Installation Guide

2 88-MACC020-1A-EN
Installer's Guide
Installation Instructions
These instructions are organized for an easy step-by step procedure.
1. Prior to setting the packaged unit onto the curb,
attach the eight (8) brackets to the curb flange.
There will be three (3) brackets on each of the long
sides of the unit and one (1) bracket on each of the
short sides of the unit. Each bracket will require three
(3) of the #12 x 3/4” self-drilling screws supplied in
the kit and attach to the curb flange as shown in
Figure 1.
Figure 1. MAYEXMK002A/003A Installation
Unit Mounted To Full Perimeter Curb
Packaged Unit
#12 x 3/4” Long Drill Screws
Kit provided (3 per bracket
connecting to unit)
#12 x 3/4” Long
Drill Screws
Kit provided
(3 per bracket
connecting to curb)
Kit Hold-Down Bracket
(8 places)
Roof Curb
MAYCURB002A/003A
A
Models A (in.)
******24 - 42 1.65
******48 - 60 1.49