Safety Controls
Primary Limit Control Emergency Replacement
The primary limit control is the main safety device that monitors plenum temperature and prevents furnace overheating. A failed limit control can cause nuisance shutdowns or fail to protect the system.
Emergency Warning
A faulty primary limit control compromises furnace safety. Emergency replacement ensures proper temperature regulation.
Signs Your Primary Limit Control Needs Replacement
- Furnace shuts down at normal operating temperature
- Frequent resets needed to restart furnace
- Fan runs continuously or not at all
- Temperature readings inconsistent or inaccurate
- Limit control error codes on display
Why Choose Us for Emergency Replacement?
24/7 Emergency Service
Available nights, weekends, and holidays. Fast 1-2 hour response.
Licensed Technicians
TSBC Gas License LGA0202903. Fully insured and WCB covered.
Parts on Truck
We carry common parts for same-day emergency replacement.
Related Services
Need help installing your replacement part? Our licensed technicians can help.
Need Emergency Primary Limit Control Replacement?
Call now — we'll dispatch a technician with the right parts
Call 778-909-5731