Honda Civic Service Manual page 813

Heating and Air Gonditioning
a
1 .
Evaporator Core Replacement
Recover the refrigerant with a recovery/recycling/
charging station (see page 21-53).
Remove the bolt, then disconnect the suction line
(A) and the receiver line (B)from the evaporator
core.
6 x 1 0 m m
9.8 N.m (1.0 kgt.m, 7.2lbf.ft)
Remove the blower unit (see page 21-39).
Remove the self-tapping screws and the expansion
valve cover.
21-42
5. Carefully pull out the evaporator core without
bending the pipes.
Installthe core in the reverse order of removal, and
note these items.
. lfyou're installing a new evaporator core, add
r e f r i g e r a n t o i l ( K E l H l N S P - ] 0 ) ( s e e p a g e 2 1 - 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 .
. 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
absorotion.
. Do not spill the refrigerant oil on the vehicle; it
may damage the paint. lf the refrigerant oil
contacts the paint, wash it off immediately.
. Charge the system (see page 21-55).
6 .