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I N S TA L L AT I O N,  O P E R AT I O N  A N D 

M A I N T E N A N C E   I N S T R U C T I O N S

Translation of the original document 80576, 11.2022

Packaged rooftop units

50FF/FC 100-280

Nominal cooling capacity R-410A 100.0 - 279.9 kW 

Nominal heating capacity R-410A 100.2 - 308.4 kW 

Nominal cooling capacity R-454B 96,6 - 273,2 kW 

Nominal heating capacity R-454B 97,4 - 299,5 kW

Содержание 50FC Series

Страница 1: ...ranslation of the original document 80576 11 2022 Packaged rooftop units 50FF FC 100 280 Nominal cooling capacity R 410A 100 0 279 9 kW Nominal heating capacity R 410A 100 2 308 4 kW Nominal cooling c...

Страница 2: ...25 8 7 Sensors connection by the costumer 25 9 FANS AND AIR DUCTS 28 9 1 Checks in the axial fans 28 9 2 Checks in the EC plug fans 28 9 3 Checks in the centrifugal fans optional 28 9 4 Air ducts con...

Страница 3: ...vided with the product To avoid any risk of accident during installation commissioning or maintenance it is obligatory to take into consideration the following specifications for the units refrigerate...

Страница 4: ...eratures of over 300 C cause their vapours to break down and form phosgene hydrogen fluoride hydrogen chloride and other toxic compounds These compounds may produce severe physiological consequences i...

Страница 5: ...it active recovery BL assembly upon request Return top box with plug fan or centrifugal fan Heat recovery wheel module passive recovery R S S R R S F S R S F E R S F E S R S F E S R S F E S R S E F S...

Страница 6: ...rigerant R 454B A2L fluid specific transport safety standards must be complied with Road transport UN 3358 Refrigerating machines containing flammable non toxic liquefied gas Transport through the Eur...

Страница 7: ...tallation of the unit They are secured to the unit by means of Allen M8 screws The following drawings show the position in which the transport supports are to be placed E D C B A 50FF FC Distances mm...

Страница 8: ...2 180 5306 2268 2555 2583 1105 1114 3057 200 5306 2268 2555 2564 1119 1098 3132 220 5306 2268 2555 2557 1138 1092 3237 250 6356 2268 2555 2983 1138 1110 3541 280 6356 2268 2555 2983 1138 1110 3606 50F...

Страница 9: ...57 4208 325 1440 1080 1080 283 180 to 220 B1 B2 BP BA BW BT BB 5 5 2257 5288 325 1440 1080 1080 1080 283 250 to 280 B1 B2 BP BA BW BT BB 6 5 2257 6338 283 2160 719 1453 1440 283 M M 3000 A B C D E 370...

Страница 10: ...ive atmosphere zone ATEX If it is necessary to store the unit for a period of time before its installation the following recommendations should be followed Do not remove the protective packaging and t...

Страница 11: ...These units are equipped as standard with a leak detector that from a certain concentration of gas parametrizable activates a PROTECTION MODE until the mitigation of the leak see the chapter on Safety...

Страница 12: ...pports can be fixed later on To do so it is recommended that a template be made with the heights corresponding to the fixings Sound Level These units are designed to work with a low acoustic level In...

Страница 13: ...or more information consult the paragraph 12 9 Gas burner Note There are a wide range of adaptation roofcurbs that are ready for direct replacement on site of units from di erent manufacturers upon re...

Страница 14: ...burner register It is also the most optimal solution in areas where snow can accumulate Joists L1 L2 The dimensions of this opening should be as follows Next the roof curb must be secured To do this...

Страница 15: ...5 2 558 1 0 1 7 555 When the roof curb is perfectly level the adjusting screws must be tightened again and the fixing screws must be placed The following table lists both the maximum angle and di eren...

Страница 16: ...g area between supply and return Roof curb with burner Dimensions mm Roof curb with burner A B C D E F G H I J K 100 to 120 PCH080 1521 418 1700 600 206 264 222 50 606 37 45 PCH130 1521 943 1700 600 2...

Страница 17: ...to be carried out by the installer External insulation to be carried out by the installer Steel pan Joist Roof curb D 150mm min A B C Steel pan Joist Roof curb Insulation The following table shows the...

Страница 18: ...they are perfectly coupled The base of the roof curb is equipped with stops in the area of the outdoor circuit that facilitate the positioning of the unit Stops Cables Unit wiring On models 100 to 170...

Страница 19: ...68 185 319 441 225 110 1723 1210 853 1844 287 372 187 323 446 228 120 1723 1210 853 1864 290 376 190 326 451 231 130 1989 1204 835 2132 299 456 236 331 536 274 145 1989 1204 835 2172 304 466 239 337 5...

Страница 20: ...R6 R7 R8 180 2561 1200 960 2987 277 482 340 287 320 576 385 324 200 2543 1211 946 3062 284 490 343 286 339 591 401 328 220 2537 1246 920 3167 284 493 340 283 350 650 421 343 250 2968 1225 969 3491 30...

Страница 21: ...ions mm Service clearance mm Length Width Height A B C D 100 to 120 3 820 2 257 2 293 2 200 1 000 1 200 1 000 130 to 170 4 224 2 257 2 340 2 400 1 000 1 200 1 000 50FF FC Overall dimensions mm Service...

Страница 22: ...257 2 421 2 600 2 500 1 200 1 000 250 to 280 6 350 2 257 2 494 3 000 2 500 1 200 1 000 50FF FC Overall dimensions mm Service clearance mm Length Width Height A B C D 180 to 220 5 300 2 257 2 555 2 60...

Страница 23: ...ing is the responsibility of the installer to suit the characteristics of the installation site and comply with applicable regulations To perform the electric installation of the unit cable glands wir...

Страница 24: ...in intermediate boxes located next to these components BOX1 Motor compressor circuit 1 BOX2 Motor compressor circuit 2 BOX3 Mixing box BOX4 Indoor unit BOX5 Rotary heat exchanger optional In this case...

Страница 25: ...ontrol is basically comprised of a control board sensors a graphic terminal an user terminal optional a touch panel optional and a BMS card optional By default this control is supplied with a graphic...

Страница 26: ...Temperature S21 to S24 Temperature humidity S31 to S34 Note in the case of more than one probe connection of the probes in series in the RS485 network Please refer to the control manual S5a 105 B5 J3...

Страница 27: ...h as a chimney In the radiation range of heat sources and lighting bodies e g spotlights In areas exposed to direct solar radiation Duct mounted This version can be connected to the air duct in these...

Страница 28: ...r to the 50FC control brochure 9 FANS AND AIR DUCTS Flow control switch 9 3 Checks in the centrifugal fans optional If the unit is equipped with centrifugal return fans available in BT and BB assembli...

Страница 29: ...ns must be made between the ducts and the unit that avoid the noise and vibration transmission No matter the type of ducts used they must be isolated and not be composed of materials that propagate fi...

Страница 30: ...e CONNECT SIPHON METTRE SIPHON PONER SIFON V220014 10 CONDENSATE DRAIN Important the water drain pipe must be provided with a siphon to avoid bad smell and water spills A Condensates pan in depression...

Страница 31: ...c terminal shows the remaining time until the end of the locking Condensation and evaporation pressure control This safety integrated in the control enables managing the outdoor fans when the units ar...

Страница 32: ...entification of gas leaks guaranteeing the safety of any people in the vicinity This sensor is installed next to the supply fans In case of alarm it is reset manually Smoke detector optional Smoke det...

Страница 33: ...re supplied in a bag They are 4 8 x 19mm self tapping hex screws Important Always check that the union of two panels using self tapping screws is properly secured The self tapping screws must not be u...

Страница 34: ...truck until the module is not secured to the unit The module is secured to the unit using 8x40 hex screws To do this the side panels must be removed from the module The right hand panel front view is...

Страница 35: ...motor can be accessed via the right hand panel front view This panel is secured using M6 Allen screws The thickness of the frames is 25 mm for the G4 standard type and 50 mm for the G4 low pressure d...

Страница 36: ...opening the purger Pour more water into the circuit and repeat the previous steps Activate the water pump to be foreseen by the installer and repeat the previous steps until no air noises are heard i...

Страница 37: ...tare value at 65 C the other one has manual reset MR and tare value at 120 C To rearm the manual thermistor it is necessary to remove the upper rail fixed with two 4 8 self tapping hex screws Tab Not...

Страница 38: ...r shut down if an anti freeze alarm is triggered With the unit stopped when the outdoor temperature drops below 4 C In this case the circulation pump of the water circuit is connected As a backup in C...

Страница 39: ...by emitting a very low level of pollutants Low NOx emissions 70 mg kWh HCV class 5 according to standard EN 297 Note Burners must not exceed NOx 70mg kWh HCV emission values from January 1st 2021 acco...

Страница 40: ...do not place any object over the burner do not touch the moving parts of the burner General recommendations Delivery of the roofcurb with gas burner Check the condition of the equipment upon delivery...

Страница 41: ...he required depth Tighten the screw on the bracket to fasten 3 x M3x10 self tapping male Rotate to open Rotate to close Clamp for attaching to the duct Screw to fix the probe position PT3 5x12 61 120...

Страница 42: ...of by means of its own ducting Type C53 Sealed combustion circuit type C connected by means of its own ducting split in two terminals which could end up in areas with di erent pressure such as a ducti...

Страница 43: ...lenoid valve 2 Pilot burner gas solenoid valve 3 Pressure stabiliser 4 Safety gas solenoid valve 5 Gas filter small section 6 Anti vibration joint 7 Gas filter large section 8 Gas valve Gas supply 3 4...

Страница 44: ...e kit LPG restore power supply and set the heater up for ignition while the start up electrode is sparking make sure there are no gas leaks When the burner is lit and working at maximum capacity verif...

Страница 45: ...y thermostat with automatic reset and positive safety setting is installed on the heater module The breaking of the sensitive element corresponds to a safety intervention When the thermostat intervene...

Страница 46: ...ical heater stages both option not compatible Operation instead of the compressors Operation instead of the compressors if the outdoor temperature is lower than the value set 5 C by default When the r...

Страница 47: ...top and they start over when the end of the menu is reached Entering the password From the initial screen ON OFF rdy FXX use the arrow up and arrow down keys to reach the ABI function hold down the EN...

Страница 48: ...password grants access to third level This password must be requested directly to CARRIER Technical Service Fault Description Cause Remedy Blocks caused by Flame Dependent on the TER equipment F10 Fa...

Страница 49: ...ant charge of the recovery circuit when this one is lower than required It s placed on the liquid line before the dryer filter In models 100 to 170 the charging valve can be accessed via the compresso...

Страница 50: ...ormation about the wiring Zone terminals These terminals are the same as the user s terminal optional The main screen shows the ambient temperature for this zone current operating mode of the unit tim...

Страница 51: ...S STARTING AU PREMIER D MARRAGE OU APR S UNE ABSCENCE TENSION 24 HEURES AVANT D AUTORISER LE D MARRAGE DU DES COMPRESSEUR S AL PRIMO AVVIAMENTO U DOPO UNA INTERRUZIONE PROLUNGATA DELLA ALIMENTAZIONE E...

Страница 52: ...minal voltage current absorbed by the compressors fans and other electrical components significant temperatures in the cooling circuit see attached table other aspects considered interesting such as a...

Страница 53: ...sent and in good condition and that the doors and covers are properly closed Check the unit s alarm report see the control manual Check for any general signs of deterioration Check the anti corrosion...

Страница 54: ...rically the compressor Carefully unsolder the suction and discharge piping The compressor is fixed onto the platform with 4 screws Unscrew the fixings Place the new compressor and check that it has a...

Страница 55: ...model 14 MAINTENANCE Filter drier The filter function is the preserve the cooling circuit clean and without humidity neutralizing the acids that can be found in the cooling circuit Measure the di ere...

Страница 56: ...concentration in the indoor coil Sensor Active recovery optional A cooling recovery circuit is optionally available for these units BA and BB assemblies It is a complete circuit with independent elec...

Страница 57: ...umulated dust on the coil can be performed using a soft bristled brush or a vacuum cleaner perpendicular to the fins or with a low pressure water cleaner Grease can be removed with water with degrease...

Страница 58: ...G4 Cleaning can be done with a household vacuum cleaner Replace them regularly Creased opacimetric filters M6 F7 and F9 It is necessary to replace them Filter removal The access panel to the filters f...

Страница 59: ...ken with the manufacturer s consent the replacement of a faulty component for another non compliant component could present a hazard for which CARRIER could not accept liability To keep the machine e...

Страница 60: ...safety thermostat s This procedure must be done with the heater on and the burner lit Open the thermostat series with an insulated tool 230 V remove the fast on from the safety thermostat wait for th...

Страница 61: ...element are open c Timing of anti cycle short does not allow the starting d Open contact e Contactor coil burnt f Indoor klixon open a Check di erential fuses b Verify the safety chain of the electron...

Страница 62: ...red for treatment Refrigerant Energy transfer fluid depending on the installation water glycol water mix Compressor oil Important In order to recycle these units follow the stipulations of Directive 2...

Страница 63: ......

Страница 64: ...des order No 03 2022 Manufactured by CARRIER SCS Rte de Thil 01120 MONTLUEL France Published in the European Union Manufacturer reserves the right to change any product specifications without notice Q...

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