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Lefty MAX 140 Travel Management, service

Lefty MAX 140 Travel management, service


THE FOLLOWING SERVICE SHOULD BE PERFORMED AFTER EVERY 40-80 HOURS OF RIDING, OR AT LEAST ONCE A YEAR. THE INSTRUCTIONS ARE FOR ADVANCED MECHANICS . THEY DO NOT REPLACE THE PARTICIPATION AT TECH SEMINARS.


Identification


24 mm socket 17mm long socket Dental tool 2 mm allen key Shimano BB tool 9 mm open 19 mm open IFP setting tool (internal floating piston)


Always check Shock boot Filter boot Filter Make sure the filter Is clean and lubed! (doesn‘t need to be Taken off!)


Remove rebound dial with 2 mm allen key


unhook clip

Remove blue dial


Use Shimano BB tool to undo upper collar


Remove both split rings


Loosen pre-load lock rings


Unscrew top cap from damping shaft with 19mm and 9 mm (flats on shaft) open wrench


If needed, the rebound and TM dial assembly can be taken Appart and cleaned! Take care not to lose ball/spring TM dial TM dial clutch

Rebound dial


Pull rubber and white plastic spacer from shaft



Remove valve cap

Release air from SPV chamber


Unscrew lower plug with 24 mm socket


Pull lower plug and bladder from lower leg

Drain oil into wais oil container


Pull tuning spindle (3mm hex) from damping shaft


Unthread oil plug body with long 17 mm socket


Rebound shaft

Travel management body

TM body holds IFP inside

SPV valve


turning tuning spindle (3mm hex) activates TM, pushing it Adjusts rebound


How does TM work?

What does the IFP do?

When blue TM dial is turned, a port Is shut and captures oil inside the TM Body, which reduces the total stroke.

air

oil

Air above IFP functions as top out for 100mm position

Rebound shaft

Travel management body


Carefully remove IFP from Travel Management body (don‘t damage the Surface!)


Remove both quad rings, clean piston And replace quad rings with new ones.


Remove all O-rings from Travel Management body, Clean body and renew all O-rings!


Slide IFP over reBound shaft! Respect position!

Position IFP setting Tool between IFP and Outside collar of reBound shaft (not Inside!)


Slide Travel management Body over fixed IFP. Don‘t Damage seals!

(sorry, this o-ring should not Be missing!!!)


When Travel management body is Fully over rebound shaft (both Grooves must be visable!) remove IFP setting tool.


To check if IFP Setting is correct, Push TM body Down and release Suddenly! Body should bounce Back as shown in Pictures!


Insert rebound shaft with TM body And SPV valve. Tighten top cap With long 17 mm socket!


Fill telescope with oil from Bottom, while pulling rebound Shaft up and down to bleed System. Use 155 ccl in total.


If SPV volume Adjust looks like this, thread back in untill it looks like picture at bottom! Before reinstalling.


Make sure to remove O-rings, clean parts And renew O-rings Before re-assembling.


Make sure SPV lung is fully expanded before returning into telescope


tighten lower plug with 24 mm socket


Inflate SPV Air chamber to the Recommended Pressure. Min 30 PSI Max 100 PSI


return rubber and white plastic spacer to shaft


white spacer (large) over TM body (only for green and blue spring nec.)


Return well greased Spring.


thread top cap onto damping shaft with 19mm and 9 mm (flats on shaft) open wrench


pre-load spring at least 2 turns, max 8 turns And fix with counter ring


Reset telescope By pulling outer Steerer up hard a Few times until Overall fork length Of max. 728 mm As in following pictures is measured. (should be checked /done after every 10-20 Hours of riding)


This is where and how much The tlescope should measure After the reset!


insert both split rings


Use Shimano BB tool to tighten upper collar


engage clip

position blue dial


mount rebound dial with 2 mm allen key


DONE!