Honda Civic Service Manual page 1469

A/G GomPressor Belt
Adjustment
Detlection Method
'1. Apply a force of 98 N (10 kgf, 22 lbf), and measure
the deflection between the A,/C compressor and the
crankshaft PulleY
A/C ComPressor Belt
Used Belt: 816A2 engine
6.0 - 9.5 mm 10 2'l - 0.37 inl
Except 816A2 engine
7.5 - 9.5 mm (0.30 - 0.37 in)
New Belt: 816A2 engine
4 . 5 - 6 5 m m ( 0 . 1 8 - 0 . 2 6 i n )
Except 815A2 engine
5 . 0 - 5 5 m m ( 0 . 2 0 - 0 . 2 6 i n l
Note these items when adjusting belt tens'on:
.
lf there are cracks or any damage evident on the
belt, replace it with a new one.
.
"Used belt" means a belt which has been used
for five minutes or more.
.
"New belt" means a belt which has been used
tor less than five minutes.
2.
Loosen, the center nut ofthe idler pulley (SANDEN), or
the pivot bolt of the idler pulley bracket and the lock
nut ofthe adjusting bolt (DENSO).
3. Turn the adjusting bolt to get proper belt tension'
4.
Retighten the center nut of the idler pulley (SANDEN),
or the pivot bolt of the idler pulley bracket and the lock
nut of the adjusting bolt (DENSO).
5.
Recheck the deflection of the A,/C compressor belt'
Tension Gauge Method
1. Attach the special tool to the IVC compressor belt as
shown below, and measure the tension of the belt
A/C Compressor Belt
Used Belt: 816A2 engine
390 - 540 N (40 - 55 kgf, 88 - 120 lbll
Except 816A2 engine
340 - 490 N (35 - 50 ksf, 77 - 110 lbfl
New Belt: B16A2 engine
?40 - 880 N {75 - 90 ksf' 170 - 200 lbf)
Except Bl642 engine
690 - 830 N (70 - 85 ksf, 150 - 190 lbf)
Note these items when adjusting belt tension:
. F o l l o w t h e m a n u f a c t u r e r ' s i n s t r u c t i o n s f o r t h e
belt tension gauge.
. lf there are cracks or any damage evident on the
belt, rePlace it with a new one.
.
"Used belt" means a belt which has been used
for five minutes or more.
.
"New belt" means a belt which has been used
for less than five minutes
2
Loosen the center nut of the idler pulley (SANDEN)' or
the pivot bolt of the idler pulley bracket and the lock
nut of the adjusting bolt (DENSO).
3. Turn the adjusting bolt to get proper belt tension
4.
Retighten the center nut of the idler pulley (SANDEN),
or the pivot bolt of the idler pulley bracket and the lock
nut of the adjusting bolt (DENSO)
5.
Recheck the tension of the A/C compressor belt'
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