ITR POLAR HD, Installation And Operating Manual

Page: 64 / 80

Section 9, Installing the Distribution Module
9-2 The POLAR™HD Heating Module
• Module must be mounted using four, 1/4” through bolts using
1” diameter fender washers, lock washers and nuts. The
module must be mounted in the position as shown against a
wall or on the floor.
Figure 9-1: Distribution Module, DM12
9.3 Selecting the Distribution Module
Zone Box Location
• Mount the Distribution Module Zone Box (containing the
Zone Control Board) vertically, close to the Distribution
Module. Allow sufficient room to access the internal fuses as
well as to view the display LED’s on the board itself.