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58MEC instruction manual Wiring Diagram, A08343
Models:
58MEC
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Troubleshooting
Install
Furnace Pressure and Draining Tube Diagram
Igniter Wire Placement
Maintenance
Factory-Shipped Upflow Tube Configuration
Electrical Controls and Wiring
Cleaning Heat Exchangers
Electrostatic Discharge Esd Precautions
Service
Page 16
Image 16
58MEC
A08343
Fig. 22 - Wiring Diagram
16
Page 15
Page 17
Page 16
Image 16
Page 15
Page 17
Contents
TABLE OF CONTENTS
SAFETY CONSIDERATIONS
ELECTRICAL SHOCK, FIRE, OR EXPLOSION HAZARD
FIRE OR EXPLOSION HAZARD
ELECTROSTATIC DISCHARGE ESD PRECAUTIONS
GENERAL
UNIT DAMAGE HAZARD
Fig. 1 -- Multipoise Furnace in Upflow Orientation
CARE AND MAINTENANCE
Step 1 - Cleaning and/or Replacing Air Filter
Step 2 - Blower Motor and Wheel Maintenance
58MEC
Fig. 4 - Filter Installed for Side Inlet
Table 1 - Furnace Air Filter Table
Table 2 - Air Filter Located in Filter Cabinet
Fig. 3 - Bottom Filter Arrangement
Step 3 - Cleaning Burners
Fig. 5 - Factory-Shipped Upflow Tube Configuration
Shown with Blower Access Panel Removed
Table 3 - Speed Selection
Fig. 6 - Burner Box Assembly
Fig. 7 - Igniter Wire Placement
UNIT COMPONENT ELECTRICAL SHORT HAZARD
FIRE, EXPLOSION, UNIT DAMAGE HAZARD
Step 4 - Cleaning Heat Exchangers
Fig. 8 - Cleaning Inlet Openings of Primary Heat Exchangers
PRIMARY HEAT EXCHANGERS
SECONDARY HEAT EXCHANGERS
Fig. 9 - Combustion-Air Intake Housing Gasket Repair
Step 5 - Flushing Collector Box and Drainage System
58MEC
UNIT DAMAGE HAZARD
Fig. 10 -- Furnace Pressure and Draining Tube Diagram
Tube location when used in UPFLOW application
Tube location when used on
Tube location when used on
Step 6 - Servicing Hot Surface Igniter
Fig. 11 - Burner Flame
Fig. 12 - Gasket on Collector Box
BURN HAZARD
Step 7 - Electrical Controls and Wiring
Step 8 - Checking Heat Tape Operation If
Applicable
Step 9 - Winterizing
Fig. 15 - Field Wiring
Fig. 16 - Field Wiring
58MEC
A99071
WIRING DIAGRAM
TROUBLESHOOTING
Step 1 - Status Codes
Fig. 17 - Two-Stage Control
Fig. 19 - Inducer Housing Drain Tube Cap
Step 2 - Component Test
Fig. 20 - Funnel in Drain Tube and Antifreeze Running Through Trap
ELECTRICAL SHOCK AND UNIT OPERATION HAZARD
Fig. 21 - Service Label
SERVICE
LED CODE
STATUS
58MEC
Fig. 22 - Wiring Diagram
A08343
58MEC
TROUBLESHOOTING GUIDE - TWO-STAGE
A05111
58MEC
Catalog No 58MEC---01SM