Hydrotech DLR-4M_7M Ultraviolet Water Disinfection Unit - Manual (Page 6)

O & M Manual DLR-M, 4-7
08/05 – Rev. 6 6
INLET
OUTLET
FLOW
DIRECTION
OUTLET
INLET
DIRECTION
FLOW
INLET OUTLET INLET OUTLET
FLOW
DIRECTION DIRECTION
FLOW
OUTLET OUTLET
INLET INLET
DIRECTION
FLOW
DIRECTION
FLOW
FLOW
DIRECTION
FLOW
DIRECTION
INLET OUTLET INLET OUTLET
Pre-Installation Instructions,
Continued
Figure 3: Unit
Positioning
Figure 3 shows proper water flow for horizontal or vertical installation. Make
certain that your unit and the inlet and outlet pipes are in the right position for
either horizontal or vertical installation.
Figure 4:
Clearance
Requirements
Figure 4 provides the clearance requirements needed for proper installation of
the disinfection chamber.
IMPORTANT!
For vertical
installation, the
inlet is at the
bottom and the
outlet is near the
top of the
disinfection
chamber. For
horizontal
installation pay
careful attention to
the diagram for
flow direction.
Correct Installation
Incorrect Installation
The disinfection chamber must
be properly grounded prior to
powering up the system. Refer
to the section “Installing the
Disinfection Unit” on page 7 of
this manual for details.
Model Min. Clearance
M-1 22.5
M-2 30.4
M-4 30.4
M-7 44.5