User Guide

1-558.0
OPERATION
9
Vertical fins — Less opportunity for dust and dirt to collect. Reduces cleaning.
Fins die-formed for added strength and heat transfer.
Coil — All air passes through coil. Heating is uniform. Design assures maximum
control over air delivery and temperature of air leaving the heater. Aluminum
fins die-formed for added strength — increased heat transfer. Fins mechanically
bonded to serpentine copper tube.
Motor — All motors are totally enclosed. Single phase types include built-in
thermal overload protection. All motor wiring is terminated in an electrical junction
box either supplied on the unit heater or as an integral part of the motor.
Fan — Lightweight. Blades accurately balanced and pitched to move air quietly
and positively — with minimum power requirement.
Fan guard — Standard equipment. Bolted steel rod fan guard completely
surrounds the fan offering constant protection.
Deflector blades — Adjustable horizontal air-deflector blades are standard —
vertical blades are optional.
Casings — Electrostatically applied, Hammertone Beige polyester powder coat
paint finish is applied over rust- and corrosion-treated steel for long life.
 Note - photo is for refrence only. Actual unit may vary.
Figure 9.1 - Horizontal Delivery Unit Cutaway 
Figure 9.2 - Typical Horizontal Unit with
Standard Junction Box
Figure 9.3 - Horizontal Unit with Optional
Fingerproof Fan Guard