C&H N Series Owner'S Manual Download Page 42

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N Series Floor Ceiling Type Unit

①

Power cords 3×1.5mm²

②

Power cords 3×1.0mm²

③

Communication cords 2×0.75mm²

④

Communication cords 2×0.75mm²

①

Power cords 3×2.5mm²

②

Power cords 3×1.0mm²

③

Communication cords 2×0.75mm²

④

Communication cords 2×0.75mm²

Power:380-415V 3N~50Hz

Outdoor Unit

Indoor Unit

Wired

Controller

Power:220-240V ~50Hz

L1 L3

H1
H2

breaker

①

Power cords 5×1.5mm²

②

Power cords 3×1.0mm²

③

Communication cords 2×0.75mm²

④

Communication cords 2×0.75mm²

CH-F050NK

CH-U050NK

CH-F071NK

CH-U071NK

CH-F085NK

CH-U085NK

CH-U100NM CH-U125NM CH-U140NM CH-U160NM

CH-F100NK

CH-U100NM

CH-F125NK

CH-U125NM

CH-F140NK

CH-U140NM

CH-F160NK

CH-U160NM

Summary of Contents for N Series

Page 1: ...uctions Air Conditioners N Series Floor Ceiling Type Unit Models Indoor Unit Outdoor Unit CH F050NK CH F071NK CH F085NK CH F100NK CH F125NK CH F140NK CH F160NK CH U050NK CH U071NK CH U085NK CH U100NM...

Page 2: ......

Page 3: ...and by s tatus f or m aintaining n ormal c ommunication of system and preheating refrigerant and lubricant If the product is not to be used for long cut off the power supply please energize and prehea...

Page 4: ...ules and regulations industrial standards and requirements in this instruction manual 10 The f inal r ight t o i nterpret f or t his i nstruction m anual b elongs t o C H Exception Clauses Manufacture...

Page 5: ...Caused by Faults of the AC 42 5 2 Error Code 42 5 3 Unit Maintenance 44 5 4 After Sales Services 46 This marking indicates that this product should not be disposed with other household wastes througho...

Page 6: ...um 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 co...

Page 7: ...om an i ndustry accredited assessment aut hority which aut horises t heir c ompetence t o handle refrigerants s afely i n accordance with an industry r ecognised as sessment specification 3 Servicing...

Page 8: ...of refrigerant from exceeding the allowable safety limit excessive refrigerant leakage may lead to explosion 17 When installing or re installing the air conditioner please keep the refrigerant circui...

Page 9: ...to protect the outdoor unit from small animals because they may damage the electric components and c ause malfunction of the air conditioner 8 Before cleaning please make sure the unit is stopped Cut...

Page 10: ...N Series Floor Ceiling Type Unit 5 2 Product Introduction 2 1 Overall Layout NOTICE The connection pipe drain pipe power cord for this unit should be prepared by the user...

Page 11: ...2 To control the indoor unit 3 Insulation 1 To insulate the gas pipe 4 Insulation 1 To insulate the liquid pipe 5 Fastener 4 To fasten the sponge and the Damping Block 6 Nut 1 To connect gas pipe 7 Nu...

Page 12: ...should be a way from obstacles to make sure the unit s air flow can reach the entire room Do not install the unit in a kitchen or a laundry 2 Select a l ocation t hat c an withstand 4 t imes t he unit...

Page 13: ...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 aff...

Page 14: ...r conditioner must be performed by professionals Unit mm Dimensions Model A B C D E 870 235 812 318 665 1200 235 1142 318 665 1200 235 1142 318 665 1200 235 1142 318 665 1200 235 1142 318 665 1570 235...

Page 15: ...N Series Floor Ceiling Type Unit 10 2 Outdoor units CH U050NK CH U071NK CH U085NK CH U100NM CH U125NM CH U140NM CH U160NM...

Page 16: ...30 820 610 486 1010 460 940 530 820 610 486 1010 460 3 1 3 Diagram of Unit Installation Space and Location 1 Diagram of installation space and location for outdoor unit NOTICE for best per formance of...

Page 17: ...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...

Page 18: ...0 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...

Page 19: ...installed one above another Unit mm 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 followi...

Page 20: ...so that the airflow can reach every corner of the room 3 Leave service space around the unit Floor Type Unit mm Ceilling Type 4 Install the unit where the drain pipe can be easily installed 5 The spac...

Page 21: ...ide plate in arrow direction 3 2 1 2 Indoor Unit Installation 1 Determine t he l ocation of t he han ger t hrough t he p aper t emplate and then remove the paper template 2 Insert the anchor bolts int...

Page 22: ...ype Unit 17 Floor type Ceiling type Unit mm 6 Adjust the height of the unit to make the drain pipe slant slightly downward so that the drainage will become much smoother 7 Reinstall and tighten the ri...

Page 23: ...uch as concrete use M10 screw bolts and nuts to secure the unit and make sure the unit stands erect and level 2 Do not install it on top of the building 3 If it vibrates and causes noise please add ru...

Page 24: ...be added with a layer of insulating cotton to protect it from mechanical damage during installation maintenance and transportation Item Model Size of Fitting Pipe inch Maximum pipe length m Biggest dr...

Page 25: ...its is larger than 10m an oil return bend should be added every 6m 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 ret...

Page 26: ...s above the indoor unit It s necessary to add oil return bend and non return be nd at the lowest and highest position of the vertical pipe as shown below Dimensions for the making of oil return bend a...

Page 27: ...unit accessories Then fit the flare nut on the pipe and use a flaring tool to flare the mouth of connection pipe 4 Check whether the flaring part has cracked see the figure below 3 2 3 3 Pipe Bending...

Page 28: ...w the instructions stated in the figures below Use both spanner and torque wrench 2 When connecting the tapered screw nut first apply chilled machine oil on its inner and outer surface and then screw...

Page 29: ...ter inch Tightening torque N m 1 4 15 30 3 8 35 40 1 2 45 50 5 8 60 65 3 4 70 75 7 8 80 85 Screw on the flare nut of the flaring connecting pipe on the outdoor unit valve The method of screwing the fl...

Page 30: ...gas valve and also the service port 2 Connect the hose at the low pressure side of the manifold valve assembly to t he s ervice port of t he uni t s gas v alve and m eanwhile t he gas a nd liquid val...

Page 31: ...liquid valve and let some refrigerant go to the connection pipe to balance the pressure inside and outside of the connection pipe so that air will not come into the connection pipe when removing the h...

Page 32: ...ntering indoors or corrupt the unit 2 It is not allowed to connect the condensate drain pipe into rain pipe to prevent rain water from pouring in and cause property loss or personal injury 3 Condensat...

Page 33: ...drain pipe to the drain outlet of the unit and then tighten the clamp securely with tape 3 Connect the extension drain pipe to the drain pipe and then tighten the clamp with tape Insulate the pipe cla...

Page 34: ...iary pipe to the local piping 2 Prepare the local piping at the connection point for the drain pipe as shown in the installation drawings NOTICE Be sure to place the drain hose as shown in the diagram...

Page 35: ...the wall with saddles 2 If the outdoor unit is above the indoor unit arrange the pipeline according to the following diagram 1 Wind the insulating tape from bottom to top 2 The whole pipeline should...

Page 36: ...pe 3 3 Electrical Installation 3 3 1 Requirement and Notice on Electrical Installation WARNING The electrical installation for the air conditioner should observe the following requirements The el ectr...

Page 37: ...door units must not collide with any metal beam or edge on the ceiling or touch any metal burrs or sharp metal edge around Connect wires correspondingly by referring to the circuit diagram labeled on...

Page 38: ...oard Install a circuit breaker at every power terminal near the units indoor and outdoor units with at least 3mm contact gap The units must be able to be plugged or unplugged Circuit breaker and power...

Page 39: ...sary to use 8 meters long wire The wire gauge of communication cord should not be less than 0 75mm It s recommended to use 0 75mm power cords as the communication cords Calculation of the maximum perm...

Page 40: ...he 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...

Page 41: ...colors indicated in the indoor unit 3 Wrong wire connection may burn the electrical components 4 Connect the wires firmly to the wiring box Incomplete installation may lead to fire hazard 5 Please us...

Page 42: ...ords 2 0 75mm Power 380 415V 3N 50Hz Outdoor Unit Indoor Unit Wired Controller Power 220 240V 50Hz L2 L1 L3 N 2 1 2 1 H1 H2 breaker breaker Power cords 5 1 5mm Power cords 3 1 0mm Communication cords...

Page 43: ...ts on the terminal board Wrong connection may lead to fire hazard 5 If the connection wires of indoor unit outdoor unit and power cords are not correctly connected the air conditioner may get damaged...

Page 44: ...side Remove the big handle front panel of the outdoor unit and insert one end of the communication cord and the power cord to the terminal board CH U050NK CH U071NK CH U085NK CH U100NM CH U125NM CH U...

Page 45: ...with the requirement The unit may fail or its components may get burned Is there any obstacle blocking the air inlet and outlet of the indoor unit Cooling capacity may become unsatisfactory Have you...

Page 46: ...remote control or wired control 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 resta...

Page 47: ...at the air intake or outlet The set temperature is too high There is refrigerant leakage The performance of room temperature sensor becomes worse NOTICE Check the above items and adopt the correspond...

Page 48: ...re sensor error 11 F3 Outdoor ambient temperature sensor error 12 F4 Discharge temperature sensor error 13 F5 Wired control temperature sensor error 14 C5 IDU jumper cap error 15 EE ODU memory chip er...

Page 49: ...ularly once every half a year How to clean the air filter Open the air inlet grille a Firstly u nfix t wo buc kles o n t he gr ille as shown on the picture b Remove the screws under the buckles by a s...

Page 50: ...heck if there is blockage at the inlet or outlet vent of air conditioner 2 Check if the earth wire has been attached reliably by the skilled serviceman 3 Check if the exhausted batteries of the wirele...

Page 51: ...vent of air conditioner 2 Check if the earth wire has been attached reliably by the skilled serviceman 3 Check if t he e xhausted b atteries of t he wireless c ontroller hav e been replaced 4 Check i...

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