Page 1
G A S F U R N A C E S G61MPV DAVE LENNOX SIGNATURE ® COLLECTION Multi−Position − Two−Stage Heat − Variable Speed Blower E N G I N E E R I N G D A T A Bulletin No.
Page 2
Kits. control panel must be able to interface and communicate CSA certified. with the variable speed blower motor in the unit. Lennox Termination Kits − Wall Assembly Harmony IIIt Zone Control Panel has this capability. Close Couple − Direct Vent Applications Only 2 or 3 inch kit consists of close-couple, side-by-side PVC DIRECT VENT / NON−DIRECT VENT...
Page 3
Cemented to steatite block for protection against current ® Lennox Duralok Plus Heat Exchanger Assembly leakage. Lennox developed heat exchanger assembly consists of Ignition leads constructed of nickel plated copper primary heat exchanger and secondary condenser coil enclosed in high temperature Teflon insulation for assembly.
Page 4
Electronic flame sensor assures safe, reliable operation. Should flame fail to ignite, flame sensor will initiate 4 re−attempts at ignition before locking out unit operation for 60 minutes. G61MPV / Page 4...
Page 5
66 ft. length, 1/2 in. wide fiberglass. Thermostat 60 ft. length, 2 in. wide aluminum foil. See Thermostat bulletins in Controls section and Lennox Condensate Trap Alternate Location Kit Price Book for a complete list of thermostats. Allows condensate drain to be installed on the opposite CABINET side of the furnace from the exhaust venting (up−flow...
NOTE − Filters and provisions for mounting are not furnished and must be field provided. Annual Fuel Utilization Efficiency based on DOE test procedures and according to FTC labeling regulations. Isolated combustion system rating for non−weatherized furnaces. G61MPV / Page 6...
Page 7
56M22 56M22 56M23 59M13 59M14 59M87 59M87 −135 59M17 − − − 56M93 56M93 59M13 59M14 59M87 59M87 High Altitude Orifice Kit is required and must be ordered separately for applications from 7501 to 10,000 ft. G61MPV / Page 7...
Page 8
Requires field provided 2 in. outdoor exhaust accelerator. For use only in non−direct vent applications, when snow riser is not required. Requires field provided 2 in. outdoor exhaust accelerator. Outdoor exhause accelerator included in 71M80 kir; for use with −045−070−071 models. G61MPV / Page 8...
National Standard of Canada CAN/CGA-149.1 and .2. Allow proper clearances to accommodate condensate trap and vent pipe installation. Do not install the furnace directly on carpeting, tile, or other combustible materials other than wood flooring. G61MPV / Page 9...
Page 10
(597) 4−1/4 3/4 (19) Bottom Return Bottom Return (108) Air Opening Air Opening FRONT VIEW SIDE VIEW Model No Model No. G61MPV−36B−045 G61MPV−36B−070 17−1/2 16−3/8 G61MPV−36B−071 G61MPV−36C−090 G61MPV−60C−090 G61MPV−60C−091 19−7/8 19−1/2 G61MPV−60C−110 G61MPV−60C−111 G61MPV−60D−135 24−1/2 23−3/8 G61MPV / Page 10...
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 442 cfm. G61MPV−36B−045 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 17
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−36B−070 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 18
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−36B−071 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 19
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 479 cfm. G61MPV−36C−090 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 20
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 449 cfm. G61MPV−60C−090 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 21
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 449 cfm. G61MPV−60C−090 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 22
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 449 cfm. G61MPV−60C−090 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 23
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−60C−091 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 24
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−60C−091 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 25
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−60C−091 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 26
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 463 cfm. G61MPV−60C−110 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 27
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 463 cfm. G61MPV−60C−110 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 28
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 463 cfm. G61MPV−60C−110 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 29
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−60C−111 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 30
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−60C−111 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 31
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 458 cfm. G61MPV−60C−111 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 32
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 470 cfm. G61MPV−60D−135 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 33
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 470 cfm. G61MPV−60D−135 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 34
First stage COOL (two−stage air conditioning units only) is approximately 70% of the same second stage COOL speed position. Continuous Fan Only speed is approximately 38% of the same second stage COOL speed position − minimum 500 cfm. Lennox Harmony IIIt Zone Control Applications − Minimum blower speed is 470 cfm. G61MPV−60D−135 BLOWER MOTOR WATTS Motor Watts @ Various External Static Pressures −...
Page 36
Contact us at 1−800−4−LENNOX NOTE − Due to Lennox’ ongoing committment to quality, Specifications, Ratings and Dimensions subject to change without notice and without incurring liability. Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury.