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5 SERVICE AND MAINTENANCE
5.1 The condenser
Clean the heat exchanger and the unit at least once per year. The unit can be accessed by
removing the fan sheet.
5.2 Leak check
Carry out a leak check once per year or according to local regulations.
Verify regularly:
§ The safety and control devices,
§ The state of the electrical and refrigeration connections (security, oxidation…),
§ The operating conditions,
§ The fixing of the unit on its support,
§ The fixing of the casing (no vibrations),
§ The operation of the crankcase heater or the heating band.
5.3 Drier
The SILENSYS® units are provided with a drier screwed onto the connection kits (for models
B22Z, B29Z, H38Z, H49Z, H54Z, H71Z, H84Z, H46Y and H56Y) or supplied separately (for models
H14Z, H21Z, H25Z, H30Z, H15Y, H19Y, H23Y, H28Y, B08Z, B09Z, B10Z et B15 Z).
Leak tightness is ensured by a copper washer that should be exchanged after each disassembly.
Max. torque setting
Connection kit
[Nm ] – [cm.kg]
φ 3/8 ‘’
30 – 305
φ 1/2 ‘’
60 - 588
Choice of the drier:
When exchanging the drier it needs to be replaced by a drier of equivalent capacity.
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