
5
HEATER UNITS COVERED IN THIS MANUAL (cont.)
CENTRIFUGAL HEATERS
PART #
DESCRIPTION
WITH THERMOSTAT CONTROL (50F-180F TEMP RISE UNLESS NOTED)
S27763
7.5 -15 HP LP VAPOR 2.7 M BTU/HR WITH THERMOSTAT CONTROL
S17518
7.5 - 15 HP LP LIQUID 2.7 M BTU/HR WITH THERMOSTAT CONTROL
S17839
7.5 -15 HP NATURAL GAS 2.2 M BTU/HR WITH THERMOSTAT CONTROL
S20352
7.5 - 15 HP LP VAPOR .72 M BTU/HR SUPER LOW TEMP WITH THERMOSTAT CONTROL (10F-30F TEMP RISE)
S27612
20 HP LP VAPOR 3.7 M BTU/HR WITH THERMOSTAT CONTROL
S22453
20 HP LP LIQUID 3.7 M BTU/HR WITH THERMOSTAT CONTROL
S19999
20 HP NATURAL GAS 2.2 M BTU/HR WITH THERMOSTAT CONTROL
WITH MODULATING GAS VALVE (50F-180F TEMP RISE UNLESS NOTED)
S17520
7.5 - 15 HP LP LIQUID 2.7 M BTU/HR WITH MODULATING GAS VALVE
S27610
7.5 - 15 HP NATURAL GAS 2.2 M BTU/HR WITH MODULATING GAS VALVE
S23440
20 HP LP VAPOR 3.7 M BTU/HR WITH MODULATING GAS VALVE
S17630
20 HP LP LIQUID 3.7 M BTU/HR WITH MODULATING GAS VALVE
WITH SOLID STATE HIGH-LOW FIRE CONTROL (50F-180F TEMP RISE UNLESS NOTED)
S17519
7.5 - 15 HP LP LIQUID 2.7 M BTU/HR WITH HIGH-LOW FIRE CONTROL
S27540
7.5 - 15 HP NATURAL GAS 2.2 M BTU/HR WITH HIGH-LOW FIRE CONTROL
S27613
20 HP LP VAPOR 3.7 M BTU/HR HIGH-LOW FIRE CONTROL
S27611
20 HP LP LIQUID 3.7 M BTU/HR WITH HIGH-LOW FIRE CONTROL
S27614
20 HP NATURAL GAS 2.2 M BTU/HR WITH HIGH-LOW FIRE CONTROL
WITH DUAL CONTROL (THERMOSTAT/HUMIDISTAT) (50F-180F TEMP RISE UNLESS NOTED)
S27704
7.5 - 15 HP LP VAPOR 2.7 M BTU/HR WITH DUAL CONTROLS
S27703
7.5 - 15 HP LP LIQUID 2.7 M BTU/HR WITH DUAL CONTROLS
S27706
7.5 - 15 HP NATURAL GAS 2.2 M BTU/HR WITH DUAL CONTROLS
S27705
7.5 - 15 HP LP VAPOR .72 M BTU/HR SUPER LOW TEMP WITH DUAL CONTROLS (10F-30F TEMP RISE)
S27707
20 HP LP VAPOR 3.7 M BTU/HR WITH DUAL CONTROLS
S27708
20 HP LP LIQUID 3.7 M BTU/HR WITH DUAL CONTROLS
S27709
20 HP NATURAL GAS 2.2 M BTU/HR WITH DUAL CONTROLS