Compressorreplacement - Honda Civic Service Manual

Compressor Replacement
1 . l f t h e c o m p r e s s o r i s m a r g i n a l l y o p e r a b l e , r u n t h e
engine at idle speed, and let the air conditioning
work for a few minutes, then shut the engine off.
2. Make sure you have the anti-theft code for the radio,
then write down the frequencies for the radio's
preset buttons.
3. Disconnect the negative cable from the battery.
4. Recover the refrigerant with a recovery/recycling/
charging station (see page 21-53).
5. Remove the alternator (see page 4-29).
6. Remove the Ay'C condenser fan assembly (see page
1 0 - 1 0 ) .
7. Disconnectthe compressor clutch connector (A),
remove the bolts, then disconnect the suction line
( B ) a n d t h e d i s c h a r g e l i n e ( C ) f r o m t h e c o m p r e s s o r .
Plug or cap the lines immediately after
disconnecting them to avoid moisture and dust
contamination.
6 x '1.0 mm
9.8 N.m
11.0 kgt.m,
7.2 tbl.ttl
u1/
(
o
8. Remove the mounting bolts and the compressor.
8 x 1 . 2 5 m m
22 N.m 12.2 kgf.m.
9 . I n s t a l l t h e c o m p r e s s o r i n t h e r e v e r s e o r d e r o f
removal, and note these items:
. Before installing the new compressor, check for
m e t a l o r o t h e r c o n t a m i n a t i o n i n t h e l i n e . R e p l a c e
any contaminated parts.
. lf you're installing a newcompressor, you must
calculate the amount of refrigerant oil to be
removed from it (see page 21-6).
. Replace the O-rings with new ones at each fitting,
and apply a thin coat of refrigerant oil before
installing them. Be sure to use the correct O-rings
f o r H F C - 1 3 4 a { R - 1 3 4 a ) t o a v o i d l e a k a g e ,
. U s e r e f r i g e r a n t o i l ( K E l H l N S P - ' 1 0 ) f o r H F C - 1 3 4 a
K E I H I N s p i r a l t y p e c o m p r e s s o r o n l y .
. To avoid contaminatlon, do not return the oilto
the container once dispensed, and never mix it
with other refrigerant oils.
. l m m e d i a t e l y a f t e r u s i n g t h e o i l , r e i n s t a l l t h e c a p
on the container, and seal it to avoid moisture
absorption.
. Do not spill the refrigerant oil on the vehicle; it
may damage the paint. lf the refrlgerant oil
contacts the paint, wash it off immediately.
. Charge the system (see page 21-55).
. D o t h e e n g i n e c o n t r o l m o d u l e ( E C M ) i d l e l e a r n
p r o c e d u r e ( s e e p a g e 1 1 - ' 1 3 9 ) .
. Enter the antitheft code for the radio, then enter
the customer's radio station presets.
21-47