which prevents the relay from reaching the pick-up voltage

setting in the RV61 series

or a failing blower motor capacitor

installing a replacement Trane slinger is a standard preventative maintenance step to prevent base pan overflow and optimize overall heat transfer efficiency

If your system requires high starting torque (HST)

Sensus 143-62-021-15 Red Spring which prevents the relay fromThe Sensus 143 62 021 15 Red Spring is the professional choice for field technicians requiring precise pressure adjustments on Sensus 143 80 gas pressure regulators. Designed specifically for the 143 series domestic service regulators, this authentic OEM component calibrates the outlet pressure within the 3. 5" to 6. 5" WC range. Proper spring selection is critical for maintaining consistent downstream pressure, preventing appliance pilot outages, and