Replacement Parts
Table Of Contents
- commercial & residential pumps
- Design Envelope Compass Circulators
- Astro 2 Circulators
- Astro 2 Hot Water Recirculation Systems
- Astro 2 24-hour timer
- Aquastat controls
- Astro Express 2 Hot Water Recirculation
- S&H 3-Piece Circulators
- 1050 & 1060 3-Piece Circulators
- E.2 Circulators
- E.2 Circulator Spool Pieces
- 4270 & 4270 Stock Motor Mounted Pumps
- 4360 Pump-in-a-Box
- 4380 Pump-in-a-Box
- Design Envelope 4300/4380 Pump-in-a-Box
- hydronic specialties
- circuit balancing valves (cbv)
- replacement parts
- parts look up
- competition circulator cross reference
- technical data
- Pump Formulas
- Pressures & Altitudes
- Freezing & Boiling Points
- Ethylene Glycol Properties
- Propylene Glycol Properties
- Water Properties
- Useful System Curve Formulas
- Pipe Maximum Pressures
- Hydraulic Resistance
- Pipe Information
- Pipe Fittings & Valves Friction Loss
- Water Flow Calculator
- Unit Conversions
- Typical Symbols
- Product Solution Outlines/Brochures
ASTRO EXPRESS 2
HOT WATER RECIRCULATION
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SUBMITTAL
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HYDRONIC SOLUTIONS CATALOG
part numbers
product
dimensions inches (mm) weight
a b c d e f g lbs (kg)
Astro Express
2 circulator
6.00(152) 5.00 (127) 4.00 (102) — 5.00 (127) 1.80 (46) —
10.00 (4.45)
Astro Express
lf valve
2.50 (63) 1.50 (38) 2.10 (53) 2.60 (66) 0.80 (20) W"ips K" ips
0.50 (0.23)
dimension data - inches (mm)
model part numer
Astro Express 2 circulator 110223-401
Astro Express lf valve 561100LF-001
ef
b
c
a
supply
cold
c
b
d
f
e
a
g
hot
cold
faucet
hot
astro express 2 circulatorastro express lf valve
product part no.
Astro Express lf valve 561100LF-001 See page 84 for the details on Astro Express lf valve
Timer 810123-130 See page 49 for the details on 24 hour timer
Union kits
(Lead free brass*)
810120-320
See page 181 for the details on Union Fitting Sets810120-322
810120-324
replacements parts