Remove/install the air conditioning's condenser unit (roof equipment)

AR83.50-A-5100B

Remove/install the air conditioning's condenser unit (roof equipment)

06.06.2019

Model

690.34/63/64, 903.66/67

with code HH6 (Air conditioning, roof equipment)

except code H08 (Roof-mounted air conditioning system, reinforced)

Model

904.66

with code HK1 (Regulated air conditioning, roof equipment)

except code H08 (Roof-mounted air conditioning system, reinforced)

1

Condenser unit

2

Nut

3

Washer

4

Threaded connection

5

Threaded connection



Remove

 Danger

Risk of death caused by falling from vehicle roof. Risk of injury to other persons caused by falling objects during work in roof area.

Model 690.34/63/64, 903.66 (except 903.662), 903.67
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
Model 904.66
with code HK1 (Regulated air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)

AS65.00-Z-0002-01A

 Danger

Risk of explosion caused by welding or soldering work on closed air conditioning system. Risk of poisoning caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with liquid refrigerant.

Never perform welding work on or near a closed air conditioning system. No smoking or open flames. Wear safety glasses and protective gloves. Work only in well ventilated areas. Carry out repair work on the air conditioning system circuit only after the system has been drained.

AS83.00-Z-0001-01A

Topical note

Protect air conditioning circuit and components from moisture when carrying out repair work

Model 690.34/63/64, 903.66 (except 903.662), 903.67
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
Model 904.66
with code HK1 (Regulated air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)

AH83.30-N-0005-01A

1

Detach trim of condenser unit (1) on roof

AR83.50-A-5000B

2

Drain air conditioning system

AR83.30-A-1780B

3

Unscrew threaded connections (4, 5)



Compressor oils (specification 362.0)

BB00.40-P-0362-00A

 Installation: Install new sealing rings. Coat sealing rings with compressor oil before installation.

 Refrigerant line, refrigerant compressor/condenser, in condenser

*BA83.50-N-1011-01B

 Refrigerant line, filter drier/evaporator unit in condenser

*BA83.50-N-1010-01B

4

Unscrew nuts (2) and remove washer (3)

 Mounting nut of condenser unit on vehicle roof

*BA83.50-N-1012-01B

 Torque wrench

*000589642100

5

Remove sealing material from contact surfaces under condenser unit (1) with a knife

6

Remove condenser unit (1)

 Installation: Avoid any loss of compressor oil in the air conditioning system. Replace any compressor oil that may have escaped.

7

Remove washers from contact surfaces below condenser unit (1)

8

Remove residue of sealant leaving a 2 mm thick layer

 Installation: Apply new layer of sealing material to contact surfaces.

Terostat 8590

*BR00.45-Z-1041-02A

9

Install in the reverse order

10

Replace air conditioning system filter drier

AR83.50-A-5090B

 Rear air conditioning

Number

Designation

Model 690.34
with code H06 (Air-conditioning system)
with code HH6 (Air conditioning, roof equipment)

Model 690.63/64
with code HH6 (Air conditioning, roof equipment)
Model 903.66
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
Model 903.671/673
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
except code HH7 (Roof-mounted air conditioning system, basic)
Model 903.672
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
except code HK2 (Air conditioning in rear with underfloor condenser)

BA83.50-N-1010-01B

Refrigerant line, filter drier/evaporator unit in condenser

Nm

35

35

 Rear air conditioning

Number

Designation

Model 904
with code HK1 (Regulated air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)

BA83.50-N-1010-01B

Refrigerant line, filter drier/evaporator unit in condenser

Nm

35

 Rear air conditioning

Number

Designation

Model 690.34
with code H06 (Air-conditioning system)
with code HH6 (Air conditioning, roof equipment)

Model 690.63/64
with code HH6 (Air conditioning, roof equipment)
Model 903.66
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
Model 903.671/673
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
except code HH7 (Roof-mounted air conditioning system, basic)
Model 903.672
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
except code HK2 (Air conditioning in rear with underfloor condenser)

BA83.50-N-1011-01B

Refrigerant line, refrigerant compressor/condenser, in condenser

Nm

35

35

 Rear air conditioning

Number

Designation

Model 904
with code HK1 (Regulated air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)

BA83.50-N-1011-01B

Refrigerant line, refrigerant compressor/condenser, in condenser

Nm

35

 Rear air conditioning

Number

Designation

Model 690.34
with code H06 (Air-conditioning system)
with code HH6 (Air conditioning, roof equipment)

Model 690.63/64
with code HH6 (Air conditioning, roof equipment)
Model 903.66
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
Model 903.671/673
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
except code HH7 (Roof-mounted air conditioning system, basic)
Model 903.672
with code HH6 (Air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)
except code HK2 (Air conditioning in rear with underfloor condenser)

BA83.50-N-1012-01B

Mounting nut of condenser unit on vehicle roof

Nm

28

28

 Rear air conditioning

Number

Designation

Model 904
with code HK1 (Regulated air conditioning, roof equipment)
except code H08 (Roof-mounted air conditioning system, reinforced)

BA83.50-N-1012-01B

Mounting nut of condenser unit on vehicle roof

Nm

28

Repair materials

Number

Designation

Order number

BR00.45-Z-1041-02A

Terostat 8590

Henkel Teroson GmbH
Hans-Burte-Strasse 4
69123 Heidelberg
Germany
Tel. +49 6221704-0
Fax +49 6221704-698
www.teroson.de