The Object Is The Provision Of The Preventive-Static Maintenance Service, A Corrective Maintenance With An Urgency Of The Installation Of Industrial Cold Of The Municipal Market Of Castellar Del Vallès. Preventive Maintenance: These Are The Maintenance Actions Aimed At Guaranteeing The Proper Functioning Of The Facilities In The Periods Of Use, The Durability Of The Facilities And The Reliability In Their Safety, As Well As The Compliance With The Prescriptions And Number Of Reviews Included In The Current Regulations, And The Frigorious Gas Facilities, To Which They Will Be Performed An Annual Revision With The Minimum Stagnation Test And The Minimum Stagnation Test. Emergency: They Buy The Repair Of Breakdowns Or Resolution Of Incidents, Whatever Their Cause And That Affect The Operation Of The Installation