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DC Inverter U-match Series Cassette Type Unit

5.3 Unit Maintenance

Warning

①

Only professionals are allowed to carry on daily maintenance.

②

Before contacting any wire, make sure power is cut off.

③

Do not let any inflammable objects near the unit.

④

Do not use organic solvent to clean the air conditioner.

⑤

If you need to replace a component, please ask a professional to repair with a

component supplied by the original manufacturer so as to ensure the unit

’

quality.

⑥

Improper operation may get the unit broken, hit by electric shock or cause fire.

⑦

Do not make the air conditioner wet or electric shock may be lead; Ensure that

the air conditioner will not be cleaned by water rinsing under any

circumstance.

Notice

①

Before cleaning, please make sure the unit is stopped. Cut the circuit breaker

and remove the power socket, otherwise, electric shock may occur.

②

Do not wash the air conditioner with water, otherwise fire hazard or electric

shock may occur.

③

When cleaning the filter, please be careful of your steps. If you need to work

high above the ground, please be extremely careful.

Содержание Innova IGZCAPB100NI-1

Страница 1: ...Models Indoor Unit Outdoor Unit IGZCAPS35NI 1 IGZPAC35NO 1 IGZCAPS50NI 1 IGZPAC50NO 1 IGZCAPS71NI 1 IGZPAC71NO 1 IGZCAPB85NI 1 IGZPAC85NO 1 IGZCAPB100NI 1 IGZPAC100NO 1 IGZPAC100NO3 1 IGZCAPB125NI 1 IGZPAC125NO 1 IGZPAC125NO3 1 IGZCAPB140NI 1 IGZPAC140NO 1 IGZPAC140NO3 1 IGZCAPB160NI 1 IGZPAC160NO3 1 ...

Страница 2: ...product is not to be used for long cut off the power supply please energize and preheat the unit in advance before reusing it 3 Please properly select the model according to actual using environment otherwise it may impact the using convenience 4 This product has gone through strict inspection and operational test before leaving the factory In order to avoid damage due to improper disassembly and ...

Страница 3: ...nstruction manual belongs to innova Exception Clauses Manufacturer will bear no responsibilities when personal injury or property loss is caused by the following reasons 1 Damage the product due to improper use or misuse of the product 2 Alter change maintain or use the product with other equipment without abiding by the instruction manual of manufacturer 3 After verification the defect of product...

Страница 4: ...aults of the AC 52 5 2 Error Code 54 5 3 Unit Maintenance 56 5 4 Notice on Maintenance 59 5 5 After Sales Services 66 This marking indicates that this product should not be disposed with other household wastes throughout the EU To prevent possible harm to the environment or human health from uncontrolled waste disposal recycle it responsibly to promote the sustainable reuse of material resources T...

Страница 5: ... cause severe damage or death to people WARNING If not abide strictly it may cause severe damage to the unit or the people NOTICE If not abide strictly it may cause slight or medium damage to the unit or the people OBSERVED This sign indicates that the items must be observed Improper operation may cause damage to people or property WARNING This product can t be installed at corrosive inflammable o...

Страница 6: ...rtation materials including nails metal or wooden parts and plastic packing material must be treated in a safe way WARNING 1 Please install according to this instruction manual Installation must be performed in accordance with the requirement of NEC and CEC by authorized personnel only 2 Any person who is involved with working on or breaking into a refrigerant circuit should hold a current valid c...

Страница 7: ...erwise electric shock may occur 12 The air conditioner is not intended to be cleaned or maintained by children without supervision 13 Do not alter the setting of pressure sensor or other protective devices If the protective devices are short circuited or changed against rules fire hazard or even explosion may occur 14 Do not operate the air conditioner with wet hands Do not wash or sprinkle water ...

Страница 8: ...rts may deteriorate and fall off or even cause water leakage b Places with corrosive gas copper pipe or the welding parts may be corroded and cause refrigerant leakage 7 Adopt proper measures to protect the outdoor unit from small animals because they may damage the electric components and cause malfunction of the air conditioner OBSERVED 1 If wired control is to be used it should be connected fir...

Страница 9: ...DC Inverter U match Series Cassette Type Unit 5 2 Product Introduction 2 1 Overall Layout ...

Страница 10: ...lation Paperboard 1 Used for ceiling drilling 5 Gasket Mounting Board 4 Used to prevent gasket from falling off 6 Wireless Controller Battery 1 2 To control the indoor unit 7 Sealing Plaster 1 Used for holes through the wall 8 Fastener 6 To fasten the sponge Heat shringkable Bushing 9 Insulation 1 To insulate the gas pipe 10 Insulation 1 To insulate the liquid pipe 11 Sponge 4 To insulate the drai...

Страница 11: ...gerant Concentration before Installation This air conditioner uses R32 refrigerant The construction area for installation operation and storage of the air conditioner must be larger than the minimum construction area The minimum area for installation is determined by 1 Refrigerant charging quantity for the entire system ex factory charging quantity additional charging quantity 2 Checking out in th...

Страница 12: ... 8 9 22 3 8 13 8 3 8 124 4 0 10 2 4 0 15 3 4 0 137 4 2 11 3 4 2 16 8 4 2 151 4 4 12 4 4 4 18 5 4 4 166 4 6 13 5 4 6 20 2 4 6 182 4 8 14 7 4 8 22 0 4 8 198 5 0 16 0 5 0 23 8 5 0 215 5 2 17 3 5 2 25 8 5 2 232 5 4 18 6 5 4 27 8 5 4 250 5 6 20 0 5 6 29 9 5 6 269 5 8 21 5 5 8 32 1 5 8 289 6 0 23 0 6 0 34 3 6 0 309 6 2 24 5 6 2 36 6 6 2 330 6 4 26 1 6 4 39 1 6 4 351 6 6 27 8 6 6 41 5 6 6 374 6 8 29 5 6 ...

Страница 13: ... a place where the inclination is less than 5 Do not install the unit at a place with direct sunlight Do not install the unit at a place with leakage of inflammable gas Selection of Installation Location for Indoor Unit Select a location pursuant to the following condition 1 Air inlet and outlet of the indoor unit should be away from obstacles to make sure the unit s air flow can reach the entire ...

Страница 14: ...able to withstand the weight and vibration of outdoor unit and allow the installation to be carried out safely 5 Avoid installing at a place with leakage of inflammable gas oil smoke or corrosive gas 6 Keep it away from strong wind because strong wind will affect the outdoor fan and lead to insufficient air flow volume and thus affecting the unit s performance 7 Install the outdoor unit at a place...

Страница 15: ...g opening and installation of air conditioner must be performed by professionals Unit mm Dimensions Model A B C D E F G IGZCAPS35NI 1 620 580 570 520 560 265 170 IGZCAPS50NI 1 620 580 570 520 560 265 170 IGZCAPS71NI 1 950 870 840 660 790 240 165 IGZCAPB85NI 1 950 870 840 660 790 240 165 IGZCAPB100NI 1 950 870 840 660 790 240 165 IGZCAPB125NI 1 950 870 840 660 790 290 165 IGZCAPB140NI 1 950 870 840...

Страница 16: ...rter U match Series Cassette Type Unit 12 2 Outdoor unit IGZPAC35NO 1 IGZPAC50NO 1 IGZPAC71NO 1 IGZPAC85NO 1 A F D E G C B IGZPAC100NO 1 IGZPAC125NO 1 IGZPAC140NO 1 IGZPAC100NO3 1 IGZPAC125NO3 1 IGZPAC140NO3 1 ...

Страница 17: ... 550 348 887 302 IGZPAC71NO 1 892 396 698 560 364 952 340 IGZPAC85NO 1 920 427 790 610 395 1002 370 IGZPAC100NO 1 940 530 820 610 486 460 IGZPAC100NO3 1 940 530 820 610 486 460 IGZPAC125NO 1 940 530 820 610 486 460 IGZPAC125NO3 1 940 530 820 610 486 460 IGZPAC140NO 1 940 530 820 610 486 460 IGZPAC140NO3 1 940 530 820 610 486 460 IGZPAC160NO3 1 900 412 1345 572 378 340 ...

Страница 18: ...e sure its installation space conforms to the following installation dimensions 1 When one outdoor unit is to be installe A E Hb Hd H mm a b c d e B 100 A B C 300 100 100 B E 100 1000 A B C E 300 150 150 1000 D 1000 D E 1000 1000 B D Hb Hd Hd H 100 1000 Hb Hd Hd H 100 1000 B D E Hb Hd Hb 1 2H 250 2000 1000 1 2H Hb H 250 2000 1000 Hb H Prohibited Hb Hd Hd 1 2H 100 2000 1000 1 2H Hd H 200 2000 1000 ...

Страница 19: ...by side A E Hb Hd H mm a b c d e A B C 300 300 1000 A B C E 300 300 1000 1000 D 2000 D E 2000 1000 B D Hb Hd Hd H 300 2000 Hb Hd Hd 1 2H 250 2000 1 2H Hd H 300 2500 B D E Hb Hd Hb 1 2H 300 2000 1000 1 2H Hb H 300 2500 1000 Hb H Prohibited Hb Hd Hd 1 2H 250 2500 1000 1 2H Hd H 300 2500 1000 Hd 1 2H Prohibited ...

Страница 20: ...DC Inverter U match Series Cassette Type Unit 16 3 When outdoor units are installed in rows 200 4000 200 2000 400 400 4500 2000 600 Hb H b Hb H mm Hb 1 2H b 250 1 2H Hb H b 300 Hb H Prohibited ...

Страница 21: ... Unit mm 400 500 2000 400 500 300 2 Diagram of installation location and space for indoor unit Notice for the best performance of indoor unit make sure its installation space conforms to the following installation dimensions 2500mm or above H 1500mm or above Wall 20mm or above 1500mm or above Wall Wall ...

Страница 22: ...e 35mm add some ceiling material to shorten the distance See the following diagram Ceiling material 35mm 35mm 3 2 1 1 Hoisting the Main Body Unit NOTICE Please tightly screw up the nuts and bolts to prevent the air conditioner from falling 1 Installing the Suspension Bolts 1 Using the installation template drill holes for bolts four holes 2 Install the bolts to the ceiling at a place strong enough...

Страница 23: ...ll the paper template on the unit and fix the drain pipe at the outlet vent 3 Adjust the unit to the best position 4 Check if the unit is installed horizontally at four directions If not the water pump and the float switch would function improperly and even lead to water leakage 5 Remove the gasket anchor board and tighten the nut remained 6 Remove the paper template 3 2 1 2 Leveling The water lev...

Страница 24: ...to the drainage hole on the chassis of the outdoor unit Then connect a drain hose to the drainage connector If drainage connector is used the outdoor unit should be at least 10cm from the installation ground See the figures below Bottom Drain cap Drain pipe mounting hole Chassis Drain connection 3 2 3 Connection Pipe Installation 3 2 3 1 Installation Notice and Requirement on Connection Pipe NOTIC...

Страница 25: ... mechanical damage during installation maintenance and transportation Item Model Size of Fitting Pipe in Maximum pipe length m Biggest drop between indoor and outdoor units m Drain pipe outer dimension x wall thickness mm Liquid pipe Gas pipe IGZCAPS35NI 1 IGZPAC35NO 1 1 4 3 8 30 15 Ф25 1 5 IGZCAPS50NI 1 IGZPAC50NO 1 1 2 35 20 IGZCAPS71NI 1 IGZPAC71NO 1 3 8 5 8 50 25 IGZCAPB85NI 1 IGZPAC85NO 1 50 ...

Страница 26: ...g and heating performance it has When the drop between indoor and outdoor units is larger than 10m an oil return bend should be added every 6 meters The requirement on the adding of oil return bend is as below 1 Outdoor unit is beneath the indoor unit There s no need to add non return bend at the lowest or highest position of the vertical pipe as shown below Install an oil return bend every 6m Oil...

Страница 27: ...vertical pipe as shown below Outdoor unit Non return bend System gas pipe Oil return bend Indoor unit Install an oil return bend every 6m Dimensions for the making of oil return bend are as follows C B A A B mm C mm mm in Ф12 1 2 26 150 Ф16 5 8 33 150 3 2 3 2 Pipe Flaring 1 Cut the connection pipe with a pipe cutter 2 The mouth of connection pipe should face downward Remove burrs with the ...

Страница 28: ...Bending 1 The pipes are shaped by your hands Be careful not to collapse them 2 Do not bend the pipes in an angle more than 90 3 When pipes are repeatedly bent or stretched the material will harden making it difficult to bend or stretch them any more Do not bend or stretch the pipes more than three times 4 When bending the pipe do not bend it as is The pipe will be collapsed In this case cut the he...

Страница 29: ...ue by referring to the following table If the screw nut is over twisted it may be damaged and cause leakage Check whether gas leakage occurs to the connection pipe and then apply thermal insulation as shown below Wind sponge around the joint of gas pipe and heat insulation sheath of gas collecting pipe Be sure to connect gas pipe after liquid pipe is connected Sponge Threaded fastener 4 Liquid pip...

Страница 30: ...ace where connecting pipes Front outlet Coupler heat insulation small on the pipe Liquid pipe Gas pipe Reference A Coupler heat insulation large on the pipe Heat insulation pipe Reference A Cover this portion with heat insulating material also without fail No gap 3 2 3 6 Sealing of the Knock off Hole As for the built in valve model during the installation process for connection pipe when the conne...

Страница 31: ...m pump 4 Open the switch at the lower pressure side of the manifold valve assembly and start the vacuum pump Meanwhile the switch at the high pressure side of the manifold valve assembly should be kept closed otherwise evacuation would fail 5 The evacuation duration depends on the unit s capacity generally Model Time min IGZPAC35NO 1 15 IGZPAC50NO 1 20 IGZPAC71NO 1 IGZPAC85NO 1 IGZPAC100NO 1 IGZPA...

Страница 32: ...s for liquid valve and gas valve During evacuation you may connect the two hoses of the branch valve assembly to the maintenance ports to speed up the evacuation 3 2 4 2 Leak Detection Methods The following leak detection methods are deemed acceptable for systems containing flammable refrigerants Electronic leak detectors shall be used to detect flammable refrigerants but the sensitivity may not b...

Страница 33: ...icable to inflammable refrigerant For example it should be free of sparks completely sealed and safe in nature See the following table for the amount of additional refrigerant Item Model Standard Pipe Length Unnecessary Charge Pipe Length Additional Refrigerant Amount for Extra Pipe IGZPAC35NO 1 5 0m 7 0m 16g m IGZPAC50NO 1 IGZPAC71NO 1 40g m IGZPAC85NO 1 IGZPAC100NO 1 IGZPAC100NO3 1 IGZPAC125NO 1...

Страница 34: ...order to make sure the drain hose is straight the hangers should keep a distance of 1 1 5m from one another Correct 1 100 or more gradient x wrong 1 1 5m 6 Use the drain hose that is delivered together with the unit 7 Insert the drain hose into the drain faucet 8 For the purpose of thermal insulation wind a large piece of sponge around the clamp of drain hose 9 Apply thermal insulation for the ind...

Страница 35: ...wing diagram 1 Drain hose should be placed on the ground and its end should not be immersed into water The whole pipeline should be supported and fixed onto the wall 2 Wind the insulating tape from bottom to top 3 The whole pipeline should be wound with insulating tape and fixed onto the wall with saddles 2 If the outdoor unit is above the indoor unit arrange the pipeline according to the followin...

Страница 36: ... 6 3 Notice on Drain Lift Pipe 1 The drain lift pipe should be 1000mm or less away from ground as shown below 2 If multiple drain pipes are to be converged please install according to the following process Make sure the main drain pipe is laid downward at a certain angle T joint converging drain pipes 100mm ...

Страница 37: ...vel It should be connected in the following way 1 Install 3 way connector of drainage pipe joint as shown in the left figure 2 Install drain elbow as shown in the middle figure 3 Install horizontal pipe as shown in the right figure 3 way connection of Drainage pipe joint Connection of drain elbow Connection of horizontal pipe 3 2 6 4 Check Drainage After the pipeline work is finished check whether...

Страница 38: ... Drain hose Above 100mm 3 7 8inch 3 2 7 Installing the Front Panel As shown below take off the 4 corner covers from the front panel and loose the hexagon screw bolts on the 4 fasteners to the maximum The position marked with PIPING SIDE on the front panel will direct right at the pipe mouth of the indoor unit ...

Страница 39: ... panel according to the arrow direction so that the front panel can be well connected with the ceiling 4 Screw up the screws until the thickness of the sealing material between the front panel and the ceiling is 5 8mm 5 8mm 1 4 3 8inch Latch Piping position Hook Swing flap motor Indoor unit Ceiling Air outlet Panel Indoor unit Notice 1 Improper screw looseness will lead to the following problem Ga...

Страница 40: ...e affected it s fine to adjust the height of indoor unit through the holes on the corners of the front panel 3 After installing the front panel make sure there s no gap between the unit and the front panel 4 Circuit of the decorative front panel Connect the front panel to the main body through the corresponding slots Match the slots according to their different size Match the corresponding slots ...

Страница 41: ...ctrical Installation WARNING The electrical installation for the air conditioner should observe the following requirements The electrical installation must be conducted by professionals in compliance with local laws and regulations and the instructions in this manual Never extend the power cord The electric circuit must be equipped with a circuit breaker and air switch both with sufficient capacit...

Страница 42: ...x Screws must be tightened up Slipped screws must be replaced by specialized flat head screws Please use the power cables that are delivered along with the air conditioner Do not change the power cables arbitrarily Do not change the length and terminals of the power cables If you want to change the power cables please contact innova s local service center Wiring terminals should be connected firml...

Страница 43: ...er cords listed in the above table are applicable in a working condition where ambient temperature is 40 C and multi core copper cable e g YJV copper cable with insulated PE and PVC sheath is protected by a conduit and is resistant to 90 C in maximum See IEC 60364 5 52 If working condition changes please adjust the specifications according to national standards Specifications of circuit breaker ar...

Страница 44: ... a screwdriver to unscrew the terminal screw on the terminal board 3 Use nippers to bend the solid wire into a ring that fits the terminal screw 4 Form a proper ring and then put it on the terminal board Use a screwdriver to tighten up the terminal screw 2 For strand wires as shown below 1 Use wire cutters to cut off the wire end and then peel away about 10mm of the insulation layer 2 Use a screwd...

Страница 45: ...heck whether the indoor and outdoor units are powered on Match the terminal numbers and wire colors with the colors indicated in the indoor unit Wrong wire connection may burn the electrical components Connect the wires firmly to the wiring box Incomplete installation may lead to fire hazard Please use wire clamps to secure the external covers of connecting wires Insulators must be clamped securel...

Страница 46: ...0V 240V 50Hz 208V 230V 60Hz L N Outdoor Unit L N Indoor Unit Wired Controller N1 Power 220V 240V 50Hz 208V 230V 60Hz Power 220V 240V 50Hz 208V 230V 60Hz Breaker IGZCAPS35NI 1 IGZPAC35NO 1 IGZCAPS50NI 1 IGZPAC50NO 1 Power cord 3 1 5mm Power cord 3 1 0mm Communication Cords 2 0 75mm2 Communication Cords 2 0 75mm2 IGZCAPS71NI 1 IGZPAC71NO 1 IGZCAPB85NI 1 IGZPAC85NO 1 Power cord 3 2 5mm Power cord 3 1...

Страница 47: ...0V 240V 50Hz 208V 230V 60Hz PE Outdoor Unit Indoor Unit Wired Controller Power 220V 240V 50Hz 208V 230V 60Hz Power 220V 240V 50Hz 208V 230V 60Hz Breaker IGZCAPB100NI IGZPAC100NO 1 IGZCAPB125NI IGZPAC125NO 1 Power cord 3 4 0mm Power cord 3 1 0mm Communication Cords 2 0 75mm Communication Cords 2 0 75mm IGZCAPB140NI IGZPAC140NO 1 Power cord 3 6 0mm Power cord 3 1 0mm Communication Cords 2 0 75mm Com...

Страница 48: ... Controller Power 220V 240V 50Hz 208V 230V 60Hz Breaker Breaker Power 380V 415V 3N 50Hz 60Hz Outdoor Unit Indoor Unit Wired Controller Breaker Power 220V 240V 50Hz 208V 230V 60Hz IGZCAPB100NI IGZPAC100NO3 1 IGZCAPB125NI IGZPAC125NO3 1 IGZCAPB140NI IGZPAC140NO3 1 IGZCAPB160NI IGZPAC160NO3 1 Power cord 5 1 5mm Power cord 3 1 0mm Communication Cords 2 0 75mm Communication Cords 2 0 75mm ...

Страница 49: ...r and outdoor units on the terminal board Wrong connection may lead to fire hazard If the connection wires of indoor unit outdoor unit and power cords are not correctly connected the air conditioner may get damaged Ground the indoor and outdoor units through connecting the ground wire The units should comply with applicable local and national rules and regulations on power consumption When connect...

Страница 50: ...d of the communication cord and the power cord to the terminal board Single phase unit IGZPAC35NO 1 IGZPAC50NO 1 IGZPAC71NO 1 IGZPAC85NO 1 a Wire routing of separated power supply b Wire routing of unified power supply Single phase unit IGZPAC100NO 1 IGZPAC125NO 1 IGZPAC140NO 1 a Wire routing of separated power supply for single phase ...

Страница 51: ...nit and indoor unit get in from the lower hole The communication wire gets in from the upper hole b Wire routing of unified power supply for single phase The power cords of outdoor unit and indoor unit get in from the lower hole The communication wire gets in from the upper hole ...

Страница 52: ... IGZPAC100NO3 1 IGZPAC125NO3 1 IGZPAC140NO3 1 IGZPAC160NO3 1 a Wire routing of separated power supply for three phase Only for IGZPAC160NO3 1 The power cords of outdoor unit and indoor unit get in from the lower hole The communication wire gets in from the upper hole ...

Страница 53: ...indoor unit get in from the lower hole The communication wire gets in from the upper hole Power cord should be secured along with the right side plate and fixed to the hook with a wire clamp so as to avoid contacting the pipeline The communication line between indoor and outdoor units should also be laid along with the right side plate but away from the power cord ...

Страница 54: ... or its components may get burned Is there any obstacle blocking the air inlet and outlet of the indoor or outdoor units Cooling capacity may become unsatisfactory Have you recorded the length of refrigerant pipe and the refrigerant charging amount The refrigerant charging amount can t be controlled 3 5 Test Running Preparation before connecting the power 1 Power must not be connected if the insta...

Страница 55: ...ntrol to see if the fan can run normally Notice If you use remote control to turn off the unit and then immediately turn the unit on again compressor will need 3min to restart Even if you press ON OFF button on the remote control it won t be started up right away If there s no display on the wired control it s probably because the connection wire between the indoor unit and wired control is not co...

Страница 56: ...is resumed Power plug is loose Re insert the power plug Remote control has low battery Replace the batteries Bad cooling or heating effect Air inlet and outlet of indoor or outdoor units have been blocked Clear the obstacles and keep the room for indoor and outdoor units well ventilated Improper temperature setting Reset a proper temperature Fan speed is too low Reset a proper fan speed Air flow d...

Страница 57: ...irst enables the heating mode or there is refrigerant brushing sound when defrosting under heating It s the sound of 4 way valve switching direction The sound will disappear after the valve changes its direction There is hissing sound when the unit is started or stopped and a slight hissing sound during and after operation It s the sound of gaseous refrigerant that stops flowing and the sound of d...

Страница 58: ...re hazard Please contact innova s authorized service center and send for professional service staff to repair If the display panel or wired control displays an error code please refer to the error code meaning stated in the following table Number Error code Error 1 E1 Compressor high pressure protection 2 E2 Indoor anti freeze protection 3 E3 Compressor low pressure protection refrigerant lack pro...

Страница 59: ...on error 31 P7 Driver module sensor error 32 P8 Driver module high temperature protection 33 P9 Zero crossing protection 34 PA AC current protection 35 Pc Driver current error 36 Pd Sensor connection protection 37 PE Temperature drift protection 38 PL Bus low voltage protection 39 PH Bus high voltage protection 40 PU Charge loop error 41 PP Input voltage error 42 ee Drive memory chip error 43 C4 O...

Страница 60: ...to ensure the unit s quality Improper operation may get the unit broken hit by electric shock or cause fire Do not make the air conditioner wet or electric shock may be lead Ensure that the air conditioner will not be cleaned by water rinsing under any circumstance Notice Before cleaning please make sure the unit is stopped Cut the circuit breaker and remove the power socket otherwise electric sho...

Страница 61: ...dust or rinse the filter If the filter is very dirty greasy use warm water below 45 C with neutral detergent to clean it Then dry the filter at a cool place Notice do not use hot water above 45 C to clean otherwise the filter may be discolored or out of shape Do not dry it with fire otherwise the filter will catch fire or become out of shape 4 Fix the 3 cleaners on the filter and then re install t...

Страница 62: ...therwise the filter may be discolored or out of shape 5 Install the air intake grill Refer to step 3 6 Install the air filter Same with step 4 in Clean Air Filter 7 Close the air intake grill Refer to step 1 5 3 3 Heat Exchanger of Outdoor Unit Conduct cleaning for the heat exchanger of outdoor unit periodically clean it once at least in every two months Clean the dust and sundries on the surface ...

Страница 63: ... main power of air conditioner 2 Clean the filter screen indoor and outdoor unit 3 Clean the dust and sundries in indoor and outdoor unit 4 If the outdoor unit is rusty coat the rusty location with paint to prevent it from expanding 5 3 7 Components Replacement Components are available in innova agency or innova distributors nearby 5 4 Notice on Maintenance 5 4 1 Information on Servicing The manua...

Страница 64: ...lammable refrigerants i e non sparking adequately sealed or intrinsically safe 5 4 1 5 Presence of Fire Extinguisher If any hot work is to be conducted on the refrigeration equipment or any associated parts appropriate fire extinguishing equipment shall be available to hand Have a dry powder or CO2 fire extinguisher adjacent to the charging area 5 4 1 6 No Ignition Sources No person carrying out w...

Страница 65: ...ng parts are installed 2 The ventilation machinery and outlets are operating adequately and are not obstructed 3 If an indirect refrigerating circuit is being used the secondary circuit shall be checked for the presence of refrigerant 4 Marking to the equipment continues to be visible and legible Markings and signs that are illegible shall be corrected 5 Refrigeration pipe or components are instal...

Страница 66: ...y operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation 5 4 2 2 Particular attention shall be paid to the following to ensure that by working on Electrical components the casing is not altered in such a way that the level of protection is affected This shall include damage to cables excessive number of connections terminals notmad...

Страница 67: ... vibration from sources such as compressors or fans 5 4 5 Detection of Flammable Refrigerants Under no circumstances shall potential sources of ignition be used in the searching for or detection of refrigerant leaks A halide torch or any other detector using a naked flame shall not be used 5 4 6 Removal and Evacuation When breaking into the refrigerant circuit to make repairs or for any other purp...

Страница 68: ...f refrigerant contained in them 2 Cylinders shall be kept upright 3 Ensure that the refrigeration system is earthed prior to charging the system with refrigerant 4 Label the system when charging is complete if not already 5 Extreme care shall be taken not to overfill the refrigeration system 6 Prior to recharging the system it shall be pressure tested with OFN The system shall be leak tested on co...

Страница 69: ...s have been filled correctly and the process completed make sure that the cylinders and the equipment are removed from site promptly and all isolation valves on the equipment are closed off 11 Recovered refrigerant shall not be charged into another refrigeration system unless it has been cleaned and checked 5 4 9 Labelling Equipment shall be labelled stating that it has been de commissioned and em...

Страница 70: ...cal components are sealed to prevent ignition in the event of a refrigerant release Consult manufacturer if in doubt The recovered refrigerant shall be returned to the refrigerant supplier in the correct recovery cylinder and the relevant Waste Transfer Notice arranged Do not mix refrigerants in recovery units and especially not in cylinders If compressors or compressor oils are to be removed ensu...

Страница 71: ......

Страница 72: ...Ahlsell Sverige AB Business Area Kyl Myrangatan 10 SE 745 36 Enköping Sweden Internet www ahlsell com www kcc se ...

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