Daikin FVKS25BVMB, Service Manual

Page: 144 / 184

SiBE06-514A Indoor Unit
Removal Procedure 135
1.5 Removal of the Heat Exchanger
Procedure Warning Be sure to wait 10 minutes or more after turning off all power supplies
before disassembling work
Step Procedure Points
„
Conduct pump-down
operation and check that
gas has been purged
completely before starting
service work.
„
Mounting screw M4 × 16
1
Loosen the two screws
to remove the top
discharge grille.
2 Remove the heat
exchanger.
Warning
If refrigerant gas leaks during
service work, ventilate work
area.
(Toxic gas may be generated
when refrigerant gas contacts
with flame.)
3 Disconnect the flared
joint of liquid pipe using
two wrenches.
„
14/17 double ended wrench
4
Disconnect the flared
joint of gas pipe using
two wrenches.
„
17/23 double ended wrench
Caution
Do not contaminate any gas
(including air) other than the
specified refrigerant (R-410A)
(Contaminating of air or other
gas causes abnormal
temperature rise in
refrigerating cycle, and this
results in pipe breakage or
personal injuries.)
„
After pipes are
disconnected, close all pipe
openings with caps to
prevent dust and moisture
from entering pipes.