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6.4
Free room
When installing the unit leave enough free room to allow opening, correct use and easy maintenance in
safe conditions.
6.5
I nstallation
Only authorized persons, who are certified in installing and maintaning refrigeration plants containing flammable
hydrocarbons, may do the installation and maintenance.
All requirements from local authorities, regarding use of hydrocarbons in refrigeration systems, must be fullfilled.
A) Prepare a opening with suitable dimensions in the cold room wall (see pictures above).
6.6
Fitting the rem ote control panel:
Fix the back plate to the wall using the pre-drilled holes; be careful the panel is kept in a vertical position.
Fit the connecting cable between panel and unit making sure not to bundle it with other cables.
ATTEN TI ON
Check that the unit and its devices have suffered no dam ages during transport. P ay
special attention to the com ponents secured to the electric panel door and to the
refrigerating circuit pipes. M ount the unit as show n in the draw ings; m ak e sure that the
electric connections are carried out properly.
6.7
Safety devices
mechanical safety devices
The following
electrical safety devices
The following
W ARNI NG
Above devices have been developed to safeguard the operator's safety.
Solution 1
Position the unit onto the cold room wall inserting the evaporator section in the opening.
are supplied:
1.
Fixed upper and side protections for evaporator and condensing unit, secured by
locking screws.
2.
External fan protections placed on the evaporating and condensing units, secured
with screws.
are supplied:
a.
Protection of fans (belonging to motors) against high power absorption; with
automatic reset.
b.
High pressure switch to protect against excessive pressure; with automatic reset.
c.
Low pressure switch with automatic reset to protect against excessive low
pressure or from dirty in the circuit.
Solution 2
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