Duke RUF 48 Manuel d'entretien - Page 10

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Service Manual for Refrigerated Back Bar Model RUF 48

1. Install a temporary access valve on the high

and low side of process hoses as close to

factory crimps as possible.

2. Use temporary valves to perform repair. Duke

Manufacturing will not reimburse the cost of

permanently installed valves.

3. After completing repair, evacuate system using

the triple evacuation method described in Duke

Manufacturing Service Bulletin Number 26.

4. After completing proper evacuation method,

recharge system, using proper refrigerant

according to information on data plate.

5. Continue crimping process hose just below

temporary valve and again 2" below crimp.

6. With crimp tool in place, remove temporary

valve.

7. Braze shut end of process hose.

8. Allow to cool for about 5 minutes.

9. Remove crimp tool.

10. Check brazed end for leaks.