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Samsung RHF025EE Series, Service Manual

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Samsung RHF025EE Series Service Manual Download Page 42

Samsung Electronics

4-27

No

Parts

Procedure

Remark

8

Ass’y Fan Parts

 

  

Ensure to separate the Damper before the 

Fan.

1)   Rotate bolts fixing the Bracket 10 turns. 

Input and outlet of the products have 2 
bolts each. (Use +Screw Driver.) 

 

 

  

The bolts are not required to be removed. 

9

Ass’y Bracket Motor

1)   Detach the whole Ass’y Blower Motor 

(which is made up of Fan, Motor, Bracket 
Motor, and Cover Bell Mouse) through the 
inspection hole.     

2)   2 Motors are placed within the unit for   

supply air and exhaust air.

All manuals and user guides at all-guides.com

Summary of Contents for RHF025EE Series

Page 1: ...N EU AN100JSKLKN EU ERV Energy Recovery Ventilator CONTENTS 1 Precautions 2 Product Specifications 3 Alignment and Adjustments 4 Disassembly and Reassembly 5 Wiring Diagram 6 Circuit Descriptions 7 PC...

Page 2: ...ch Key Function Address 3 2 4 Disassembly and Reassembly 4 1 4 1 AN026JSKLKN 4 2 4 2 AN035JSKLKN AN050JSKLKN AN080JSKLKN AN100JSKLKN 4 16 5 Wiring Diagram 5 1 6 Circuit Descriptions 6 1 6 1 PCB Circui...

Page 3: ...ce Sheet 10 1 10 1 Ventilator Operation Priniple 10 1 10 2 Index for Model Name 10 2 10 3 Cleaning the Dust Filter 10 3 10 4 Cleaning the Heat Exchange Element 10 5 10 5 Q A for Non trouble 10 7 All m...

Page 4: ...that these installations are carried out by qualified personnel to avoid electric shock or fire O Perform the installation securely referring to the installation manual Incomplete installation could...

Page 5: ...winds from the product away from a burner It may cause incomplete combustion O Do not utilize the ventilator to preserve machinery foods animals plants or cosmetic products It may cause damage to the...

Page 6: ...shock or injury O Do not utilize steel scrubber or chemicals such as benzene or thinner It may cause discoloration or unit falling O Do not expose animals or plants to the winds from the unit for a l...

Page 7: ...g and cooling By Pass Mode The ventilation method is used when temperature gap of indoor and outdoor is not big Outdoor air flows into indoor Q High Sensibility Sensor Option An optimal air condition...

Page 8: ...WB Outdoor 35 C DB 24 C WB Heating Indoor 22 C DB 13 9 C WB Outdoor 2 C DB 0 44 C WB Q AN026JSKLKN Power Source 220 240 V 50 60 Hz Ventilation Mode Heat Ex Ventilation By Pass Ventilation The Level o...

Page 9: ...B 17 C WB Outdoor 35 C DB 24 C WB Heating Indoor 22 C DB 13 9 C WB Outdoor 2 C DB 0 44 C WB Q AN050JSKLKN Power Source 220 240 V 50 60 Hz Ventilation Mode Heat Ex Ventilation By Pass Ventilation The L...

Page 10: ...Cooling 70 70 74 Heating 70 70 74 Enthalpy Exchange Efficiency Cooling 50 50 55 Heating 70 70 76 Size widthxheightxdepth mm 1220 340 1135 Weight kg 67 Duct Size mm 250 Trial Operation Conditions 1 Ai...

Page 11: ...eparate Sale MSD EAN1 Assy SPI Device Option Kit Item Descriptions Code No Q TY Remark ASS Y ERV REMOCON DB93 14406C 1 Separate Sale MWR VH12N Wired Remote Controller 2 3 2 Filter Specifications Item...

Page 12: ...l fuse open error in power ther minal block Check wire connection conditions of CN140 connector Check conditions of wire connected power terminal block occurrence of error at open E202 System down cau...

Page 13: ...2 Samsung Electronics 3 2 Option Switch Key Function Address If you use a existing EEPROM after replace MAIN PBA don t need to reset option SUB EEPROM PBA All manuals and user guides at all guides co...

Page 14: ...t exchange Turbo wind Repeat on off of trial operation whenever a key enters Trial operation is stopped 30 minutes later it returns to DISPLAY Default state 30 minutes later 2 KEY 2 Data display The m...

Page 15: ...Alphabets on PCB Display Press times Indication Example Display SEG1 SEG2 SEG3 SEG4 1 Exhaust Air FAN RPM 1 350RPM 1 1 3 5 2 Supply Air FAN RPM 950RPM 2 Turn Off 9 5 3 Indoor Temperature 25 C 3 Turn...

Page 16: ...Samsung Electronics 4 1 4 Disassembly and Reassembly Q Necessary Tools Item Remark SCREW DRIVER MONKEY SPANNER All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...suspension Disassembly is not required when Fan Motor Element Filter replacement or cleaning 2 Ass y Cabi Cover Element 1 Remove the 3 bolts on Cover Element to detach it Use Screw Driver 2 Loosen th...

Page 18: ...nd separate Bracket Body Element B Use Screw Driver 4 Ass y Element 1 Pull up the 2 strings hanging out from the 2 ends of Element to detach the Element 5 Bracket Body Element A 1 Remove the 4 bolts a...

Page 19: ...Bypass 1 Slide Cushion Bypass to the direction seen in the picture besides Take caution not to break down EPS structure 2 Find Wire connected to the temperature sensor Separate the 2 temperature sens...

Page 20: ...mark 7 Cabi Cover 1 Detach Cabi Cover by removing 9 bolts Use Screw Driver 8 Cushion Mid 1 Slide Cushion Mid to the direction seen in the picture besides Take caution not to break down EPS structure A...

Page 21: ...ightly 3 Rotate bolts fixing the Bracket 5 turns Use Screw Driver Supply air and exhaust air of the products have 4 bolts each The bolts are not required to be removed 4 Detach the whole Ass y Blower...

Page 22: ...y Blower 1 Unscrew the nuts fixing Fan by rotating them right Use Monkey Spanner Do not touch the Fan Its sharp edge may cause injury 2 Detach the Motor with removing the 4 bolts fixing Bracket Use Sc...

Page 23: ...cedure Remark 11 Ass y Case Blower 1 Remove the 2 bolts attached at the sides of the body Use Screw Driver 2 Remove the 4 bolts on the other side of Cabi Cover to detach it Use Screw Driver All manual...

Page 24: ...Samsung Electronics 4 9 No Parts Procedure Remark 3 Detach the Ass y Case Blower 4 Unscrew the Bracket Case Blower and the Case Blower Use Screw Driver All manuals and user guides at all guides com...

Page 25: ...4 10 Samsung Electronics No Parts Procedure Remark 12 Ass y Damper Ass y Lever Bypass 1 Remove all bolts to separate Bracket and Cam Use Screw Driver All manuals and user guides at all guides com...

Page 26: ...not required when Fan Motor Element Filter replacement or cleaning 2 Ass y Cabi Cover Element 1 Remove the 3 bolts on Cover Element to detach it Use Screw Driver 2 Loosen the clips connected to the Co...

Page 27: ...4 12 Samsung Electronics No Parts Procedure Remark All manuals and user guides at all guides com...

Page 28: ...cedure Remark 3 Ass y Element 1 Remove the 4 bolts and separate Bracket Body Element B Use Screw Driver 2 Pull down the 2 strings hanging out from the 2 ends of Element to detach the Element All manua...

Page 29: ...r 5 Cushion Bypass 1 Slide Cushion Bypass to the direction seen in the picture besides Take caution not to break down EPS structure 6 Cushion Mid 1 Slide Cushion Mid to the direction seen in the pictu...

Page 30: ...ly 3 Rotate bolts fixing the Bracket 5 turns Use Screw Driver Supply air and exhaust air of the products have 4 bolts each The bolts are not required to be removed 4 Detach the whole Ass y Blower Moto...

Page 31: ...mbly is not required when Fan Motor Element Filter replacement or cleaning 2 Cover Element 1 Remove the 2 bolts of the Cover Element Use Screw Driver 2 Find the Element and 2 Dust Filters 3 Ass y Elem...

Page 32: ...Separate the guides fixing Element Use Screw Driver 1 Guide is located at each left and right end of the product Each guide is attached to the product with 1 bolt 6 Thermistor Ass y Wire 1 Separate th...

Page 33: ...otor wire by twisting it slightly 3 2 Motors are placed within the product for supply air and exhaust air 8 Cushion Mid 1 Slide the EPS structure to the side and detach it as seen in the picture besid...

Page 34: ...g it with the direction following the direction carved on the surface of Cushion Mid Put the part written with Down downwards and put the part with Motor towards the Motor when assembling the unit Mak...

Page 35: ...Connector Damper Cam 1 Separate the Damper from the unit Use Screw Driver 2 Separate the connectors by holding their bodies and pulling them out 3 Unscrew bolts attached to Bracket and Cam Use Screw...

Page 36: ...ave 2 bolts each Use Screw Driver The bolts are not required to be removed 11 Blower Motor Fan 1 Unscrew the nuts fixing the Fan by rotating them left Use Monkey Spanner 2 Unscrew the bolts fixing Mot...

Page 37: ...Screw Driver There are 5 bolts 2 Separate the Case Blower by sliding the Case Blower upwards 13 Cushion Blower EA Cushion Blower SA 1 Detach the EPS structure fixed to Case Blower by sliding the stru...

Page 38: ...when Fan Motor Element Filter replacement or cleaning 2 Cover Element 1 Remove the 2 bolts of the Cover Element Use Screw Driver 2 Find the Element and 2 Dust Filters 3 Ass y Element Ass y Filter 1 De...

Page 39: ...located at each left and right end of the product Each guide is attached to the product with 1 bolt 5 Ass y Fan Parts 1 Separate motor connectors 2 Loosen the holder fixing the motor wire by twisting...

Page 40: ...2 Pull out the EPS structure through the inspection hole 3 Assemble the product by adjusting it with the direction following the direction carved on the surface of Cushion Mid Put the part written wi...

Page 41: ...amper Cam 1 Separate the Damper from the unit Use Screw Driver 2 Separate the connectors by holding their bodies and pulling them out 3 Unscrew bolts attached to Bracket and Cam Use Screw Driver All m...

Page 42: ...outlet of the products have 2 bolts each Use Screw Driver The bolts are not required to be removed 9 Ass y Bracket Motor 1 Detach the whole Ass y Blower Motor which is made up of Fan Motor Bracket Mot...

Page 43: ...Unscrew the nuts fixing the Fan by rotating them left Use Monkey Spanner 2 Unscrew the bolts fixing otor to detach if from the Motor Bracket It has 4 bolts Use Screw Driver Do not touch the Fan Its s...

Page 44: ...Wiring Diagram Q AN026JSKLKN AN035JSKLKN AN050JSKLKN AN080JSKLKN AN100JSKLKN This Document can not be used without Samsung s authorization OPTION OPTION OPTION OPTION OPTION OPTION All manuals and use...

Page 45: ...ectronics 6 2 6 Circuit Descriptions 6 1 PCB Circuit Descriptions This Document can not be used without Samsung s authorization SMPS Circuit Part Motor Load Circuit Part Comm Circuit Part All manuals...

Page 46: ...decided by TURN numbers of TRANS winding DC 15V is utilized only for CONTROL power source of BLDC MOTOR while DC12V is used for power source of CO2 sensor 5 When BLDC MOTOR faulty takes place DC 15V...

Page 47: ...age 4 No 6 PIN of CN73 is the RPM FEEDBACK POINT which delivers MOTOR rotation to MICOM If DC15V continues to be found when measuring DC15V and No 6 PIN FAN MOTOR ERROR occurs because FEEDBACK is not...

Page 48: ...urce link or communication link 2 SNUBBER Circulation NOISE of over 5V is eliminated through SAC5 0 DIODE 3 485 IC Line Driver Reeceiver HIGH LOW is determined through voltage gap between the two elec...

Page 49: ...Samsung Electronics 7 1 7 PCB Diagram 5 6 7 8 9 10 11 17 16 4 3 1 12 13 18 14 15 20 19 2 This Document can not be used without Samsung s authorization All manuals and user guides at all guides com...

Page 50: ...7 2 Samsung Electronics 5 6 7 8 9 10 11 17 16 4 3 1 12 13 18 14 15 20 19 2 This Document can not be used without Samsung s authorization All manuals and user guides at all guides com...

Page 51: ...connection part F1 F2 Communication between ventilation systems communicate with interface module V1 V2 Power supply connector for interface module F3 F4 Wired remote controller communication TB_COMM...

Page 52: ...n shed to switch from heat exchange mode to Usual Ventilation mode or vice versa Q Dust Filter Dust filter protects heat exchange element and filter supplied air Q Electric Component Box It is made up...

Page 53: ...aration shed to switch from heat exchange mode to Usual Ventilation mode or vice versa Q Dust Filter Dust filter protects heat exchange element and filter supplied air Q Electric Component Box It is m...

Page 54: ...Function Displays operation mode Displays set time Displays Away mode Displays fan speed Displays SPI Optional Displays CO2 sensor Optional Displays inspection invalid and lock Displays range hood cen...

Page 55: ...ate Schedule button Sets the timer function Set Cancel button Completes the timer function Cancels the timer function Press the button for more than 3 seconds Fan speed button Adjusts the fan speed Aw...

Page 56: ...tons select a main menu number and press the Away button to enter the sub menu setting screen Using the buttons select a sub menu number and press the Away button to enter data setting screen When you...

Page 57: ...the number of connected ERVs 0 1 0 16 EA 3 Checking the Micom code of ERV wired remote controller none 3 Micom code 4 Checking the program version information of ERV wired remote controller none 3 2...

Page 58: ...ERV View Master 3 Address of registered devices hexadecimal 5 4 1 Setting checking optional functions of ERV wired remote controller ERV wired remote controller Master Slave 0 1 0 Master 1 Slave 2 Use...

Page 59: ...Pass Auto Quiet Away SEG14 SEG18 SEG20 24 By Pass Auto Quiet Away p SEG 2 3 PAGE 1 PAGE 6 PAGE 2 PAGE 7 PAGE 3 PAGE 8 PAGE 4 PAGE 9 PAGE 5 PAGE 10 SEG 14 15 SEG 4 5 SEG 16 17 SEG 6 8 SEG 18 20 SEG 9...

Page 60: ...11 17 21 33 31 49 41 65 02 2 12 18 22 34 32 50 42 66 03 3 13 19 23 35 33 51 43 67 04 4 14 20 24 36 34 52 44 68 05 5 15 21 25 37 35 53 45 69 06 6 16 22 26 38 36 54 46 70 07 7 17 23 27 39 37 55 47 71 0...

Page 61: ...lect the number you will set on the sub menu Press the or button to select no 1 3 Press the Away button to enter the data setting stage When you enter the setting stage the current setting is displaye...

Page 62: ...s Trouble Cause Solution Remark If the product is not turned on Check electric power content and wire Fix power supply Check FUSE disconnection Replace FUSE A FUSE is provided in PBA If the remote con...

Page 63: ...ror 6 E198 Thermal fuse open error in power therminal block 7 E202 System down caused by communication error 8 E221 Outdoor temperature sensor error SHORT OPEN 9 E490 Prohibition of operation under ou...

Page 64: ...ration starts or while it is in operation Is temperature sensor connector CN41 of PCB dislocated from PCB Yes Detach the temperature sensor connector from PCB to measure resistance between the two ele...

Page 65: ...2 sensor connector CN43 of PCB dislocated from PCB Assembly the connector Yes No Is sensor connector CN101 dislocated from the sensor Does LED1 of CO2 sensor flicker once in 6 seconds Is DC12V power m...

Page 66: ...r Fan Error Check product operation No Is Motor connector CN74 of PCB dislocated from PCB Assembly connector Yes No Does Motor rotate in case of operation Is DC0V DC6V power measured from Motor PCB ch...

Page 67: ...4 Exhaust Air Fan Error Check product operation No Is Motor connector CN73 of PCB dislocated from PCB Assembly connector Yes No Does Motor rotate in case of operation Is DC0V DC6V power measured from...

Page 68: ...e communication line of MASTER PCB and connector then replace the PCB No E202 code appears when unit operation starts or while it is in operation Check display with pressing RESET KEY K3 of MASTER PCB...

Page 69: ...ed Is voltage of the 2 lines square wave of over DC 0 7V as seen in the picture below No E601 code appears when unit operation starts or while it is in operation Start retracking with pressing both Wi...

Page 70: ...EEPROM Sensor SPEC 9 4 7 EEPROM Error EEPROM Reassembly Remove short or unsoldering Replace EEPROM PBA No No Yes Yes Is EEPROM SUB PBA reassembled correctly Is any problem such as short or unsolderin...

Page 71: ...k operation Assembly the connector Yes No Check operation No Is DAMPER Motor connector of PCB CN72 dislocated from PCB Assembly the connector Yes Is DAMPER switch working PCB check or replacement E654...

Page 72: ...on of terminal block Temperature rise by screw loosening Sensor SPEC 9 4 9 Thermal Fuse Open Error in Power Therminal Block No No Is the CN140 Connector of PCB correctly connected to wire Restart afte...

Page 73: ...KN 0 1 0 3 4 0 1 1 6 4 4 3 2 1 5 4 4 0 3 0 2 0 0 8 Error Mode Option setting error Display E163 Check Method Entering incorrect ERV option or entering no ERV option at all Cause Entering incorrect ERV...

Page 74: ...ng properly Clean or replace the filter if it contains too much dust No Are outdoor air input and indoor output in good conditions 9 4 12 When indoor air smells bad or contains dust Clean or replace t...

Page 75: ...t set to Heat EX mode in case of heating Install the hood properly Replace it if it is damaged No If there is no or fault insulation do the insulation job No Is outside hood installed properly Is insu...

Page 76: ...nge Element and filter properly Is there any substance inside the Duct Are Heat Exchange Element well cleaned No Eliminate Dust or other substance No Eliminate the substance No Measure RPM and fix it...

Page 77: ...tion only technological explanation is provided Q Process The ventilator supplies outdoor air and exhaust indoor air Q Air Volume The volume is determined according to volume of supply air or exhaust...

Page 78: ...NORMAL HIGH VTL F NORMAL STANDARD G MOLD HIGH VTL FILTER H MOLD HIGH VTL J MOLD STANDARD K COMMERICIAL HIGH VTL FILTER L COMMERICIAL HIGH VTL M COMMERICIAL STANDARD T MINI HIGH VTL V ERV with DX coil...

Page 79: ...brush 5 Reassemble the dust filters and the maintenance cover O Make sure to insert the dust filters correctly If not dust may accumulate on the heat exchange element and decrease the efficiency t IB...

Page 80: ...r a brush 5 Reassemble the dust filters and the maintenance cover O Make sure to insert the dust filters correctly If not dust may accumulate on the heat exchange element and decrease the efficiency t...

Page 81: ...hange element with a nozzle of a vacuum cleaner O Take care not to attach the nozzle too close It may damage the heat exchange element 5 Reassemble the heat exchange element and the maintenance cover...

Page 82: ...4 Remove all dust and particles on the heat exchange elements with a nozzle of a vacuum cleaner O Take care not to attach the nozzle too close It may damage the heat exchange element 5 Reassemble the...

Page 83: ...places with ventilation system such as bathrooms or kitchens with hood Q How the functions can be exchanged A The unit supports manual and automatic operation which includes four function modes accor...

Page 84: ...r domestic law Samsung Electronics Co Ltd April 2015 Printed in Korea Code No AC AC 00113E_1 GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 samsungcsportal com Asia...

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