Chromalox NWHO-33015 Electric Heater User Manual


 
RENEWAL PARTS IDENTIFICATION
Note: When ordering parts for Model Numbers suffixed by “XX” or any other letters not specifically identified on this instruction sheet, order Renewal Parts on special order basis, giving
name of part, part number, model number and description.
Regular Oil Heater
Heating
Model Volts Phase kW Elements
NWHO-33015 240 1 3 155-024796-031
NWHO-33015 240 3 ss 3 155-024796-032
NWHO-33015 480 1 3 155-024796-033
NWHO-33015 480 3 ss 3 155-024796-034
NWHO-34515 240 1 4.5 155-024796-036
NWHO-34515 240 3 ss 4.5 155-024796-037
NWHO-34515 480 1 4.5 155-024796-038
NWHO-34515 480 3 ss 4.5 155-024796-039
NWHO-36015 240 1 6 155-024796-041
NWHO-36015 240 3 ss 6 155-024796-042
NWHO-36015 480 1 6 155-024796-043
NWHO-36015 480 3 ss 6 155-024796-044
NWHO-37515 240 1 7.5 155-024796-046
NWHO-37515 240 3 ss 7.5 155-024796-047
NWHO-37515 480 1 7.5 155-024796-048
NWHO-37515 480 3 ss 7.5 155-024796-049
NWHO-39015 240 1 9 155-024796-051
NWHO-39015 240 3 ss 9 155-024796-052
NWHO-39015 480 1 9 155-024796-053
NWHO-39015 480 3 ss 9 155-024796-054
Fuel Oil Heater
Heating
Model Volts Phase kW Elements
NWHO-30315 240 1 3 155-024796-066
NWHO-30315 240 3 ss 3 155-024796-067
NWHO-30315 480 1 3 155-024796-068
NWHO-30315 480 3 ss 3 155-024796-069
NWHO-30415 240 1 4 155-024796-071
NWHO-30415 240 3 ss 4 155-024796-072
NWHO-30415 480 1 4 155-024796-073
NWHO-30415 480 3 ss 4 155-024796-074
NWHO-30615 240 1 6 155-024796-081
NWHO-30615 240 3 ss 6 155-024796-082
NWHO-30615 480 1 6 155-024796-083
NWHO-30615 480 3 ss 6 155-024796-084
Parts Common To All Heaters
Standard Gasket . . . . . . . . . . . . . . . . . . . . . . . . . .132-017222-015
Spiral Wound Gasket . . . . . . . . . . . . . . . . . . . . . . .132-073008-009
Thermostat (Regular Oil) . . . . . . . . . . . . . . . . . . . .300-057502-015
Thermostat (Fuel Oil) . . . . . . . . . . . . . . . . . . . . . .300-057502-016