cabinet Model Number Operating Weight lb Shipping Weight lb Min Max Min Max OABE036 1172 1356 1420 1604 OABE048 1189 1373 1437 1621 OABE060 1189 1373 1437 1621 OABE072 1237 1421 1485 1669 OABE084 1237 1421 1485 166...

Страница 35: ...1 OAGE240 4606 5424 4606 5424 OAGE264 4643 5460 4643 5460 OAGE300 4763 5590 4763 5590 OAGE360 4784 5612 4784 5612 OAKE144 4583 5248 4583 5248 OAKE180 4583 5248 4583 5248 OAKE210 5002 5819 5002 5819 OAKE240 5030 5847 5030 5847 OAKE264 5030 5847 5030 5847 OAKE300 5055 5874 5055 5874 OAKE360 5063 5882 5063 5882 OANE360 7217 8200 7217 8200 OANE420 7532 8515 7532 8515 OANE480 7625 8637 7625 8637 OANE54...

Страница 36: ...the top of the unit should be 7 feet 4 Test lift the unit to ensure it is properly rigged and balanced make any necessary rigging adjustments 5 Lift the unit and position it into place Remove fork pockets prior to setting on the curb 6 Downflow units align the base rail of the unit with the curb rail while lowering the unit onto the curb Make sure that the gasket on the curb is not damaged while p...

Страница 37: ...Unit Weight and Rigging OAU SVX004D EN 37 ...

Страница 38: ...out tagout procedures to ensure the power can not be inadvertently energized When necessary to work with live electrical components have a qualified licensed electrician or other individual who has been trained in handling live electrical components perform these tasks AVERTISSEMENT Procédures d entretien dangereuses Le non respect de toutes les précautions contenues dans ce manuel ainsi que sur l...

Страница 39: ... Reinstall the center drain pan insert pipe and seal as necessary to prevent water leakage around drain pan pipes 5 Connect the water lines to the NPT male connections there is a water in and a water out connection per unit Refer to Table 5 p 40 for specific water line sizes per cabinet and tonnage The water out line will contain a factory installed ball valve with actuator See Figure 44 p 40 for ...

Страница 40: ...ver to the heater door before attempting any unit startup Figure 44 Coil connection detail Table 5 WSHP water connection sizes Cabinet Size Tonnage Connection Size in MNPT OAB 3 1 4 1 5 1 6 1 7 2 8 2 9 2 OAG 10 1 12 1 5 15 1 5 17 2 20 2 22 2 25 2 30 2 OAK 12 1 5 15 1 5 17 2 20 2 22 2 25 2 30 2 OAN 30 2 35 2 5 40 2 5 45 2 5 50 2 5 54 2 5 Actuator Typical Ball Valve Typical Water In Water Out NPT Ma...

Страница 41: ...door using the provided stainless steel screws as shown in Figure 50 4 Attach the heater air inlet hood to the heater door using quantity 6 of the provided painted head screws as shown in Figure 51 5 Attach the wind screen to the inside of the heater door using quantity 6 of the provided painted head screws as shown in Figure 52 Figure 48 Heater air inlet hood Figure 49 Panel Door eater Door Contr...

Страница 42: ...take must be open to atmosphere for combustion air entering the unit The unit should not be placed in a sealed room with ducted outside air for combustion The furnace must be connected to a vent complying with a recognized standard or a masonry or concrete chimney lined with a material acceptable to the authority having jurisdiction The furnace modules will be classified in accordance with ANSI st...

Страница 43: ...pe B Vent Pipe Clearance specified on Vent Pipe Thimble Roof 10 in Max 245 mm Max 2 ft Min 0 61 m Min 5 ft Min 1 52 m Min Adjacent Building 10 ft Min 3 05 m Min 1 ft 305 mm Heating Appliance WARNING Proper Vent Pipe Required Failure to follow instructions could result in death serious injury and property damage Never use a pipe of a diameter other than specified Never use PVC ABS or any other non ...

Страница 44: ... vent terminal must be located at least 12 in 305 mm above grade or in snow areas at least 3 ft 1 m above snow line to prevent blockage Additionally the vent terminal must be installed with a minimum horizontal clearance of 4 ft 1 2 m from electric meters gas meters regulators or relief equipment Through the wall vents shall not terminate over public walkways or over an area where condensate or va...

Страница 45: ...nes in Figure 57 Pitch drain lines connected to P Trap at least 1 2 inch for every 10 feet of horizontal run to assure proper condensate flow Do not allow the horizontal run to sag causing a possible double trap condition which could result in condensate backup due to air lock Chilled Water Connection Size and Location Verify that the power supply complies with the unit nameplate specifications In...

Страница 46: ...amper hood remove the hex head sheet metal screws one per side shown in DETAIL A see Figure 59 and marked by arrow 1 2 Lift the hood upward and rotate the side panels outward while holding the top up 3 As shown in DETAIL B see Figure 60 and marked by arrow 2 secure the side panels to the top of the hood using 8 hex head sheet metal screws provided with the unit through the pre punched holes in the...

Страница 47: ...ed by arrow 2 secure the side panels to the top of the hood using 8 hex head sheet metal screws provided with the unit through the pre punched holes in the top and side panels four screws per side 4 Repeat these steps for the remaining damper hood Figure 60 OAB powered exhaust damper hood open 7 6 WKH SHU KH KH WKH DO JK QG Figure 61 OAG powered exhaust damper hood collapsed 7 6 7R UHOH WKH KH VKR...

Страница 48: ...NEC and your local state electrical codes 7 6 YH H WKH WKH RI WKH HWDO RXJK DQG J AVERTISSEMENT Câblage sur site et mise à la terre corrects nécessaires Le non respect de la réglementation peut entraîner des blessures graves voire mortelles Il est IMPÉRATIF de confier l ensemble du câblage sur site à un électricien qualifié Un câblage sur site mal installé ou mal mis à la terre constitue des risqu...

Страница 49: ...UT HOLES ELECTRIC DISCONNECT SWITCH GAS INLET 1 1 4 MPT 6 000 81 248 53 199 6 831 5 518 38 345 18 252 16 072 WATER CONNECTIONS ARE LOCATED INSIDE THE WSHP CABINET ROUTE WATER LINES THROUGH THE BASE 12 X12 OPENING OR SIDE SIDE REQUIRES FIELD CUT HOLES DOORS ON WSHP CABINET HIDDEN FOR CLARITY 3 50 39 06 12 00 12 00 10 34 THROUGH THE BASE ELECTRIC DISCONNECT ELECTRICAL 1 NPT CONDENSATE DRAIN GAS INLE...

Страница 50: ... equipment damage as unit terminals are not designed to accept other types of conductors WARNING Proper Field Wiring and Grounding Required Failure to follow code could result in death or serious injury All field wiring MUST be performed by qualified personnel Improperly installed and grounded field wiring poses FIRE and ELECTROCUTION hazards To avoid these hazards you MUST follow requirements for...

Страница 51: ...ilure to follow all electrical safety precautions when exposed to live electrical components could result in death or serious injury When it is necessary to work with live electrical components have a qualified licensed electrician or other individual who has been properly trained in handling live electrical components perform these tasks AVERTISSEMENT Composants électriques sous tension Le non re...

Страница 52: ...f the sequencer The ABC indicator light will glow if the phase is ABC If the CBA indicator light glows turn main source power off and then open the unit main disconnect device cover and reverse any two power wires Restore the main source power and recheck the phasing If the phasing is correct turn main source power off then open the unit main disconnect device cover remove the phase sequence indic...

Страница 53: ...raves voire mortelles Avant toute intervention coupez l alimentation électrique y compris aux sectionneurs à distance Suivez scrupuleusement les procédures de verrouillage mise hors service préconisées pour empêcher tout rétablissement accidentel de l alimentation électrique WARNING Hazardous Voltage Failure to disconnect power before servicing could result in death or serious injury Disconnect al...

Страница 54: ...ry provided for field installation in the supply duct Refer to Figure 78 p 83 for installation instructions If space control is selected a combination space temperature humidity sensor BAYSENS036A will be factory provided for field installation in the space Refer to Figure 79 p 84 for installation instructions If modulating OA RA dampers w economizer and an exhaust fan are selected a static pressu...

Страница 55: ...Installation OAU SVX004D EN 55 ...

Страница 56: ... be required 4 Control wiring installed and landed 5 Accessories installed 6 Ductwork installed all runs in place final tie in complete 7 Drain lines installed and properly terminated 8 Startup appointment with Horizon certified Trane service technician set and confirmed Notes Check list must be completed and returned to Trane before startup is scheduled Startup must be performed by a Horizon cert...

Страница 57: ...the various displays on the Unit Display and configure the Outdoor Air Unit Main Unit Display system setpoints and operating parameters Important This section is intended to provide guidelines for navigation through the remote operator display screens For additional control system information refer to Integration Guide Tracer UC600 Programmable Controller for Packaged Outdoor Air Unit BAS SVP18 EN...

Страница 58: ...g Output Command 0 100 N Heat 1 Command Off On N Heat 2 Command Off On N Inducer Command Off On N Gas Valve Status Binary Input HGRH Command 0 100 N OA Damper End Switch Binary Input Outdoor Air Damper Command Closed Open N OAD Position Local Binary Input Outdoor Air Relative Humidity Local Analog Input Outdoor Air Temperature Local Analog Input Space Dewpoint Active Analog Input Space Temperature...

Страница 59: ...oint Setpoint 49 F 65 F 68 F Y UNOCC Space Heating Setpoint 50 F 60 F 70 F Y System Setup Program Control Discharge Air Control Space Control Space Control Y Compressor Count 0 0 4 N Heater Count 0 0 2 N Split Manifold Burner Not Installed Installed Installed N ERV Option Not Installed Installed Installed N Powered Exhaust Option Not Installed Installed Installed N Return Air Damper Option Not Ins...

Страница 60: ...en verified and are operating correctly AVERTISSEMENT Procédures d entretien dangereuses Les techniciens afin d être protégés des éventuels risques électriques mécaniques et chimiques DOIVENT suivre les précautions contenues dans ce manuel sur les étiquettes et les autocollants ainsi que les instructions suivantes Sauf indication contraire coupez toute l alimentation électrique y comprisles disjon...

Страница 61: ...p 64 from both modulating and on off sections of the split heater manifold Install a barbed fitting in both 1 8 in tapped holes for connection to individual gas manometers Note There is a third 1 8 in gas pressure tap located in the pipe connecting the main valve regulator and modulating valve Maximum pressure into modulating valve is 5 in The On Off gas valve includes a regulator adjustment devic...

Страница 62: ...re flat blade screwdriver to adjust outlet gas pressure Following these sequences inducer speed will reduce to low speed and will now be speed controlled by the heater controller based on gas input to burners With heating command at 100 percent and with a single split manifold heater installed the On Off section of the heater will require the modulating section to prove ON before the On Off sectio...

Страница 63: ...equired to prevent recirculation Contact manufacturer prior to making any flue adjustments Reduced air delivery can also be the result of inducer fan blade slippage dirt accumulation in the fan blade or low voltage to draft inducer motor Inspect draft fan assembly and be sure fan blade is secure to motor shaft Check line voltage to heater 7 Flame Sensor Current Check Flame current is the current w...

Страница 64: ...ndition is identified and corrected The rollout switch can be reset by pressing the button on top of the switch High Limit Switch The furnace module is equipped with a fixed temperature high limit switch mounted on the vestibule panel that shuts off gas to the heater through the ignition control module in the event of reduced airflow over the heat exchanger tubes Reduced airflow can be caused by i...

Страница 65: ...he unit and repaint these areas Generally inspect the unit for unusual conditions e g loose access panels leaking piping connections etc Make sure that all retaining screws are reinstalled in the unit access panels once these checks are complete With the unit running check and record the ambient temperature compressor suction and discharge pressures each circuit superheat each circuit Record this ...

Страница 66: ...___ _____________________________________________________ 3 Wiring Diagram Numbers from unit control panel schematic s _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ _____________________________________________________ connection ...

Страница 67: ...ved Backward Curved Backward Curved Number Used 1 1 1 Diameter Varies Varies Varies Drive Type Direct Drive Direct Drive Direct Drive Number Motors 1 1 1 Motor HP kW Standard Oversized 2 68 4 0 2 3 2 68 4 0 2 3 2 68 4 0 2 3 Motor RPM Varies Varies Varies Filters Type Furnished Refer to OAU Filter Guide in Appendix p 82 Refer to OAU Filter Guide in Appendix p 82 Refer to OAU Filter Guide in Appendi...

Страница 68: ...2A OABE084A OABE096A OABE108A Table 14 OAGE general data cooling 10 17 tons high efficiency 10 Tons Downflow 12 Tons Downflow 15 Tons Downflow 17 Tons Downflow OAGE120 OAGE144 OAGE180 OAGE210 Performance Gross Cooling Capacity Btu kW 146 312 42 88 163 162 47 82 207 192 60 72 232 104 68 02 Gross Heating Capacity Btu kW 132 672 38 88 150 140 44 00 193 968 56 85 219 778 64 41 Nominal cfm m3 h 1250 50...

Страница 69: ...e Scroll Scroll Scroll Scroll Fluid Refrigerant Water Coil Type Coaxial Coaxial Coaxial Coaxial Connection Size Circuit in mm 2 50 8 2 50 8 2 50 8 2 50 8 Pressure Drop Circuit ft wc kPa 4 1 4 1 12 25 12 25 4 6 4 6 13 75 13 75 5 8 5 8 17 34 17 34 8 2 8 2 24 51 24 51 Water Flow Circuit gpm L s 30 30 1 89 1 89 33 33 2 08 2 08 37 5 37 5 2 37 2 37 45 45 2 84 2 84 Indoor Coil Type High Performance High ...

Страница 70: ...89 1 89 Indoor Coil Type High Performance High Performance High Performance High Performance Tube Size OD in mm 1 2 12 7 1 2 12 7 1 2 12 7 1 2 12 7 Face Area ft2 m2 9 0 84 10 0 93 16 1 49 16 1 49 Rows 4 4 4 4 FPI 12 12 12 12 Refrigerant Control TXV TXV TXV TXV Drain Connection Size in mm 1 25 4 1 25 4 1 25 4 1 25 4 Indoor Fan Type Backward Inclined Backward Inclined Backward Inclined Backward Incl...

Страница 71: ...5 2 37 2 37 45 45 2 84 2 84 Indoor Coil Type High Performance High Performance High Performance Tube Size OD in mm 1 2 12 7 1 2 12 7 1 2 12 7 Face Area ft2 m2 16 1 49 20 1 86 20 1 86 Rows 4 4 4 FPI 12 12 12 Refrigerant Control TXV TXV TXV Drain Connection Size in mm 1 25 4 1 25 4 1 25 4 Indoor Fan Type Backward Inclined Backward Inclined Backward Inclined Number Used 1 1 1 Diameter Varies Varies V...

Страница 72: ... 63 1 96 3 97 39 78 2 46 4 92 Indoor Coil Type High Performance High Performance High Performance Tube Size OD in mm 1 2 12 7 1 2 12 7 1 2 12 7 Face Area ft2 m2 22 2 04 28 2 60 28 2 60 Rows 4 4 4 FPI 12 12 12 Refrigerant Control TXV TXV TXV Drain Connection Size in mm 1 1 4 31 75 1 1 4 31 75 1 1 4 31 75 Indoor Fan Type Backward Inclined Backward Inclined Backward Inclined Number Used 1 1 1 or 2 Di...

Страница 73: ...2 52 5 05 75 75 4 73 4 73 80 80 5 05 5 05 Indoor Coil Type High Performance High Performance High Performance Tube Size OD in mm 1 2 12 7 1 2 12 7 1 2 12 7 Face Area ft2 m2 28 2 60 28 2 60 28 2 60 Rows 4 4 4 FPI 12 12 12 Refrigerant Control TXV TXV TXV Drain Connection Size in mm 1 1 4 31 75 1 1 4 31 75 1 1 4 31 75 Indoor Fan Type Backward Inclined Backward Inclined Backward Inclined Number Used 1...

Страница 74: ...Performance Data 74 OAU SVX004D EN Superheat and Refrigeration Circuit Data Figure 70 Refrigeration diagram single compressor without reheat Figure 71 Refrigeration diagram single compressor with reheat ...

Страница 75: ...Performance Data OAU SVX004D EN 75 Figure 72 Refrigeration diagram dual compressor without reheat Figure 73 Refrigeration diagram dual compressor with reheat ...

Страница 76: ...Performance Data 76 OAU SVX004D EN Figure 74 Refrigeration diagram triple compressor without reheat Figure 75 Refrigeration diagram triple compressor with reheat ...

Страница 77: ...Performance Data OAU SVX004D EN 77 Figure 76 Refrigeration diagram quad compressor without reheat Figure 77 Refrigeration diagram quad compressor with reheat ...

Страница 78: ...Performance Data 78 OAU SVX004D EN ...

Страница 79: ...he display will register ALARM illuminate red and flash Important The space temperature sensor SPTC and space relative humidity sensor SPHC will read failed if they are not connected they will Alarm as In Fault Sensor Failure Alarm Display Press the Alarm button on the Home display of the Unit Display to display system sensor status as described in Table 20 and Table 21 p 80 WARNING Hazardous Serv...

Страница 80: ...tly installed or connect RH or Temp sensor 42 Heat Failure Applies to 5 1 and 10 1 Gas Heaters Only Trips after heat command ON and no GV status offer 1 minute Refer to unit Service Facts heat control LED status legend No gas low gas pressure or high gas pressure to unit Unit Manual shutoffs closed Heater inducer failure Heat relay failure Loose or incorrect wiring Table 21 TOAU UC600 troubleshoot...

Страница 81: ... Failure voltage alternates between 32 Vdc and 0 75 Vdc Unit Trips Heater High Limit High fire gas manifold pressure too high Supply fan speed too low Dirty or clogged filters Restricted discharge air duct Temperature of air entering heater too high Defective high limit Protonode Not Communicating Change Baud rate on UC600 to 38 400 WARNING Live Electrical Components Failure to follow all electric...

Страница 82: ...Height Width 2 in 8 13 9 20 18 4 in 14 6 20 25 Auxiliary Module 46XX ERV Return Air Thickness MERV Qty Height Width 2 in 8 2 25 20 1 25 16 Outside Air Thickness MERV Qty Height Width 2 in 8 2 25 20 1 25 16 Auxiliary Module 58XX 64XX ERV Return Air Thickness MERV Qty Height Width 2 in 8 8 20 18 Outside Air Thickness MERV Qty Height Width 2 in 8 8 20 18 Inlet Thickness Material Qty Height Width 2 in...

Страница 83: ...Appendix OAU SVX004D EN 83 Field Installation of Factory Provided Sensors Figure 78 VELSEN 0021 installation instructions ...

Страница 84: ...Appendix 84 OAU SVX004D EN Figure 79 BAYSENS036A installation instructions ...

Страница 85: ...Appendix OAU SVX004D EN 85 Figure 80 VELCON 0351 installation instructions ...

Страница 86: ...ccess doors open freely and are the handles operational _____YES _____NO 5 Have all electrical connections been tested for tightness _____YES _____NO 6 Does the electrical service correspond to the unit nameplate _____YES _____NO 7 On 208 230V units has transformer tap been checked _____YES _____NO 8 Have the damper assemblies been inspected _____YES _____NO 9 Are the air filters installed with pr...

Страница 87: ...erature Line Temperature Subcooling Super Heat Discharge Suction Liquid Pressure Sat Temperature Line Temperature Subcooling Super Heat Discharge Suction Liquid Refrigeration System Circuit 1 Supply Fan Assembly Power Exhaust Fan Assembly Energy Recover Wheel Fan 2 Alignment Name plate amps Actual Amps Rotation Hrtz Fan 2 Alignment Name plate amps Actual Amps Rotation Hrtz Fan 2 Alignment Name pla...

Страница 88: ...ing 4 Is the glycol the proper type and concentration N A if water 6 Has the water piping been insulated 7 What is the freeze point of the glycol N A if water Natural Gas Propane Purge Air from the lines Low Fire High Fire Heat 1 Heat 2 Heat 3 Amps L1 L2 L3 Amps L1 L2 L3 Electric Heat Water Glycol System _____YES NO_____ _____YES NO_____ _____YES NO_____ _____YES NO_____ _____YES NO_____ _____YES ...

Страница 89: ...Appendix OAU SVX004D EN 89 ...

Страница 90: ......

Страница 91: ......

Страница 92: ... and protect food and perishables and increase industrial productivity and efficiency We are a global business committed to a world of sustainable progress and enduring results ingersollrand com Ingersoll Rand has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice We are committed to using environmentally conscious ...

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