H51308-v0A Manuale Istruzioni VTNC - Rhoss

SECTION II: INSTALLATION AND MAINTENANCE
II.2.3
INSTALLING THE FRAME/GRILLE ASSEMBLY
Unpack the frame/grille assembly and make sure it is not damaged.
IMPORTANT!
Only use the screws provided to secure the frame.
II.2.3.1 Removing the Grille from the Frame (for all
models)
To install the frame/grille assembly on the unit, you should begin by
removing the grille from the frame as described below.
Open the grille by turning the two levers L towards the inside (models
25-30-50) or by pressing the two buttons P (models 60-85):
Replace the grille:
45°
L
Open the grille to an angle of approximately 45° and then disconnect it
from the frame:
II.2.3.3 Installing the Frame in Models 60-85
Remove the covers in place at the four corners of the frame:
45°
II.2.3.2 Installing the Frame in Models 25-30-50
Align the frame with the unit and screw it to the latter using four M5x16
screws and the respective washers. If necessary, work on the frame
and adjust it position to centre it perfectly on the unit. Secure the frame
safety cords to the body of the unit:
Align the frame with the unit and secure it, coupling the four hooks on
the frame with the corresponding brackets on the unit itself. Work on the
four hook adjustment screws to secure the frame. If necessary, work on
the frame and adjust it position to centre it perfectly on the unit.
Tighten the four screws until the thickness of the sponge seal, placed
between the frame and the body of the unit, has been reduced to 4-6
mm and the edge of the frame is substantially in contact with the false
ceiling (a gap of under 5 mm):
8
U
4-6 mm
Tighten the four screws until the thickness of the sponge seal, placed
between the frame and the body of the unit, has been reduced to 4-6
mm and the edge of the frame is substantially in contact with the false
ceiling (a gap of under 5 mm):
C
8
U
4-6 mm
U = body of the unit
C = frame
8 = false ceiling
If there is still a gap between the frame and the false ceiling, it should
be reduced by working on the brace nuts and lock nuts again:
C
U = body of the unit
C = frame
8 = false ceiling
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