Hitachi RAS-4.0PNNBDH1 - 4.0 HP Outdoor Unit Disassembly

4.
DISASSEMBLY PROCEDURE
4.0HP(36K)
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, handle
and valve cover;
2. Remove the outer case and
right side plate.
2. Remove motor
1. Remove the blade nut and
then remove the blade;
2. Remove the motor from
motor supporter.
4. Remov
e c
ompressor
1.
Reclaim
th
e refrigerant
from
t
he entir
e system;
2.
Unsolder
t
he 4
-wa
y valve
pipi
ng assy
from
compressor;
3.
Remove the compressor
mountin
g bolts;
4.
Carefully remov
e the
compressor
from
chassis.
5. Assemble unit
Assemble the unit in the
reverse order of disassembly.
40
3.
Remove tube type
electric heater
1.. Remove the motor supporter ass
2.
Remove the fixed board and then
remove tube type electric heater.