Johnson Controls DHR18CSB21S, Service Manual

Page: 75 / 93

Service Manual
66
4. Assemble unit
Assemble the unit in the reverse
order
of
disassembly.
24k/30k:
Important: Before disassembly and assembly, make sure that the power to the system has been disconnected and
verified as voltage free.
Step Illustration Handling Instruction
1. Remove external
casing
1. Remove the top cover and handle;
2. Remove the grille, outer case, front side plate
and right side plate.
2. Remove motor
1. Remove the blade nut and then remove the
blade;
2. Remove the motor from motor support.
3. Remove compressor
1.
Reclaim
the refrigerant
from the entire system .
2. Unsolder the 4-way valve
piping
assy from
compressor;
3. Remove the
compressor mounting bolts
;
4.
Carefully remove
the compressor from chassis.