Carrier 58UXT Installation, Start-Up, And Operating Instructions Manual
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Carrier 58UXT Installation, Start-Up, And Operating Instructions Manual

Carrier 58UXT Installation, Start-Up, And Operating Instructions Manual

100 series
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Download this manual See also: Service and Maintenance Instructions, User's Information Manual
Installation, Start-Up, and Operating Instructions
SAFETY CONSIDERATIONS..................................................1-2
Clearances to Combustibles......................................................1
PROCEDURE........................................................................2-3
Dimensional Drawing ....................................................................2
INTRODUCTION ..........................................................................3
LOCATION....................................................................................3
General ......................................................................................3
Location Relative to Cooling Equipment ................................3
Hazardous Locations.................................................................4
Unconfined Space .....................................................................4
→
Confined Space......................................................................4-5
UPFLOW INSTALLATION .........................................................5
HORIZONTAL ATTIC INSTALLATION...................................5
FILTER ARRANGEMENT...........................................................6
LEVELING LEGS (IF REQUIRED) ............................................6
GAS PIPING...............................................................................6-7
ELECTRICAL CONNECTIONS...............................................8-9
115-v Wiring..........................................................................8-9
24-v Wiring...............................................................................9
Accessories................................................................................9
VENTING ......................................................................................9
SAFETY CHECK................................................................9-18
General ......................................................................................9
Sequence of Operation ........................................................9-13
Adaptive Heating Mode ....................................................10-11
Non-Adaptive Heating Mode ............................................11-12
Cooling Mode .........................................................................12
Continuous Blower Mode.......................................................12
Heat Pump Mode...............................................................12-13
Defrost.....................................................................................13
Start-Up Procedures...........................................................13-14
Adjustments .......................................................................14-17
Set Gas Input Rate ............................................................14-16
Set Temperature Rise ........................................................16-17
Set Thermostat Heat Anticipator ......................................17-18
Check Safety Controls ............................................................18
Checklist..................................................................................18
SAFETY CONSIDERATIONS
Installation and servicing of heating equipment can be hazardous
due to gas and electrical components. Only trained and qualified
personnel should install, repair, or service heating equipment.
Untrained personnel can perform basic maintenance functions
such as cleaning and replacing air filters. All other operations must
be performed by trained service personnel. When working on
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 1 4
PC 101
Tab 6a 8a
Size 060-120, Series 100
Catalog No. 535-847
Printed in U.S.A.
Upflow/Horizontal, 2-Speed, 2-Stage
Induced-Combustion Gas Furnace
Page
®
Table 1-Minimum Clearances To Combustible
Furnace Sides
Furnace Back
Plenum Top
Furnace Front (See Notes)
Vent
HORIZONTAL POSITION (IN ALCOVE, ATTIC,
Sides*
Back
Top
Furnace Front† (See Notes)
Vent
HORIZONTAL POSITION (IN CLOSET)**
Sides*‡
Back
Top
Furnace Front
(See Notes)
Vent
* Supply side must maintain 6 in. clearance from flue to combustible materials
when using single-wall vent.
† 18 in. front clearance required for alcove.
‡ Indicates supply or return sides when furnace is in horizontal position. Line
contact only permissible between lines formed by intersections of top and two
sides of furnace jacket, building joists, studs, or framing. Clearance to return
side is 0 in.
** J-Box must be installed on lower (bottom) inside of furnace.
NOTES:
1. Provide 30-In. front clearance for servicing. An open door in front of furnace
can meet this requirement.
2. A minimum clearance of 3 In. must be provided in front of furnace for
combustion air and proper operation.
heating equipment, observe precautions in the literature, on tags,
and on labels attached to or shipped with the unit and other safety
precautions that may apply.
Follow all safety codes. In the United States, refer to the National
Fuel Gas Code (NFGC) NFPA No. 54-1992/ANSI Z223.1-1992.
In Canada, refer to the current edition of the National Standard of
Form 58UXT-1SI
ama
A PP R O VED
R
Materials (In.)
UNIT SIZE
UPFLOW
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
AND CRAWLSPACE)
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
Single-Wall Vent
Type B-1 Double-Wall Vent
Pg 1
7-95
58UXT
060 080-120
1
0
0
0
0
0
1
1
6
6
3
3
6
6
1
1
1
1
0
0
1
1
1
1
6
6
3
3
6
6
1
1
1
1
0
0
2
2
2
2
6
6
3
3
6
6
1
1
Replaces: New

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  • Page 1: Table Of Contents

    Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 PC 101 Catalog No. 535-847 Printed in U.S.A. Form 58UXT-1SI Pg 1 7-95 Replaces: New Tab 6a 8a...

  • Page 2: Electrostatic Discharge (Esd) Precautions Procedure

    AIRFLOW ″ ⁄ ″ ⁄ 19″ ″ ⁄ ″ ⁄ FLUE COLLAR ″ 1″ OUTLET 1″ ⁄ ⁄ -IN. DIA ⁄ -IN. DIA HOLE ″ ″ ⁄ POWER ENTRY ⁄ POWER ENTRY ″ ⁄ ⁄ -IN. DIA ″ ⁄ -IN. DIA ⁄...

  • Page 3: Introduction

    INTRODUCTION NOTE: Remove all shipping brackets and materials before oper- ating the furnace. The model 58UXT Series 100 Furnace is available in sizes 60,000 through 120,000 Btuh input capacities. Step 1—Location The design of the upflow/horizontal gas-fired furnace is A.G.A.

  • Page 4: Hazardous Locations

    Btuh of total input for all the appliances (such as furnaces, clothes For Example: dryers, water heaters, etc.) in the space. COMBUSTION AIR FROM OUTDOORS THROUGH For Example: VERTICAL DUCTS 58UXT FURNACE HIGH-STAGE MINIMUM SQ FT WITH 7-1/2 FT 58UXT Furnace Free Area per Opening Round Pipe INPUT BTUH...

  • Page 5: Upflow Installation

    Ventilation from an Unconfined Space Ventilation from Outdoors Step 4—Horizontal Attic Installation For Example: COMBUSTION AIR FROM OUTDOORS THROUGH HORIZONTAL DUCTS 58UXT Furnace Do not install the furnace on its back or sides. Safety control Free Area per Opening Round Pipe High-Stage (Sq In.) (In.

  • Page 6: Filter Arrangement

    LINE CONTACT ONLY PERMISSIBLE BETWEEN LINES FORMED BY INTERSECTIONS OF THE TOP AND TWO SIDES OF THE FURNACE JACKET, BUILDING JOISTS, STUDS, OR FRAMING. ENTRY MANUAL SHUTOFF GAS VALVE 30-IN. MIN WORK AREA FLUE VENT 24″ 6 ″ M SHEET METAL 24″...
  • Page 7 ⁄ -IN. ROD ANGLE IRON OR EQUIVALENT ROD LOCATION USING DIMPLE LOCATORS -IN. HEX NUT (SEE DIMENSIONAL NOTES: 1. A 1 In. clearance minimum between top of & WASHER (4) DWG FOR furnace and combustible material. REQD PER ROD LOCATIONS) 2.

  • Page 8: Electrical Connections

    ″ WASHABLE ⁄ FILTER ″ ⁄ FILTER RETAINER ″ ⁄ ″ ⁄ ″ ⁄ A95284 Fig. 7—Side Filter Arrangement ″ ⁄ ″ ⁄ ″ ⁄ A89014 Fig. 9—Leveling Leg Installation Table 4—Maximum Capacity of Pipe* NOMINAL INTERNAL LENGTH OF PIPE (FT) IRON PIPE DIAMETER SIZE (IN.)

  • Page 9: 24-V Wiring

    Table 5—Electrical Data OPERATING VOLTS— MAX FUSE OR MAX WIRE VOLTAGE RANGE UNIT SIZE HERTZ— UNIT WIRE HACR-TYPE LENGTH (FT)‡ PHASE AMPS GAGE CKT BKR AMPS† Max* Min* 060-12 115—60—1 11.4 080-16 115—60—1 13.5 100-16 115—60—1 13.2 100-20 115—60—1 19.0 120-20 115—60—1 18.2...

  • Page 10: Adaptive Heating Mode

    FIELD 24-VOLT WIRING FIELD 115-, 208/230-, 460-VOLT WIRING FACTORY 24-VOLT WIRING FACTORY 115-VOLT WIRING NOTE 2 1-STAGE THERMOSTAT FIVE FIELD-SUPPLIED TERMINALS WIRE FUSED DISCONNECT THREE-WIRE 208/230- OR HEATING- 460-VOLT ONLY THREE PHASE 208/230- W/W1 VOLT NOTE 1 SINGLE Y/Y2 115-VOLT FIELD- JUNCTION PHASE SUPPLIED...

  • Page 11: Non-Adaptive Heating Mode

    Table 6—Setup Switch Description SETUP NORMAL DESCRIPTION SWITCH NO. POSITION OF USE Turn switch on to obtain only high-gas-heat operation on any call SW-1 OFF (Staged Gas for heat regardless of whether R-W/W1, or R-W/W1, -W2 is High Heat Only Heat) closed.

  • Page 12: Cooling Mode

    NOTE: In response to thermostat call for heat R to W/W1 and to Y1-and-Y2 circuits start the outdoor unit on high- with HIGH HEAT ONLY switch SW1 set to OFF, the control cooling speed, and the R to G-and-Y2 circuits start selects low-stage heating only with LOW HEAT switch SW2 set the furnace blower motor BLWM on high-cooling to ON, or the control selects adaptive heating mode with LOW...

  • Page 13: Defrost

    (3.) When the thermostat is satisfied, furnace blower motor c. When furnace control R-W/W1 circuit is opened, the BLWM continues operating on the high-cool speed for furnace control CPU begins the normal inducer post purge an additional 90 sec. period and the blower motor BLWM remains on for the blower off delay period.

  • Page 14: Adjustments

    High-altitude rating includes a 10 percent derate as required by (3.) Verify furnace model. Table 8 can only be used for Canadian standards. model 58UXT Furnaces. (9.) Measured gas inputs should equal low- and high-fire (4.) Check and verify orifice size in furnace. NEVER gas inputs on unit rating plate ±...

  • Page 16: Set Temperature Rise

    Table 8—Model 58UXT Orifice Size and Manifold Pressure for Correct Input Rate (Tabulated Data Based on Altitude Up to 2000 ft and 20,000 Btuh High Heat/13,000 Btuh Low Heat Per Burner)* SPECIFIC GRAVITY OF NATURAL GAS GAS HEAT 0.58 0.60 0.62...

  • Page 17: Set Thermostat Heat Anticipator

    Table 9—Gas Rate (Cu Ft/Hr) BURNER FLAME BURNER SIZE OF TEST DIAL SIZE OF TEST DIAL SECONDS SECONDS FOR 1 FOR 1 REVOLUTION REVOLUTION cu ft cu ft cu ft cu ft cu ft cu ft 1800 1636 1500 1385 1286 1200 1125...

  • Page 18: Check Safety Controls

    Turn off 115-v power to furnace. 8. Leave literature packet near furnace. Copyright 1995 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231 58uxt1si Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

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