Green Team LI offers maintenance for a wide range of HVAC equipment types, as well as service agreements for lasting peace of mind. The EMP covers the full cost of maintenance and repair and shall replace more expensive individual maintenance and service agreements.A maintenance agreement outlines a contractor's procedures to service, maintain, and repair a customer's equipment or other assets. Hiring a contractor to maintenance your equipment? This Maintenance Contract sets the expectations between the client and the contractor. In an Equipment Maintenance Agreement, the first party who engages a contractor can be referred to as the client. The second party can be called The Contractor. Routine maintenance is essential to getting the best performance from your HVAC equipment. Full-Service Contracts and Preventative Maintenance Contracts are our two most popular agreements. Nearly every year in NYC tenants die in fires because they cannot locate the inside key for a double cylinder lock in a smoke-filled apartment.