Brochure

Parker Hannifin Corporation
Climate & Industrial Controls Group
Cleveland, OH
Catalog CIC-2003-1/US
Thermostatic and Constant Pressure (Automatic) Expansion Valves
170
Technical Information Model 104A and 104F Constant Pressure Expansion Valves
Model 104A & 104F Constant Pressure Expansion Valves
104A
Capacities (BTU/hr) Model 104A
104F
Capacities (BTU/hr) Model 104A
Model No. Device No. R-12 R-134a R-22 R-407C
Model 104A
104A 104-505 14,000 24,000
Nominal Capacit
y
(.120" Orifice)
.093" .120"
R-12 R-134a 12,000 15,000
R-407C R-22 18,000 24,000
Orifice Size
Refrigerant
Dimensions
Dimensions
Specifications
• Hermetic construction.
• Solder connections: High temperature type
1/4" O.D.F. inlet, 3/8" O.D.F. outlet (5/16" outlet
available).
• Valve opening point adjusting range: 0 to 90
psig is standard for valves. A higher adjustment
range is available.
• Adjusting screw: Set at a pre-determined pres-
sure with sealant or lock nut.
• With or without bleed for offcycle unloading in
all orifice sizes.
• Orifice sizes: .120" is standard; .093" and .140"
orifices are available.
• Bleed sizes: B2 through B60 nicked seat type;
B60 through B140 drilled by-pass type.
• Maximum Operating Pressures
High Side: 500 psig (35 bars)
Low Side: 300 psig (21 bars)
• Construction: Brass, copper and stainless steel.