Husqvarna SM 610 2006 Workshop Manual page 170

B R A K E S
F lu id c h a n g e
T he b ra ke flu id s h o u ld be ch ecked a nd ch an ge d in a cco rd a nce w ith the
P erio d ic M a in te n a n ce C h art (pa g es B .......) or w h en e ver it is con tam in ate d w ith
d irt o r w a te r. D o n t ch an ge th e flu id in the rain o r w he n a stro ng w in d is
blow in g .
C A U T IO N !
* U se o n ly b ra ke flu id fro m a se a led co nta ine r (D O T 4). N eve r u se o ld b ra ke
fluid .
* N e ve r a llo w co n ta m ina n ts (d irt, w ate r, e tc.) to e n te r th e b ra ke flu id reservo ir.
* D o n t le a ve th e re se rvoir ca p o ff a n y len gth o f tim e to avo id m oistu re
co nta m in a tio n o f th e fluid.
* H a n d le b ra ke flu id w ith ca re b ecau se it ca n da m ag e pa in t.
* D o n t m ix tw o typ e s o f flu id fo r u se in th e b rake. T h is lo w e rs the b rake flu id
b oilin g p o in t a n d co u ld ca use th e b rake to b e in e ffe ctive. It m a y also ca use th e
ru bb e r b ra ke p a rt to d e te rio ra te.
T o re p la ce th e flu id , p ro cee d as follow s:
- R e m o ve th e ru b b e r ca p on th e blee din g valve (1 ) or (1A ).
- A tta ch a cle a r p la stic h ose to the b lee din g va lve on the b rake ca lip er an d tu rn
the o th e r e n d o f th e h ose into a co n tain er.
- R e m o ve flu id re se rvo ir cap (2) o r (2A ) an d th e ru b be r.
- Loo se n b le e d in g va lve o n the bra ke calipe r.
- P u m p w ith b ra ke le ve r (3 ) o r b ra ke p ed al (3 A ) in ord er to p ush b ra ke flu id ou t
o f lin e .
- C lo se th e b le e d in g va lve an d fill the re servo ir w ith fresh b rake flu id.
- O p e n th e b le e d in g valve, ap ply th e bra ke usin g th e b ra ke le ver or pe da l,
close th e b le e d in g va lve w ith th e b rake le ve r o r pe da l ap plied a nd the n qu ickly
re le a se th e le ve r o r p ed al.
- R e p e a t th is o p e ra tio n un til th e bra ke line is fille d an d cle ar fluid sta rts co m in g
o ut o f th e p la stic h o se : n o w close the b lee d ing va lve .
- R e sto re th e b ra ke fluid le vel (A ) o r (B ) the n re a sse m ble th e ru bb e r an d th e
flu id re se rvo ir ca p .
A fter th e b ra ke flu id rep la cem e nt, it is ne cessa ry to op era te th e b rak in g system
b lee d in g .
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