Nordyne Two Stage R-410A Split System User's Information/Installation Instructions page 7
Outdoor
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Also See for Two Stage R-410A Split System:
- Installation instructions manual (25 pages) ,
- User's manual & installation instructions (20 pages) ,
- User manual and installation instructions (20 pages)
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NOTE: Jumper
W1 and W2
together for
shorter
staging time.
See table 2
Y1
W2
W1
O
Y/Y2
G
R
C
Air Handler
Typical 2-Stage Cooling Heat Pump with
Optional Outdoor Thermostat and Variable
Speed Air Handler
Typical 2-Stage Heat Pump System Connection
Thermostat
G R W2 C E O Y1
Heat Pump OD Section
Y2
W1 W3
R
W 2
OD
Stat
E
C
O Y1
Y2
7
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