TECHNICAL DATA
ASTRO EXPRESS 2 CIRCULATOR
Astro 220SSU
Max. Power Consumption
43W, 0.36A
Max. Head
4.5 ft (1.4 m)
Max. Flow
9.5 GPM (0.60 L/s)
Default Operating Speed
Speed 3
Power Requirements
120 Vac, 60 Hz
Power Connection
5.0 ft (1.5 m) power cord, molded duplex plug with ground
Environment
Indoor use only
Max. Working Pressure
150 psi (1034 kPa)
Ambient Temperature
39°F (4°C) to 104°F (40°)
Max. Water Temperature
230°F (110°C)
Clock Timer
12-hour analog clock with AM/PM indication
Timer Settings
Individual toggles for each 15 minute interval over 24 hours
Manual Override
3 position slide switch, on/off/auto
Pump Casing
Stainless steel with 1-1/4" NPSM union threads
Impeller
Polyether Imide (PEI)
Shaft Ceramic
Bearings / Seal
Ceramic
Union Tailpieces
Brass, 3/4" FPT (two) and 3/4" MPT (one)
Union Gaskets
EPDM (two)
Approvals
listed
ASTRO EXPRESS LF VALVE
Housing
Forged Eco brass* with Noryl cap
Internal Components
Stainless steel and plastic with EPDM o-rings
Connections
Threaded, 1/2" hot & cold inlets, 3/8" hot & cold outlets
Environment
Indoor use only
Flowrate Adjustment
0 – 100%, multi-turn slotted screw
Max. Working Pressure
100 psi (689 kPa)
Max. Water Temperature
140°F (60°C)
Mounting
Plastic wall anchor with screw
*Complies with section 116875 at the California Health and Safety Code and Vermont Act 193 (Lead content of
wetted surface is 0.25% or less.)
REPLACEMENT PARTS
PART DESCRIPTION ITEM NUMBER
Part Description
Item Number
Astro 220SSU-T
110223-244
3/4" FPT Union Lead Free* Hardware Kit
810120-324
3/4" MPT Union Lead Free* Tailpiece
810120-346
24-hour Timer
810123-130
Timer Cover
110123-031
Astro Express LF Valve
561100 LF-001
S. A. Armstrong Limited
Armstrong Pumps Inc.
Armstrong Holden Brooke Pullen
23 Bertrand Avenue
93 East Avenue
Wenlock Way
Toronto, Ontario
North Tonawanda, New York
Manchester
Canada, M1L 2P3
U.S.A. 14120-6594
United Kingdom, M12 5JL
T: 416-755-2291
T: 716-693-8813
T: +44 (0) 161 223 2223
F: 416-759-9101
F: 716-693-8970
F: +44 (0) 161 220 9660
© S.A. Armstrong Limited 2011
Page 5 of 5
For Armstrong locations worldwide, please visit
www.armstrongintegrated.com
