Remove/install desiccant cartridge

AR83.30-P-6521SR

Remove/install desiccant cartridge

09.09.2016

Model

453 with engine 281, 780

with code I01 (Air conditioning Plus)

Model

453 with engine 281, 780

with code I77 (Air conditioning, manual)

1

Condenser

4

Screw

2

Desiccant cartridge

5

Retaining ring

3

Cover

 Danger !

Risk of poisoning caused by inhaling overheated refrigerant vapors from an air conditioning system containing R134a. Risk of injury to skin and eyes caused by contact with liquid R134a refrigerant and when working on pressurized parts

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 rooms. Carry out repair work on the air conditioning system circuit only after the system has been evacuated.

AS83.00-Z-0006-01A

 Danger !

Risk of fire due to ignition of R1234yf refrigerant on hot components. Risk of poisoning caused by inhaling overheated refrigerant vapors. Risk of injury to skin and eyes caused by contact with escaped R1234yf refrigerant and when working on pressurized parts. Risk of explosion due to formation of ignitable refrigerant/air mixtures

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 rooms. Carry out repair work on the air conditioning system circuit only after the system has been evacuated.

AS83.00-Z-0007-01A



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

AH83.30-N-0005-01A



Notes on handling refrigerant R1234yf

AH83.30-P-0003-02A



Notes on handling refrigerant R134a

AH83.30-N-0003-01A

 

Remove/install

1

Drain air conditioning system

Model 453 with engine 780
with code I01 (Air conditioning Plus)
Model 453 with engine 780
with code I77 (Air conditioning, manual)

AR83.30-P-1760SRE

Model 453 with engine 281
with code I01 (Air conditioning Plus)
Model 453 with engine 281
with code I77 (Air conditioning, manual)

AR83.30-P-1760SR

2

Remove condenser (1)

AR83.30-P-6540SR

3

Screw a suitable screw/bolt (4) into the cover (3)

4

Remove retaining ring (5)

 Installation: Pay attention to correct seating of the retaining ring (5).

5

Pull out the cover (3)

 Installation: Install new seals.

6

Pull desiccant cartridge (2) out of condenser (1)

 Installation: Replace desiccant cartridge (2).

7

Install in the reverse order