67
SSCBL-RPBL-IOM (10-22) 149159-C
Damper Linkage Adjustment
When units are equipped with dampers, the dampers are closed during shipment . When there are both return air
and outside air dampers, the return damper linkage (see
) must be adjusted prior to use as follows:
1 . Loosen setscrew on return air damper rod at damper arm .
2 . Manually open return air dampers . While dampers are opening, damper rod and arm will automatically move to
their correct positions .
3 . Tighten setscrew .
Figure 48. Damper Linkage
MAINTENANCE
⚠ WARNING ⚠
If you turn OFF the power supply, turn OFF the gas.
⚠ CAUTION ⚠
When cleaning, wearing eye protection is recommended.
NOTE: Use only factory-authorized replacement parts.
This unit will operate with a minimum of maintenance . To ensure long life and satisfactory performance, a furnace that
is operating under normal conditions should be inspected every 4 months . If the furnace is operating in an area where
an unusual amount of dust, soot, or other impurities are present in the air, more frequent inspection is recommended .
