58MVP
4-Way Multipoise Direct-Vent
Variable-Capacity Condensing Gas Furnace
Installation, Start-Up, and Operating Instructions
For Sizes 040—120, Series 170
This symbol → indicates a change since the last issue.
Index Page
DIMENSIONAL DRAWING........................................................3
SAFETY CONSIDERATIONS.....................................................2
Clearances to Combustibles......................................................4
CODES AND STANDARDS........................................................5
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS........5
INTRODUCTION..........................................................................5
APPLICATIONS............................................................................5
General ......................................................................................5
Upflow Applications.................................................................5
Downflow Applications............................................................8
Horizontal Left (Supply-Air Discharge) Applications ............9
Horizontal Right (Supply-Air Discharge) Applications ........11
LOCATION..................................................................................13
General ....................................................................................13
Low-Heat Only Installation....................................................14
Furnace Location Relative to Cooling Equipment ................14
Hazardous Locations...............................................................14
INSTALLATION.........................................................................15
Leveling Legs (If Desired).....................................................15
Installation In Upflow or Downflow Applications................15
Installation In Horizontal Applications..................................15
Air Ducts.................................................................................15
General Requirements .......................................................15
Ductwork Acoustical Treatment .......................................17
Supply-Air Connections ....................................................17
Return-Air Connections.....................................................18
Filter Arrangement..................................................................18
Bottom Closure Panel.............................................................18
Gas Piping...............................................................................18
Electrical Connections ............................................................20
115-v Wiring......................................................................20
24-v Wiring........................................................................21
Accessories ........................................................................22
Direct Venting.........................................................................22
Removal of Existing Furnaces from
Common Vent Systems................................................22
Combustion-Air and Vent Piping .....................................24
Concentric Vent and Combustion-Air Termination
Kit Installation..............................................................28
Multiventing and Vent Terminations................................31
Condensate Drain....................................................................34
General...............................................................................34
Application.........................................................................34
Condensate Drain Protection.............................................35
START-UP, ADJUSTMENTS AND SAFETY CHECK......35
General...............................................................................35
Select Setup Switch Positions...........................................35
Prime Condensate Trap With Water.................................36
Purge Gas Lines ................................................................36
Sequence of Operation ......................................................37
Single-Stage Thermostat and Two-Stage Heating
(Adaptive Mode).....................................................37
Two-Stage Thermostat and Two-Stage Heating.........39
Cooling Mode...............................................................39
Thermidistat Mode.......................................................40
Super-Dehumidify Mode..............................................40
Continuous Blower Mode............................................40
Heat Pump....................................................................40
Component Test ...........................................................41
Adjustments .......................................................................41
Set Gas Input Rate.......................................................41
Set Temperature Rise...................................................48
Set Thermostat Heat Anticipator.................................48
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
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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. 535-80110 Printed in U.S.A. Form 58MVP-13SI Pg 1 1-04 Replaces: 58MVP-12SI