Page 60

Section 3

Routine Maintenance Air Conditioning

5-4

Section 3 5-4

Adjusting the Compressor Belt * (3170/3170 Plus, 3190/3190 Plus & 3220/3220 Plus) * Note: On other models of Fastrac covered by this manual, there is no separate belt for the air conditioning compressor. It is driven by the fan belt. 1

Stop the engine.

2

Open the bonnet.

! WARNING Make sure the engine cannot be started. Disconnect the battery before doing this job. 2-3-3-5

3

Loosen the mountings Loosen fasteners A, B and C.

4

Adjust the belt tension Position the compressor so that there is 10mm (0.4 in) slack on the longest run of the belt.

5

Tighten the mountings Retighten fasteners A, B and C.

! WARNING The air conditioning system is a closed loop system and contains pressurised refrigerant. No part of the system should be disconnected until the system has been discharged by a refrigeration engineer or a suitably trained person. You can be severely frostbitten or injured by escaping refrigerant. 4-3-4-1/2

A B

C 417580

9803/8030

Issue 3*

Jcb 3220 fastrac service repair manual sn:00643011 00644999  
Jcb 3220 fastrac service repair manual sn:00643011 00644999  
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