Errors

Boiler type Trinity Lx200

Error code Lockout 174

Cause:

1. External Electrical Noise
2. Failing Limit Switch in ILK circuit
3. Hardware failure of Sola controller

Solution:

1. Look for sources of electrical noise, i.e. a large motor or multiple pieces of equipment starting at the same time.
2. Check operation of internal LWCO, and/or external limit (i.e. devise connected between “R” and “LIM”); replace as necessary
3. Reset power, If problem persists replace Sola controller.