58MVP
4-Way Multipoise Direct-Vent
Variable-Capacity Condensing Gas Furnace
Installation, Start-Up, and Operating Instructions
For Sizes 040—120, Series 140 and 150
This symbol → indicates a change since the last issue.
Index Page
DIMENSIONAL DRAWING........................................................3
SAFETY CONSIDERATIONS.....................................................2
Clearances to Combustibles......................................................4
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS........2
INTRODUCTION.......................................................................2-4
APPLICATIONS ......................................................................5-11
General ......................................................................................5
Upflow Applications..............................................................5-7
Downflow Applications.........................................................7-8
Horizontal Left (Supply-Air Discharge) Applications.......8-10
Horizontal Right (Supply-Air Discharge) Applications...10-11
LOCATION ............................................................................11-13
General...............................................................................11-12
Low-Fire Only Installation.....................................................13
Furnace Location Relative to Cooling Equipment ................13
Hazardous Locations...............................................................13
INSTALLATION....................................................................13-14
Leveling Legs (If Desired).....................................................13
Installation In Upflow or Downflow Applications ..........14-15
Installation In Horizontal Applications..................................14
AIR DUCTS............................................................................14-18
General Requirements.............................................................14
Ductwork Acoustical Treatment.............................................14
Supply-Air Connections..........................................................14
Return-Air Connections..........................................................14
Filter Arrangement ............................................................16-17
Bottom Closure Panel.............................................................17
Gas Piping..........................................................................17-18
ELECTRICAL CONNECTIONS...........................................18-22
115-v Wiring......................................................................18-19
24-v Wiring.............................................................................19
Accessories ........................................................................21-22
DIRECT VENTING ...............................................................22-31
Removal of Existing Furnaces from
Common Vent Systems.....................................................23
Combustion-Air and Vent Piping...........................................23
Concentric Vent and Combustion-Air Termination
Kit Installation..............................................................28-31
Multiventing and Vent Terminations.....................................31
CONDENSATE DRAIN ........................................................31-33
General...............................................................................31-32
Application..............................................................................31
Condensate Drain Protection..................................................31
SEQUENCE OF OPERATION..............................................33-36
Self-Test Mode........................................................................33
Heating Mode..........................................................................33
Heating Mode—Two Stage....................................................34
Emergency Heat Mode...........................................................34
Cooling Mode .........................................................................34
Heat Pump Mode...............................................................34-35
Continuous Fan Mode.......................................................35-36
Component Test......................................................................36
Bypass Humidifier Mode........................................................36
Dehumidification Mode..........................................................36
Zone Mode..............................................................................36
START-UP PROCEDURES ..................................................36-45
General ....................................................................................36
Select Setup Switch Positions ................................................37
Prime Condensate Trap With Water......................................37
Purge Gas Lines......................................................................38
Adjustments .......................................................................38-45
Set Gas Input Rate ............................................................38-44
Set Temperature Rise..............................................................44
A93040
NOTE: Read the entire instruction
manual before starting the installation.
ama
CERTIFIED
As an ENERGY STAR®
Partner, Carrier Corpora-
tion has determined that
this product meets the EN-
ERGY STAR® guidelines
for energy efficiency.
REGISTERED QUALITY SYSTEM
Fig. 1—Multipoise Orientations
A93041
UPFLOW
DOWNFLOW
HORIZONTAL
LEFT
AIRFLOW
AIRFLOW
AIRFLOW
AIRFLOW
HORIZONTAL
RIGHT
Visit www.carrier.com
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4
Tab 6a 8a
PC 101 Catalog No. 535-80021 Printed in U.S.A. Form 58MVP-11SI Pg 1 2-01 Replaces: 58MVP-10SI
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