differential air pressure to operate power humidi- fiers, air cleaners, boilers and other equipment. Comes complete with nuts, ferrules and 6” piece of 1/4” OD flexible tubing. Has wide operating range of 0.7” to 12.0 WC. The switching differential progressively increases from .02” WC at minimum set-point. Will operate in ambient tempera-
CAT. NO. MFG. NO. SWITCH ACTION EACH 3C725
770-1 SPDT 2.5 amps
ZONE VALVES
High torque shaded-pole motor delivers many and gear train are completely immersed in lubri-
cating fluid inside a metal casing for silent operation. Automatic recycling with accessible notch wheel that shows valve position at all times. A single 40 va transformer will handle four 2-wire or six models (2-wire) are for use with 24v 2-wire thermostat. Substitute models are for 3 wire operation.
CAT. NO. MFG. NO. SIZE VOLTAGE EACH 3C300 3C301 3C302 3C718 3C717
1361-102 3/4” 24 1361-103 1”
24
1361-104 1-1/4” 24 1311-102 3/4” 24 1311-103 1”
24
$268.00 $281.00 $308.07 $228.55 $251.45
REPLACEMENT PARTS
MOTOR ASSEMBLIES
CAT. NO. MFG. NO. APPLICATION 3C719
3C7193 EACH F019-0104 2-wire, 1361 Series $267.60
F19-0097 3-wire, 1311 Series $220.84 VALVE ASSEMBLIES
CAT. NO. MFG. NO. SIZE EACH 3C720 3C721 3C722
F084-0433 3/4” F084-0434 1”
$62.29 $88.98
F084-0435 1-1/4” $102.62 GAS WATER HEATER CONTROL
gas water heater controls. Automatically shuts off both main and pilot gas in the event of a pilot failure. 3C8035 has main gas regulator and is -
Universal replacements for electric water heater thermostats and limits. Type 755-1 is a SPST open on rise temperature control with a range of 90Þ to is common and on a rise in temperature opens circuits 1 and 2 and Type 756-50 is a combination of manual reset, high limit and #756-1 thermostat.
Will ignite the main burner and also provide mil- self-powered gas control systems or components.
terminal) is available. Designed for vertical mount only.
CAT. NO. MFG. NO. 4C088
TUBING SIZE EACH PG9A27JTL022 Two Ports --- 90° Right & Left $56.81
Note: In order to determine whether pilot flame is right or left, hold pilot in hand with cartridge end (mounting end) farthest away from you.
FLAME PATTERNS
2 PORTS 180º
1 PORTS 90º L
REPLACEMENT GENERATOR CARTRIDGE
Care should be exercised in selecting terminals: spade clip type or “A” terminal type.
CAT. NO. MFG. NO. LENGTH TERMINAL TYPE EACH 4C091 4C080 4C090
G01A-501 32” 101934F48 48” 101934G32 32”
G251 Series PILOT GENERATOR
This sturdy 250-millivolt generator specifically is designed for the thermostatic control of single function or combination gas valves, as well as for direct operation