Lennox LGH156H - Page 30

Page 30
SIEMENS OVERLOAD RELAY
A
djust relay amp setting according to value given on the blower motor nameplate. Proper relay amp setting equals
motor nameplate FLA X service factor of 1.15 X .95.
Use small slotted screwdriver to adjust control mode from automatic reset (A) to manual reset (H).
Control must be in the manual reset mode (H) to perform a test. Press the red test button. Green trip indicator
should pop out. Press the blue reset screw to reset the relay.
BLUE RESET BUTTON IN
FACTORY‐SET AUTO MODE
(Turn clockwise to H for
manual reset)
GREEN TRIP INDICATOR
(Flush with surface -- not tripped;
Above surface -- tripped)
AMP ADJUSTMENT DIAL
RED TEST BUTTON
FIGURE 6