Инструкция на Rooftops (крышные кондиционеры) Lennox серии BALTIC бренда Lennox

INSTALLATION

OPERATING & MAINTENANCE MANUAL BALTIC English February 2004

CONTENTS

IOM MANUAL Ref. IOM-RT B/0204-E The present manual applies to the following ROOFTOP versions : BCK 020 - BCK 025- BCK 030- BCK 035- BCK 040- BCK 045- BCK 050 BHK 020 - BHK 025- BHK 030- BHK 035- BHK 040- BHK 045- BHK 050 BGK 020 - BGK 025- BGK 030- BGK 035- BGK 040- BGK 045- BGK 050 BDK 020 - BDK…

IMPORTANT NOTICE

All Baltic units are compliant with the PED directive 97-23-CE. The following note must be followed carefully. IMPORTANT NOTICE 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 serious accidents.…

DELIVERY CHECKS

On receipt of a 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…

DIMENSIONS AND WEIGHTS

LIFTING B BOX

1850 (mini) RETRACTABLE LIFTING LUG 1410 (mini) Fig. 6 Fig. 5 LIFTING C BOX LIFTING D BOX 1930 1700 (mini) (mini) Fig. 7 Page 6 - IOM / ROOFTOP BALTIC Series - 0204 - E 2250 (mini) 1700 (mini) Fig. 8

FORKLIFT PROTECTIONS

Fig. 9 REMOVE FORKLIFT PROTECTIONS BEFORE INSTALLATION PRELIMINARY CHECKS Before installing the equipment, the following points MUST be checked : -Have the forklift protections been removed ? -Is there sufficient space for the equipment? -Is the surface on which the equipment is to be installed…

MINIMUM CLEARANCE AROUND THE UNIT

Figure 4 shows the required clearances and service access around the unit. NOTE : Ensure the fresh air inlet does not face prevailing wind direction. C D B A Fig. 10 A B C D B box 1000(1) 1500(2) 1500 1000 C box 1200(1) 1500(2) 1500 1000 D box 1400 1500 1500 1000 (1) (2) (1)Add one meter to this…

As levels are adjustable, observe the following

recommendations when installing the equipment. Above all, ensure that all the adjustable returns are facing outward ( figure 11). They are usually turned inside-out for transport. Fig. 11 1 Place the roof mounting frame on the trimmer beam by first lining up the inlet and the outlet opening. ("2"…

BHK

ADJUSTABLE ROOFCURB DRAWINGS 020 025 (*) without auxiliary electric heater without hot water coil. Roof opening 1795 x 1085 2D D 2D D 1D Down Supply Air 2D Return Air 8 Main Power Entry Page 10 - IOM / ROOFTOP BALTIC Series - 0204 - E

BHK

ADJUSTABLE ROOFCURB DRAWINGS 030 035 (*) without auxiliary electric heater without hot water coil. Roof opening 1642 x 1282 2D 1D 2D 1D 1D Down Supply Air 2D Front supply air 8 Main Power Entry IOM / ROOFTOP BALTIC Series - 0204 - E Page 11

ADJUSTABLE ROOFCURB

DRAWINGS BCK BHK (*) without auxiliary electric heater without hot water coil. Roof opening 1642 x 1532 2D 1D 2D 1D 1D Down Supply Air 2D Front supply air 8 Main Power Entry Page 12 - IOM / ROOFTOP BALTIC Series - 0204 - E

ADJUSTABLE ROOFCURB DRAWINGS

BGK BDK 020 025 (*) This roofcurb is also necessary for all cooling only or heatpump rooftop with auxiliary electric heater or hot water coil. Roof opening 1795 x 1085 2D 1D 2D 4D 5D 1D 1D Down Supply Air 2D DownReturn Air 4D Down main power entry 5D Down hot water Entry IOM / ROOFTOP BALTIC Series…

ADJUSTABLE ROOFCURB DRAWINGS

BGK BDK 030 035 (*) This roofcurb is also necessary for all cooling only or heatpump rooftop with auxiliary electric heater or hot water coil. Roof opening 1642 x 1282 2D 2D 4D 1D Down Supply Air 2D DownReturn Air 4D Down main power entry Page 14 - IOM / ROOFTOP BALTIC Series - 0204 - E

BDK

ADJUSTABLE ROOFCURB DRAWINGS (*) This roofcurb is also necessary for all cooling only or heatpump rooftop with auxiliary electric heater or hot water coil. Roof opening 1642 x 1532 2D 2D 4D 1D Down Supply Air 2D DownReturn Air 4D Down main power entry IOM / ROOFTOP BALTIC Series - 0204 - E Page 15

MULTIDIRECTIONAL HORIZONTAL ROOFCURB

BHK

MULTIDIRECTIONAL HORIZONTAL

BDK

таблицы и схемы — в просмотре

MULTIDIRECTIONAL HORIZONTAL

NON ADJUSTABLE NON ASSEMBLED ROOFCURB INSTALLATION

FRAME PARTS IDENTIFICATION Figure 14 shows the different parts for identification INSTALLATION The roof mounting frame provides support when the units are installed in down-flow configurations. The non adjustable, non assembled roof mounting frame can be installed directly on decks having adequate…

All units

NON ADJUSTABLE HORIZONTAL ROOFCURB BCK = Cooling only unit BHK = Heat pump unit BGK = Cooling only unit with gas fired heating BDK = Heat pump unit with gas fired heating A B D J I Roof opening I x J 2D D 2D G D H E C F 1D Down Supply Air 2D Return Air 8 Main Power Entry 030-035-040-045-050 8' Main…

ASSEMBLY

The frame is supplied as a single package and shipped folded down for ease of transport and handling. It is easy field assembled as all parts required are supplied with the frame. SECURING THE FRAME To ensure proper mating with units (figure 15), it is mandatory that the roof mounting frame be…

When the frame is correctly positioned. It is essential to secure the assembly with a disconnected stitched welded seam (20 to 30mm every 200mm) along the outside or by using an alternative method. Fig. 17 yyy yyy yyy yyy 3 2 yyy 1 yyy yyy yyy yyyy CURBING AND FLASHING Outside of frame must be…

ECONOMISER AND EXTRACTION

Economiser Free cooling can be provided through the use of fresh air where appropriate rather than cooling excessive amounts of return air. The economiser is factory fitted and tested prior to shipment. It includes two dampers operating from a 24V actuator Rain hood It also includes a factory fitted…

THIS WORK MUST ONLY BE CARRIED

OUT BY TRAINED REFRIGERATION ENGINEERS FILL THE COMMISSIONNING SHEET AS YOU GO ALONG BEFORE CONNECTING THE POWER: The jumpers are factory set and the configuration switches are adjusted depending on the option the type of unit. Connecting the CLIMATIC diplays. - Ensure that the power supply between…

POWERING THE UNIT

RUN TEST - Power up the unit by closing the isolator switch (if fitted). Start unit in cooling mode - At this point the blower should start unless the climatic does not energise the contactor. In this particular case the blower can be forced by bridging the port NO7 and C7 on connector J14 on the…

It is recommended that you fill the three tables below before transferring the zone settings to the Climatic controller. Il est recommandé de remplir les deux tableaux ci-dessous avant de transférer les consignes de zones vers le contrôleur Climatic50. Refer to control section page 55 / Se référer à…

VENTILATION BELT TENSION

BELT TENSION On delivery, the drive belts are new and correctly tensioned. After the first 50 operating hours check and adjust the tension. 80% of the total elongation of belts is generally produced during the first 15 hours of operation. Before adjusting the tension, make sure that the pulleys are…

VENTILaTION : PULLEYS

MOUNTING AND ADJUSTING PULLEYS Fan pulley removal Remove the 2 screws and put one of them in the extraction threaded screw. Screw in fully. The hub and the pulley will separate from each other. Fig. 31 Remove the hub and the pulley by hand without damaging the machine. Fan pulley installation Clean…

VENTILaTION : PULLEYS

The actual resistance of ductwork systems is not always identical to the calculated theoretical values. To rectify this, it may be necessary to modify the pulley and belt setting. To this effect, the motors are fitted with variable pulleys. AIRFLOW BALANCING Measure the absorbed amps If the absorbed…

CHECKING AIRFLOW AND ESP

2nd method when adjusting the pulley : -Close the pulley fully and count the number of turns from fully closed position. Using table 1 determine the motor pulley actual diameter. -Determine the fan speed using the following formula: Using the fan curves on page 25, 26, 27, the airflow, the total…

EXAMPLE

The unit used for this example is a BGK035ND1M with Economiser and Electric Heater type H It is fitted with a fan which curve is shown on page 38 and a 2.2kW motor. - Motor rpm: 1430 rpm - cos ϕ = 0.81 - Voltage = 400V - Current = 3.77A (measured) Pmech fan = V x I x √ 3 x cosϕ x ηmech motor x…

Fig. 37 IOM / ROOFTOP BALTIC Series - 0204 - E Page 37

Fig. 38 Page 38 - IOM / ROOFTOP BALTIC Series - 0204 - E

Fig. 39 IOM / ROOFTOP BALTIC Series - 0204 - E Page 39

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 filters out and clean ones in. Fig. 40 The CLIMATIC controller can monitor the pressure drop across the filter (If option fitted) The following set points…

VENTILaTION : FANSTART

AIR SOCK CONTROL FANSTART OPERATION The use of air socks for space conditioning allows high air volumes to be distributed at low velocity and is becoming a common feature in many applications. To accommodate this trend, Air-sock control is offered which allows the air socks to be progressively…

HEATING / HEATING HOT WATER COIL

HYDRAULIC CONNECTIONS FREEZE PROTECTION The hot water coil is fitted with a three way proportional valve and two isolating shut off valves. 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…

HEATING / HEATING HOT WATER COIL

Connection HWC B Box Downflow Connection HWC B Box Horizontal Flow Fig. 46 Fig. 47 Connection HWC C Box Downflow Connection HWC C Box Horizontal Flow Fig. 48 Fig. 49 Connection HWC D Box Downflow Connection HWC D Box Horizontal Flow Fig. 50 Fig. 51 Pipe Internal diameters (DN) B020 B025 B030 B035…

HEATING: ELECTRIC HEATER

GENERAL INFORMATION The Baltic electric heaters are stand alone options which are fitted in the heating section of the unit. As for the hot water coil or the gas burner this option slides into the heating compartment located under the supply fan. In order to reduce the pressure drops the airflow is…

PRELIMINARY CHECKS BEFORE START-UP

must not be smaller than the diameter of the connection on the Rooftop unit. NOTE : - Make sure that a shut-off isolation valve has been installed before EACH Rooftop. ANY WORK ON THE GAS SYSTEM MUST BE CARRIED OUT BY QUALIFIED PERSONNEL. THIS UNIT MUST BE INSTALLED IN ACCORDANCE WITH LOCAL SAFETY…

PRESSURE ADJUSTMENTS ON HONEYWELL

Fig. 57 PRESSURE REGULATING VALVE TYPE VK 4125 P Pressure regulator adjustment with 300mbar gas supply: - The Burner must run in High Heat mode for this check. Fig. 54 INLET PRESSURE MEASURING PORT Low Heat Injection Pressure Checks -Carefully disconnect the wire on the coil of the valve as shown…

Fig. 63

PRESSURE ADJUSTMENTS ON HONEYWELL PRESSURE REGULATING VALVE TYPE VK 4105 Pressure regulator adjustment with 300mbar gas supply: - The Burner must run in High Heat mode for this check. - Place the tube of the "accurate" manometer on the Inlet pressure port (figure 61) of the Gas Regulating Valve…

BURNER SAFETY CHECKS

Ionisation Probe test Smoke extractor pressure switch Test. -With the gas burner running, disconnect the terminal plug coming from the ionisation probe to the gas ignition control box. - With the gas burner running, disconnect the flexible tube fitted to the pressure taping on the pressure switch…

GAS BURNER FIRE-UP SEQUENCE

Fig. 68 Operation from control Thermostat GAS = Closed Supply Thermostat Limit ? (Auto reset) YES Gaz low pressure switch? NO NO YES Gaz ignition control block signal Extraction Fan ON Air pressure switch ON Backfire thermostat ON ? NO YES Pre-ventilation 30 to 45 seconds Gas control Valve closes…

GAS BURNER TROUBLESHOUTING

If faults reported on CLIMATIC -Reset the CLIMATIC. -Check voltage: 230V after circuit breaker. -Check GAS isolation shut-off valves are open. -Check GAS pressure at the inlet of the GAS valves. It must be >20 mbar when the Burners shut down. -Adjust the set points to priorities the burner. Increase…

DISASSEMBLING THE GAS BURNER FOR MAINTENANCE PURPOSES

Preliminary Safety Recommendations Disassembling the flue - Electrically disconnect the fan and remove the screws holding it in place. -Take care not to loose any cage nuts in the smoke box. - Isolate the unit using the main isolator switch. - Close off the isolating gas valve located before the…

GAS MODULE-20KW-B-BOX

Fig. 75 GAS MODULE-33KW-B-BOX Fig. 76 Page 52 - IOM / ROOFTOP BALTIC Series - 0204 - E

GAS MODULE-20KW-C-BOX

Fig. 77 GAS MODULE-46KW-C-BOX Fig. 78 IOM / ROOFTOP BALTIC Series - 0204 - E Page 53

GAS MODULE-46KW-C-BOX

Fig. 79 GAS MODULE-60KW-D-BOX Fig. 80 Page 54 - IOM / ROOFTOP BALTIC Series - 0204 - E

control communication links

CLIMATIC 50 The new generation of microprocessor based control, CLIMATIC™ 50 is fitted to the BALTIC Rooftop range. It inherits 15 years of technology and field operating experience from its predecessors the CLIMATIC™1 and CLIMATIC™ 2. LENNOX has found the latest hardware technology available on the…

control communication links

DS 50 : SERVICE DISPLAY / DC 50 : COMFORT DISPLAY Fig. 82 CLIMALINK / CLIMALOOK Fig. 83 Page 56 - IOM / ROOFTOP BALTIC Series - 0204 - E

CLIMATIC 50 SOFTWARE FEATURES AND LOGIC

CLIMATIC™ 50 provides flexibility and the ability to control multiple Rooftops on a single site. Enhanced with a 16 bit processor at 14Mhz and a 2 Megabytes flash memory, CLIMATIC™ 50 has been designed to save energy and to extend the operational life of the BALTIC product range. It is able to…

REACTIVITY : 3

DELTA +5 15% 75% 100% DELTA +3 9% 45% 90% DELTA +1 1% 15% 30% 1MIN 5MIN 10MIN REACTIVITY : 6 Table 10 DELTA +5 30% 100% 100% DELTA +3 18% 90% 100% DELTA +1 2% 30% 60% 1MIN 5MIN 10MIN OTHER FEATURES Dynamic Set Point This feature allows the set point to change according to the outside temperature.…

Staggered start

Dynamic Defrost After a power cut, the units can be made to restart one after the other to prevent any current surge. There is no need for a link between the units, they just have to be given an address during commissioning and they will restart 10 seconds x their "address number" after the power is…

control interface dc50

CONTROL INTERFACES AND DISPLAYS Override 3 hours : DC50 COMFORT DISPLAY From main screen press any of the two arrow keys as shown bellow: This is a remote controller for non-technical customer. This display give information such as running mode status of the fan, set point, % of fresh air and…

control interface dc50

Alarm History Menu "Time Zone" Menu From main screen press the "Prg" key, the following menu appears: AMBER Schedule Increase Time zone : A ROOM SP : 24.0°C Min FA : 20% Change Time zone Back to main Alarm 02 01-03/03.12h10*127 03/03.12h05*127 02 03-27/02.12h03 = 127 Valid / Go next line Decrease It…

control interface dS50

DS50 SERVICE DISPLAY This new service display controller is a plug and play feature but it can also be remotely installed. Plugging the DS50 will freeze a DC50 Keys Move up in a menu or increase a value Short cut to alarm menu Language or ENGLISH RT 050.001 BIOS. 0000 Boot 0000 Change Time zone…

control interface dS50

Pressing "ESC" at any time sends you back one level up the menu tree. In the example shown above "ESC" must be pressed 3 times to go back to the main menu (0000) Pressing "ESC" will invalidate any changes made to a value in a setting page. Alarms Clock settings The clock setting menu can be accessed…

Table 13

Main Screen Code Description Code Description 1-Alarm 1000 1-(date).(time) 1100 2-(date).(time) 1200 3-(date).(time) 1300 2-Data 2000 1-General 2-Control 2100 1-Temperature Code UNIT Min 2110 Outside Room Supply Return °C °C °C °C 2-Humidity 2120 Outside Room Outside Room %. %. g/kg g/kg 3-Other…

Description

3-Fan Code Description Code Description 2300 1-Ventilation 2310 Config. State Sw State Fire/Smoke Relay Low Speed Sw Speed 2320 State Relay 2330 Config. State Sw State Relay 2340 Config. State Sw State Relay 2350 Config. State Sw State Relay 2360 Config. State Sw State Relay 2410 Config. State…

Description

6-Aux. Heater Code Description Code Description CodeUNIT Min 5-Other 2550 Low Amb. W/Cond.1 W/Cond.2 2610 Config. State Sw State 1 Sw State 2 Relay 1 Relay 2 High Modulat. Sw Disable 2620 Config. State Sw State 1 Sw State 2 Relay 1 Relay 2 Modulat. Sw Disable 2630 Config. State Opening Sw Freeze Sw…

1-General

3-Setting 2-Room 3-Reheat 3-Control 2-Schedule 3000 Description Main Screen Code On/Off On/Off On/Off List h m ~ ~ ~ h m h m h m h m ~ ~ ~ 0 0 3331(1)On/Off 3332(1)On/Off 3341(1)% 3342(1)% 3330 1-Activation 2-Swap Heater 3340 1-Sp Dehu 2-Sp Humi 8 3323(1)°C 3-Sp Heat 4-Swap Heater 3324(1)On/Off 8…

5-Enable

6-Capacity 7-Safety 4-Ventilation Code UNIT Min Factory Max description 3350 1-Fan On/Off 3351(1)On/Off ~ On ~ 2-Fan Dead 3352(1)On/Off ~ On ~ 3-F.Air 3353(1)On/Off ~ On ~ 4-CO2 3354(1)On/Off ~ On ~ 5-Comp.Cool. 3355(1)On/Off *[Enable] Stopping and running of the Fan Blower.[OFF] the blower is…

Description

6-Compressor 5-Fresh Air 4-Ventilation Main Screen Code 3-Safety 2-Defrost 3600 1-Out.Limit 3514 3515 3611 3612 4-Mini.Co2 5-Maxi.Co2 3610 1-Cool. 50 2-Cool.100 3632 3625 5-Time Fc 2-W/Cd Maxi 3624 4-Time Limit 3631 3623 3-Coil 3630 1-W/Cd Mini 3622 3621 2-Outside 3620 1-Type 3613 3513 3-Start Ext…

Description

8-Config. 7-Aux. Heater Main Screen Code Page 70 - IOM / ROOFTOP BALTIC Series - 0204 - E Min % °C 3821 3822 3823 3824 3825 3831 3832 3833 3834 3835 3836 3841 3842 3843 3844 4-BE50.3 5-BE50.4 3-In. Custom.3830 1-BM50.1 2-BM50.2 3-BE50.1 4-BE50.2 5-BE50.3 6-BE50.4 4-In.% Custom.38401-BE50.1 2-BE50.2…

3-BMS

2-Link 3900 1-Display 9-Com. ~ ~ 3-BMS Unoc. 3933 On/Off 4-Speed 3934 On/Off List 0 ~ 1 ~ 1 List 3931 3932 3923 3921 3922 3923 ~ ~ 3930 1-ID 2-Watchdog 4-Type 3920 1-ID 2-Number 3-Type ~ 8 21 4-Standard Sp 3914 On/Off °C °C Min -5 3913 3911 3912 Code UNIT °C 3-Offset 3910 1-Sp Mini. 2-Sp Maxi. Code…

control climatictm50 error codes

SAFETY AND ERROR CODES Table 14 CODE DESCRIPTION LIGNE1 DESCRIPTION LIGNE2 1 Air Flow Failure 4 Filters Dirty 5 Filters Missing 11 Electrical Heater Faulty 12 Supply Air Over Temp. 13 Room Temp. Too Low 14 Gas Burner, 1 Faulty 15 Gas Burner, 2 Faulty 22 Supply Air Temp. To Below 23 Room Temp. Too…

control comissioning

COMMISSIONING Here is a list of essential points to be checked when commissioning a unit : - 3111 : switch on and off the unit - 3113 : cancel any "overrides" set with a DC50 - 3120 : real-time clock - 3810 : configuration of unit and option - 3920 : unit ID for multiple unit connections - Adjust…

Climalook2 or 8 rooftops equipped with CLIMATIC2 and 12 with CLIMATIC 50 when Climalook 3 or Climalink is installed. CLIMALINK 2 This product consist in a central unit and a communication interface. This unit is designed to be connected to a maximum of 12 rooftops fitted with CLIMATIC 50 controllers…

CONNECTION TO CLIMATICTM 50 USING INTERFACE

435/232 RS 485 daughter-board Plug for telephone link RJ11. Cable supplied with the unit. After the starting procedure of the Climalook 3 central unit, the LED next to the B PORT on the CLIMATIC KP01 board will start to flash. The CPU connects to the boards one after the other , and so it is normal…

SETTINGS FOR THE CONNECTIONS

Depending on the version of Windows you are running, access the « Make new connection» function. Enter the telephone number to which your ClimaLook’s modem is connected. Click on next Click Click on next Click Page 76 - IOM / ROOFTOP BALTIC Series - 0204 - E Click

Type “http:// Lennox” in the Address field

The first time you log in, Windows asks you to confirm your login identifiers: - for User enter Administrateur - for password enter VISION - leave the workgroup field empty. After this formality, you gain access to: Enter the site name Click on Finish THE WELCOME PAGE First of all you must lower the…

THE MAIN PAGE

Unit’s day and time The colour outline around the roof-top unit and the operating temperatures indicate the unit’s status: Green: Operating mode, White: Stop mode, Orange : Night mode, Red: Fault mode, This page gives you the basic information about how your installation functions. The roof-top…

For some settings, a small icon is

displayed at the end of the line Use the refresh function to update the values read Click on it to get a history of this setting. The empty fields correspond to occasions when the CLIMALOOK / CLIMALINK unit has stopped - To access the Service page for another unit, simply click on this unit. - To…

THE MACRO PAGE

THE ACCESS PAGE This page enables you to modify all the units on your site in one action. This page enables users who have a third level access code to attribute access codes to other users. You can choose to perform one or more actions. The acccess code 999 is your first access code. Remember to…

Reposition the keyboard in the task bar

by clicking on the minus sign in the top right-hand part of the keyboard. Confirm by clicking on «Submit» PROBLEM SOLVING Impossible to enter your access code, you remain on the welcome page. Local communication has been interrupted. You must restart the local unit. After restarting, you must wait…

PERFORMANCES

BCK = Cooling only rooftop wiring diagrams BGK = Cooling only rooftop with with gas fired heating - Fully modulating electric heater (TRIAC) - Staged electric heater - Hot water coil Gas burner - Economiser Economiser Extraction fan Extraction fan - - Firestat Firestat Smoke detector Smoke detector…

DIAGRAM REFERENCE LEGEND

-A1 Soft starter -KM9-KM10 Condenser 1 / condenser 2 fan motor contactor -B2 Smoke detection head -KM11-KM12 Compressor -MG1-MG2 contactor -B4 Gas manifold ionisation probe -MC1-MC2 Condenser -MC1-MC2 fan motor -B6 Gas manifold ignition electrode -ME1-ME2 Extraction fan motor -ME1-ME2 contactor -B13…

BCK = Cooling only unit

BHK = Heat pump unit BGK = Cooling only unit with gas fired heating BDK = Heat pump unit with gas fired heating MAIN CURRENT DIAGRAM TRI / 400V / 50Hz + N + T Page 84 - IOM / ROOFTOP BALTIC Series - 0204 - E

CLIMATIC 50 CONTROLLER

IOM / ROOFTOP BALTIC Series - 0204 - E Page 85

CLIMATIC 50 INPUT BCK / BHK / BGK / BDK

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TION

DETEC- FIRE CLIMATIC 50 OUTPUT BCK / BHK IOM / ROOFTOP BALTIC Series - 0204- E Page 87

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TION DETEC- FIRE CLIMATIC 50 OUTPUT BGK / BDK

DAD SMOKE DETECTOR

INPUT - OUTPUT EXTENSION BOARD (TCB) BE 50 IOM / ROOFTOP BALTIC Series - 0204 - E Page 89

ELECTRICAL DATA

WIRING DIAGRAM GAS BURNER 15 / 20 / 30 / 40 / 60 Kw FULLY MODULATING ELECTRIC HEATER Page 90 - IOM / ROOFTOP BALTIC Series - 0204 - E STAGED ELECTRIC HEATER

ELECTRICAL DATA

STANDARD A : Freezed Input / Output B : Customized Input / Output Logical Output Board (2 outputs : 1 freezed, 1 customized) A 1 - Alarm, General B 2 - Customized (choose 1 output between those 5 possibilities° - Alarm, FilterS - Alarm, Blower - Alarm, Compressors - Alarm, Heaters - Free, for BMS…

Principle sketches

BCD : Condenser coil CA : Check valve BEC : Hot water coil DT : Thermostatic expansion valve BEV1 : Evaporator coil FD : Filter drier BT12 : Blower temperature sensor MC1 - MC2 : B14 : Hot water coil antifreeze thermostat MG1 - MG2 : Compressor B41 : Compressor -MG1 high pressure safety switch MG1…

Principle sketches

BHK-030-035-040-045-050 Equalizing line Equalizing line Pipe Diameters BCK-030-035-040-045-050 Pipe Diameters Equalizing line IOM / ROOFTOP BALTIC Series - 0204 - E Page 93

REFRIGERATION

Table 15 FAULT LP PROBLEMS and POSSIBLE CAUSE AND SYMPTOMS SOLUTION Refrigerant charge too low Measure the superheat and sub-cooling: Good if 5°C<SC<10°C and 5°C<SH<10°C Bad if SC>10°C and SH too Low Check superheat adjustment and charge unit (a leak check must be carried out) In Heat Pump Mode the…

REFRIGERATION

FAULT POSSIBLE CAUSE AND SYMPTOMS Moisture or contaminants in the system HP PROBLEMS AND HP CUT OUTS SOLUTION If the circuit pressure is higher (<1bar) than the saturated pressure corresponding to the measured outdoor temperature, there is possibility that some contaminants are present in the…

OUTDOOR AXIAL FAN

FAULT Heat Pump mode: Circuit breaker open POSSIBLE CAUSE AND SYMPTOMS SOLUTION High Amps due to a low voltage from the main supply Check the voltage drop when all components are running. Change the circuit breaker for one with a higher rating. High amps due to freezing of the coil Check the…

MAINTENANCE PLAN

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…

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15 5 ∆ 0 ∆ 0 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.…

∆ ∆ ∆ ∆ Check the fresh air 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…

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(Directive 90/396/CEE « Appareils à gaz »)

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GERMANY

LENNOX DEUTSCHLAND GmbH Tel : + Fax : + e-mail : info.de@lennoxdeutschland.com BELGIUM, LUXEMBOURG : LENNOX BENELUX N.V./S.A. Tel : + Fax : + e-mail : info.be@lennoxbenelux.com SPAIN : LENNOX REFAC S.A. Tel : + Fax : + e-mail : marketing@lennox-refac.com FRANCE : UNITED KINGDOM, IRELAND…

Инструкция на Rooftops (крышные кондиционеры) Lennox серии BALTIC

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