TCM FB30-7 - Page 58

3. CONTROL SYSTEM
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Screwswhosetorquesarenotspeciedinthetoquechart,aretightenedtothefollowingstandardtoques:
M4 : 1.5±0.2[N-m]
M5 : 2.5±0.5[N-m]
M8 : 9.8±1[N-m]
CAUTION
If bolts or nuts for securing the controller power terminals become loose, heating will occur to cause
a burning accident. If a loose bolt or nut or heating is found, polish the said part with a sand paper and
retighten. In addition, a poor connection of the connectors will hamper normal operation. Remove dust
or corrosion of the connectors and insert and remove them a few times. Furthermore, check lead wires
for breakage and terminals for deformation.
*1Shapeofheat-dissipationinsulationsheet(whenttedtothemachine.)
Symbol Position Truck model
1-ton model 2 and 3-ton model
 TMP upperside Shortandnarrow Shortandnarrow
lower side Short and wide Short and wide
 TMDW upperside Shortandwide Longandwide
lower side Short and wide Long and wide
 TMDU upperside Shortandwide Longandwide
lower side Short and wide Long and wide
 TMDV upperside Shortandwide Longandwide
lower side Short and narrow Long and narrow
Where to tighten
Symbol Truck Model
Screw Torque
Remarks
Part name Item size (N-m)
ShuntR Fixed SH Common MBP20A10MJN M4 1.5±0.2
 Terminal    M4 1.3±0.2
Terminal Fixed +,DU,DV,DW Common 1P-M8X40-M M8 12±1
 Terminal PA,CH,Fterminal   M8 9.8±1
Terminal Fixed - Common 1P-M8X36X8 M8 12±1
 Terminal    M8 9.8±1
Hex.stud Fixed +,PB Common N55F42440 M8 9.8±1
 Terminal    M8 9.8±1