Instruction manual
14
Return
Air
Power
Thermostat
Wiring
Compressor
Access Panel
 Balancing Valve
 (field installed
 and calibrated
 accessory)
Field-supplied
stainless steel
braid hose
with integral
“ J” swivel
 Low Pressure
 Drop Water
 Control Valve
 (optional)
 (field-installed
 accessory)
Ball Valve with optional
 integral P/T plug
 (typical for supply and
 return piping)
Water
Out
Water
In
Building
Loop
Supply Air
Flexible
Connection
Return Air
Remove Screws
Return Air
Rotate
Move to Side
Side Discharge
Return Air
Discharge Air
Drain
Back Discharge
Replace Screws
Water
Connection End
Water
Connection End
Water
Connection End
Return
Air
Power
Thermostat
Wiring
Compressor
Access Panel
 Balancing Valve
 (field-installed
 and calibrated
 accessory)
Field-supplied
stainless steel
braid hose
with integral
“ J”  swivel
 Low Pressure
 Drop Water
 Control Valve (optional)
 (field-installed
 accessory)
Ball Valve with optional
 integral P/T plug
 (typical for supply and
 return piping)
Water
Out
Water
In
Building
Loop
Supply Air
Flexible
Connection
Flexible
Connection
NOTE: Ball valve with integral pressure temperature plug recommended.
Fig. 9 — Typical Vertical Installation —
50RVC,RVR,RVS Units
Fig. 11 — Conversion Left Return,
Side Discharge to Back Discharge
Water
Connection End
Supply
Duct
Return Air
Water
Connection End
Drain
Return Air
Discharge Air
Side Discharge
Back Discharge
Fig. 12 — Conversion Right Return,
Side Discharge to Back Discharge
NOTE: Ball valve with integral pressure temperature plug recommended.
Fig. 10 — Typical Downflow Installation —
50RDS Units










