Sears 9MPD- User Manual
Sears 9MPD– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – Required Notice for Massachusetts Installations; Important
- Page 3 – START; Checks and Adjustments
- Page 4 – SAFETY CONSIDERATIONS; Safe Installation Requirements; WARNING; NOTE
- Page 5 – Safety Rules; Frozen Water Pipe Hazard; during freezing weather without turning off water; CAUTION; Winter Shutdown
- Page 6 – Installation; tion Air Check; Location and Clearances; Combustion & Ventilation Air; “Condensate Trap Freeze Protection Section”)
- Page 7 – Installation Requirements; NOT
- Page 8 – TOP; FRONT
- Page 9 – Use care and wear appropriate clothing, safety; Hammer and Screwdriver used
- Page 10 – Horizontal Furnace Installation; Typical Horizontal Installation; For Single Pipe Installation; combustion and ventilation air.; Outdoor Combustion Air Method
- Page 11 – Requirements; Figure 6; Table 1
- Page 12 – Indoor Combustion Air; Standard; and; ft
- Page 13 – Ventilation Air; For Two Pipe Installation
- Page 14 – Vent and Combustion Air Piping; Contaminated Combustion Air
- Page 15 – Sizing Combustion Air and Vent Pipe; Table 3; Vent Termination Clearances
- Page 16 – Figure 8
- Page 17 – Figure 9
- Page 18 – Condensate Drain Trap; Condensate Drain Trap Freeze Protection; MUST
- Page 19 – Upflow Installations Top Vent; Trap
- Page 20 – Upflow Installations Vent through Left; Both
- Page 21 – All Models Vent through Right
- Page 22 – EXHAUS; Downflow Left; Note
- Page 23 – Downflow Right
- Page 24 – Horizontal Left through Top
- Page 25 – Horizontal Left
- Page 26 – Horizontal Right through Top
- Page 27 – Horizontal Right
- Page 28 – Connecting Tee Trap to Condensate; Important: Prime both traps with water before operation.; Connecting Vent and Combustion Air Piping; to prevent leakage of flue gases.; Combustion Air Pipe Connection (; Dual Certified or; Vent Pipe Connection; Note: The vent fitting MUST be installed with the air flow
- Page 29 – Joining Pipe and Fittings; Connecting Vent Pipes and Termination; Horizontal Termination
- Page 30 – Sidewall Termination with Exterior; Recommended Alternate Installation; Using Exterior Risers; Rooftop Termination; Vent Termination Shielding
- Page 31 – OR
- Page 32 – Concentric Termination; Table 5; Do not use field supplied couplings to extend the pipes.
- Page 33 – Gas Supply and Piping; Gas Supply Requirements; Gas Piping Requirements
- Page 34 – Typical Gas Piping for Upflow; Typical Gas Piping for Downflow; Additional Propane Connection Requirements; when operating the furnace with Propane gas.
- Page 35 – Table 8; Manifold Gas Pressure Adjustment; Table 9
- Page 36 – General Derating Rules
- Page 37 – High Altitude Input Rate =; High Altitude Air Pressure Switch; Natural Gas Input Rating Check; SEE CHECKS AND ADJUSTMENTS, Natural Gas Input Rating; Final Gas Piping Check; AVERTISSEMENT
- Page 38 – Electrical Wiring; Power Supply Wiring; Furnace Control
- Page 39 – Furnace Control Fuse; Control Board; Ductwork and Filter; room where furnace is located. Return air duct; condensate to form resulting in heat exchanger; Connections; can not
- Page 40 – Side Return Air Cutout; Sizing; Side Mounted Filter Rack; Filter Installation using Optional Filter Rack; Bottom Mounted Filter Rack
- Page 41 – Addition Of Air Conditioning; Combustible Floor Installation; Subbase for Combustible Floor
- Page 42 – Verify the input rate of the furnace.; Startup; Gas Supply Pressure
- Page 43 – immediately shut OFF power to furnace. Check for; Typical Gas Control Valve; Main Burner
- Page 44 – Temperature Rise Check; Continuous-Fan Operation using “G”
- Page 45 – Furnace Maintenance; See
- Page 46 – Sequence of Operation & Diagnostics
- Page 47 – Heating Request with Gas Shut Off:
- Page 48 – Four Position Furnace; Models
- Page 49 – Model Specifications
- Page 57 – See Tables below for bellyband location on motor; Bellyband Location on *9MPD Motor
- Page 59 – amp fuse; M P
Printed in U.S.A.
440 01 1024 04
Dec. 2010
INSTALLATION INSTRUCTIONS
90+ Single Stage, Category IV, Gas Furnace
N9MP1, N9MP2, N9MPD
C9MPD, H9MPD, T9MPD
(Upflow/Downflow/Horizontal)
These instructions must be read and understood completely before attempting installation.
Safety Labeling and Signal Words
DANGER, WARNING, CAUTION, and NOTE
The signal words
DANGER, WARNING
,
CAUTION
,
and
NOTE
are used to identify levels of
hazard seriousness. The signal word
DANGER
is
only used on product labels to signify an immediate
hazard. The signal words
WARNING
,
CAUTION
,
and
NOTE
will be used on product labels and
throughout this manual and other manual that may
apply to the product.
DANGER
−
Immediate hazards which will result in
severe personal injury or death.
WARNING
−
Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION
−
Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE
−
Used to highlight suggestions which will
result in enhanced installation, reliability, or
operation.
!
WARNING
Signal Words in Manuals
The signal word
CAUTION
is used throughout
this manual in the following manner:
!
CAUTION
Signal Words on Product Labeling
Signal words are used in combination with
colors and/or pictures or product labels.
The signal word
WARNING
is used throughout
this manual in the following manner:
Safety
−
alert symbol
When you see this symbol on the unit and in
instructions or manuals, be alert to the
potential for personal injury.
TABLE OF CONTENTS
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Safe Installation Requirements
. . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . .
Vent and Combustion Air Piping
. . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . .
Sequence of Operation & Diagnostics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
International Comfort Products, LLC
Lewisburg, TN 37091 U.S.A.
www.icpusa.com
Use of the AHRI Certified TM Mark indicates a
manufacturer’s participation in the program.
For verification of certification for individual
products, go to www.ahridirectory.org .
!
WARNING
PERSONAL INJURY, AND/OR PROPERTY
DAMAGE HAZARD
Failure to carefully read and follow this warning could
result in equipment malfunction, property damage,
personal injury and/or death.
Installation or repairs made by unqualified persons could
result in equipment malfunction, property damage,
personal injury and/or death.
The information contained in this manual is intended for
use by a qualified service technician familiar with safety
procedures and equipped with proper tools and test
instruments.
Installation must conform with local building codes and
with the Natural Fuel Gas Code (NFCG) NFPA 54/ANSI
Z223.1, and National standards of Canada
CAN/CSA
−
B149.1 and .2 Natural Gas and Propane
Installation Codes.
INSTALLER:
Affix these instructions on or adjacent to the
furnace.
CONSUMER:
Retain these instructions for future
reference.
Portions of the text and tables are reprinted from NFPA 54 /ANSI Z223.1
−
2009
©
, with permission of National Fire Protection Association, Quincy, MA 02269 and American Gas Association, Washington, DC
20001. This reprinted material is not the complete and official position of the NFPA or ANSI, on the referenced subject, which is represented only by the standard in its entirety.
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
Summary
440 01 1024 04 Specifications are subject to change without notice. 2 Required Notice for Massachusetts Installations Important The Commonwealth of Massachusetts requires compliance with regulation 248 CMR as follows:5.08: Modifications to NFPA − 54, Chapter 10 2) Revise 10.8.3 by adding the followi...
Specifications are subject to change without notice. 440 01 1024 04 3 START − UP CHECK SHEET For 90+ Furnace (This sheet is optional. Keep this page for future reference.) Date of Start − Up: Dealer Name : Address : City, State(Province), Zip or Postal Code : Phone : Owner Name : Address : City, Sta...
4 440 01 1024 04 Specifications are subject to change without notice SAFETY CONSIDERATIONS I m p r o p e r i n s t a l l a t i o n , a d j u s t m e n t , a l t e r a t i o n , s e r v i c e , maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause death,...
