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direction until the rocking motion is eliminated. Tighten the nut when the exercise bike is level. 

10. Connect external wires. 

 

 

 

 

Pre-operation check! 

 Ensure that all screws are tight. 

 Ensure that the upright exercise bike is properly leveled and stable. 

 Ensure that the leveler nuts are tight. 

 Read the entire operation manual before using the upright exercise bike. 

 

 

 

 

 

 

 

i: BROADCAST SUPPLY INPUT(COAXIAL) 

j: HDMI CABLE INPUT 

k: FITNESS NETWORK: RS-232(optional) 

l: 12V POWER 

Summary of Contents for S25U

Page 1: ...S25U Upright Bike Customer Support Services Service manual ...

Page 2: ... 2 General Contents 1 Introduction 2 Component identification 3 Parts manual 4 Assembly instructions ...

Page 3: ...fication listing and the step by step assembly procedures have been assembled to make the set up of the STEX upright exercise bike as quickly and easy as possible If you have any problem If you have any problem for STEX exercise new bikes please contact our sales dealer or our service center by phone or E mail In order to speed our response to your particular situation please have the following in...

Page 4: ... 1 Description No Parts Parts No Q TY Remark 1 Leveling foot 301002 4 ea 2 Moving wheel 301003 2 ea 3 Hex head 300034 2 ea M10 x 45L 4 Nut Nylon Insert lock 300024 2 ea M10 5 Pl_Footcap support 0001 301004 2 ea 6 Machine pan head 300040 4 ea M5 x 12L SEMS ...

Page 5: ... Remark 1 Ass y Crank housing 301006 1 ea 2 Ball bearing 300157 2 ea 6205ZZ 3 Ass y Crank shaft 301007 1 ea 4 Snapring 300152 1 ea Shaft 25 5 Mold_Crank pulley 301009 1 ea 6 PL_Crank shaft 301010 1 ea 7 Hex Socket head 300089 3 ea M6 x 15L SEMS 8 Hex Socket head 300082 3 ea M8 x 20L SEMS ...

Page 6: ...012 1 ea 4 Roller Idler 0001 32M2 MS031 1 ea 5 Ball bearing 300160 1 ea 6203ZZ 6 Bush_Idler 0001 32M2 MS041 1 ea 7 Snapring 300146 1 ea Shaft 40 8 Socket Flat head 300123 1 ea M8 x 35L 9 Washer Flat 300011 1 ea M10 10 Nut Nylon Insert lock 300023 1 ea M8 11 Bush Idler 0002 301013 3 ea 12 Flat head 300067 3 ea M5 x 16L 13 Poly V Belt 301015 1 ea 380J 14 Spring Idler 301014 1 ea ...

Page 7: ...ard assembly 4 S25U Series 3 4 Description No Parts Parts No Q TY Remark 1 BRK_Power board 301016 1 ea 2 Power board 201006 1 ea 3 Machine pan head 300057 4 ea M4 x 8L SEMS 4 Machine pan head 300040 2 ea M5 x 12L SEMS ...

Page 8: ...55 1 ea 3 Rubber cylinder cap 301058 1 ea 4 Ass y seat supp Frame up 201121 1 ea 5 Rod up_down control Mold hand grip 301052 301053 1 ea 1 ea 6 Insert pin 301054 1 ea 7 Snapring 300144 1 ea Shaft 3 8 Spring cylinder top 301057 1 ea 9 Set screw 300132 4 ea M8 x 6L 10 Cushion seat 201027 1 ea 11 Hex Socket head 300093 1 ea M8 x 20L SEMS ...

Page 9: ...9 3 6 Mold sub cover assembly 6 S25U Series 3 6 Description No Parts Parts No Q TY Remark 1 Ass y Mold Sub cover L 201116 1 ea 2 Ass y Mold Sub cover R 201115 1 ea 3 Tapping pan head 300071 4 ea M5 x 10L ...

Page 10: ...No Parts Parts No Q TY Remark 1 Mold Foot cover 301024 1 ea 2 Machine pan head 300040 2 ea M5 x 12L SEMS 3 Mold Foot cover 301024 1 ea 4 Machine pan head 300040 2 ea M5 x 12L SEMS 5 Rubber Footcover cap 301005 2 ea 6 Machine pan head 300040 2 ea M5 x 12L SEMS ...

Page 11: ...on No Parts Parts No Q TY Remark 1 Ass y_U Main cover L 201010 1 ea 2 Ass y_U Main cover R 201007 1 ea 3 Mold Main cover cap 301037 1 ea 4 Ass y Ext Input board 201013 1 ea 5 Machine pan head 300040 4 ea M5 x 12L SEMS 6 Tapping pan head 300071 9 ea M5 x 10L ...

Page 12: ...ries 3 9 Description No Parts Parts No Q TY Remark 1 PL Crank connector 301050 2 ea 2 Crank Arm L 201128 1 ea 3 Crank Arm R 201127 1 ea 4 Crank pedals 301049 2 ea 5 Washer Flat 300010 2 ea M8 6 Hex Socket head 300103 2 ea M8 x 25L CM ...

Page 13: ...st Track bottom 301061 1 ea 2 Machine pan head 300065 2 ea M5 x 12L SEMS 3 Ass y Front handle UP 0001 201029 1 ea 4 Hex Socket head 300089 4 ea M6 x 15L SEMS 5 Mold_ Fast Track top 301079 1 ea 6 Machine pan head 300065 4 ea M5 x 12L SEMS 7 Cup holder 301107 1 ea 8 Machine pan head 300065 1 ea M5 x 12L SEMS ...

Page 14: ...ries 3 11 Description No Parts Parts No Q TY Remark 1 Ass y Display conlsole S25U S25UX S25UXi 201033 201035 201114 1 set 2 Machine pan head 300065 5 ea M5 x 12L SEMS 3 Mold_ Console rear cover 301106 1 ea 4 Tapping pan head 300071 4 ea M5 x 10L ...

Page 15: ...01066 1 ea 5 BRK Front board 301103 1 ea 6 Front board 201044 1 ea 7 Machine pan head 300057 2 ea M4 x8L SEMS 8 Machine pan head 300040 2 ea M5 x 12L SEMS 9 Tapping pan head 300071 2 ea M5 x 10L 10 Mold_ Console middle cover 301104 1 ea 11 BRK Comm board 301105 1 ea 12 Communication board 201047 1 ea 13 Machine pan head 300051 2 ea M4 x 8L SEMS 14 Tapping truss head 300080 2 ea M4 x 8L 15 Machine ...

Page 16: ...301629 1 ea 9 15 LCD Guide panel 300328 1 ea Acryl 10 Ass y LCD Panel BRK 300487 1 ea 11 Machine pan head 300042 4 ea M3 x 6L SEMS 12 LCD Inverter board 300335 1 ea 13 Interface board 201040 1 ea 14 Joint board 201041 1 ea 15 Scaler board 300333 1 ea 16 Machine pan head 300042 14 ea M3 x 6L SEMS 17 Tapping truss head 300080 8 ea M4 x 8L 18 BRK Comm board 301105 1 ea 19 Communication board 201047 1...

Page 17: ... 9 15 Touch Panel 300329 1 ea 10 Ass y LCD Panel BRK 300487 1 ea 11 Machine pan head 300042 4 ea M3 x 6L SEMS 12 LCD Inverter board 300335 1 ea 13 Interface board 201040 1 ea 14 Joint board 201041 1 ea 15 Scaler board 300333 1 ea 16 Touch screen board 200087 1 ea 17 Machine pan head 300042 18 ea M3 x 6L SEMS 18 Tapping truss head 300080 8 ea M4 x 8L 19 BRK Comm board 301105 1 ea 20 Communication b...

Page 18: ... 18 3 15 Circuit Diagram S25U ...

Page 19: ...re_D006 301089 1 ea 8 Fast track board 201032 1 ea Rev C 9 Membrane Fast track 301080 1 ea 10 Wire_H001 301064 2 ea 11 Touch HR Sensor 301067 8 ea 12 Wire_D005 301088 1 ea 13 Comm board 201047 1 ea Rev 01 14 Wire_D003 301043 1 ea 15 EXT Input board 201015 1 ea Rev 02 16 Wire_P005 301020 1 ea 17 Wire_P001 301017 1 ea 18 Power board 201006 1 ea Rev 06 19 Wire_P003 301018 1 ea 20 Wire_P004 301019 1 e...

Page 20: ... 20 3 16 Circuit Diagram S25UX ...

Page 21: ...15 Wire_S003 301096 1 ea 16 Wire_S006 301098 1 ea 17 Scaler board 300333 1 ea 18 Wire_S001 301095 1 ea 19 HDMI Cable 1 5m 301044 1 ea 20 Wire_S004 301097 1 ea 21 Wire_S007 301099 1 ea 22 Wire_S009 301099 1 ea 23 LCD Inverter board 300335 1 ea 24 15 LCD Panel 301629 1 ea 25 Wire_S008 301100 1 ea 26 Fast track board 201032 1 ea Rev C 27 Membrane Fast track 301080 1 ea 28 Wire_H001 301064 2 ea 29 Tou...

Page 22: ... 22 3 17 Circuit Diagram S25UXi ...

Page 23: ... ea 17 Scaler board 300333 1 ea 18 Wire_S001 301095 1 ea 19 HDMI Cable 1 5m 301044 1 ea 20 Wire_S004 301097 1 ea 21 Wire_S007 301099 1 ea 22 Wire_S009 301099 1 ea 23 LCD Inverter board 300335 1 ea 24 15 LCD Panel 301629 1 ea 25 Wire_S008 301100 1 ea 26 Fast track board 201032 1 ea Rev C 27 Membrane Fast track 301080 1 ea 28 Wire_H001 301064 2 ea 29 Touch HR Sensor 301067 8 ea 30 EXT Input board 20...

Page 24: ...elivery prior to setting the machine If any parts are missing contact STEX Sales dealer or our service center at the number listed in the operation manual Save the shipping cartons in case of return DO keep the exercise bike indoors away from moisture or in areas of high humidity and dust DO NOT operate exercise bike if it has been dropped damaged or even partially immersed in water Contact STEX S...

Page 25: ...ket head SEMS M6 15L 4 7 Fast track_top cover 1 8 Pan head screw SEMS M5 12L 4 9 Display console_N 1 9 Display console_X 1 9 Display console_X touch 1 10 Pan head screw SEMS M5 12L 5 11 Display console rear cover 1 12 Tapping screw_pan head M5 10L 4 13 Seat 1 14 Hexagon socket head SEMS M8 20L 3 15 Accessory tray holder 1 16 Pan head screw SEMS M5 12L 1 Tools required for assembly 5mm T wrench Scr...

Page 26: ...AY CONSOLE SUPPORT COLUMN 1 3 Slide the DISPLAY CONSOLE SUPPORT COLUMN over the front part of a base frame as shown Secure the DISPLAY CONSOLE SUPPORT COLUMN using four M6 20mm SCREWS 2 4 Close the FRONT CAP of the base frame 3 Secure the FAST TRACK_BOTTOM COVER 3 1 Position the FAST TRACK_BOTTOM COVER 3 as shown 2 Secure the FAST TRACK_BOTTOM COVER using two M5 12mm SCREWS 4 Note Be careful not t...

Page 27: ...tive locations in the back of the FAST TRACK_TOP COVER 4 Secure the FAST TRACK_TOP COVER using four M5 12mm SCREWS 8 Note Be careful not to pinch wires 6 Secure the DISPLAY CONSOLE 9 1 Position the DISPLAY CONSOLE 9 as shown 2 Connect the HEART RATE CABLE a and FAST TRACK CABLE b the MAIN CONSOLE CABLE d and RS 232 CABLE e optional leading from the upper DISPLAY CONSOLE SUPPORT COLUMN to their res...

Page 28: ...OLDER 15 1 Position the CUP HOLDER 15 as shown 2 Secure the CUP HOLDER using one M5 12mm SCREW 16 Note Do not overtighten the SCREW 9 Turn a leveler 1 Place the exercise bike in its intended location for use 2 Check the stability of the bike If the exercise bike is not level turn a leveler in the front rear foot pipe in either direction until the rocking motion is eliminated Tighten the nut when t...

Page 29: ... 29 10 Connect external wires f FITNESS NETWORK RS 232 optional g 12V POWER ...

Page 30: ...SPLAY CONSOLE SUPPORT COLUMN 1 3 Slide the DISPLAY CONSOLE SUPPORT COLUMN over the front part of a base frame as shown Secure the DISPLAY CONSOLE SUPPORT COLUMN using four M6 20mm SCREWS 2 4 Close the FRONT CAP of the base frame 3 Secure the FAST TRACK_BOTTOM COVER 3 1 Position the FAST TRACK_BOTTOM COVER 3 as shown 2 Secure the FAST TRACK_BOTTOM COVER using two M5 12mm SCREWS 4 Note Be careful no...

Page 31: ... from the front HANDLEBAR to their respective locations in the back of the FAST TRACK_TOP COVER 4 Secure the FAST TRACK_TOP COVER using four M5 12mm SCREWS 8 Note Be careful not to pinch wires 6 Secure the DISPLAY CONSOLE 9 1 Position the DISPLAY CONSOLE 9 as shown 2 Connect the HEART RATE CABLE a and FAST TRACK CABLE b the MAIN CONSOLE CABLE d RS 232 CABLE e optional the POWER CABLE f the HDMI CA...

Page 32: ...2 Secure the SEAT using three M8 20mm SCREWS 13 Note Tighten the SCREWS securely 8 Attach the CUP HOLDER 15 1 Position the CUP HOLDER 15 as shown 2 Secure the CUP HOLDER using one M5 12mm SCREW 16 Note Do not overtighten the SCREW 9 Turn a leveler Place the exercise bike in its intended location for use Check the stability of the bike If the exercise bike is not level turn a leveler in the front r...

Page 33: ...re operation check Ensure that all screws are tight Ensure that the upright exercise bike is properly leveled and stable Ensure that the leveler nuts are tight Read the entire operation manual before using the upright exercise bike i BROADCAST SUPPLY INPUT COAXIAL j HDMI CABLE INPUT k FITNESS NETWORK RS 232 optional l 12V POWER ...

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