[w124] REST - instrukcja instalacji i schemat elektryczny.pdf

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Installation instructions
Residual engine heat utilization
83. 4
Model 124 left-hand steering
(not for vehicles with stationary heater)
Procedure
All vehicles
1 Disconnect ground cable from battery.
Note:
Find out code for coded radio.
2
Remove both front foot mats.
3
Remove foot support in right front footwell.
4
Remove cover at bottom of right A-pillar.
5
Remove right bottom section of cover below
instrument panel.
6
Remove cover below instrument panel on
left (68-150).
7
Remove side paneling on left and right of
center console.
8
Remove instrument cluster.
9
Remove left side nozzle and left air hose.
a
Cover, top section
b
Cover, bottom section
c
Instrument cluster
© Daimler AG, 12.07.12, G/03/09 / ea8304pb3es00x / 83.04 - Installation instructions: Residual engine heat utilization system Model 124.1/3, LHD (except for vehicles with stationary heater)
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10
Remove cover on radio or two-way radio,
remove radio and cover on heater control.
A2
Radio
a
Cover on heater control
b
Cover on two-way radio
11 Loosen pushbutton control module
(N18, N19/1 or N22) and put down at side.
N18
Heater pushbutton control module
a
Screw
12
Screw REST time-limit relay module (N11/4)
to hole present in support plate with sheet
metal screw.
a
Support plate
N11/4
REST time-limit relay module
P83.75-0203-13
© Daimler AG, 12.07.12, G/03/09 / ea8304pb3es00x / 83.04 - Installation instructions: Residual engine heat utilization system Model 124.1/3, LHD (except for vehicles with stationary heater)
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13 Remove cover from fuse and relay box
(6 screws), loosen fuse carrier (arrow) and put
down at side.
14
Loosen relay holder and put down at side.
For this purpose press fuse and relay box
apart (arrows).
15
Clip connector for wiring harness auxiliary
fuse holder (engine residual heat utilization
system) into relay box section F.
16
Attach auxiliary fuse holder to connector in
section F and insert 16 A fuse into circuit 4.
Location of auxiliary fuse holder (F10)
16
Amperes (circuit 4)
© Daimler AG, 12.07.12, G/03/09 / ea8304pb3es00x / 83.04 - Installation instructions: Residual engine heat utilization system Model 124.1/3, LHD (except for vehicles with stationary heater)
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17
Disconnect black/pink wire or wires (with
sliding roof) from fuse 7 (output) and connect
black/red wire from auxiliary wiring harness
in their place. Connect previously
disconnected black/pink wire from auxiliary
wiring harness to 1-pin connector (X93).
X93
Tempmatic A/C terminal block
(REST)
18
Connect red wire from auxiliary wiring
harness to terminal block (X4) circuit 30.
19
Install fuse carrier and cover for fuse and
relay box.
X4
Terminal block, circuit 30, relay/fuse box
On vehicles with automatic air conditioning
items 20-23 are eliminated.
20
Disconnect connector for blower motor
preresistor group (R14, arrow) and open.
21
Remove green/blue wire from connector pin 1
and replace with plug sleeve for green wire
from auxiliary wiring harness.
22
Close connector and plug back into
preresistor group.
X76 / 1
Air volume switch connector (REST) (1-pin)
© Daimler AG, 12.07.12, G/03/09 / ea8304pb3es00x / 83.04 - Installation instructions: Residual engine heat utilization system Model 124.1/3, LHD (except for vehicles with stationary heater)
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23
Install connector housing on green/blue wire
removed and connect with round plug on
green/blue wire from auxiliary wiring harness
(connector X76/1).
X76 / 1 Air volume switch connector
(REST) (1-pin)
24
Connect brown wire from auxiliary wiring
harness to main ground point (W1).
W1
Main ground
(behind instrument cluster)
P83.75-0204-13
25
Route auxiliary wiring harness to center
console so that it cannot chafe. Tie down as
required.
26
Unclip switch mount grate. Clip in 6-pin
connector (arrow) for auxiliary wiring
harness. Attach switch (S46/3) and
reinstall switch mounting grate.
a
Auxiliary wiring harness
b
Switch mounting grate
P83.75-0200-13
© Daimler AG, 12.07.12, G/03/09 / ea8304pb3es00x / 83.04 - Installation instructions: Residual engine heat utilization system Model 124.1/3, LHD (except for vehicles with stationary heater)
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