Description
Raypak 011868F L162F Manual Reset Vent Limit Switch
The Raypak 011868F is an OEM replacement L162F Manual Reset (M/R) Vent Limit Switch designed to protect Raypak boilers and pool/spa heaters from hazardous flue or vent overtemperature conditions. When vent temperatures exceed the rated setpoint, this safety switch opens the control circuit and locks out the burner — requiring a manual reset before the appliance can resume operation. This manual-reset design ensures that a technician investigates and resolves the root cause of the overtemperature event before the unit is returned to service, providing an added layer of protection for both equipment and occupants.
Key Features
- OEM Raypak replacement part — ensures proper fit and function
- L162F rated — opens circuit at 162°F vent/flue temperature
- Manual Reset (M/R) design — requires manual intervention after a safety trip, preventing automatic restart
- Monitors vent/flue temperatures to guard against dangerous overtemperature conditions
- Helps protect heat exchangers, venting components, and surrounding structure
- Direct replacement for compatible Raypak boiler and pool/spa heater models
Application
- Compatible with select Raypak boilers and pool/spa heaters equipped with vent limit safety circuits
- Ideal for use during scheduled maintenance, service calls, or emergency part replacement
Why Manual Reset Matters
Unlike automatic-reset limit switches, the M/R (Manual Reset) design of the 011868F requires a qualified technician to physically reset the switch after a trip event. This prevents the appliance from cycling back on after an unsafe vent condition, reducing the risk of equipment damage, flue gas spillage, or fire hazard.
Ordering Information
- Brand: Raypak
- Part Number / SKU: 011868F
- Part Type: Vent Limit Switch
- Reset Type: Manual Reset (M/R)
- Temperature Rating: L162°F







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