EN
Connecting the transport refrigeration system
Frigo DC
34
9.4.3
Cable colors
9.5
Connecting components to the refrigeration and
electrical systems
!
9.5.1
Drilling feed through for cables
➤
Drill a feed through in the vehicle floor behind the row of seats (diameter and
position see fig.
h
, page 12).
9.5.2
Mounting relay bracket and preparing plug connections
Proceed as illustrated (fig.
i
, page 12):
➤
Mount the relay bracket at a suitable point on the rear interior wall.
➤
Attach the relay and fuses of the evaporator cable set to the relay bracket.
➤
Lay the connection cables for the evaporator in the loading area.
➤
Connect the evaporator cable set with the control unit cable set in accord-
ance with the circuit diagram (fig.
f
, page 11, fig.
g
, page 11 and supple-
mentary sheet).
➤
Connect the extension cable for the DC unit in accordance with the circuit
diagram (fig.
f
, page 11, fig.
g
, page 11 and supplementary sheet).
➤
After installation, cover the relay with the cover.
9.5.3
Connecting cables to the evaporator
Proceed as illustrated (fig.
j
, page 13):
➤
Route the refrigerant hoses to the evaporator.
➤
Connect the refrigerant hoses.
bk
bn
bu
lbu
gn
gy
og
pk
rd
vt
wh
ye
Black
Brown
Blue
Light
blue
Green
Gray
Orange
Pink
Red
Violet
White
Yellow
WARNING!
•
The electrical power supply may only be performed by qualified personnel
with specialist knowledge.
•
Before carrying out any work on electrically operated components, make
sure that they are disconnected from the power supply.
•
Route the refrigerant hoses and electrical connection cables according to
the flow chart (fig.
e
, page 10), schematic wiring diagrams (fig.
f
,
page 11 and fig.
g
, page 11), circuit diagram (supplementary sheet) and
installation instructions (see chapter “Instructions on handling cables and
hose lines” on page 26).
Frigo_DC-I-West.book Seite 34 Montag, 19. November 2018 12:09 12
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