Lennox
G60UHX Series, Service Manual

Page: 10 / 40

Page 10
BLOWER DATA Cont.
G60UH−60D−135 with 1 hp PERFORMANCE − Single Side Return Air − Air volumes in bold require field fabricated transition
to accommodate 20 x 25 x 1 in. (508 x 635 x25 mm) cleanable air filter in order to maintain proper air velocity.
External Static
Air Volume / Watts at Different Blower Speeds
External Static
Pressure
High Medium−High Medium−Low Low
in. w.g. Pa cfm L/s Watts cfm L/s Watts cfm L/s Watts cfm L/s Watts
.00 0 2455 1160 1336 2170 1025 1019 1850 875 829 1555 735 673
.10 25 2380 1125 1299 2140 1010 974 1840 870 812 1550 730 664
.20 50 2305 1085 1266 2105 995 947 1830 865 791 1545 730 656
.30 75 2235 1055 1234 2045 965 914 1820 860 774 1540 725 642
.40 100 2160 1020 1240 1985 935 886 1800 850 755 1540 725 628
.50 125 2065 975 1170 1925 910 863 1745 825 726 1535 725 614
.60 150 1990 940 1146 1870 880 844 1700 800 706 1505 710 599
.70 175 1895 895 1111 1775 835 808 1655 780 689 1465 690 573
.80 200 1805 850 1074 1680 790 779 1565 740 656 1425 670 562
.90 225 1695 800 1042 1590 750 752 1480 700 630 1335 630 533
NOTE − All air data is measured external to unit with 1 in. (25 mm) cleanable filter (not furnished − field provided) in place. Also see Filter Air Resistance table.
HIGH ALTITUDE
HIGH ALTITUDE / MANIFOLD PRESSURE INFORMATION
Altitude Manifold Pressure
t ll ltit d
Model
Input
Gas
0 − 4500 ft.
(0 − 1372 m)
4,501 − 7500 ft.
(1373 − 2286 m)
7501−10,000 ft.
(2286 − 3048 m)
at all altitudes
Input
Size
Gas
Required
Conversion
Pressure
Required
Conversion
1
Pressure
Required
Conversion
1
Pressure
Low Fire High Fire
Conversion
Kit
Pressure
Switch
Conversion
Kit
Pressure
Switch
Conversion
Kit
Pressure
Switch
in. w.g. kPa in. w.g. kPa
045/070−1
Nat. N/A N/A N/A N/A 59M16 18M64 1.7 0.42 3.5 0.87
045/070−1
to −6
LPG 59M13 N/A 59M13 N/A 59M14 18M64 4.9 1.22 10.0 2.5
045/070−7
Nat. N/A N/A N/A N/A 59M17 18M64 1.7 0.42 3.5 0.87
045/070−7
and later
LPG 59M13 N/A 59M13 N/A 59M14 18M64 4.9 1.22 10.0 2.5
090 1 to 6
Nat. N/A N/A N/A 18M61 59M16 18M64 1.7 0.42 3.5 0.87
090−1 to −6
LPG 59M13 N/A 59M13 18M61 59M14 18M64 4.9 1.22 10.0 2.5
090−7 and
Nat. N/A N/A N/A 18M61 59M17 18M64 1.7 0.42 3.5 0.87
090−7 and
later
LPG 59M13 N/A 59M13 18M61 59M14 18M64 4.9 1.22 10.0 2.5
110/135−1
Nat. N/A N/A N/A 18M63 59M16 18M61 1.7 0.42 3.5 0.87
110/135−1
to −6
LPG 59M13 N/A 59M13 18M63 59M14 18M61 4.9 1.22 10.0 2.5
110/135−7
Nat. N/A N/A N/A 18M63 59M17 18M61 1.7 0.42 3.5 0.87
110/135−7
and later
LPG 59M13 N/A 59M13 18M63 59M14 18M61 4.9 1.22 10.0 2.5
Pressure switch is factory set. No adjustment necessary. All models use the factory installed pressure switch from 0−4500 feet (0−1372 m).
1 − Conversion requires 2 pressure switches