Heater Expansion - Schwank SEM 200-70 Installation And Owner's Manual

14. HEATER EXPANSION

Due to the characteristics of tube heaters, the
installer must allow for 1" expansion for
every 10' length of tube. In order to address
this characteristic, it is suggested that the
FIGURE 13 ALLOWANCE FOR HEATER EXPANSION
TOP VIEW
FLUE VENT
gas line, flue vent, and combustion air
intake (if used) be installed in such a manner,
that normal expansion of the heater will be
accommodated.
Air Intake
FLANGED TUBE
Page 18
GP-MSEM-BX-03B
SEM(U) / IT(U) Manual
RD: Sept, 2005
RL: 03B
KH