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Rooftop Air Conditioning System Citysphere
4.6.
Required equipment, special tools and accessories
a)
Installation on existing hatch cut-out
– Jigsaw to remove existing hatch frame
– Silicone spray for lubricating the saw blade
b)
For service (evacuation, filling and testing the refrigerant circuit)
– Servicing / recycling station for refrigerant R134a
– Vacuum pump, suction rate min. 5 m
– Filler hoses with quick-disconnect couplings for R134a
– Leakage tester
– Digital thermometer
– Refrigerant R134a
– Lubricating oil for refrigerating compressors BSE55
– Test fittings with intake-pressure and high-pressure gauges
4.7.
Preparations on vehicle's roof
– Installation depends on the type of vehicle. The vehicle manufacturer's instructions must
therefore be observed.
Installation on existing roof hatch cut-out
– Remove inner lining of ceiling.
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3
/h, final pressure 1 mbar
Fig. 4.1
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