1. indoor unit installation
Contents
1. 1 Tear down the two bolts signed A and B take down the cover for air filter see in Figure 6 2 Hold the edge of the air filter and extract out 3 Clean the air filter Vacuum cleaner or pure water may be used to clean the air filter If the dust accumulation is too heavy please use soft brush and mild detergent to clean it and dry out in cool place FIGURE 7 Clean The Air Filter REFRIGERACION S A Desde 1946 MCAC UTSM 2008 02 INDOOR UNIT INSTALLATION 4 Install the air filter in the reverse order of step 1 and 2 CAUTION Do not dry out the air filter under direct sunshine or with fire COIL ASSEMBLY COIL COMPARTMENT Access Panel Rencwad N UPFLOW DRAIN PAN PRIMARY DRAIN UPFLOW 3 4 THREADED 3 4 THREADED HORIZONTAL DRAIN PAN PRIMARY DRAIN HORIZON SECONDARY DRAIN HORIZON 3 4 THREADED 3 4 THREADED SECONDARY DRAIN UPFLOW J FIGURE 8 Coil Assembly MAINTENANCE 1 Filters must be cleaned or replaced when they become dirty Inspect at least once per month The frequency of cleaning depends upon the hours of operation and the local atmospheric conditions Clean filters keep unit efficiency high 2 Ifthe coil needs to be cleaned or replaced it should be washed with Calgon coil clean mix one part Coil clean to seven parts water Allow solution to remain on coil for 30 minutes before rinsing with clean water Solution should not be permitted to come in contact with painted surf2. 3 Normal operating sound levels may be objectionable if the air handler is placed directly over some rooms such as bedrooms study etc 4 Precautions should be taken to locate the unit and ductwork so that supply air does not short circuit to the return air 5 Select a location that will permit installation of condensate line to an open drain lt angal REFRIGERACION S A Desde 1946 MCAC UTSM 2008 02 INDOOR UNIT INSTALLATION NOTE When the coil is installed in a draw thru application it is recommended to trap the primary and secondary drain line If the secondary drain line is not used it must be capped The coil is provided with a secondary drain it should be piped to a location that will give the occupant a visual warning that the primary drain is clogged If the secondary drain is not used it must be capped 6 When an evaporator coil is installed in an attic or above a finished ceiling an auxiliary drain pan should be provided under the coil as is specified by most local building codes 7 Proper electrical supply must be available 8 Clearances must also be taken into consideration and provided for as follows A Refrigerant piping and connections are located in the front B Maintenance and servicing through the front or access side of unit with both sides and rear of unit having zero inch clearance C Condensate drain lines are connected in the front clear of filter D Filter removal E When no electric
3. COOLING amp HEATING Cooling amp Heating System Wiring Diagram REFRIGERACION S A esde 1946 MCAC UTSM 2008 02 INDOOR UNIT INSTALLATION INDOOR UNIT THERMO STAT Cj RE B bie B ORANGE BROWN VI C C R RED R Nf LBLACK y YELLOW y ae GC GREEN G IND OOR UNIT OUTPUT WITH 24VAC 1 5A OUTDOOR UNIT XT1 LI 3 4 Nt NOTE L1 must be connected with 4 or the system will be damaged Suggestion thermostat choose non programmed electrical thermostat series of Honeywell such as TH5220D LED DISPLAY The control would display any fault code that is currently active using the LED The control will display the fault code when the LEDS are flashing quickly there is something wrong with the system Refer to below table for detail fault code TEMPERATURE SENSOR The unit have two temperature sensors which are called T1 and T2 T2 means pipe temperature sensor T1 means indoor unit circumstance temperature sensor When the temperature sensor was damaged the system would closed and the LED would flashing Operational Fault codes NUNBER CODE LEDI LED LED3 1 PIPE TEMP SENSOR ERROR K X X 2 WIRE CONTROL INPUT ERROR K X K NOTE X MEANS LED OFF xx MEANS LED QUICK FLASH ansa REFRIGERACION S A Desde 1946 INDOOR UNIT INSTALLATION COOLING ON
4. any question contact your local dealer REFRIGERACION S A Desde 1946 MCAC UTSM 2008 02 Vacuum dry and leakage checking 3 Vacuum dry and leakage checking 3 1 Vacuum Dry Use vacuum pump to change the moisture liquid into steam gas in the pipe and discharge it out of the pipe to make the pipe dry Under one atmospheric pressure the boiling point of water steam temperature is 100 C Use vacuum pump to make the pressure in the pipe near vacuum state the boiling point of water falls relatively When it falls under outdoor temperature the moisture in the pipe will be vaporized Rolative pressure 710 Necseeary Vacuum degree 755 frdezd point 760 Temp 20 10 10 20 30 40 50 60 70 3 2 Vacuum dry procedure There are two methods of vacuum dry due to different construction environment common vacuum dry special vacuum dry 3 2 1Common vacuum dry procedure Vacuum dry for the first time connect the all purpose detector to the inlet of liquid pipe and gas pipe and run the vacuum pump more than two hours the vacuum pump should be below 755mmHg l If the pump can t achieve below 755mmHg after pumping 2 hours moisture or leakage point will still exist in the pipe At this time it should be pumped 1 hour more If the pump can t achieve 755mmHg after pumping 3 hours please check if there are some lea
5. heat is used the unit as well as all duct work and plenum are designed for zero clearance to combustible materials DUCT CONNECTIONS Air supply and return may be handled in one of several ways best suited to the installation See Figure 3 for dimensions for duct inlet and outlet connections MINIMUM CLEARANCE OF 1 ALL SIDES a FLEXIBLE DUCT COLLAR FIGURE 2 Plenum Clearances FIGURE 3 Dimensions and Duct Sizes The vast majority of problems encountered with combination cooling systems can be linked to improperly designed or installed duct systems it is therefore highly important to the success of an installation that the duct system be properly designed and installed Use flexible duct collars to minimize the transmission of vibration noise into the conditioned space Where return air duct is short or where sound is liable to be a problem sound absorbing glass fiber should be used inside the duct Insulation of duct work is a must where it runs through an uncooled space during the cooling season The use of a vapor barrier is recommended to pre Vent absorption of moisture from the surrounding air into the insulation The supply air duct should be properly sized by use of a transition to INDOOR UNIT INSTALLATION MCAC UTSM 2008 02 match unit opening All ducts should be suspended using flexible hangers and never fastened directly to the struct
6. wiring is connected correctly The length of the tubing and the added stow capacity of the refrigerant have been recorded The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet and inlet of the outdoor and indoor units The gas side and liquid side stop valves are both opened The air conditioner is pre heated by turning on the power 7 3 Test operation Set the air conditioner under the mode of cooling and check the following points as the Owner s Manual If there is any malfunction please refer to chapter Troubles and Causes in the Owner s Manual 7 3 1 The indoor unit Whether the room temperature is adjusted well Whether the indicator lights normally Whether the drainage is normal Whether there is vibration or abnormal noise during operation 7 3 2 The outdoor unit Whether there is vibration or abnormal noise during operation Whether the generated wind noise or condensed water by the air conditioner have influenced your neighborhood Whether any of the refrigerants is leaked Cautions 1 A protection device delays the start of compressor for about 3 minutes when it is restarted immediately after switching on the power 2 To prevent compressor damage or personal injury observe the following Do not overcharge system with refrigerant Do not operate unit in a vacuum or at negative pressure Do not disable l
7. LY ELECTRICAL WIRING GAUGE MCAC UTSM 2008 02 Capacity Btu h 30000 36000 48000 60000 p Phase Single Three ower Frequency Voltage 220 240 50 1 380 50 3 Input Current Fuse Indoor unit A 5 5 5 Indoor Unit Power Line Quantity 3 3 3 Line Line Diameter AWG 18 18 18 18 E Outdoor Unit Power Line Quantity 3 5 5 Line Line Diameter AWG 14 14 14 14 5 Outdoor Indoor Line Quantity 2 2 2 2 G Signal Line Line Diameter AWG 18 18 18 18 Thermostat Signal Line Quantity 4 4 4 4 Line Line Diameter AWG 18 18 18 18 TABLE2 Wiring Gauge COOLING amp HEATING ONLY ELECTRICAL WIRING GAUGE Capacity Btu h 30000 36000 48000 60000 P Phase Single Three ower Frequency Voltage 220 240 50 1 380 50 3 Input Current Fuse Indoor unit A 5 5 5 Indoor Unit Power Line Quantity 3 3 3 Line Line Diameter AWG 18 18 18 18 E Outdoor Unit Power Line Quantity 3 5 5 Line Line Diameter AWG 14 14 14 14 5 Outdoor Indoor Line Quantity 3 3 3 3 G Signal Line Line Diameter AWG 18 18 18 18 Thermostat Signal Line Quantity 5 5 5 5 Line Line Diameter AWG 18 18 18 18 TABLE3 Wiring Gauge ansa REFRIGERACION S A Desde 1946 MCAC UTSM 2008 02 CONDENSING UNIT INSTALLATION 2 CONDENSING UNIT INSTALLATION TYPICAL INSTALLATION TO WEATHERPROOF POWER DISCONNECT SWITCH TO INDOOR BLOWER Chart 18 Seal open
8. Otamendi 530 C1405BRH Buenos Aires Argentina an Te 5411 4958 2884 ansal ansal com ar REFRIGERATION SA Fax 5411 4958 2886 http www ansal com ar pa Blue Star MANUAL DE INSTALACION Evaporadora Sopladora MVA con Condensadora MOV Blue Star Part 4 Installation c cccceceeceeceeceececceceeceeceececeeceeceececceceeceeseececeeceeseeeeseeceeseeseececeeseesesseesees 57 x angal s REFRIGERACION S A Desde 194 MCAC UTSM 2008 02 Installation Part 4 Installation 1 INDOOR UNIT INSTALLATION ossai 58 2 CONDENSING UNIT INSTALLATION 000 67 3 Vacuum dry and leakage checking 69 4 Additional charge of refrigerant 71 5 Drain pipe connection 1 2 42 44aaasasa aasa naasa 72 BAAL ee APAN PAA AP APAPAP PAA 73 7 Test OPErANON a KA 74 DA a ansal 5 N REFRIGERACION S A Desde 194 INDOOR UNIT INSTALLATION MCAC UTSM 2008 02 1 INDOOR UNIT INSTALLATION GENERAL INFORMATION This Modular Air Handler provides the flexibility for installation in any upflow or horizontal application See Figure 1 The direct drive motors provide a selection of air volume to match any application The unit can be positioned for bottom return air in the upflow position left return in the horizontal position Top and side power wiring and control Wiring accessible screw terminals for control wiring all combine to make the installation easy and
9. access to the coil air handling system or filter 1 Removing the bottom condenser push down the front cover of pipe 2 Braze the suction line and the liquid line See figure 5 3 Attach the front cover of pipe to bottom condenser re attach the bottom condenser 4 Install supplied grommets on both the suction and liquid lines to complete the air seat Lines should be sound isolated by using appropriate hangers or strapping When field supplied lines are used be sure to insulate the liquid line under any conditions where the ambient temperature is greater than the liquid line temperature a angal REFRIGERACION S A Desde 1946 INDOOR UNIT INSTALLATION BOTTOM CONDENSER FRONTCOVER OF PIPE FIGURE 5 Connect the Refrigerant Line CLEANING THE AIR FILTER MCAC UTSM 2008 02 1 The air filter can prevent the dust or other particulate from going inside In case of blockage of the filter the working efficiency of the air conditioner may greatly decrease Therefore the filter must be cleaned once two weeks during long time usage 2 If the air conditioner is positioned in a dust place the cleaning frequency of the air filter must be increased 3 If the accumulated dust is too heavy to be cleaned please replace the filter with a new one replaceable air filter is an optional fitting COVER FOR AIR FILTER AIR FILTER FIGURE 6 Remove The Air Filter
10. aces 3 The bearings of the blower motor are permanently lubricated 4 During the cooling season check the condensate drain lines to be sure that condensate is flowing from the primary drain but not from the secondary drain if condensate ever flows from the secondary drain the unit should be promptly shut off and the condensate pan and drains cleaned to insure a free flowing primary drain Wiring Connection 1 To avoid the electric shock please link the air conditioner with the ground The plug in the air conditioner has joined the ground wiring please don t change it freely The power socket is used as the air conditioner specially Don t pull the power wiring hard When linking the air conditioner with the ground observe the local rules necessary use the power fuse or the circuit breaker or the corresponding scale ampere When installing or repair the air condition relate to system wiring please operating as follows Tear down the two bolts signed A and B see in Figure 6 Hold the edge of the top condenser and extract out Install the top condenser in the reverse order of step 1 and 2 nb o NN DN mr wa REFRIGERACION S A Desde 1946 INDOOR UNIT INSTALLATION MCAC UTSM 2008 02 FIGURE 9 Remove The Top Condenser INDOOR UNIT OUTDOOR UNIT THERMOSTAT FIGURE10 Cooling only System Wiring Diagram Suggestion thermostat choose non programmed electrical thermostat series of Honeywell such as TH5220D
11. bustible gas It is easy to install the connecting pipe or cables a angal REFRIGERACION S A Desde 1946 CONDENSING UNIT INSTALLATION MCAC UTSM 2008 02 Cautions Location in the following places may cause malfunction of the machine If unavoidable please consult your local dealer TOES on There exists petrolatum There is salty air surrounding near the coast There is caustic gas the sulfide for example existing in the air near a hot spring The Volt vibrates violently in the factories In buses or cabinets In kitchen where it is full of oil gas There is strong electromagnetic wave existing There are inflammable materials or gas There is acid or alkaline liquid evaporating Other special conditions Note remark per EMC Directive 89 336 EMC for to prevent flicker impressions during the start of the compressor technical process Following installation conditions apply 1 The power connection for the air conditioner has to be done at the main power distribution the distribution has to be of a low impedance normally the required impedance reaches at a 32A fusing point no other equipment has to be connected with the power line for detailed installation acceptance please refer to your contact with the power supplier if restrictions do apply for products like washing machine air conditioner or electrical ovens for power details of the air conditioner refer to the rating plate of the product for
12. destroy Vacuum dry h Vacuum dry 2h a a gt fa 5 3 5 3 gt Vacuum laying test 1h REFRIGERACION S A Desde 1946 MCAC UTSM 2008 02 Additional charge of refrigerant 4 Additional charge of refrigerant When the length of the one way pipe is less than 5m additional refrigerant charge is unnecessary after vacuuming When the length of one way pipe is over 5m the additional charge quantity is as follows Calculation method unit in gram Refrigerant Liquid diameter mm inch Unit amount g m Formula 06 35 1 4 30 L 5 x30 R22 D9 53 3 8 65 L 5 x65 P12 7 1 2 90 L 5 x90 Remark 1 The additional refrigerant charge is simply related with the liquid pipe diameter 2 1n the up formula L means total length of liquid pipe unit m ib a sx ansa A N REFRIGERACION S A Desde 1946 Drain pipe connection MCAC UTSM 2008 02 5 Drain pipe connection 5 1 Install the indoor unit drain pipe The outlet has PTI screw bread Please use sealing materials and pipe sheath fitting when connecting PVC pipes CAUTIONS The drain pipe of indoor unit must be heat insulated or it will condense dew as well as the connections of the indoor unit Hard PVC binder must be used for pipe connection and make sure there is no leakage With the connection part to the indoor unit please be noted not to impose pressure on the side of indoor unit pipes Wh
13. en the declivity of the drain pipe downwards is over 1 100 there should not be any winding The total length of the drainpipe when pulled out traversely shall not exceed 20m when the pipe is too long a prop stand must be installed to prevent winding Refer to the figures on the right for the installation of the pipes Put as deep as possible about 10cm Bend x F Con Ma S shape Insulating Downward declivity xX material lower than 1 100 5 2 Drainage test Check whether the drainpipe is unhindered New built house should have this test done before paving the ceiling Downward declivity lower than 1 100 VP30 REFRIGERACION S A Desde 1946 Test operation MCAC UTSM 2008 02 7 Test operation Note To avoid personal injury or death do not supply power to unit with compressor terminal box cover removed Be sure field wiring complies with local and national fire safety and electrical codes and voltage to system is within limits shown on unit rating plate Contact local power company for correction of improper voltage 7 1 The test operation must be carried out after the entire installation has been completed 7 2 Please confirm the following points before the test operation l The indoor unit and outdoor unit are installed properly l Tubing and wiring are correctly completed The refrigerant pipe system is leakage checked The drainage is unimpeded The heating insulation works well l The ground
14. he fitting NOTE This procedure should be done within 2 minutes to keep air and contaminates from entering the coil If the orifice cannot be replaced and the coil resealed within 2 minutes then it should be temporarily closed to air using masking tape short term delay or plugging capping long term delay There is no need to purge the coil if this procedure is done within the time limit 4 Mark the data plate with the orifice installed REFRIGERANT LINE CONNECTION Maximum pipe length Check whether the height drop between the indoor unit and outdoor unit the length of refrigerant pipe and the number of the bends meet the following requirement The max height Crop ieasca sees ceee PAA AA ete settee deeds We eed eas 10m if the connecting pipe is more than 10m you had better put the outdoor unit over above the indoor unit the length of refrigerant pipe 0 0 0 e cece cece cence eee eee ee ease eee ee eaeaeeeeeeeaeaas less than 30m Locating the condenser as close as possible to the evaporator will increase the system capacities by reducing the line set refrigerant pressure drop and will make the system less susceptible to liquid migrations due to less refrigerant charge See the outdoor unit installation instructions for the procedure to install field supplied tubing for systems with sweat fittings Connect lines as follows NOTE Route the refrigerant lines to the coil in a manner that will not obstruct service
15. ing s with permagumor equivalent NOTE All outdoor wiring must be weatherproof INSTALLATION PRECAUTION To install properly please read this manual at first The air conditioner must be installed by qualified persons When all the installation work is finished please turn on the power only after a thorough check No further announcement if there is any change of this manual caused by product improvement Note The installer should illustrate to users how to correctly use and maintain the air conditioner as well as remind users to carefully read and keep both Installation Manual and Owner s Manual well Notes Before Installation 1 Select the correct carry in path 2 Move this unit as originally packaged as possible 3 f the air conditioner is installed on a metal part of the building it must be electrically insulated according to the relevant standards to electrical appliances 4 Installation work must be performed in accordance with the national wiring Standards by authorized personnel only INSTALLATION PLACE The Outdoor Unit There is enough room for installation and maintenance The air outlet and the air inlet are not impeded and cannot be reached by strong wind The place is dry and ventilative The support is flat and horizontal and can stand the weight of the outdoor unit And no additional noise or vibration Your neighborhood will not feel uncomfortable with the noise or expelled air There is no leakage of com
16. ipe for drain lines It is recommended that all drain connections be sealed with teflon tape or equivalent ORIFICE INSTALLATION A standard orifice is preinstalled in the unit and is marked on the unit dataplate Refer to the outdoor unit instruction and application data to determine the proper orifice required for your particular system combination and piping conditions If the orifice sizes match nothing further is required and the refrigerant lines may be connected per the outdoor unit instruction However if another orifice should be used change the orifice in the coil with the following procedure CAUTION This fitting is a right hand thread turn counter clockwise to remove 1 Remove the liquid line fitting using 3 4 wrenches and remove the preinstalled orifice with a small diameter wire or paper clip 2 Remove the new orifice from the packet and verify that it is the correct number required Install this orifice with the rounded end toward the coil and the flat end outward per Figure 4 3 Thread the liquid line fitting back in place on the coil Tighten the fitting hand tight and turn an additional 8 turn to seal REFRIGERACION S A Desde 1946 MCAC UTSM 2008 02 INDOOR UNIT INSTALLATION M LIQUID LINE SWIVEL COUPLING FLATEND FIGURE 4 Orifice Installation CAUTION Use wrenches to turn fittings Using pliers will cause internal damage to t
17. kage points Vacuum placement test place 1 hour when it achieves 755mmHg pass if the vacuum watch shows no rising If it rises it shows there s moisture or leakage point Vacuuming from liquid pipe and gas pipe at the same time l Sketch map of common vacuum dry procedure kgf cm 0 35 Add pressure Vacuum 700 755mmHg Vacuum dry 2h Add refrierant Vacuum laying test lh 3 2 2 Special vacuum dry procedure This vacuum dry method is used in the following conditions There s moisture when flushing the refrigerant pipe Rainwater may enter into the pipe Vacuum dry for the first time 2h pumping 3 2 3 Vacuum destroy for the second time Fill nitrogen to 0 5Kgf cm2 ih a x ansa PINN REFRIGERACION S A Desde 1946 Vacuum dry and leakage checking MCAC UTSM 2008 02 Because nitrogen is for drying gas it has vacuum drying effect during vacuum destroy But if the moisture is too much this method can t dry thoroughly So please pay more attention to prevent water entering and forming condensation water 3 2 4 Vacuum dry for the second time 1h pumping Determinant Pass if achieving below 755mmHg If 755mmHg can t be achieved in 2h repeat procedure 5 2 3 and 5 2 4 3 2 5 Vacuum placing test th 3 2 6 Sketch map of special vacuum dry procedure kgf cr 05 Add pressure Vacuum 755mmHg Vocuum
18. minimize installation cost UPFLOW ini HORIZONTAL S gt CD gt gt gt EP Eo FIGURE 1 Typical Applications with MVA3 Multi Position Coils INSPECTION As soon as a unit is received it should be inspected for possible damage during transit Also before installation the unit should be checked for screws or bolts which may have loosened in transit There are no shipping or spacer brackets which need to be removed Also check to be sure all accessories and coils are available installation of these accessories or field conversion of the unit should be accomplished before setting the unit in place or connecting any wiring electric heat ducts or piping CLEARANCES 1 Refrigerant piping and connections minimum12 recommended 2 Maintenance and servicing access minimum36 from front of unit recommended for blower motor coil replacement 3 Condensate drain line 4 Filter removal minimum 36 recommended LOCATION Location is usually predetermined Check with owner s or dealer s installation plans if location has not been decided consider the following in choosing a suitable location 1 Select a location with adequate structural support space for service access clearance or air return and supply duct connections 2 Use hanging brackets to waft mount unit as shown below
19. ow pressure switch REFRIGERACION S A Desde 1946
20. ure This unit is not designed for non ducted freeblow applications Duct work should be fabricated and installed in accordance with local and or national codes DRAIN CONNECTIONS All drain lines should be trapped a minimum of three inches should be pitched away from unit drain pan and should be no smaller than the coil drain connection CAUTION Drain connection should be hand tightened plus no more than 1 16 turn Horizontal drain cutout in the center access panel should be removed by using a utility knife DO NOT TRY TO KNOCK OUT Route the drain line so that it does not interfere with accessibility to the coil air handling system or filter and will not be exposed to freezing temperatures See Figures 1 2 and 3 NOTE When the coil is installed in an attic or above a finished ceiling an auxiliary drain pan should be provided under the coil as is specified by most local building codes Coils should be installed level or pitched slightly toward the drain end Suggested pitch should not exceed 1 4 inch per foot of coil The coil is provided with a secondary drain that should be trapped and piped to a location that will give the occupant a visual warning that the primary drain is clogged If the secondary drain is not used it must be capped The drain pan connections are designed to ASTM Standard D 2466 Schedule 40 Use 3 4 PVC or steel threaded pipe Since the drains are not subject to any pressure it is not necessary to use Schedule 40 p
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