Refrigeration unit
Series Zero Direct-Drive
Z200 | Z250 | Z350 | Z380
Z380 Multi
INSTALLATION MANUAL
rev.01
75
3.21 Final checks
All mounting holes and access holes should be sealed with silicone or foam.
Check with a sheet of paper that the fans blow in the right direction.
The drain hoses should be slanted on all evaporators.
The temperature sensor should be connected on all evaporators.
The in-cab controller should be installed in a area that it is accessible and visible from the driver’s
position.
Hoses should not be taut (they should be able to absorb vibrations and be shortened in case of
leaks).
Hoses should not be allowed to rub against moving parts, sharp parts, or parts that can reach
high temperatures.
Install the liquid injection pipe (R-452A unit only).
The vehicle compressor should be primed with oil.
The unit should be connected to the battery.
The vehicle compressor drive kit test should have been carried out previously.
The leakage test shall be carried out.
The unit should be charged with correct type and amount of refrigerant.
Test the unit in cold mode
Test the unit in hot mode (if present)
Test the unit in defrost mode (if present)
