Hitachi RAS-4.0TNESNH1 - Disassembly and Assembly Procedures; Outdoor Unit Component Service

4
4
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D
D
I
I
S
S
A
A
S
S
S
S
E
E
M
M
B
B
L
L
Y
Y
A
A
N
N
D
D
A
A
S
S
S
S
E
E
M
M
B
B
L
L
Y
Y
F
F
O
O
R
R
C
C
O
O
M
M
P
P
R
R
E
E
S
S
S
S
O
O
R
R
A
A
N
N
D
D
M
M
O
O
T
T
O
O
R
R
Outdoor unit
The special tools for compressor & motor disassembly and assembly：
Tool
1
Hexagon Screwdriver
2
Hexagon Socket
Outdoor unit
1.0/1.5/2.0/3.0HP
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
external 1.Remove
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
3.Remove compressor
1.Reclaim the refr
igerant
from the entire system.
2.Unsolder the 4-way
valve piping a
ssy from
compressor;
3.Remove the
compressor mounting
bolts by using hexagon
socket;
4.Carefully remove the
compressor from
chassis.
4.Assemble unit
Assemble the unit in the
reverse order of
disassembly.
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