COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL
SECTION 5: MAJOR COMPONENTS 5.1 General
Heaters are designed for installation above 6'
(1.8 m). These heaters must be installed within the heated space. Duct delivery systems are not permitted with axial fan units. When handling or supporting the heater from below, ensure that the weight is taken at the support points.
5.2 Suspension
WARNING
Crush Hazard
Use 3/8" threaded rod minimum.
Failure of the supports can result in death, injury
or property damage.
For typical suspension, See Page 6, Figure 2.
Figure 2: Suspension Methods
Unistrut 
Channel Nut
Washer 
Nut
3/8"
Threaded
Rod
3/8" Threaded Rod 
Nut
Washer 
Riv
Nut
Ensure all suspension hardware is torqued to a minimum of 20 ft lbs.
Support Points
Cone Point
Set Pin
Window
Clamp
Unistrut
6
