Watlow WATROD Duct Heater - Manual (Page 7)

WATLOW IND.
WATROD Duct Heater Installation & Maintenance Manual
I&M NUMBER: 316-42-6-1 Page: 7
Date:6/11/2008 Rev: 3.00
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WATLOW IND.n # 6 INDUSTRIAL LOOP RD. n HANNIBAL MO, 63401n PHONE 573-221-2816 n FAX 573-221-3723
OVERHEATING
OVERHEATING
OVERHEATING
OVERHEATING
OVERHEATING
OVERHEATING
Heater too close to elbow
Heater too close to transition
Heater too close to blower
Heater blocked by filter and filter support
Figure # 5