Submittal Sheet

4/19—Printed in U.S.A.
Lochinvar, LLC
300 Maddox Simpson Parkway
Lebanon, Tennessee 37090
P: 615.889.8900 / F: 615.547.1000
Lochinvar.com
Domestic Coil Shipping
Model Capacity Water Connection Weight
Number (Gallons) A B C D E F Conn. Size (lbs.)
SIT030 27 39-1/2” 20” 32-1/4” 21-3/4” 8-1/4” 3” 1” 1” 79
SIT040 40 55-1/2” 20” 48-1/2” 25-1/4” 8-1/4” 3” 1” 1” 105
SIT050 52 48” 24” 39-3/4” 24-1/2” 9-1/4” 3-3/4” 1” 1” 131
SIT065 67 60” 24” 52-1/4” 28” 9-1/4” 3-1/4” 1-1/2” 1” 147
SIT080 82 69-1/2” 24” 61-3/4” 28” 9-1/4” 3-1/4” 1-1/2” 1” 177
SIT119 113 68-1/4” 28” 60-1/4” 31-3/4” 9-1/4” 3-1/4” 1-1/2” 1” 213
Heat Source Standby First Continuous 1st Hour Min. Flow Friction
Model Water Volume Loss Draw Delivery Delivery Coil Load Rate Loss
Number (Gallons) (°F/Hr) (Gallons) (GPH) (Gallons) (Btu/Hr) (GPM) (Ft. Hd.)
SIT030 1.1 1.5 24 160 184 99,000 14.0 3.9
SIT040 1.6 0.9 27 181 208 115,000 14.0 4.5
SIT050 1.7 0.9 45 210 255 133,000 14.0 5.3
SIT065 1.9 0.7 65 263 328 154,000 14.0 5.7
SIT080 2.1 0.6 74 266 340 160,000 14.0 5.7
SIT119 3.2 0.5 109 308 418 199,999 14.0 6.5
Performance data is based on IWH-TS1 test results. All ratings are based on 180°F boiler water temperature with incoming cold water at 58°F and a Delta T of 77°F.
Includes tank sensor for use with KNIGHT Heating Boiler.
Optional thermostat available for use with other boiler models.
F
E
D
C
A
B
45
o
22.5
o
BOILER
IN
BOILER
OUT
SENSOR
WELL
COLD WATER
INLET
HOT WATER
OUTLET
RELIEF VALVE
(Shipped loose)
STAINLESS STEEL INDIRECT WATER HEATER Dimensions & Specifications