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

121 series
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Index
DIMENSIONAL DRAWING........................................................2
SAFETY CONSIDERATIONS .....................................................3
Clearances to Combustibles......................................................3
INTRODUCTION ..........................................................................4
APPLICATIONS ......................................................................4-11
General ......................................................................................4
Upflow Applications..............................................................4-6
Downflow Applications.........................................................7-8
LOCATION ............................................................................11-13
General...............................................................................11-12
Low-Fire Only Installation .....................................................12
Hazardous Locations...............................................................13
INSTALLATION....................................................................13-17
Leveling Legs (If Desired) .....................................................13
Installation On a Concrete Slab .............................................13
Applications) ................................................................13-14
Installation In Horizontal Applications ..................................14
Filter Arrangement..................................................................14
Bottom Closure Panel.............................................................15
Gas Piping..........................................................................15-17
ELECTRICAL CONNECTIONS...........................................17-20
115-v Wiring......................................................................17-19
24-v Wiring.............................................................................19
Accessories ........................................................................19-20
DIRECT VENTING ...............................................................20-28
Common Vent Systems................................................20-21
Combustion-Air and Vent Piping .....................................21-25
Kit Installation..............................................................25-28
Multiventing and Vent Terminations .....................................28
CONDENSATE DRAIN ........................................................28-30
General ....................................................................................28
Application ..............................................................................28
Condensate Drain Protection.............................................28-30
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
For Sizes 040-120 Series 121
Catalog No. 535-857
Printed in U.S.A.
4-Way Multipoise Variable-Capacity
Condensing Gas Furnace
®
A93040
Page
HORIZONTAL
AIRFLOW
Fig. 1-Multipoise Orientations
SEQUENCE OF OPERATION..............................................30-33
Self-Test Mode........................................................................30
Heating Mode ....................................................................30-31
Heating Mode-Two Stage ....................................................31
Emergency Heat Mode ...........................................................31
Cooling Mode .........................................................................31
Heat Pump Mode...............................................................31-32
Continuous Fan Mode ............................................................32
Component Test ......................................................................32
Bypass Humidifier Mode........................................................32
Dehumidification Mode ..........................................................33
Zone Mode ..............................................................................33
START-UP PROCEDURES ..................................................33-38
General ....................................................................................33
Select Setup Switch Positions...........................................33-34
Prime Condensate Trap With Water ......................................34
Purge Gas Lines......................................................................34
Adjustments .......................................................................34-38
Set Gas Input Rate ............................................................34-37
Set Temperature Rise ........................................................37-38
Set Thermostat Heat Anticipator............................................38
CHECK SAFETY CONTROLS..................................................38
Check Primary Limit Control.................................................38
Check Pressure Switch ...........................................................38
CHECKLIST...........................................................................38-39
Form 58MVP-5SI
ama
As an ENERGY STAR Partner, Carrier Corporation has
determined that this product meets the ENERGY STAR
guidelines for energy efficiency.
AIRFLOW
UPFLOW
HORIZONTAL
LEFT
RIGHT
DOWNFLOW
AIRFLOW
Pg 1
6-95
Replaces: 58MVP-2SI
58MVP
A PP R O VED
R
AIRFLOW
A93041

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  • Page 1: Table Of Contents

    For Sizes 040—120 Series 121 ® A PP R O VED A93040 As an ENERGY STAR Partner, Carrier Corporation has determined that this product meets the ENERGY STAR NOTE: Read the entire instruction manual before starting the guidelines for energy efficiency.

  • Page 3: Safety Considerations

    → SAFETY CONSIDERATIONS ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS Installing and servicing heating equipment can be hazardous due to gas and electrical components. Only trained and qualified person- nel should install, repair, or service heating equipment. Untrained Electrostatic discharge can affect electronic components. personnel can perform basic maintenance functions such as clean- Take precautions during furnace installation and servicing to ing and replacing air filters.

  • Page 4: Introduction

    INTRODUCTION The 58MVP Multipoise Condensing Gas-Fired Furnaces are A.G.A./C.G.A. certified for natural and propane gases and for installation in alcoves, attics, basements, closets, utility rooms, Improper installation, adjustment, alteration, service, mainte- crawlspaces, and garages.
  • Page 5 FURNACE BLOWER SHELF CONDENSATE DOOR TRAP FURNACE CONDENSATE DOOR FURNACE TRAP (INSIDE) FURNACE SIDE SIDE FIELD FIELD DRAIN DRAIN CONN CONN ALTERNATE DRAIN TUBE LOCATION SIDE VIEW FRONT VIEW END VIEW FRONT VIEW CONDENSATE TRAP DRAIN TUBE LOCATION HORIZONTAL DOWNFLOW AND ALTERNATE UPFLOW APPLICATIONS APPLICATIONS EXTERNAL UPFLOW APPLICATIONS...
  • Page 6 PLUG PLUG COLLECTOR BOX COLLECTOR BOX DRAIN TUBE (BLUE DRAIN TUBE (BLUE & WHITE STRIPED) & WHITE STRIPED) COLLECTOR BOX COLLECTOR BOX TUBE (PINK) TUBE (PINK) COLLECTOR BOX TUBE (GREEN) COLLECTOR BOX INDUCER HOUSING DRAIN TUBE (GREEN) (MOLDED) DRAIN TUBE (BEHIND COLLECTOR BOX DRAIN TUBE) CONDENSATE...

  • Page 7: Downflow Applications

    Step 3—Downflow Applications c. Connect LOWER collector box drain connection to con- densate trap. A downflow furnace application is where furnace blower is located above combustion and controls section of furnace and conditioned (1.) Condensate Trap Located on Left Side of Casing air is discharged downwards.

  • Page 8: Horizontal Left (Supply-Air Discharge) Applications

    d. Use inducer housing drain tube (violet label and factory- supplied in loose parts bag) to connect LOWER inducer Local codes may require a drain pan under entire furnace and housing drain connection to the condensate trap. condensate trap when a condensing furnace is used in an attic e.

  • Page 9: Horizontal Right (Supply-Air Discharge) Applications

    PLUG COLLECTOR BOX AUXILIARY "J" BOX DRAIN TUBE RELOCATED HERE (BLUE AND WHITE STRIPED) CONDENSATE COLLECTOR BOX TRAP TUBE (GREEN) INDUCER HOUSING COLLECTOR BOX DRAIN TUBE (VIOLET) EXTENSION TUBE COLLECTOR BOX COLLECTOR DRAIN TUBE (BLUE) BOX EXTENSION DRAIN TUBE DRAIN TUBE COUPLING COLLECTOR BOX TUBE (PINK) RELOCATE TUBE BETWEEN BLOWER SHELF AND INDUCER HOUSING FOR 040, 060, AND 080 HEATING INPUT FURNACES...
  • Page 10 COMBUSTION – AIR INTAKE VENT A 12-IN. MIN HORIZONTAL PIPE SECTION IS RECOMMENDED WITH SHORT (5 TO 8 FT) VENT SYSTEMS TO REDUCE EXCESSIVE CONDENSATE DROPLETS FROM ″ EXITING THE VENT PIPE. WORK AREA ″ ⁄ MANUAL SHUTOFF ACCESS OPENING GAS VALVE FOR TRAP DRAIN...

  • Page 11: Location

    COLLECTOR BOX DRAIN TUBE (BLUE) COLLECTOR BOX TUBE (GREEN) PLUG COLLECTOR BOX TUBE (PINK) CONDENSATE TRAP COLLECTOR BOX DRAIN TUBE (BLUE AND WHITE STRIPED) INDUCER HOUSING DRAIN TUBE (VIOLET) COLLECTOR BOX EXTENSION TUBE A93354 Fig. 11—Horizontal Right Tube Configuration 5. Route this extended tube (pink label) to condensate trap relief port connection.

  • Page 12: Low-Fire Only Installation

    Step 2—Low-Fire Only Installation temperature must not exceed a maximum of 85°F. Failure to follow This 58MVP furnace can be installed to operate in the low-fire these return-air temperature limits may affect reliability of heat only heating mode when sized using the low-fire heating capacity.

  • Page 13: Hazardous Locations

    Step 4—Hazardous Locations 3. Install another nut on other side of furnace base. (Install flat washer if desired.) 4. Adjust outside nut to provide desired height, and tighten inside nut to secure arrangement. NOTE: Bottom closure must be used when leveling legs are used. See Bottom Closure Panel section.

  • Page 14: Installation On A Combustible Floor (Downflow Applications)

    FURNACE FURNACE (OR COIL CASING WHEN USED) DOWNFLOW PLENUM SUBBASE A73383 Fig. 14—Furnace on a Concrete Slab SHEET METAL PLENUM (Non-Garage Installation) Step 3—Installation on a Combustible Floor (Downflow Applications) 1. Cut and frame hole in floor per dimensions in Installation Instructions packaged with downflow subbase kit.

  • Page 15: Bottom Closure Panel

    ⁄ -IN. ROD ANGLE ″ ⁄ IRON OR EQUIVALENT ALTERNATE SUPPORT LOCATION 4-IN. MIN 8-IN. MAX DRAIN (A) ROD LOCATION USING DIMPLE LOCATORS -IN. MAX (SEE DIMENSIONAL -IN. HEX NUT ALTERNATE SUPPORT DWG FOR & WASHER (4) LOCATION FROM BACK LOCATIONS) REQD PER ROD NOTES:...
  • Page 16 Table 2—Maximum Capacity of Pipe* NOMINAL 3 ″ LENGTH OF PIPE (FT) IRON INTERNAL PIPE DIAMETER ″ SIZE (IN.) (IN.) 0.622 1 ″ 0.824 1.049 1-1/4 1.380 1400 FIELD-SUPPLIED 1-1/2 1.610 2100 1460 1180 FILTER FILLER * Cubic ft of gas per hr for gas pressures of 0.5 psig (14-in. wc) or less, and a STRIP FOR pressure drop of 0.5-in.

  • Page 17: Electrical Connections

    FIELD 24-VOLT WIRING FIELD 115-, 208/230-, 460-VOLT WIRING FACTORY 24-VOLT WIRING FACTORY 115-, 208/230-, 460-VOLT WIRING NOTE 5 THERMOSTAT FIVE TERMINALS FIELD-SUPPLIED WIRE FUSED DISCONNECT THREE-WIRE 208/230- OR HEATING 460-VOLT ONLY THREE PHASE W/W1 115-VOLT NOTE SINGLE PHASE 208/230- VOLT SINGLE 115-VOLT FIELD- AUXILIARY...

  • Page 19: 24-V Wiring

    rating plate. Also, check to be sure that service provided by utility 2. Rotate J-box 180° and attach box to right side, using holes is sufficient to handle load imposed by this equipment. Refer to provided. rating plate or Table 3 for equipment electrical specifications. Make all electrical connections in accordance with NEC ANSI/NFPA 70-1993 and any local codes or ordinances that might If manual disconnect switch is to be mounted on furnace,...

  • Page 20: Direct Venting

    DIRECT VENTING 6. After it has been determined that each appliance remaining The 58MVP Furnaces require a dedicated (one 58MVP furnace connected to common vent system properly vents when tested only) direct vent system. In a direct vent system, all air for...

  • Page 21: Combustion-Air And Vent Piping

    ‡ 36 in. to electric meter in Canada only. NOTES: drainage of vent condensate. 1. If installing 2 adjacent 58MVP Furnaces, refer to Multiventing and Vent Terminations section for proper vent configurations. Combustion-air and vent pipes must terminate together in same 2.
  • Page 22 When vent pipe is exposed to temperatures below freezing, Solvent cements are combustible. Keep away from heat, such as when it passes through an unheated space or when a sparks, and open flame. Use only in well ventilated areas. chimney is used as a raceway, pipe must be insulated as Avoid breathing in vapor or allowing contact with skin or shown in Table 6 with Armaflex-type insulation.
  • Page 23 3. Use largest diameter pipe determined in 1. and 2. above for susceptible to areas where light snow or other sources of moisture both pipes. could be pulled in. NOTE: Do not count elbows or pipe sections in terminations or If use of this drain connection is desired, drill out fitting’s tap within furnace.
  • Page 24 Table 5—Maximum Allowable Pipe Length (Ft) PIPE NUMBER OF 90° ELBOWS TERMINATION ALTITUDE UNIT SIZE DIAMETER TYPE (IN.)* 1-1/2 2 Pipe or 2-In. 040-14 Concentric 1-1/2 2 Pipe or 2-In. 060-14 Concentric 1-1/2 080-14 2 Pipe or 2-In. →080-20 Concentric 0 to 2000 2 Pipe or 2-In.

  • Page 25: Concentric Vent And Combustion-Air Termination Kit Installation

    Table 5—Maximum Allowable Pipe Length (Ft) Continued PIPE NUMBER OF 90° ELBOWS TERMINATION ALTITUDE UNIT SIZE DIAMETER TYPE (IN.)* 1-1/2 2 Pipe or 2-In. 040-14 Concentric 1-1/2 2 Pipe or 2-In. 060-14 Concentric 1-1/2 080-14 2 Pipe or 2-In. 6001 to 7000‡ →080-20 Concentric 2 Pipe or 2-In.
  • Page 26 ROOF 18″ MAXIMUM BRACKET COUPLING COMBUSTION VERTICAL SEPARATION VENT BETWEEN COMBUSTION AIR AND VENT 8 3 / 4 ″ FOR 3″ KIT 6 3 / 4 ″ FOR 2″ KIT MAINTAIN 12 IN. MINIMUM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL. MAXIMUM OF 24 IN.
  • Page 27 Table 6—Maximum Allowable Exposed Vent Pipe Length (Ft) With Insulation in Winter Design Temperature Ambient* WINTER INSULATION THICKNESS (IN.)† UNIT MAXIMUM PIPE DESIGN TEMPERA- SIZE DIAMETER TURE (°F) 040-14 060-14 080-14 →080-20 2-1/2 100-20 2-1/2 2-1/2 →120-20 * Pipe length (ft) specified for maximum pipe lengths located in unconditioned spaces. Pipes located in unconditioned space cannot exceed total allowable pipe length as specified in Table 5.

  • Page 28: Multiventing And Vent Terminations

    Step 4—Multiventing and Vent Terminations supplied trap prior to the furnace drain connection. All drain When 2 or more 58MVP Furnaces are vented near each other, each connections (furnace, A/C, or humidifier) must be terminated into furnace must be individually vented. NEVER common vent or an open or vented drain as close to the respective equipment as breach vent 58MVP furnaces.
  • Page 29 A85182 Fig. 36—Rooftop Termination (Dimension "A" is Touching or 2-In. Maximum Separation) 1″ MAXIMUM VENT (TYP) VENT COMBUSTION AIR VENT COMBUSTION VENT A93056 A93057 Fig. 37—Concentric Vent and Combustion-Air Roof Fig. 38—Concentric Vent and Combustion-Air Side Termination (Dimension "A" is Touching or Termination (Dimension "A"...

  • Page 30: Sequence Of Operation

    low-heat speed for 60 sec when power is restored before heating cycle is resumed. Step 1—Self-Test Mode The control center goes through a brief self test whenever 115-v or 24-v power is interrupted. The self test takes approximately 2 sec to complete.

  • Page 31: Heating Mode-Two Stage

    9. Blower off delay—When thermostat is satisfied, the R-W/W1 7. Flame sensing—When burner flame is sensed, control center signal is terminated, de-energizing gas valve (stopping gas holds gas valve open. If burner flame is not sensed, control flow to burners) and HUM terminal is de-energized. center de-energizes gas valve and ignition sequence is re- peated.

  • Page 32: Continuous Fan Mode

    3. Ignitor warm up—After prepurge period, HSI is energized 3. Operating with continuous fan (R-G) and call for cooling for 17 sec. (R-Y/Y2) is received—See Cooling Mode section. After call for cooling (R-Y/Y2) is terminated, the blower remains 4. Ignition sequence—After HSI warm-up period is completed, operating at cooling speed for 90 sec before resuming con- the gas valve is energized, permitting gas flow to the burners tinuous fan speed.

  • Page 33: Dehumidification Mode

    Table 7—Air Conditioning (A/C) Airflow Setup Switch Position A/C SETUP ALLOWABLE FURNACE MODEL SETUP AIRFLOW SWITCH POSITION CONDITIONER (CFM) →080-20 →120-20 (TONS) A/C-1 A/C-2 A/C-3 040-14 060-14 080-14 100-20 1200 or 3 Tons 3 Tons 3 Tons 5 Tons 5 Tons 5 Tons Default 2000...

  • Page 34: Prime Condensate Trap With Water

    Table 8—Continuous Fan (CF) Airflow Setup Switch Position CF SETUP CONTINUOUS ALLOWABLE FURNACE MODEL SETUP SWITCH POSITION →060080 →060120 (CFM) CF-1 CF-2 CF-3 042040 042060 042080 060100 Default 565* 515* 690* 690* 860* 1035* — — — 1000 1200 1400 1600 —...
  • Page 35 Verify the furnace model. Table 11 can only be used for b. Turn off all other gas appliances and pilots. model 58MVP Furnaces. c. Start furnace and let run for 3 minutes. d. Find natural gas heat value and specific gravity in Table 11.
  • Page 36 Table 11—Model 58MVP 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 37: Set Temperature Rise

    Table 12—Gas Rate Cu Ft/Hr aligned orifice hole is essential for proper flame characteristics. g. Remove jumper R-W2 after high-heat adjustment. SIZE OF TEST DIAL SIZE OF TEST DIAL SECONDS SECONDS FOR 1 FOR 1 h. Replace burner enclosure front and measure adjusted gas REVOLUTION REVOLUTION cu ft...

  • Page 38: Set Thermostat Heat Anticipator

    CHECK SAFETY CONTROLS c. Check all return and supply ducts for excessive restrictions causing static pressure greater than 0.5-in. wc. Step 1—Check Primary Limit Control This control shuts off the combustion control system and energizes d. Ensure bypass humidifier switch (BPH) setup switch SW-3 the air-circulating blower motor if the furnace overheats.
  • Page 39 CHECKLIST—INSTALLATION Condensate Drain Load Calculation ________ Unit Level or Pitched Forward ____________ Heating Load (Btuh) Internal Tubing Connections Free of ________ Kinks and Traps ____________ Cooling Load (Btuh) External Drain Connection Leak Tight ____________ Furnace Model Selection ________ and Sloped COMBUSTION AND VENT PIPING Condensate Trap Primed before ________...
  • Page 40 [ ] Classroom Service Training A94328 Copyright 1995 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231 58mvp5si Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

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