Drive Belt Auto-Tensioner Inspection - Honda EP3 Service Manual

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Drive Belt Auto-tensioner Inspection
1 .
Check whether there is a change in the position of
the auto-tensioner indicator before starting the
engine and after starting the engine. lf there is a
c h a n g e i n t h e p o s i t i o n , r e p l a c e t h e a u t o - t e n s i o n e r .
3 .
C h e c k f o r a b n o r m a l n o i s e f r o m t h e t e n s i o n e r p u l l e y .
l f a b n o r m a l n o i s e i s h e a r d , r e p l a c e t h e t e n s i o n e r
p u l l e y .
Remove the drive belt (see page 4-26).
lMove the auto-tensioner within its limit with the
belt tension release tool in the direction shown.
Check that the tensioner moves smoothly and
without any abnormal noise. lf the tensioner does
not move smoothly or there is abnormal noise,
replace the auto-tensioner.
7 .
8 .
Remove the auto-tensioner (see page 4-28).
I n s t a l l t h e t e n s i o n e r p u l l e y .
Clamp the auto-tensioner (A) by using two 8 mm
bolts (B) and a vise (C) as shown. Do not clamp the
auto-tensioner itself .
Set the torque wrench (D) on the pulley bolt.
Align the indicator {E) on the tensioner base with
c e n t e r m a r k ( F ) o n t h e t e n s i o n e r a r m b y u s i n g t h e
torque wrench, and measure the torque. lf the
torque value is out of specification, replace the
auto-tensioner,
NOTE; lf the indicator exceeds the center mark,
recheck the torque.
Auto-tensioner spring torque:
26.5-36.3 N.m 12.7-3.7 kg.m, 19.5-26.8lbt.ft)
9 .
4-27