Evolution Packaged Hybrid Heat System

Model: 677D, 677B

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Evolution Packaged Hybrid Heat System
  • Evolution System
  • Enjoy the benefits of cozy gas and cost-saving electric heat
  • 14 SEER 81 AFUE Cools Heats Puron
  1. 7 of 7 Energy Efficiency
  2. 7 of 7 Humidity Control
  3. 7 of 7 Durability
  4. Ratings Scale

Key Features

14 SEER
11 EER
8.0 HSPF
Up to 81% AFUE
Energy Star approved
Puron® Refrigerant
2-5 tons cooling capacity
40,000-130,000 BTUH heating capacity
72 dB (quiet as a vacuum)
PerfectHumidity® for perfect comfort
2-speed scroll compressor
Uses Evolution™ Control
Evolution diagnostics
Loss of charge switch
Galvanized steel cabinet
Louvered grille
15-year limited warranty on heat exchanger
10-year limited warranty on compressor
5-year limited warranty on entire unit

Models starting with: 677D

Owner's Manual

  1. 677D--A Evolution 15 SEER Single Packaged HYBRID HEAT System with Puron Refrigerant Size 24-60
  2. Date Modified: 3/27/09

Consumer Brochure

  1. 677D Packaged HYBRID HEAT Dual Fuel System with Puron Refrigerant consumer brochure
  2. Date Modified: 7/6/09
  1. 2008 Family of Small Packaged Products dealer brochure
  2. Date Modified: 1/15/08
  1. HYBRID HEAT Dual Fuel Small Packaged Systems consumer brochure
  2. Date Modified: 10/29/07

Warranty Card

  1. Limited Warranty for Small Packaged AC Small Packaged Heat Pump or Small Packaged Air Conditioner & Gas Furnace Small Packaged HYBRID HEAT Dual Fuel System 1-1/2 - 5 Tons Cooling Capacity and up to 130 000 BTUH Cooling Capacity
  2. Date Modified: 12/31/09
  1. Limited Warranty for Small Packaged AC Small Packaged Heat Pump or Small Packaged Air Conditioner & Gas Furnace Small Packaged HYBRID HEAT Dual Fuel System 1-1/2 - 5 Tons Cooling Capacity and up to 130 000 BTUH Cooling Capacity
  2. Date Modified: 9/29/09
  1. Limited Warranty for Small Packaged AC Small Packaged Heat Pump or Small Packaged Air Conditioner & Gas Furnace Small Packaged HYBRID HEAT Dual Fuel System 1-1/2 - 5 Tons Cooling Capacity and up to 130 000 BTUH Cooling Capacity
  2. Date Modified: 1/22/09
  1. 577B 607B 677B 704C 707B 707D 607D 577D 577D Small Packaged Products Warranty
  2. Date Modified: 8/9/06

Models starting with: 677B

Owner's Manual

  1. 677B Single Packaged Hybrid Heat System with Puron Refrigerant
  2. Date Modified: 4/23/07

Consumer Brochure

  1. HYBRID HEAT Dual Fuel Small Packaged Systems consumer brochure
  2. Date Modified: 10/29/07
  1. 677B Packaged Hybrid Heat System with Puron Refrigerant consumer brochure
  2. Date Modified: 5/18/07

Warranty Card

  1. 574B 604B 674B 704B Small Packaged Products Warranty
  2. Date Modified: 8/9/06
  1. 577B 607B 677B 704C 707B 707D 607D 577D 577D Small Packaged Products Warranty
  2. Date Modified: 8/9/06