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eNeRGy-IOM-1502-English

1. 101 2562 1 1235 1 869 11047 if GBHV 210 kW m s T i i m 1 1 Em 3 e 3 8 S Hi 1 Y 4 i Y LU LE j 2 298 L 876 9322 1943 1000 mini 2500 1500 1735 75 gt 125 kW mini mini 1553 2867 2336 125 gt 180 kW 3102 if GBHV 2271 gt X HSBU HSFU CN STD SUPPLY RETURN the eNeRGy IOM 1502 E gt WEIGHT Kg NNOOONN NNOOONN NNOOONN E014 055F E014 065F E014 075F E016 105F Base unit Cooling mode N O Base Unit Heating mode Air flow Configuration Supply horizontal front Supply horizontal back condensate drain pan side Horizontal return in line High Pressure EC Plug Fan Exhaust Air Options Gravity exhaust damper Power axial fan vertical Extraction EC plug Fan vertical Extraction EC plug Fan horizontal from top Extraction EC plug fan high pressure Recovery Options Rotary wheel on vertical exhaust air Rotary wheel on horizontal exhaust air Thermodynamic heat recovery on vertical exhaust air Thermodynamic heat recovery on horizontal exhaust air eRecovery on refrigeration equipmen
2. 610 650 05 44 tt N S 8 LLI LLI E014 019 022 027 STD ERVL RWM TRM V H STD ERVL RWM 2070 3035 3623 2070 3035 3623 B 1350 2315 2903 1350 2315 2903 E014 E019 2022 E027 CHWS Threaded male DN25 1 DN32 1 1 4 CHWH Threaded male DN32 1 1 4D N40 1 1 2 Threaded male DN32 1 1 4D N40 1 1 2 eNeRGy IOM 1502 E CHW m LT 7 i HEATING OPTIONS LENNOX gt Electric heater WARNING electric heater is connected heater to mains power risk of electrical shock switch off the unit prior to open this section The eNeRGy electric heaters are placed after the coil In order to reduce the pressure drops the airflow is ducted around the shielded resistances The resistances are made smooth stainless steel tubes with a capacity of 6W cm It is protected as standard against overheat via a high temperature overload protection set at 98 There are three sizes available for each size of unit 5 Standard heat M Medium heat H High heat The standard heat electric heaters are staged control with 50 or 100 The medium and high heat version are controlled through a fully modulating triac Unt
3. M NETTE Distance for duct connection 150 mm eNeRGy IOM 1502 E LENNOX LIFTING THE UNITS Non adjustable roofcurb without condensing unit Adjustable roofcurb without condensing unit Non adjustable roofcurb with condensing unit Adjustable roofcurb with condensing unit WARNING all the roofcurb must be secured to the ground using existing fixing holes on the frame eNeRGy IOM 1502 E DELIVERY CHECKS LENNOX On receipt of new equipment please check the following points It is the customer s responsibility to ensure that the products are in good working order The exterior has not been damaged in any way The lifting and handling equipment are suitable for the equipment and comply with the specifications of the handling instructions enclosed here in Accessories ordered for on site installation have been delivered and are in good working order The equipment supplied corresponds to the order and matches the delivery note If the product is damaged exact details must be confirmed in writing by registered post to the shipping company within 48 hours of delivery working days A copy of the letter must be addressed to LENNOX and the supplier or distributor for information purposes Failure to comply will invalidate any claim against the shipping company Rating plate The rating plate provides a complete reference for the model and ensures that the unit corresponds to t
4. eNeRGy IOM 1502 E REFRIGERANT SKETCH LENNOX gt UNITS E024AH126FM1M E022AH140FM1M E024AH141FM1M E027AH160FM1M eNeRGy IOM 1502 E LENNDX REFRIGERANT SKETCH UNITS E014ACO55FM1M E014ACOG5FM1M E019ACOG6FM1M E014ACO75FM1M E019ACO76FM1M E016ACO85FM1M E019ACO86FM1M E016AC105FM1M E019AC106FM1M E019AC124FM1M E022ACO77FM1M E024ACO78FM1M E022ACO87FM1M E024ACO88FM1M E022AC107FM1M E024AC108FM1M Ts P LH eNeRGy IOM 1502 E REFRIGERANT SKETCH LENNOX UNITS E024AC126FM1M E022AC140FM1M E024AC141FM1M E027AC160FM1M eNeRGy IOM 1502 E LENNOX REFRIGERATION CIRCUIT EEV adjustments EEV allows the control of superheat see control sections E2V welding instructions Electronic expansion valves are sensitive to dust strainers must be used in case of replacing E3V welding instructions BEP eNeRGy IOM 1502 E HEATING OPTIONS LENNOX gt Hot water coils The hot water coil is fitted with a three way proportional valve Two spanners must be used to tighten the connections One spanner must maintain the valve body when connecting the pipe work to the main Failure to do so may damage the pipes joints and invalidates the warranty Filling up and starting the system Adjust the control for Heating by reducing the simulated ambient temperature down to 10 C Check that the red indicators located under the valve actuator are moving correctly with the
5. 3121 minimum opening 5 Regulation humidity sensor selection optional a Select the regulation sensor Remote Customer in the Room Hum Config screen BETTE eNeRGy IOM 1502 E COMMISSIONING LENNDX Check 1 Air flow Vs Damper 5 Advanced regulation optimization a Test 100 a Compressor AT i adjust the blower speed 9o 3333 to get the required i Cooling air flow 1 Test C1c1 Cool read Mix Supply temp and ii adjust the exhaust speed 3864 to get the requi adjust compressor stage AT at menu 3434 red air flow ii Heating 1 Test C1c1 Heat read Mix Supply temp and 0 b Test B Nom0 adjust compressor stage AT at menu 3444 i adjust the damper compensation 3335 to maintain the required air flow even with damper fully closed b Auxiliary Heaters AT Gas burner or electrical ii adjust the damper compensation 3366 to maintain i Heating the required air flow even with damper fully closed 1 Test H1 1 read Mix Supply temp and adjust heaters stage AT at menu 3734 2 Filter safety thresholds c Staging sequence compressor electrical water burners a Test 100 and Test B Nom0 read filter AP i Aux Heaters Priority 37312 Never Always OutTemp 3442 and adjust the bigger measure multiplied by 2 5 ii Pre Heaters Priority 3736 First Last at threshold 3345 d Dynamic setpoint 3 Frigorific circuit tests i 32257 AT between customer set point and outdoor temper
6. LENNOX GAS BURNERS See below the relation between signal from eClimatic and PCH v signal from CLIMATIC 10 v 4 4 ive CLIMATIC capacity factor 0 10 100 ma MM PCH1 PCH2 H52 0 5 1 5 H53 0 5 1 5 Von 10V W 0 V 15V 1st gas burner H52 H52 H53 H53 AEN Ov 05v 1v 1 5v 2 25 3 10v Third level menus e to read and set parameters for the burner and for the configuration of operation e Fit to display the fault history 2 eNeRGy IOM 1502 E GAS BURNERS LENNOX List of faults FAULT DESCRIPTION CAUSE REMEDY Blocks caused by Flame Dependent on the TER equipment Failure to ignite flame after 4 attempts performed by the equipment Phase and neutral reversed Earth wire not connected Ill timed flame Phase phase connection without neutral Start up electrode failed or badly positioned Detection electrode failed or badly positioned Manual reset Failure of ignition not visible The count displayed in the historical list indicates whether the heater has had problems with ignition Detection electrode that moves or disperses to the earthing system when hot Low CO value The TER equipment does not accept the reset command from CPU SMART TER has finished it
7. air with electrical High pre heater 824852482 5 Cooling and heating operating limits are given for steady state running condition with noted temperature condition 6 below this value option Low ambiant kit is required 15 Cooling Outdoor temperature dry bulb 26 7 C Indoor temperature dry bulb 26 7 C Indoor temperature wet bulb 19 4 C BET eNeRGy IOM 1502 E COMMISSIONING LENNOX E022 107F E024 078F E024 088F E024 108F E027 160F E027 180F O Cooling mode operating limits 5 Max outdoor temperature Indoor 27 C DB 19 C WB Max outdoor temperature Mini indoor temp DB 47 HR Max outdoor temperature with unloading ae sre sss eos os usps o pesos 7 fefe DEDERE Pes rs me o s epp pns Min outdoor temperature at indoor 20 DB 6 Min outdoor temperature Max indoor temp 23 DB 47 HR Max entering indoor coil temperature Outdoor 38 C DB Max entering indoor coil temperature Max outdoor temp 48 C DB 40 HR Min entering indoor coil temperature Outdoor 35 C DB Min entering indoor coil temperature Max outdoor temp 48 C DB 40 HR I 20 co Heating mode operating limits 5 Min outdoor temperature Indoor 20 DB 8 Min outdoor temperature Min indoor temp 5 C DB 59 H
8. d Fit and check automatic leak detection system Stationary systems gt 300kg Non compliance with these requirements is an offence and liable of financial penalties Moreover in case of problem it is mandatory to prove to the insurance company that the equipment complies with the F gas Regulation WARRANTY The warranty of the unit is subject to the warranty definitions as agreed upon in the order It is expected that the design and installation of the unit utilises good working practices The warranty will be legally null and void if Service and maintenance have not been executed in accordance with the regulations repairs have not been carried out by LENNOX personnel or have been implemented without prior written permission by LENNOX Modifications have been made to the equipment without prior written permission by LENNOX Settings and protections have been modified without prior written permission by LENNOX Non original or other than the prescribed refrigerants or lubricants are used The equipment has not been installed and or connected in accordance with the installation instructions The equipment is being used improperly incorrectly negligently or not in accordance with its nature and or purpose A flow protection device is not fitted In these circumstances LENNOX is indemnified from any product liability claims from third parties In the event of a warranty claim the machine serial number and LENNOX order num
9. to the exclusion of all other products mix of coolants hydrocarbons etc CAUTION In the event of fire refrigerating circuits can cause an explosion and spray coolant gas and oil Transport Handling Access Never lift the unit without forklift protections Anapproach ramp must be installed if the unit s installation requirements tell that it s necessary to reach the main switch the electrical cabinet the compressor and the ventilation compartment This recommendation is valid for all type of installations e t is strictly forbidden to walk or store equipment or material on top of the rooftop unit Rooftop installation in heavy wind locations roofcurbs vertical amp horizontal and rooftops installations are designed to withstand winds up to 80 km h Above this limit it s recommended to take appropriate actions to secure the installation Ensure the fresh air inlet does not face prevailing wind direction Filters Do the filters fire classification s choice according to local regulations Fan compartment Stop the power before accessing the fan compartment Gas Any work on gas module must be carried out by qualified personnel Aunit with gas module must be installed in accordance with local safety codes and regulations and can only be used for outdoor installation eNeRGy IOM 1502 E AE LENNOX TRANSPORT amp HANDLING Mandatory handling devices MANDATORY HANDLING DEVICES Handling
10. Description Mode Capacity Curent Unt Description Capacity Current eNeRGy IOM 1502 E 2 0 LENNOX gt HEATING OPTIONS Electrical preheater WARNING electric pre heater is connected heater to mainS power risk of electrical Shock switch off the unit prior to open this section Pre heater is running only with high fresh air rate under low outdoor ambient temperature see setpoint in control section In order to reduce the pressure drops the airflow is ducted around the shielded resistances The resistances are made smooth stainless steel tubes with a capacity of 6W cm There are three sizes available for each size of unit 5 Standard heat M Medium heat H High heat Unt Description Mode Capacity Current Unt Description Capacity Current BEP eNeRGy IOM 1502 E GAS BURNERS LENNOX Preliminary checks before start up Note Any work on the gas system must be carried out by qualified personnel This unit must be installed in accordance with local safety codes and regulations and can only be used in planed installation conditions for outdoor Please read carefully the manufacturer s instructions before starting a unit Before commissioning a unit with gas burner it is mandatory to ensure that the gas distribution system type of gas available pressure is compatible with the adjustment and settings of the unit Check access and clearance around the
11. E022AH077 67 46 E024AH078 72 82 022 087 97 22 024 088 91 91 022 107 107 76 65 265 16 478 63 455 16 253 86 045 23 623 87 145 23 214 108 459 31 710 108 265 31 296 117 023 33 405 140 737 43 817 141 559 43 713 158 509 49 259 179 474 59 528 E024AH108 112 90 E024AH126 119 95 E022AH140 131 84 E024AH141 140 53 E027AH160 154 64 E027AH180 180 59 m gt gt gt gt gt gt gt eNeRGy IOM 1502 E LENNOX INTRODUCTION Safety codes amp regulations THE UNIT MUST BE INSTALLED IN ACCORDANCE WITH LOCAL SAFETY CODES AND REGULATIONS AND CAN ONLY BE USED IN WELL VENTILLATED AREA PLEASE READ CAREFULLY THE MANUFACTURER S INSTRUCTIONS BEFORE STARTING THIS UNIT INSPECTIONS AND REQUALIFICATION ACCORDING PRESSURE EQUIPMENT DIRECTIVE MUST FOLLOW THE LOCAL REGULATIONS WHERE THE UNIT IS INSTALLED All units are compliant with the PED directive 97 23 CE EMC DIRECTIVE COMPLIANCE WARNING This equipment is an class according Directive The units meet the following hardest environments norms EN 61000 6 3 program for environment residential commercial and light industry EN 61000 6 2 immunity for industrial environments In emission devices having a rated current 75A For machines with Compressor with variable speed the short circuit ratio Rsce is 120 EN 61000 3 12 For ma
12. Operating mode Check the status of the Refer to Gas burner section of this installation venturi manual for details Inspection and cleaning of the Refer to Gas burner section of this installation exchanger and burner manual for details Inspection and cleaning of the Refer to Gas burner section of this installation water trap manual for details Inspection of intake gas Refer to Gas burner section of this installation pressure manual for details Inspection of fame monitoring Refer to Gas burner section of this installation equipment manual for details Check gas fume combustion levels GN Refer to local regulation Inspection of safety thermostat s and air presssure gauges Refer to Gas burner section of this installation manual for details Refer to Gas burner section of this installation manual for details Verify the ionization current Eu SEN lt eNeRGy IOM 1502 E LENNOX COMMISSIONING RECORD SHEET Technician Date Customer Site Type of access Serial number Customer reference Preliminary checking points Safe access to the roof Safety walkway around the unit Dangerous working conditions Clear access according to prescription Final customer on site External damages Roofcurb data Adjustable roofcurb Correct waterproffness of the roof edge Fl
13. failures resulting from a defect in parts or materials supplied by the Buyer e Tangible or intangible damages lost profits loss of products or consumables or spoilage Damage attributable to acts of God ofr force majeure occurring prior or subsequent to the commissioning of the equipment eNeRGy IOM 1502 E P LENNOX WARRANTY Do not confuse the warranty with maintenance The warranty will only apply if a maintenance contract has been signed starting from the date of commissioning and if the maintenance contract has actually been performed The maintenance contract must be made with a specialist competent company The sole effect of any repair modification or replacement of an item during the warranty period must be to extend the material s warranty period Maintenance must be carried out in accordance with regulations If a spare part is supplied after the expiry of the warranty period it shall be guaranteed for a period equal to the initial warranty period and will be subject to the same conditions We recommend for a contract four inspections per year every three months before the start of each season in order to check the operation of the equipment in the various operating modes eNeRGy IOM 1502 E MAINTENANCE PLAN LENNDX WARNING For service and maintenance operations where refrigerant charge has to be removed assure there is not refrigerant charge in the circuit Expansion valve is closed when the
14. of common replacement parts in order to be able to carry out regular maintenance operations i e filters You can contact your local LENNOX representative which can assist you in establishing a parts list for each type of equipment The access ports to the refrigeration circuits MUST be leak checked every time gauges are connected to the service ports eNeRGy IOM 1502 E LENNOX MAINTENANCE PLAN Clean or replace filters Disposable or metal frame Visual check of the oil level Centrifugal fan bearings check Check absorbed Amps Check Smoke detector Check CLIMATIC control set points and variables Yearly before Estimated time Operating mode Replace filters with new ones if disposable Vacuum clean or blow the dirt Wash and dry carefully Replace media if necessary Blocked filter will reduce the performance of the unit THE UNIT MUST NOT OPERATE WITHOUT FILTERS e Visually check the oil level through the sight glass on the side of the compressor casing Isolate unit from the main power supply Push the fan wheel manually and check for abnormal noises Bearings are lubricated for life but may need replacement after 10000 hours Check absorbed Amps on all three phases compare with the nominal value given in the electrical wiring diagram Start the unit Trigger the smoke detector by moving a magnet around the detector head Reset unit and control Refer to the commissioni
15. provided for the condensate Is there sufficient access for maintenance Installation of the equipment could require different lifting methods which may vary with each installation helicopter or crane Have these been evaluated Ensure that the unit is installed in accordance with the installation instructions and local applicable codes Check to ensure that the refrigerant lines do not rub against the cabinet or against other refrigerant lines In general make sure no obstacles walls trees or roof ledges are obstructing the duct connections or hindering assembly and maintenance access Installation requirements The surface on which the equipment is to be installed must be clean and free of any obstacles which could hinder the flow of air to the condensers Avoid uneven surfaces Avoid installing two units side by side or close to each other as this may restrict the airflow to the condensers Before installing a packaged rooftop unit it is important to understand The direction of prevailing winds The direction and position of air flows The external dimensions of the unit and the dimensions of the supply and return air connections The arrangement of the doors and the space required to open them to access the various components Connections Ensure that all the pipe work crossing walls or roofs are secured sealed and insulated To avoid condensation problems make sure that all pipes are insulated according to th
16. that for which the PCH is regulated e Check with the pressure intake IN on the gas valve that the pressure entering the valve corresponds to that required for the type of gas being used e Check that electrical connections indicated in electrical diagrams attached to the unit e Check that efficient earthing connections have been completed carried out as specified by current safety regulations e Provide power to the heater with the general switch on the machine and insert the power plug in the inside of the PCH compartment To turn on the heater follow the instructions below e Check that RDY appears on the display If OFF appears use the command under FUN to turn the machine to ON e Check the LCD display to verify that the Tin value is greater than the Von value When ON appears on the LCD display the heater starts the ignition cycle NOTE Frequently when turned on for the first time the pilot burner cannot ignite because there is air in the gas hose This will block the equipment You will need to unblock the equipment and repeat the operation until it ignites Analysis of combustion Check that the heater is at maximum or minimum power Use the LCD display to reach the REG menu then use the Hi and Lo commands toforce operation at maximum or minimum capacity e Check again that the input pressure in the valve corresponds to that required adjust if necessary e Perform the combustion analysis to verify that th
17. the water trap check the intake pressure at the gas valve Keep the detection electrode at a tangent to check the function of the flame monitoring equipment the pilot burner check the safety thermostat s check the ionization current 5 NOTE Operations at points 1 2 3 4 and 5 must be performed after disconnecting the heater from the electrical mains and closed the gas intake Operations at point 6 7 8 and 9 must be done with the heater on 1 Inspection of electrodes Dismantle the complete pilot flame and use a jet of compressed air to clean the mesh and nozzle Check the integrity of the ceramic and use sandpaper to remove any oxidation on the metal parts ofthe electrodes Check the correct position of the electrodes see drawing below Itis important that the detection electrode is at a tangent to the head of the pilot and not inside it The start up electrode must discharge onto the mesh of the pilot burner Verify that the start up electrode discharges on the external edge of the ilot b 2 Inspection of fume exhaust and air intake ducts PUBEBHITIET Visually inspect where possible or examine with specific tools to learn the status of the ducts Remove dust that forms on the air intake terminal 3 Inspection and cleaning of the venturi Remove any dirt at the mouth of the venturi with a brush and be careful to not let it fall inside the piece 4 Inspection and cleaning of the
18. unit make sure one can move freely around the unit aminimum one meter clearance must be left in front of the burnt gas exhaust flue combustion air inlet and burnt gas exhaust s must not be obstructed in any way Supply network pipe sizing Male threaded connection for gas burner 3 4 Check that the gas supply line can provide the burners with the pressure and the gas flow rate necessary to provide the heating nominal output WARNING Do not forget to connect the condensate drain Safety instructions FUEL Before starting up the heater make sure that the gas mains supply data is compatible with the data stated on the nameplate the combustion air intake ducts when fitted and the fume exhaust pipes are those specified by the manufacturer the combustion air is supplied in such a way as to avoid even partial obstructions of the intake grille caused by leaves fuel intake internal and external seal is checked during the testing stage as required by applicable standards the heater is supplied with the same type of fuel it has been designed for the system is correctly sized for such flow rate and is fitted with all safety and monitoring devices required by applicable standards the inside of the gas pipes and air distribution ducts for ducted heaters has been thoroughly cleaned fuel flow rate is suitable for the power required by the heater the fuel supply pressure is between th
19. warranty 10 year warranty terms and conditions for corrosion to the Rooftop casing LENNOX shall guarantee the casing of its Rooftop units manufactured since May 1991 against corrosion for 10 years commencing from the date of delivery of the material The warranty shall not apply in the following cases 1 If the corrosion of the casing is caused by external damage to the protective layer such as scratches projections abrasion impacts etc 2 If the casing is not kept continually clean in the course of maintenance work or by a specialist company 3 If the casing is not cleaned and maintained in accordance with regulations 4 f the Rooftop units are installed on a site or in an environment which is known to be corrosive unless a special protective coating has been applied by the owner for these applications which has been recommended by a competent body not linked to the owner and after carrying out a study of the site 5 Nevertheless the LENNOX coating is highly resistant to corrosion the warranty will not be applied for rooftop installed at less than 1000 m away from the sea Note With the exception of the casing the rest of the machine is covered by the warranty of our general terms of sale LenGuard warranty program Waranty covers Parts only Warranty applies to condenser coils evaporator coils and hot water coils that would have been treated at the time of order Warranty covers the repair or replacement of the defect part d
20. 411 2867 35 J tY al lt gt x HSBU S 5 STD SUPPLY RETURN 431 965 eNeRGy IOM 1502 E gt E014 E019 EXTRACTION ROTARY WHEEL or TRMO 101 562 1235 zn 869 174 gt ry eo st Ts i i l 1 LL IB RWMV TRMV 876 632 1943 TT 1500 mini 2500 1500 Laer mini mini 2867 1735 il HT 1 _______ EINE gt gt gt cr gt ME HSBU HSFU a N T Y 981 1553 562 123
21. 5 _ 869 11047 if GBHV 210 kW z 298 1943 1500 mini 2500 q 150 1735 75 gt 125 kW mini mini 581 2867 3102 if GBHV 2336 125 5180 kW L 2271 LH lt gt X HSBU HSFU CN eNeRGy IOM 1502 E RETURN STD SUPPLY LENNOX lt E022 E027 EXTRACTION 101 11 962 1 1235 869 1104 if GBHV 210 kW eo e Y 288 682 1943 1500 mini LL 2500 1500 1735 79 2125 kW mini 581 2867 3102 if GBHV 2336 12 125 2180 kW L 2271 LII 55 gt N HSFU El STD SUPPLY RETURN 431 965 022 027 EXTRACTION ROTARY WHEEL TRMO
22. Check the configuration of the e Climatic with the DS in expert mode See 8 Control Manual Configuration e Start the TRMO circuit circuit switch Test C3 Cool check the sense of rotation of the compressors check frigorific values HP LP overheating and subcooling e Repeat the last operations with Test C3 Heat WARNING During the settings wait until the economizer is fully closed or opened since it takes 1 2 minutes to switch 3 SERVICE DIAGNOSTIC Refrigeration Indoor or exhaust fan blower For both indoor supply fan and exhaust fan same faults causes and solutions than for eNeRGy are expected See diagnostic of ENeRGy Indoor fan blower Possible causes and symptoms Solution Alarm 317 main frigorific issue Lack of charge obstructed components Low LP and LP cut out Freezing waitthat coil is defrosted by exhaust air Alarm 327 too low LP Too low airflow rate on evaporating side too low speed rate fouled filter or coil Check fan exhaust or supply function of the Incorrect airflow rates mode Amps and also filter HP problem and HP cut out Check the refrigerant charge load according to the refrigerant load table eNeRGy IOM 1502 E Refrigerant charge too high __ LENNOX TABLEOFCONTENTS 000 eNeRGy SERVICE MANUAL Ref eNeRGy Service IOM 1502 E PRESSURE EQUIPEMENT DIRECTIVE INFORMATIONS 29 COMMISSIONING u Operating E Beforeturnin
23. LENNOX Think Installation operating and maintenance 19 007 Air cooled rooftop packaged units 99 gt 180 kW e a nl eS d 3 1 2 007 THU T eNeRGy IOM 1502 E gt CONDITIONING SOLUTIONS FOR YOUR FUTURE TABLE OF CONTENTS eNeRGy Installation operating and maintenance Ref eNeRGy IOM 1502 E INSTALLATION MANUAL 3 the technical and technological information contained in this manual including any drawing and technical descriptions provided by us remain the property of Lennox and must not be utilised except in operation of this product reproduced issued to or made available to third parties without the prior written agreement of Lennox eNeRGy IOM 1502 E JAEN LENNOX BET eNeRGy IOM 1502 E TABLE OF CONTENTS gt INSTALLATION MANUAL Ref eNeRGy IOM 1502 E INTRODUCTION Safety codes amp regulations 6 TRANSPORT amp HANDLING Mandatory handling devices 10 LIFTING THE UNITS Machine dimensions and weights 11 7 s ing tho unit with a open m Doc 1l 0 0 m DELIVERY CHECKS 21 c1 mmuanniatia 22 Preliminary cheeks 2D installation requiremans ng m y INSTALLATION ON A
24. NG THE UNITS LENNOX Minimum clearance around the unit installation Figure below show the required clearances and service access around the unit IMPORTANT note for unit clearances Ensure the fresh air inlet does not face prevailing wind direction If machine is including gas burner minimum clearance around the unit must be at least 8 m to allow a proper gas flue dilution If not possible the fresh air intake must be ducted at least 8 m away from the gas burner exhaust In case of extraction option it is recommended to duct fresh air intake eNeRGy IOM 1502 E LENNOX LIFTING THE UNITS Lifting the unit with a crane Lifting lug dimensions Use lifting shackles located in the unit Maximum diameter of the ring shaft 20 mm Lifting belts length The unit must be lifted using spacing beams to avoid the belts damages to the casing Spacing beams must have a length equal to the machine width i e 2250 mm Spacer Beam eNeRGy IOM 1502 E LIFTING THE UNITS LENNOX Lifting the roof curbs Ducting connection details The supply and return air ducts can be secured to the 30 mm flanges at the bottom of the roofcurb Any ducting weight above 100 kg must be fixed independently to other building frames LENNOX fi fi ame 22 a EM m wi p PERI TEN
25. R Min entering indoor coil temperature as x N 1 1 1 1 1 1 O1 A 14 5 a Lo A 5 7 5 5 5 5 Max entering indoor coil temperature 25 2 ECIAM 22 TES air with electrical Std pre heater 2 air with electrical High pre heater 4 5 4 2 5 615 5 5 WARNING commissioning must only be carried out by trained refrigeration engineers whom qualification certificates are compliant with the local regulation Before turning on the power WARNING ensure that the power supply includes 3 phases with no neutral Ensure that the power supply between the building and the unit meets local authority standards and that the cable specification satisfies the start up and operating conditions displayed on the name plate Wire connection tightness checks WARNING check the wire connection tightness Check the following wire connections for tightness Main switch connections Mains wires linked to the contactors and circuit breakers Cables in the 24V control supply circuit OIL CHARGE All units are delivered with a complete oil charge and there is no need to add any oil before start up or afterwards Overcharging with oil can cause serious problems on an installation particularly for the com
26. ROOF MOUNTING FRAME p cb O E m 55 RN NN QD 2 or gt M gt ROOFCURB INSTALLATION Curbing and flashing 25 DUCT CONNECTIONS 26 HEAT RECOVERY m d Thermodynamic heat recovery Control 27 eNeRGy IOM 1502 E AED LENNOX GLOSSARY Supply horizontal front HFSU DAD smoke detector DADS Supply horizontal back condensate drain pan side Fire thermostat Horizontal return 2 sensor Gravity exhaust damper Energy Meter Vertical power axial fan Phase control Vertical extraction EC plug fan Aluminum wires adaptor High pressure extraction EC plug fan Comfort display Rotary wheel on vertical exhaust air Service display Thermodynamic heat recovery on vertical exhaust air Multirooftop display eRecovery on refrigeration equipments Dry Contact Board EU3 start up kit supplied mounted Advanced control pack enthalpy and humidity control G4 refillable metallic frame LonWorks interface RS485 G4 F7 BACnet interface RS485 G4 F7 F9 ModBus interface RS485 Low ambient condition EC condenser fan ModBus and BACnet interface TCP IP Compressor acoustic insulation Non Adjustable insulated roofcurb 1 Refrigerant leak detection Non Adjustable insulated roofcurb 2 High Pressure EC plug fan Non Adjustable i
27. al Check for the presence of silicone seals in the corners of the door and at the bottom of the refrigeration section bulkhead Water ingress in the filter compartment CLIMATIC Displays Water ingress through a leaking fresh air hood or when running 100 fresh air Possible cause and symptoms Check the seals and flanges in the fresh air hood Reduce the airflow rate if necessary Solution Nothing is written on the screen but it s enlightened Press on the three right hand side s buttons at the same time during a few seconds then reconfigure display address setting at 32 Nothing occurs on the unit or an option disappeared Possible problem of units configuration Check the instructions from 3811 to 3833 and reconfigure options if necessary The message no link appears All the units are extinct Problem of addresses recognition Problem main board plan addressing Disconnect the DS from the unit and then reconnect it Disconnect then re plug disconnect each unit from the others then change all the plan addresses eNeRGy IOM 1502 E WARRANTY gt LENNOX Terms and conditions In the absence of any other written agreement the guarantee shall only apply to design faults which occur within a 12 month period warranty period The warranty period starts on the date of commissioning and at the latest six months after the delivery of the Rooftop Anti corrosion
28. all refrigerant liquid and vapour has been removed from roof top Traces of vapour should be displaced with dry air nitrogen Refrigerant in contact with an open flame produces toxic gases Do not siphon refrigerant Avoid spilling liquid refrigerant on skin or splashing it into the eyes Use safety goggles Wash any spills from the skin with soap and water If liquid refrigerant enters the eyes immediately and abundantly flush the eyes with water and consult a doctor Safety definition The roof tops meet the following safety definitions Pr EN 378 1 2006 42 CE Machine Directive EN 60204 1 2004 108 CE Directive Pressure Equipment Directive 97 23 CE e Gaz equipment Directive 90 396 CEE And is provided with CE markings on the condition that the necessary options are present for further information see CE declaration Warning labels The roof top is marked with the following warning labels to alert to potential hazards on or near the potentially hazardous part LN High temperatures Electrical Voltage Rotating parts Sharp parts Regularly check that the warning labels are still in the correct positions on the machine and replace them if necessary eNeRGy IOM 1502 E INTRODUCTION LENNDX Main Safety Recommendations All work on the unit must be carried out by a qualified and authorised employee Non compliance with the following instructions may result in injury or s
29. as to be opened and secured during commissioning The 3 parts of the fresh air hood have to be assembled thanks to self taping screws delivered in the spare part box Check the proper position of the black seal on the top of the hood cover Wind direction The prevailing wind has to be taken into account while choosing the machine position on the building roof It s highly recommended to avoid putting the fresh air hood in the prevailing wind direction to avoid water ingress risks If this is not possible please contact us to require specific water droplet strainer in the hood section WARNING the fresh air hood cover can hurt your head if you don t pay attention while turning around the unit Fit the hygrometric sensor After opening of the fresh air hood put in front of the air flow the Hygrometric sensor BEP eNeRGy IOM 1502 E FILTERS gt LENNDX Filter replacement After opening the filter access panel lift the filter retaining log The filters can then be removed and replaced easily by sliding the dirty fillers out and clean ones in Use the fixation guide to remove the filters sliding one by one into the rail eNeRGy IOM 1502 E LENNOX REFRIGERANT SKETCH UNITS E014AH055FM1M E014AH065FM1M E019AH066FM1M E014AH075FM1M E019AHO 76FM1M E016AH085FM1M E019AH086FM1M E016AH105FM1M E019AH106FM1M E019AH124FM1M E022AH077FM1M E024AH078FM1M E022AH087FM1M E024AH088FM1M E022AH107FM1M E024AH108FM1M
30. ashing band installed Water drops presence Isolation Return duct Return duct Changes in the duct that may create additional drops of pressure or turbulences Supply duct Air distribution grilles Duct material Roofcurb Level and hight adjustment Siphons installed Fresh air hood installed Type of roofcurb Electrical connections Wiring of main switch Wiring of ambient duct sensor Wiring of DC Correct wiring for remote terminal BMS connection Rooftop adress Electrical data Circuit 1 Circuit 2 Circuit 3 Circuit 4 Compressor current A Outdoor fan current A Electrical heater current A Electrical pre heater current A eNeRGy IOM 1502 E COMMISSIONING RECORD SHEET LENNOX Operational data Working mode Cooling Heating Supply temperature Return temperature Outdoor temperature humidity Supply fan Mode Nominal current measured A Nominal current A Fresh airflow m h Extraction fan Nominal current measured A Nominal current A Fresh airflow m h Refrigerant circuit data Operating mode Cooling Heating Circuit1 Circuit 2 Circuit 1 Circuit 2 Suction temperature Evaporating temperature Condensing temperature Liquid line temperature Backflow Return temperature Refrigeran
31. ast on from the safety thermostat wait for the F20 block signal to appear on the LCD display on the CPU PCB on the machine Reclose the thermostat series then reset the block 9 Verify the ionization current This procedure can be done directly from the LCD display by entering into the menu The parameter indicates the value of the ionization current and the reading is as follows e 100 indicates that the value is more than 2 microAmperes which is plenty for the equipment to function e From 0 to 100 indicates a value from 0 to 2 microAmperes for example 35 corresponds to 0 7 microAmperes which is the minimum threshold detectable for the flame monitoring equipment e The value of the ionisation current must not be below 2 micro Amperes Lower values indicate the detection electrode a bad position an rusted electrode or one about to stop functioning eNeRGy IOM 1502 E SERVICE DIAGNOSTIC LENNDX Refrigeration Fault Possible cause and symptoms Solution LP problems and LP cut outs Refrigerant charge too low Measure the superheat and sub cooling Good if 5 c lt sc lt 10 c and 5 c lt sh lt 10 c Bad if sc gt 10 c and sh too low Check superheat adjustment and charge unit a leak check must be carried out In heat pump mode the temperature difference between t outdoor and tevap dew is too high 5 c lt delta t lt 10 c excellent 10 c lt delta t lt 15 c acceptabl
32. at demands will be ignored Fxx Fault detected Air The EST function in the FUN menu was selected by mistake Axx Address of the PCH unit when alternating with the operation in progress CPU or flashing communication problems CPU SMART LCD panel Menus 3 levels and to scroll the menus ENTER to select ESC back to the unit status after about 10 minutes change in the parameter press ENTER for at least 3 signaled by a flash of the display First level menus Unit status e FUN to select the function ON OFF or EST e REG to force the burner to min or max e to read values measured by the sensors e to read the value of the 0 10Vdc signal e not used e ABI to enter the psw to access 2nd and 3rd level Second level menus Set to read and set parameters for the 0 10V Check 0 10 00 5 Active only with D0 5 0 10V 0 modulation 1 modulation and ON OFF Voltage of OFF burner shut down if H51 1 0 10 1 Module 0 5 2 Modules 1 5 3 Modules 2 5 4 Modules 3 5 Delta Voltage for ignition burner ON 1Module 0 5 2Modules 1 0 3Modules 1 5 4Modules 1 5 Duration of lower input 0 255 Duration of upper input 07255 generatore 1 eee eee Modulation ON OFF 51 1 set Voff H52 0 50 factory set Von H52 H53 Voff H53 0 5 0 5 1V eti Vati Von wy eNeRGy IOM 1502 E
33. ature a Cooling mode i Test C Cool e Fine temperature control 1 Check circuit pressures and temperatures i Smooth 3231 7 No DeadZone Comfort 2 Check electrical consumptions b Heating mode 6 Leak Detection i Test C Heat a Cooling 1 Check circuit pressures and temperatures i Test C1 Cool read Subcooling and adjust 3437 b Heating 4 Unit option tests i Test C1 Heat read Subcooling and adjust 3447 a Electrical Auxiliary heaters Test H1 1 Full li Test C2 Heat read Subcooling and adjust 3448 i Check supply temperature li Check electrical consumption Once all the settings have been adjusted the list of parame b Hot Water Auxiliary heaters Test H1 1 Full ters must be downloaded Wizard tool stored and signed by i Check supply temperature the customer ii Check valve opening c Gas burner heaters Test H1 1 Full i Refer to gas burner chapter d Electrical Fresh air pre heaters Test H2 1 Full i Check supply temperature li Check electrical consumption e Hot water eRecovery heaters Test H2 1 Full i Check supply temperature ii Check valve opening f TRMO i Test C3 Cool 1 Check circuit pressures and temperatures 2 Check electrical consumptions Test C3 Heat 1 Check circuit pressures and temperatures 2 Check electrical consumptions g HRMO Rec Wheel i Check wheel motor rotation eNeRGy IOM 1502 E LENNOX FRESH AIR HOOD Installing The fresh air hood h
34. ber must be quoted WARNING All the technical and technological information contained in this manual including any drawing and technical descriptions provided by us remain the property of LENNOX and must not be utilised except in operation of this product reproduced issued to or made available to third parties without the prior written agreement of LENNOX The technical information and specifications contained in this manual are for reference only The manufacturer reserves the right to modify these without warning and without obligation to modify equipment already sold eNeRGy IOM 1502 E LENNOX 7 INTRODUCTION SAFETY The safety information contained in this manual is provided as a guide for the safe handling of this installation LENNOX does not vouch for the completeness of this information and can therefore not accept liability for any possible omissions In the roof tops heat is being transported by a pressurised refrigerant with changes in pressure and temperature For air cooled roof tops fans have been provided to discharge heat into the environment The protection of operating and maintenance personnel was central in the design of the roof top Safety features have been included to prevent excessive pressure in the system Sheet metal parts have been fitted to prevent inadvertent contact with hot pipes For air cooled roof tops the fans are equipped with protective grids and the electrical control panel is completely t
35. chines without variable speed compressor the short circuit ratio Rsce is 66 EN 61000 3 12 The permissible maximum impedance of network Zmax is 0 17 EN 61000 3 11 The differences between the various machines are only related to the power of the compressors equipment that there are associated For conducted and radiated emission and immunity these differences do not alter the results eNeRGy IOM 1502 E INTRODUCTION LENNOX F Gas REGULATION EC Regulation No 842 2006 on fluorinated greenhouse gases Operators of refrigeration equipments must comply with the 6 main obligations defined in the F Gas Regulation OBLIGATION Recovery of F gases during plant servicing and maintenance and at end of plant life All stationary systems Use adequately trained staff to carry out installation servicing and maintenance and leakage checking All stationary systems NEW equipment shall be labelled All stationary systems Take steps to prevent F gas leakage and repair detected leakage as soon as possible All stationary systems Regularly check for leakage 06 kg or more atleast once every 12 months Hermetically sealed systems gt 30 kg or more at least once every 6 months 6kg 300 kg or more at least once every 3 months Keep certain records about refrigeration plant that uses F gases refer to the start up and Maintenance Log book at the end of this document stationary
36. d probably wrong values These verifications can only be made once the proper operation of all safety devices and unit controls has been established Check if the customer s air ducts are open to be sure the unit is not running with ducts closed In addition it is needed to check if the airflow and available static pressure are in accordance with the unit CLIMATIC configuration Settings 1 Supply Air flow adjustement depending on customer 6 Outside temperature probe selection a 3333 nominal air flow a Select the outdoor temp probe Unit Customer in the b 3334 reduced air flow Outside Temp Config screen c 3332 Manual Automatic d 3331 Nominal DeadZone PartLoad Pressure 7 Outside humidity sensor selection optional a Select the outdoor hum sensor Unit Customer in the 2 Exhaust Air flow adjustement optional Outside Hum Config screen a 3864 nominal air flow b 3865 reduced air flow 8 Air quality sensor selection optional a Select the air quality CO2 sensor Remote Customer in 3 Scheduling depending on customer requirements the CO2 Config screen a Zones amp Modes Night Day Day Dayll b Setpoints per mode penis 9 Remote display configuration a 3151 DC simple DC full DM 4 Regulation temperature probe selection a Select the regulation probe DC Return Customer etc in the Room Temp Config screen 10 Minimum fresh air
37. e 15 c lt delta t lt 25 c too high If too high check the coils are clean or check coil internal pressure drop between the liquid line and the suction line Good if lt 3bar Too high if gt 3bar coil blocked Refrigeration circuit blocked in distribution Liquid line drier blocked High temperature difference between inlet and outlet of the drier Stop the fan and create icing of the coil Check all circuits freeze evenly across the whole surface of the coil If some parts of the coil do not freeze this could indicate a problem with the distribution Change filter drier Contaminant in the expansion valve Attempt to free the valve adjusting element by freezing the valve and then heating the thermostatic element Replace the valve if necessary Expansion valve not adjusted properly Adjust the expansion valve Ice plug in the expansion valve Heat the main body of the valve If the LP increases and then decreases gradually empty the circuit and replace the drier Incorrect insulation of the thermostatic bulb of the expansion valve Superheat too low adjust superheat Move the thermostatic element along the pipe Insulate the thermostatic element of the valve Low pressure switch cut out point too high LP cut out due to not enough defrost on heat pumps Check the cut out pressure of the low pressure switch it must be 0 7 0 2bar and must closes at 2 24 0 2 bar Adjust the CLIMATIC set
38. e unit should switch to heat pump mode Reset the control Power down the unit and check and tighten all screws terminal and electric connections taking a particular attention to the power lines and low voltage control wires e Install manifold gauges on the circuit to be checked Shut down the axial fans and wait for the HP switch to shut down the compressor 29 bar 1 0 auto reset 22 bar 0 7 Reconnect fans Switch off the centrifugal supply fan and wait for the LP switch to cut out 0 5bar 0 5 reset 1 5bar 0 5 Install calibrated manifold gauges on the circuit to be checked e Check the fan blades conditions and all fan guards and protections Check the good positioning and operation of all sensors of all sensors Check the values given in the control system Replace sensor if necessary LENNOX MAINTENANCE PLAN Check and clean if necessary all fresh air grilles Clean condensate drain indoor and outdoor coils following local regulations Check electric heater element for excessive corrosion Check anti vibration mountings for wear and tear Check refrigeration circuit for traces of acid in the oil Check Glycol concentration in the hot water coil circuit Check defrost cycle with 4 way valve inversion Check ignition electrode Check the status of fume exhaust and air intake ducts and terminals Yearly before Estimated time Operating mode Check the fresh a
39. e level of CO2 corresponds to figures in the tables e fthe measured value is different turn the adjustment screw on the venturi Unscrewing the screw will raise the level of CO2 screwing it down will lower the level e Place the heater on minimum capacity and verify that the level of CO2 corresponds to figures in the tables If the measured value is different repeat the procedure TYPE OF GAS G20 PCH020 PCH034 045 PCHO065 PCHO080 PCH105 min max min max min max min max min max min max Category according to the country of destination see reference table Air supply pressure 20 min 17 max 25 3 Pilot nozzle Gas consumption 15 C 1013 mbar 0 7 Carbon dioxide CO content Fumes temperature Fume mass flow rate max 72 Gas butterly valve ge 11 Air butterfly valve Not necessary For 080 models Gas intake pressure connector EX For PCH105 b wx models OFFSET pressure connector Pascal bu OFFSET adjustment screw CO2 adjustment _ Venturi CO2 adjustment BET eNeRGy IOM 1502 E GAS BURNERS LENNOX Interface Panel Status rdy the unit is waiting for the ON control and or the heat demand from the room thermostat ready no flame ON burner flame or ignition OFF unit off by a command from the display panel any he
40. e range specified on the nameplate GAS LEAKS If you smell gas do not operate electrical switches telephones or any other object or device that could produce sparks immediately open doors and windows to create an air flow to vent the gas out of the room close the gas valves call for qualified staff eNeRGy IOM 1502 E P LENNOX GAS BURNERS Product range Standard PCH 80 16 82 Kw High heat PCH 105 18 100 Kw Standard PCH 105 18 100 Kw E22 E27 High heat PCH 210 18 200 Kw mm ma mm ma mm Ye we m pe pea penne 9p uw c wy e Carbon monoxide CO 096 diO2 3 2 o o J 2 o 2 Nitrogen oxides Nox 0 diO2 4 5 Beeren Power supply 230Vac 50Hz op emp Dm Ds TR Eumenes r BO 2 Condensation produced value obtained by test at 30 Nominal load Qn 3 Value reference with gas cat G20 4 Vale statistical medium calculation EN1020 reference gas cat H G20 BEP eNeRGy IOM 1502 E GAS BURNERS LENNOX General introduction of the PCH e Premix burner venturi gas fan pilot group head gas valve e Electronic controls with display e Combustion chamber in stainless steel AISI 430 AISI 441 in the next future e Exchanger bundle in stainless steel AISI 441 e Safety thermostat and additional probe VENTURI FAN Em LEN VT GAS VALVE The PREMIX Techn
41. e temperatures of fluids and type of rooms NOTE The packaging protection fitted on the finned surfaces must be removed prior to start up eae eNeRGy IOM 1502 E INSTALLATION ON A ROOF MOUNTING FRAME LENNOX Roof opening dimensions The roof opening dimensions amp maximum slope are defined according mechanical drawings Sealing checks IMPORTANT note Prior to put the machine on the curbs make sure polyethylene foam is fitted on the curb upper flange side must be delivered with the curb This gasket must be put only on the external perimeter of the curb and around the supply and return section Levelling adjustable roofcurbs Above all ensure that all the adjustable returns are facing outward They could be turned inside out for transport Place the roof mounting frame on the trimmer beam by first lining up the inlet and the outlet opening After levelling the frame secure the adjustable returns on the trimmer IMPORTANT NOTE Securing the curb When the frame is correctly positioned it is essential to secure the assembly with a disconnected stitched welded seam 20 to 30 mm every 200 mm or self taping screw diameter M6 along the outside or by using an alternative method eNeRGy IOM 1502 E AED LENNOX INSTALLATION ON A ROOF MOUNTING FRAME Positioning the rooftop on adjustable roofcurbs IMPORTANT note Prior to put the machine make sure to put a polyethylene gasket on the curb upper flange side must be deli
42. erious accidents Work on the unit The unit shall be isolated from the electrical supply by disconnection and locking using the main isolating switch Workers shall wear the appropriate personal protective equipment helmet gloves glasses etc Work on the electrical system Work on electric components shall be performed with the power off see below by employees having valid electrical qualification and authorisation Work on the refrigerating circuit s Monitoring of the pressures draining and filling of the system under pressure shall be carried out using connections provided for this purpose and suitable equipment To prevent the risk of explosion due to spraying of coolant and oil the relevant circuit shall be drained and at zero pressure before any disassembly or unbrazing of the refrigerating parts takes place There is a residual risk of pressure build up by degassing the oil or by heating the exchangers after the circuit has been drained Zero pressure shall be maintained by venting the drain connection to the atmosphere on the low pressure side The brazing shall be carried out by a qualified brazier The brazing shall comply with standard NF EN1044 minimum 309 silver Replacing components e n order to maintain CE markisng compliance replacement of components shall be carried out using spare parts or using parts approved by LENNOX Only the coolant shown on the manufacturer s nameplate shall be used
43. exchanger and burner Perfect combustion in PCH heaters prevents dirt which is normally caused by bad combustion It is advisable therefore to not clean the exchanger and burner unless there are exceptional circumstances An accumulation of dirt inside the exchanger could be revealed by a sizeable variation in the gas capacity that is not caused by improper functioning of the gas valve Should it become necessary to clean the burner and or exchanger all of the gaskets mounted between the burner and the exchanger must be replaced 5 Inspection and cleaning of the water trap Clean the trap every year and check the connections Make sure there are no traces of metallic residue If metallic residue has formed increase the number of inspections 6 Inspection of intake gas pressure Verify that the intake pressure at the valve corresponds to the value required for the type of gas that you are using This verification must be done with the heater on at the maximum heat capacity 7 Inspection of flame monitoring equipment With the heater operating close the gas tap and verify that the machine blocks signalled on the LCD display on the CPU PCB on the machine with code F10 Reopen the gas tap reset the block and wait for the heater to start back up 8 Inspection of safety thermostat s and air pressure gauges 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 f
44. gon the power u Wire connection tightness checks ST Powering the 32 CLIMATIC configuration 32 FRESH AIR HOOD 34 FILTERS 35 REFRIGERATION SKETCH 36 REFRIGERATION CIRCUIT 40 HEATING OPTIONS Hot water coils AT Recovery watercoil A Elecricheater AS Electrical preheater 44 GAS BURNERS 45 SERVICE DIAGNOSTIC 55 WARRANTY 57 MAINTENANCE PLAN 59 COMMISSIONING RECORD SHEET 64 REFRIGERANT TRANSACTIONS LOGBOOK EUROPEAN REGULATION N 842 2006 66 BELT eNeRGy IOM 1502 E PRESSURE EQUIPEMENT DIRECTIVE INFORMATIONS LENNOX CE marking compliance These units are CE marked according to Pressure Equipement Directive Section Phase PS bars gauge Suction Vapor 29 5 Discharge Vapor 42 bar 410 Liquid Liquid Vapor 42 bar RA10A Name plate example Type unit E027AH180FM1M N de serie 281957 1 1 2 Voltage Phase Fr quence Intensite A Hz V alim 400 3 50 Nominal Y com 24 F l 50 424 4 509 9 Min Maz EP HP BP HP Pression PS bar 1 1 29 5 42 Temperature 5 C 20 20 50 Temperature de stockage 30 50 cote basse pression HP haute pression Puissance kW Charge de refrigerant kg Dates Froid Chaud C2 C4 Prod Test 177 174 20 20 0 0 2014 1312014 Fluide Groupe Fluide Poids 5z Fi410A il 2 2912 Ce produit est utilis amp pour conditionnement d air Contient des gaz effet de se
45. he model ordered It states the electrical power consumption of the unit on start up its rated power and its supply voltage The supply voltage must not deviate beyond 10 15 96 The start up power is the maximum value likely to be achieved for the specified operational voltage The customer must have a suitable electrical supply It is therefore important to check whether the supply voltage stated on the unit s rating plate is compatible with that of the mains electrical supply The rating ENNOX plate also states the year of manufacture as well as the type of refrigerant used and 0038 the required charge for each compressor circuit Type unite E027AH180FM1M N de s rie 281957 1 1 2 Voltage Phase Fr quence Intenzit IY Ph Hz alim 400 3 50 Nominal Y com 24 50 424 4 503 9 Maz BP HP BP HP Pression P S bar 1 1 23 5 42 Temperature 5 20 20 50 Temp rature de stockage 30 50 BP cote basse pression HP haute pression Puissance kw Charge de refrigerant kg Dates Froid Chaud C2 C3 C4 Prod Test 177 174 20 20 0 0 2014 0 130112014 I Fluide Groupe Fluide Poids kg 52 ROA 2 2912 Ce produit est utilis pour conditionnement d air Contient des gaz effet de serre fluores vis s par le protocole de Kyoto Herm tiquement Storage When units are delivered on site they are not always required immediately and are someti
46. ible Normally Closed 3 possible power setting modes 1 temperature probe parameter 40 2 Only with 1 delivery fixed point operation the burner is switched on and off through the ON OFF e 0 10Vdc 40 5 default factory setting e Modbus d0 7 modulation board provided with a serial RS485 which be used to control the burner start up the modulation the alarms the reset Installation Gas connection To be provided by the installer Main burner gas solenoid valve Pilot burner gas solenoid valve Pressure stabiliser Safety gas solenoid valve Gas filter small section Anti vibration joint Gas filter large section Gas valve eNeRGy IOM 1502 E GAS BURNERS LENNOX It is strictly prohibited to supply gas to the circuit with pressure higher than 60mbar Such pressures could cause the valve to break If pressure are higher than 60mbar a pressure reducer must be installed at least 10 m away and no pressure stabiliser must be fitted between the pressure reducer and the heater but leaving the gas filter T Max 60 mbar Pressure reducer Condensate drain Inclined pipe bundle eNeRGy IOM 1502 E LENNOX GAS BURNERS Starting for the first time The PCH heater unit is supplied with settings entered and tested for the gas specified on the nameplate Before turning on the PCH unit check the following Make sure the gas in the mains corresponds to
47. ir grilles if fitted If dirty or damaged remove them from unit and clean with high pressure water cleaner Refit on unit once clean and dry Visually check the coils for dirt If not too dirty cleaning with a light brush may be enough WARNING Fins and copper tubes are very fragile Any damage WILL reduce the performances of the unit If very dirty deep industrial cleaning is required using de greasing agents External contractors must be called 1 hour if cleaning Isolate the unit Pull the electric heater out of the heater module box and check the resistances of traces of corrosion Replace resistance as required 1 hour if replacement Visually check anti vibration mountings on compressors and centrifugal fan Replace if damaged 1 hour if replacement Take a sample of oil from the refrigeration circuit Check the glycol concentration in the pressurised water circuit a concentration of 30 gives a protection down to aprox 15 check the circuit pressure Switch the unit to heat pump mode Change the set point to obtain the standard defrost mode and reduce the cycle time to the min value Check the operation of the defrost cycle Refer to Gas burner section of this installation manual for details Refer to Gas burner section of this installation manual for details e e eNeRGy IOM 1502 E MAINTENANCE PLAN Yearly before Estimated time
48. ken Testing of automatic leak detection system if fitted Engineer Test result Comments eNeRGy IOM 1502 E o o LENNOX REFRIGERANT TRANSACTIONS LOGBOOK EUROPEAN REGULATION 842 2006 Refrigerant load according to model size REFRIGERANT CHARGE Kg E014AC045FM1M 15 E014AC055FM1M E014ACOG60FM1M E019AC061FM1M E014AC065FM1M E019ACO66FM1M E014AC075FM1M E019AC076FM1M E016AC085FM1M E019ACO86FM1M E016AC105FM1M E019AC106FM1M E019AC124FM1M E022AC077FM1M E024AC078FM1M E022AC087FM1M E024AC088FM1M E022AC107FM1M E024AC108FM1M E022AC125FM1M E024AC126FM1M E022AC140FM1M E024AC141FM1M E027AC160FM1M E027AC180FM1M MODEL Comments eNeRGy IOM 1502 E LENNOX lennoxemeia com SALES OFFICES BELGIUM AND LUXEMBOURG RUSSIA 32 3 633 3045 7 495 626 56 53 FRANCE SPAIN 33 1 64 76 23 23 34 915 401 810 GERMANY UKRAINE 49 0 211 950 79 600 38 044 585 59 10 ITALY UNITED KINGDOM AND IRELAND 4 39 O2 495 26 200 44 1604 669 100 NETHERLANDS 48 22 58 48 610 OTHER COUNTRIES NS PORTUGAL LENNOX DISTRIBUTION Due to Lennox s ongoing commitment to quality the specifications ratings and dimensions are subject to change without notice and without incurring liability C Improper installation adjustme
49. mes put into storage In the event of medium to long term storage we recommend the following procedures Keep protective plastic film in position Ensure the electrical panels are closed Keep all items and options supplied in a dry and clean place for future assembly before using the equipment Maintenance access With the new easy lock system integrated in eNeRGy we can have different possibilities of panel opening making more easy maintenance operations Panels can be opened rightwards leftwards and they can also be dismounted completely by removing all the lockers eNeRGy IOM 1502 E LENNOX DELIVERY CHECKS Condensate drains The condensate drains are not assembled when delivered and are stored in the electrical panel with their clamping collars To assemble them insert them on the condensate tray outlets and use a screwdriver to tighten the collars Preliminary checks Before installing the equipment the following points MUST be checked e 5 there sufficient space for the equipment Is the surface on which the equipment is to be installed sufficiently solid to withstand its weight A detailed study of the frame must be made beforehand Do the supply and return ductwork openings excessively weaken the structure Are there any obstructing items which could hinder the operation of the equipment Does the electrical power available correspond to the equipment s electrical specifications Is drainage
50. ng sheet Check all 15 set points are set according to this document Check clock settings Check the time and date of the control o ps Check the position and tightness of refrigeration components Check Airflow rate safety switch if fitted Check freeze protection on hot water coil Check systematically all connections and fixings on the refrigeration circuit Check for oil traces eventually a leak test should 30 be conducted Check operating pressures correspond to the ones indicated on the commissioning sheet Shut down supply fan The fault must be detected within 5 seconds eNeRGy IOM 1502 E MAINTENANCE PLAN Task Check three way valve on hot water coil Check economiser actuator operation Check refrigeration 4way valve Check tightness of all electrical connections Check HP LP safety switches Check HP analogic sensor calibration Check outdoor fans and fan guards Check position of all sensors eNeRGy IOM 1502 E LENNOX Yearly before Estimated time Operating mode Increase room set point 10 C above the actual room temperature Check operation of the piston It must move away from the valve head Reset the control Check all fixings and transmission Stop the unit using the control The fresh air damper must close Start the unit the fresh air damper should open With the unit running in cooling mode increase the room set point temperature by 10 C Th
51. nsulated roofcurb 3 Cooling amp Heating Water coil Standard Non Adjustable insulated roofcurb 4 Cooling amp Heating Water coil High Adjustable insulated roofcurb 1 Condensing gas burner Standard Vertical Adjustable insulated roofcurb 2 Condensing gas burner High Vertical Adjustable insulated roofcurb 3 300 mbar natural gas option Adjustable insulated roofcurb 4 37 mbar propane gas option Container packing including wooden blocks and film Electrical pre heater Standard Control supply pressure pressostat Electrical pre heater Medium Electrical box fan motor Electrical pre heater High Electrical heater Standard Electrical heater Medium Electrical heater High LenGuard anti corrosion condenser coil treatment LenGuard anti corrosion condenser and evaporator coil treatment LenGuard anti corrosion evaporator coil treatment LenGuard anti corrosion water coil treatment S LenGuard anti corrosion water coil treatment H LenGuard anti corrosion thermodynamic recovery condenser and evaporator coil treatment LenGuard anti corrosion eRecovery coil treatment BET eNeRGy IOM 1502 E INTRODUCTION The present manual applies to the following units 014 045 F M1 M p Type of unit eNeRGy Range of airflow x 1000 m3 h 9 Air cooled 1 Version 1 W Water cooled C C
52. nt alteration service or maintenance can cause property damage or personal injury Installation and service must be performed by a qualified installer and servicing agency eNeRGy lIOM 1502 E
53. ology NO AIRZNO GAS gt PCH working cycle Heat is Required e Burner fan starts to pre wash combustion chamber EV1 and EVP gas valves open to gas feed pilot burner e Start up electrode gives ignition sparks on pilot burner e EV2 main gas valve opens to gas feed main burner e Combustion starts thanks to pilot flame ignition e The electronic boards close EVP and stops the pilot Gas valve EV1 and EV2 A SYN 277 s HaTi 2 024 Air fans ON delay s 60 after the burner ON OFF delay 2 180 after the burner OFF Possible safety devices of the fans must be connected in series with the burner ID1 IDC on terminal 8 STB and temperature probe Safety Thermostat STB it stops the burner at 100 manual reset required by Gas Directive NTC temperature probe it forces the burner to modulate factory set of ST1 45 C or to stop 1 5 of 1 60 before the STB automatic reset as soon as the air temperature decreases Fault F51 recorded eNeRGy IOM 1502 E LENNOX GAS BURNERS Connections e 1or2gas Supply modules e Single phase power supply 230Vac with neutral e ON OFF ok signal to ALL the PCH connected safety devices must be connected in series to this fire dampers fan control temperature alarms in order to protect the system by stopping the burner 230V supplied Priority over the power setting signals e _ ALARM to remote the lock signal Normally Open poss
54. ooling only units M Refrigerant 410 H Heat pump units Fixed speed compressor V Variable speed compressor Approximately capacity in KW Minimum airflow Maximum airflow Net cooling capacity Net heating capacity Nominal airflow Input power Input power COP Class 014 055 52 34 E014AC065 65 96 E019AC066 70 58 E014AC075 70 99 E019AC076 76 11 E016AC085 82 06 E019AC086 88 05 E016AC105 98 02 E019AC106 106 01 E019AC124 114 20 E022AC077 67 46 E024AC078 72 82 E022AC087 87 22 024 088 91 91 022 107 107 76 024 108 112 90 024 126 119 95 022 140 131 84 024 141 140 53 027 160 154 64 027 180 180 59 014 055 52 34 014 065 65 96 019 066 70 56 E014AH075 70 99 49 65 12 29 65 321 19 075 67 784 19 290 69 053 20 296 gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt Class r gt gt gt E019AH076 13000 18900 24000 76 11 24 76 3 07 E016AH085 10500 15500 24000 82 06 26 77 3 07 83 714 24 516 3 415 E019AH086 13000 18900 24000 88 05 28 14 3 13 A 86 248 25 186 E016AH105 10500 15500 24000 98 02 32 56 3 01 A 106 749 33 306 3 205 B E019AH106 13000 18900 24000 106 01 34 95 3 03 A 107 272 31 450 E019AH124 13000 18900 24000 114 20 37 71 3 03 A 119 358 34 957 3 414 A
55. or not in accordance with its nature and or purpose Modifications have been made to the equipment without prior written permission by Lennox e Settings and protections have been modified without prior written permission by Lennox e or other than the prescribed refrigerants or lubricants is used equipment is installed in a country different from the country stated on the invoice This warranty does not cover e Labour cost for Lennox or non Lennox employees e Regular maintenance and periodic services e replacement of casing parts panels screws etc e The replacement of consumable parts filters etc e The replacement of parts other than fans compressors air or water heat exchangers e Replacements or repairs due to wear abrasion or corrosion suffered by the equipment or damages resulting from transporta tion negligence failure to provide adequate supervision lack of maintenance or improper storage conditiions and non respect of the Seller s recommendations e cost of the time spent on preliminary work on removal or reinstallation operations made necessary by the particular conditions of use and installation of the equipment Ex crane renting cost is out of the warranty coverage e Dammage suffered by the hydraulic exchanger as a result of the refrigerated fluid freezing or of the use of an anti freeze liquid which does not conform to the Seller s specifications e All
56. ork SmartControl or SMART NET Manual reset auto reset after 5 minutes probes broken or missing Absence of signal from probe or broken probe Over temperature The minimum heat power of the PCH heater module is over dimensioned compared to the heat power Auto reset if NTC1 TH1 15 required by the environment Check the TH1 parameter air intake set point k ModBus communication ModBus network is disconnected e address of the PCB is wrong and or not Lack of voltage during operation cycle excluding stand by the fault is not visible on remote control but only counted configured in the ModBus network Lack of voltage Lack of electricity during operation F00 Internal m Internal malfunction of CPU SMART PCB alfunction of CPU SMART Perform a manual reset of the PCB replace the Manual reset CPU SMART if the problem persists eNeRGy IOM 1502 E LENNOX GAS BURNERS Maintenance operations To keep the machine in efficient condition and guarantee a long lifetime of the heater it is advisable to run some inspections every year before turning it on for the season check the status of the start up electrodes detection electrodes and pilot flame check the status of fume exhaust and air intake ducts and terminals check the status of the venturi check and clean the exchanger and burner are clean check and clean
57. ouch proof This excludes some parts operating at a safe voltage 24 Volt The service panels can only be opened using tools The electrical control panel is completely touch proof This excludes some parts operating at a safe voltage 50 Volt The service panels can only be opened using tools Notwithstanding that the roof tops are equipped with extensive safety and protection features the utmost care and attention is needed when carrying out operations on the machine Furthermore ear protection should be worn when working on or in the vicinity of the roof tops Operations on the cooling circuit or electrical equipment should be carried out by authorised personnel It is essential to follow non exhaustive recommendations hereunder Never work on a unit that is still energized e Any manipulation opening or closing of a shut off valve must be carried out by a qualified and authorised engineer These procedures must be carried out with the unit shut down Never work on any of the electrical components until the general power supply to the unit has been cut During any maintenance operations on the unit lock the power supply circuit in the open position ahead of the machine If the work is interrupted check the lock before resuming the work WARNING Even if the unit has been switched off the power circuit remains energized unless the unit or circuit disconnect switch is open Refer to the wiring diagram for further details Fo
58. pressors Oil Recommendation for LENNOX Roof Tops Refrigerant Compressor type Brand Oil Type 410 Scroll Lennox POE Polyolester oil eNeRGy IOM 1502 E AED LENNOX COMMISSIONING Powering the unit Power up the unit by closing the isolator switch The fans and compressors direction of rotation is checked during the end of line test They should therefore all turn in either the right or wrong direction WARNING a compressor rotating in the wrong direction will fail shortly If one of the components rotates in the wrong direction disconnect the power supply a t the machine s isolator switch and reverse two of the component s phases on the terminal within the electrical panel While starting the unit fill in the check list sheet of this manual to be sure that the unit correctly installed and ready to operate Check the current values per phase on each fan motor Check the current values per phase on each compressor motor Check suction and discharge pressures and compressor suction temperature Check chilled liquid entering and leaving temperatures if water cooled unit Check outdoor air temperature and indoor temperature Check if DAD is ON These verifications should be made as quickly as possible with a stable cooling load i e the cooling load of the installation should be the same as the capacity developed by the unit Measurements taken without heeding this condition will result in unusable an
59. r some units a separate 220V power supply may exist check the electrical wiring for more informations In case of maintenance operations on fans grills replacement ensure that the power is shut off to avoid automatic restart Before the opening of the refrigerant circuit check the pressure with manometers or pressure sensors Never leave a unit stopped with valves closed on the liquid line refrigerant could be trapped and the pressure would rise All installation parts must be maintained by the personnel in charge in order to avoid material deterioration and injuries to people Faults and leaks must be repaired immediately The authorized technician must have the responsibility to repair the fault immediately Each time repairs have been carried out to the unit the operation of the safety devices must be re checked Follow guidance and recommendations given in safety and machine standards such as EN378 1505149 etc Do not use oxygen to purge lines or to pressurize a machine for any purpose Oxygen gas reacts violently with oil grease and other common substances Never exceed the specified maximum operating pressures Verify the allowable maximum high and low side test pressures by checking the instructions in this manual and the pressures given on the unit name plate Do not use air for leak testing Use only refrigerant or dry nitrogen Do not unweld or flame cut the refrigerant lines or any refrigerant circuit component until
60. ract air is exchanged with the fresh air conversely in summer season and cooling mode the heat of the fresh air is transferred to the extract air HRMV recovers the heat from the extracted air through a rotary wheel TRMO is a thermodynamic heat recovery module included in the machine Its main interests are a variable fresh air rate from 25 to 100 ahigh COP in winter when pre heating the fresh air due to a favorable evaporating temperature especially with high air flow rate ahigh EER in summer when pre cooling the fresh air due to a favorable condensing temperature especially with high air flow rate For those reasons TRMO will be more suitable than HRMV in areas where the difference between indoor temperature and outdoor temperature is low For example in Mediterranean areas where winter temperatures are not very cold or summer temperatures are not very high HRMV and TRMO will be delivered totally assembled in the unit eNeRGy IOM 1502 E THERMODYNAMIC HEAT RECOVERY INSTALLATION N 1 REFRIGERATION CIRCUIT Frigorific components access Compressor are located in an additional module before extraction module TRMO E014 E019 E022 E027 Compressors ZP104 2x ZP104 Thermostatic expansion valves ERZE 8 GA 2x ERZE 8 GA 2 COMMISSIONING Electrical connections All wire connections are factory made Starting up CLIMATIC configuration Power the unit
61. rre fluor s vis s par le protocole de Kyoto Herm tiquement Periodical visit according european pressure equipment directive According to Pressure Equipments Directive periodical controls on site are expected on equipments equal or above category Il eNeRGy IOM 1502 E LENNOX COMMISSIONING All the components must be installed by a qualified engineer OPERATING LIMITS Prior to any operation please check the operation limits of the unit These tables will give you all necessary information concerning the operating envelop of the unit Please consult the Risk analysis and hazardous situations according to 97 123 directive given in the APPENDIX at the end of this manual or supplied with the unit WARNING It is very important ensure the units operate well inside these envelopes E014 065F E014 075F E016 085F E019 066F E019 076F E019 086F E019 106F Cooling mode operating limits 5 Max outdoor temperature 48 Indoor 27 DB 19 WB Max outdoor temperature Mini indoor temp DB 47 HR Min outdoor temperature Max entering indoor coil temperature Max entering indoor coil temperature Min entering indoor coil temperature Outdoor 35 DB Min entering indoor coil temperature Heating mode operating limits 5 Min outdoor temperature Indoor 20 DB 8 Min outdoor temperature TODO 1 air with electrical Std pre heater
62. rtical Extraction EC plug Fan horizontal from top Extraction EC plug fan high pressure Recovery Options Rotary wheel on vertical exhaust air Rotary wheel on horizontal exhaust air Thermodynamic heat recovery on vertical exhaust air Thermodynamic heat recovery on horizontal exhaust air eRecovery on refrigeration equipments Filtration EU3 start up kit supplied loose G4 refilable metalic frame G4 F7 G4 F7 F9 Heating and Cooling Options Cooling amp Heating Water coil Standard Cooling amp Heating Water coil High Condensing gas burner Standard Vertical Condensing gas burner Standard Horizontal Condensing gas burner High Vertical Condensing gas burner High Horizontal Electrical pre heater Standard Electrical pre heater Medium Electrical pre heater High Electrical heater Standard Electrical heater Medium Electrical heater High Others Options Non Adjustable roofcurb insulated 1 Non Adjustable roofcurb insulated 2 Non Adjustable roofcurb insulated 3 Non Adjustable roofcurb insulated 4 Adjustable roofcurb insulated 1 Adjustable roofcurb insulated 2 Adjustable roofcurb insulated 3 Adjustable roofcurb insulated 4 Container packing including skates and film 400 400 400 400 400 400 400 400 400 400 400 tee UN eNeRGy IOM 1502 E LIFTI
63. s 5 reset attempts in the period Wait 15 minutes or use reset of 15 minutes button on equipment Lackof communication between TER equipment and CPU for more than 60 seconds TER equipment or CPU SMART PCB broken Auto reset The CPU SMART PCB sent the ignition signal to the equipment After 300 seconds the equipment has not yet lit the flame Safety thermostat blocking start up Check contact closing TER equipment broken Manual reset Generic equipment block TER equipment broken Manual reset Internal malfunction of TER equipment that does not accept reset command from CPU SMART TER equipment broken Manual reset of equipment Blocks caused by temperature safety blocks Intervention of safety thermostat STB Excess air temperature due to lack of air circulation Safety thermostat broken or not connected Manual reset Input ID1 open caused by NOT USED Jumped Jump missing ID1 IDC1 Manual reset of CPU SMART Block FAN burner ventilator Fan speed too low in start up phase VAG Fan speed too high in start up phase VAG Manual reset Burner fan broken FAN electrical cables broken or not connected F41 Fan speed during operation out of minimum and maximum set parameters VAG NTC Probe NTC1 error air intake tempera ture Temperature of the air intake probe 1 gt 1 Chec Communication error between CPU SMART PCB and ModBus netw
64. signal Arrow on the picture Fill the hydraulic system and bleed the coil using the air vents Check incoming hot water flow rate Check the various connections for possible leaks Maximum working pressure Maximum working temperature Freeze protection Check the hydraulic system contains glycol for protection against freezing Glycol is the only effective protection against freezing The antifreeze must protect the unit against freezing under winter conditions Warning glycol based fluids may produce corrosive agents when mixed with air Drain the installation You must ensure that the manual or automatic air vents have been installed on all high points in the system In order to drain the system check that all the drain valves have been installed on all low points of the system Heating hot water coils frozen due to low ambient conditions are not covered by the warranty Electrolytic corrosion Attention is drawn to the corrosion problems resulting from electrolytic reaction created by unbalanced earth connections Any coil damaged by electrolytic corrosion is not covered by the warranty eNeRGy IOM 1502 E AED LENNOX RECOVERY WATER COIL Heat recovery water coil is delivered with 3 ways valve included It is placed just before the standard coil of the unit The freeze protection is made via fresh damper safeties nevertheless for a full freezing protection has to be done using glycoled water 712 972
65. slings to guide the unit toward the roof curb Vacuum lifting beam to position the unit COMPLIANT NON COMPLIANT eNeRGy IOM 1502 E LIFTING THE UNITS LENNOX Dimensions and weights 019 000 1 022 000 1 027 000 1 E014AH055FM1M E014AH065FM1M E014AH075FM1M E016AH085FM1M E016AH105FM1M E019AH066FM1M E019AH076FM1M E019AH086FM1M E019AH106FM1M E019AH124FM1M Base unit Heat pump 3177 3117 3117 4602 4602 4602 4602 Fresh air hood open 581 581 Vertical extraction EC plug fan 965 965 965 965 965 965 965 LENGTH Rotary wheel on vertical exhaust air 876 876 876 876 876 876 876 Thermodynamic heat recovery on vertical ex haust air 876 876 876 876 876 876 Condensing gas burner High Vertical WIDTH Base unit 2277 2277 2277 2271 2271 Base unit Heat pump 1868 Rotary wheel on vertical exhaust air 405 40 405 405 405 405 405 405 876 876 5 E022AH077FM1M E022AH087FM1M E022AH107FM1M E022AH140FM1M E024AH078FM1M E024AH088FM1M E024AH108FM1M E024AH126FM1M E024AH141FM1M E027AH160FM1M E027AH180FM1M Base unit Heat pump Fresh Air Hood Open Extraction EC plug Fan vertical LENGTH Rotary wheel on vertical exhaust air Thermodynamic heat recovery on vertical ex haust air Condensing gas burner High Ver
66. t Type charge Superheating Subcooling Low pressure safety High pressure safety Hot water coil Inlet water temperature water temperature mH Operating checking 3 ways valve Air dampers Dehumidify system Smoke detector Remote control Climatic setting Fresh air percentage Cooling set point Heating set point Airflow setting No filter setting Dirty filter setting Airfow pressostat setting eNeRGy IOM 1502 E JACI LENNOX REFRIGERANT TRANSACTIONS LOGBOOK EUROPEAN REGULATION 842 2006 General information Site name Serial Number Site address Site operator Cooling load Refrigerant type Refrigerant quantity kg Unit manufacturer Year of installation Refrigerant additions Engineer Quantity kg Reason for addition Refrigerant removal Engineer Quantity kg Reason for removal Leak tests part 1 Engineer Test Result Follow up action required BETTE eNeRGy IOM 1502 E REFRIGERANT TRANSACTIONS LOGBOOK EUROPEAN REGULATION N LENNOX 842 2006 Leak tests part 2 Engineer Test Result Follow up Action Required Follow up actions Engineer Related to test dated Action ta
67. tical Base unit Base unit Heat pump Rotary wheel on vertical exhaust air eNeRGy IOM 1502 E E014 E019 562 1235 g 869 pies 514 D e Y Y au 1943 E 1500 mini 2500 1500 l mini mini T T1 2271 411 2867 1735 ry LL TI HSBU N 5 pU D XI Y E M E014 E019 EXTRACTION 101 174 _ eer i i B AMI T 1 CER 288 632 1943 1500 1500 mini 2500 mini mini T T T T 17 n 2271 E EAT
68. tings to extend the defrost cycles or shorten the time between defrosts HP problems and HP cut outs Incorrect airflow rates Moisture or contaminants in the system Heat pump mode check the filter before the indoor coil measure and estimate the airflow rate increase the speed of the fan Cooling mode check the condenser fan amps Summer operation Several hours after the unit has stopped check the correspondence between the measured pressure and the outdoor temperature eNeRGy IOM 1502 E LENNOX SERVICE DIAGNOSTIC Electric heater Possible cause and symptoms Solution High temperature trip out on electric heater Water leaks Low airflow rate Measure and estimate the airflow and pressure and compare with the specification from customer Incorrect position of the klixon Possible cause and symptoms Check that the klixon is positioned in the airflow relocate klixon if necessary Check that there is no heat transfer from the klixon support Solution Water found in the ventilation section Cooling mode water carried away from the coil because of excessive airflow and speed on the coil Estimate the airflow rate and check the speed is lower than 2 8 m s Low air pressure in the compartment due to a high airflow rate or a high pressure drop before the fan Check filter Reduce airflow rate Check seals around the ventilation section Check the door se
69. ts Filtration EU3 start up kit supplied loose G4 refilable metalic frame G4 F7 G4 F7 F9 Heating and Cooling Options Cooling amp Heating Water coil Standard Cooling amp Heating Water coil High Condensing gas burner Standard Vertical Condensing gas burner Standard Horizontal Condensing gas burner High Vertical Condensing gas burner High Horizontal Electrical pre heater Standard Electrical pre heater Medium Electrical pre heater High Electrical heater Standard Electrical heater Medium Electrical heater High Others Options Non Adjustable roofcurb insulated 1 Non Adjustable roofcurb insulated 2 Non Adjustable roofcurb insulated 3 Non Adjustable roofcurb insulated 4 Adjustable roofcurb insulated 1 Adjustable roofcurb insulated 2 Adjustable roofcurb insulated 3 Adjustable roofcurb insulated 4 Container packing including skates and film eNeRGy IOM 1502 E JA LENNOX lt E024 088F E022 107F E022 140F E024 078F WEIGHT Kg Base unit Cooling mode Base Unit Heating mode Air flow Configuration Supply horizontal front Supply horizontal back condensate drain pan side Horizontal return in line High Pressure EC Plug Fan Exhaust Air Options Gravity exhaust damper Power axial fan vertical Extraction EC plug Fan ve
70. unit is stopped Rooftops are generally placed on the roof but can also be installed in technical rooms These units are very robust but a minimum regular maintenance is required Some moving parts in the units can suffer from wear and tear and must be checked regularly belts Other parts can get clogged by dirt carried in the air filters and must be cleaned or replaced These units are designed to produce cooled or heated air through the use of a refrigeration vapour compression system it is therefore imperative to monitor the refrigeration circuit operating pressures and check the pipe work for leaks The table below details a possible maintenance plan including the operations to be carried out and the periodicity at which they must be accomplished It is recommended to follow such a plan to keep a rooftop unit in good working order Regular maintenance of your rooftop will extend its operating life and reduce operating faults Symbols and Legend Operation which can be carried out by on site maintenance technicians Operation which must be carried out by qualified refrigeration personnel trained to operate on this type of equipment Note Times are given for information purpose only and may vary depending on the unit size and type of installation Coil cleaning must be carried out by qualified personnel using appropriate methods that won t damage the fins or the tubes e t is recommended to keep a minimum stock
71. uring the warranty period Warranty conditions above warranty is liable if the start up and periodic maintenance agreement is contracted by a Lennox company or company accredited by Lennos and if the coils are subject to a visual inspection every other week In case of appearance of se salt flower a hard treatment should be carried If there is no need to run such treatment in between by default the couils should we cleaned with clear water and pH neutral soap every month In addition coils should be cleaned with low pressure steam every 6 months e the periodic maintenance visits will be clearly recorded in the manual delivered with the equipment Warranty is void if equipment has not been commissioned by Lennox or any company agreed by Lennox e There is no maintenance contract recorded from the date of start up e Periodic maintenance visits as stated in our IOM recommentdations are not recorded in the manual delivered with the unit e Repairs under warranty have not been done by the nearest Lennox representative or any company agreed by Lennox equipment has not been installed serviced and maintained in accordance with the installation operation and maintenance instructions e The equipment is installed in a corrosive environment and adequate protection has not been taken e g adequate coil coating for heavy marine environments equipment is being used improperly incorrectly negligently
72. vered in the curb package This gasket must be put only on the external perimeter of the curb and around the supply and return section eNeRGy IOM 1502 E ROOFCURB INSTALLATION LENNOX Sealing checks IMPORTANT NOTE Prior to put the machine on the roofcurb make sure to put a polyethylene foam on the curb upper flange side This gasket must be put only on the external perimeter of the curb and around the supply and return section Curbing and flashing Outside of frame must be insulated with rigid type insulation We recommend a minimum of 20 mm thick insulation Check that the insulation is continuous counter flash and seal around the frame as shown CAUTION To be effective the upstream must end below the drop edge Where pipes and electrical conduits extend through the roof flashing must conform to local codes of practice 50 Before installing the equipment make sure that seals are not damaged and check that the unit is secured to the mounting frame Once in position the bottom ofthe equipment must be horizontal The installer must comply with local authority standards and specifications 400 Mini Sealing Thermal eNeRGy IOM 1502 E LENNOX DUCT CONNECTIONS Vertical supply ANI NN HEAT RECOVERY GENERAL DESCRIPTION Heat recovery modules have following interests in winter season and heating mode the heat in the ext

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