Pressure Switches - State Water Heaters Utra-Force STC-077 Service Handbook

Model Blocked Inlet
Normally Closed
Opens on a fall
SUF 150 193363-000 / -0.76"
193355-000 / -1.80"
193355-000 / -1.80"
SUF 199 193363-000 / -0.76"
193356-000 / -2.00"
193356-000 / -2.00"
SUF 240 193361-000 / -0.77"
†. Pressure values are given in inches of water column pressure ("W.C.).
Negative pressure values in this table are preceded by a "-" minus sign and indicate pressure below
atmospheric; in a vacuum. Positive pressures are preceded by a "+" plus sign and indicate pressure above
atmospheric.
Technical Training Department
STC-077
S U F S E R V I C E
C O M P O N E N T
PRESSURE SWITCHES (CONTINUED)

PRESSURE SWITCHES

PART NUMBER / ACTIVATION PRESSURE
Blower Prover
Normally Open
Closes on a rise
194706-000 / +1.00"
194706-000 / +1.00"
194706-000 / +1.00"
194706-000 / +1.00"
194706-000 / +1.00"
194706-000 / +1.00"
194706-000 / +1.00"
H A N D B O O K
I N F O R M A T I O N
†
Low Gas Pressure
Normally Open
Closes on a rise
N/A
N/A
N/A
N/A
N/A
N/A
191149-005 / +5.20"
34
Blocked Outlet
Normally Closed
Opens on a rise
193362-000 / +2.60"
193357-000 / +4.00"
193357-000 / +4.00"
193364-000 / +2.87"
193357-000 / +4.00"
193357-000 / +4.00"
193357-000 / +4.00"
State Water Heaters
Ashland City, Tennessee © 2004