Thermo Pride CLHS1-050P36N Installation And Operation Manual page 34

All installations and services must be performed by qualified service personnel.
5. CLHX1 (Two Stage) Blower Motor Speeds
: TURN OFF THE ELECTRICAL POWER to the furnace before attempting to change blower
speed wiring.
A. The selection of blower motor speeds for the CLHX1 is made through the use of jumpers on the integrated
control (Figure 14). There are jumpers for each of the following functions: Heat, Delay, Cool and Adjust. Each
function has 4 selections: A, B, C and D. The default setting for each function is as follows:
Function
Heat
Delay
Cool
Adjust
B. The 4 Heat & 4 Cool functions are the predefined blower speeds listed in the specifications Section II, B.
C. The Adjust function is a slight increase or decrease in all blower speeds, as follows:
Jumper
A
B
C
Figure 14
Default
C
A
D (125k unit default setting C)
A
Adjustment
None
+10%
-10%
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