Remove/install air conditioning dehydrator (roof equipment)

AR83.50-A-5090B

Remove/install air conditioning dehydrator (roof equipment)

06.06.2019

Model

690.34/63/64, 903.66/67

with code HH6 (Air conditioning, roof equipment)

Model

904.66

with code HK1 (Regulated air conditioning, roof equipment)

*

1

Filter drier

2

Threaded connection, refrigerant line to inspection glass

3

Threaded connection, refrigerant line to evaporator unit

4

Securing clamp

5

Screw



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 903.66 (except 903.662), 903.67
with code HH6 (Air conditioning, roof equipment)
Model 903.662
with code HH6 (Air conditioning, roof equipment)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Model 904.66
with code HK1 (Regulated air conditioning, roof equipment)*

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)
Model 903.662
with code HH6 (Air conditioning, roof equipment)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Model 904.66
with code HK1 (Regulated air conditioning, roof equipment)*

AH83.30-N-0005-01A

1

Drain air conditioning system

AR83.30-A-1780B

2

Remove condenser unit trim from roof

AR83.50-A-5000B

3

Unscrew threaded connection of refrigerant line from inspection glass (2)



Compressor oils (specification 362.0)

BB00.40-P-0362-00A

 Installation: Replace seal. Coat sealing ring with compressor oil before installation.

 Refrigerant line, fluid reservoir/inspection window

*BA83.50-N-1008-01B

4

Unscrew threaded connection of refrigerant line from evaporator unit (3)



Compressor oils (specification 362.0)

BB00.40-P-0362-00A

 Installation: Replace seal. Coat sealing ring with compressor oil before installation.

 Refrigerant line, fluid reservoir/inspection window

*BA83.50-N-1008-01B

5

Remove screw/bolt (5)

 Mounting bolt, filter drier to mounting clamp

*BA83.50-N-1009-01B

 Torque wrench

*000589672100

6

Remove filter dryer (1)

 Installation: Avoid any compressor oil loss in air conditioning system, and replace any compressor oil that may leak out.

 Model 690.63/64
with code HH6 (Air conditioning, roof equipment)
Model 903.661
with code HH6 (Air conditioning, roof equipment)
Model 903.662
with code HH6 (Air conditioning, roof equipment)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof-mounted air conditioning system, Schrader model 103K
Model 904.66 (except 904.663)
with code HK1 (Regulated air conditioning, roof equipment)Total compressor oil filling capacity for new system (in refrigerant compressor)

*BF83.30-N-1001-01A

 Model 690.63/64
with code HH6 (Air conditioning, roof equipment)
Model 903.661
with code HH6 (Air conditioning, roof equipment)
Model 903.662
with code HH6 (Air conditioning, roof equipment)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof-mounted air conditioning system, Schrader model 103KTotal compressor oil filling capacity of air conditioning system (including refrigerant compressor)

*BF83.30-N-1011-01A

7

Install in the reverse order

8

Evacuate air conditioning system and perform leak test

AR83.30-A-1762B

9

Fill air conditioning system

Fill air conditioning system, replenish (gaseous)

AR83.30-A-1767B

Fill air conditioning system (liquid)

AR83.30-A-1777B

 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-1008-01B

Refrigerant line, fluid reservoir/inspection window

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-1008-01B

Refrigerant line, fluid reservoir/inspection window

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-1009-01B

Mounting bolt, filter drier to mounting clamp

Nm

18

18

 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-1009-01B

Mounting bolt, filter drier to mounting clamp

Nm

18

 Air conditioning

Number

Designation

Model 690.63/64
with code HH6 (Air conditioning, roof equipment)

Model 901.6, 902.6, 904.6 (except 904.663), 905.6 (except 905.613)
with code HH9 (Air conditioner, automatic heater control)
Model 903.661
with code HH9 (Air conditioner, automatic heater control)
Model 903.662
with code HH9 (Air conditioner, automatic heater control)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof air conditioner from Kerstner, type 103K

BF83.30-N-1001-01A

Total compressor oil filling capacity for new system (in refrigerant compressor)

cm3

160

–

Sheet

BB00.40-P-0362-00A

-

 Air conditioning

Number

Designation

Model 903.661
with code H08 (Roof-mounted air conditioning system, reinforced)
Model 903.662
with code H08 (Roof-mounted air conditioning system, reinforced)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof air conditioner from Kerstner, type 103K
Model 904.6 (except 904.663)
with code H08 (Roof-mounted air conditioning system, reinforced)

Model 903.661
with code HH6 (Air conditioning, roof equipment)
Model 903.662
with code HH6 (Air conditioning, roof equipment)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof air conditioner from Kerstner, type 103K
Model 903.67, 904.66 (except 904.663)
with code HH6 (Air conditioning, roof equipment)

BF83.30-N-1001-01A

Total compressor oil filling capacity for new system (in refrigerant compressor)

cm3

220

160

Sheet

BB00.40-P-0362-00A

BB00.40-P-0362-00A

 Air conditioning

Number

Designation

Model 904.66 (except 904.663)
with code HK1 (Regulated air conditioning, roof equipment)

BF83.30-N-1001-01A

Total compressor oil filling capacity for new system (in refrigerant compressor)

cm3

320

Sheet

BB00.40-P-0362-00A

 Air conditioning

Number

Designation

Model 690.63/64
with code HH6 (Air conditioning, roof equipment)

Model 901.6, 902.6, 904.6 (except 904.663), 905.6 (except 905.613)
with code HH9 (Air conditioner, automatic heater control)
Model 903.661
with code HH9 (Air conditioner, automatic heater control)
Model 903.662
with code HH9 (Air conditioner, automatic heater control)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof air conditioner from Kerstner, type 103K

BF83.30-N-1011-01A

Total compressor oil filling capacity of air conditioning system (including refrigerant compressor)

cm3

360

145

Sheet

BB00.40-P-0362-00A

BB00.40-P-0362-00A

 Air conditioning

Number

Designation

Model 903.661
with code H08 (Roof-mounted air conditioning system, reinforced)
Model 903.662
with code H08 (Roof-mounted air conditioning system, reinforced)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof air conditioner from Kerstner, type 103K
Model 904.6 (except 904.663)
with code H08 (Roof-mounted air conditioning system, reinforced)

Model 903.661
with code HH6 (Air conditioning, roof equipment)
Model 903.662
with code HH6 (Air conditioning, roof equipment)
except code Z29 (James Cook touring camper, NAFTA)
except code ZU8 (National version for USA)
Roof air conditioner from Kerstner, type 103K
Model 903.67, 904.66 (except 904.663)
with code HH6 (Air conditioning, roof equipment)

BF83.30-N-1011-01A

Total compressor oil filling capacity of air conditioning system (including refrigerant compressor)

cm3

300

410

Sheet

BB00.40-P-0362-00A

BB00.40-P-0362-00A