Daikin FTKS20CVMB(9) Service Manual page 223

Outdoor Unit / RK(X)H-C, ARK(X)H-C, R(Y)N-C
Step
Warning
If the refrigerant gas
leaks during work,
ventilate the room. (In
case the refrigerant
gas is exposed to fire,
it will cause toxic
gas.)
Caution
Be careful not to get
burned by the four
way valve and the
pipes heated by the
gas welding machine.
Caution
From the point of view
of environmental
protection, do not
release the refrigerant
gas to the atmosphere
in repairing the
refrigerant circulating
system, but always
collect it with use of a
collecting device.
214
Procedure
SiENBE04-512A
Points
NOTE:
Never use a metal cutting saw
for cutting off the pipe. It
produces metallic sawdust that
may enter the pipe.
Caution
From the point of view of
environmental protection, be
sure to use a vacuum pump
for air purging.
Removal Procedure