Stanley Black & Decker MBX138 Automobile Parts User Manual


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28 ► MAXFORCE BREAKER User Manual
RECOMMENDED TORQUE VALUES
Part Name MBX138 MBX208 MBX258 MBX308 MBX358 MBX408 MBX458 MBX608 APPLY
A
TieRodNut
¹
,
²
150kg-m
1085ftlbs
250kg-m
1808ftlbs
280kg-m
2025ftlbs
300kg-m
2170ftlbs
330kg-m
2387ftlbs
420kg-m
3038ftlbs
420kg-m
3038ftlbs
470kg-m
3400ftlbs
Kopr-
Kote™
B
Flange
Adapter
Bolt ¹
— — — —
20kg-m
145ftlbs
20kg-m
145ftlbs
20kg-m
145ftlbs
20kg-m
145ftlbs
C
ValveCover
Bolt
— — — —
35kg-m
253ftlbs
35kg-m
253ftlbs
35kg-m
253ftlbs
D
ValveHous-
ing Bolt ¹
— — — —
50kg-m
361ftlbs
50kg-m
361ftlbs
50kg-m
361ftlbs
E
Accumulator
Bolt ¹
— — —
60kg-m
434ftlbs
60kg-m
434ftlbs
60kg-m
434ftlbs
60kg-m
434ftlbs
60kg-m
434ftlbs
F
Accumulator
CoverBolt¹
— — —
30kg-m
217ftlbs
35kg-m
253ftlbs
35kg-m
253ftlbs
35kg-m
253ftlbs
35kg-m
253ftlbs
Loctite™
242
G
Accumulator
Cap&Plug
— — —
10kg-m
72ftlbs
10kg-m
72ftlbs
10kg-m
72ftlbs
10kg-m
72ftlbs
10kg-m
72ftlbs
¹Tighteninacrosspattern
²Pre-torqueto360ft.lb./488Nm
Recommended Tie Rod Torque Procedure
The torque values for TIE RODS NUTS in the above charts are
intended to be used with a torque multiplier.
The following procedure is the recommended procedure for tie
rod torque and may be tightened to the specied torque using the
following procedure (see gure A & B).
1. Threadtierodintolowernutbyhanduntilitbottomsout.Theninstall
theuppertierodnutandinstallallthewaydownuntilcontactsthetop
ofthemainaccumulator,thenholdtheuppernutfromturningandwith
awrenchturnjustthetieroduntilithasagapasshowningureB
above(0-1.5mm/0-0.059in.,topoftierodushorjustbelowtop
ofuppertierodnut).
2. Pre-torquetheuppertierodnutsto360ft.lb./488Nmusingacross
patternasshownintheillustrationattheleft.
3. Usingtheillustrationasaguide,markalineoneachnutanddesignate
itas(A).
4. Usingtheillustrationasaguide,measurethedegreesindicatedinthe
chart,forthespecicmodelbreaker,frompoint(A)topoint(B)and
makeamarknearthenut.Forexample:IfworkingwithanMBX208,
thedegreeslistedingureAforturningthenuttoachievethenal
torquearelistedas110-120.Makeamarkononepointofthenutand
designatethatpointas(A).Measure110-120degreesclockwiseof
point(A)andmakeamarknexttothenut.Designatethatpointas(B).
Turnthenutclockwiseuntilpoint(A)andpoint(B)lineup.
5. Continuethisprocedureinacrosspatternonall4nuts.
Figure A
TIERODNUT(A)
ACCUMULATOR
BOLT(E)
FLANGEADAPTER
BOLT(B)
VALVEHOUSING
BOLT(D)
VALVECOVERBOLT(C)
ACCUMULATOR
CAP&PLUG(G)
ACCUMULATOR
COVERBOLT(F)
120°
150°
Figure B
Pre Torque Setting
MBX138
MBX208
MBX258
MBX308
MBX408
MBX458
MBX608
120°-130° 110°-120° 170°-180° 170°-180°160°-170°
MBX358
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