Carrier AQUAZONE 50HQL072-120 Installation, Start-Up And Service Instructions Manual page 6

Thermostat
Wiring
Power
Wiring
Y-Strainer with blow-
off valve
Building
Loop
Fig. 2 — Typical Horizontal Installation — 50HQL Units
Supply Water
Return
Balancing
Water
Valve
Valves
Trap
Condensate
Fig. 3 — Typical Vertical Installation — 50VQL Units
3/8" Threaded rods
Optional
Balancing
Valve
Return Air
Optional Low
Pressure Drop
Unit
Water Control Valve
Power
Ball Valve with
integral P/T plug
Unit Power
Stainless steel braid hose
Disconnect
with integral "J" swivel
Supply Air
Optional Discharge
Access
Panel
Condensate
Water In
Water Out
Unions
Access
Panel
Insulated supply duct with
Water Out
at least one 90 deg elbow
to reduce air noise
Water In
Optional Discharge
Access
Panel
Access
Panel
Vibration
Pad
6
Dual Blower
Discharge
Supply Air
Supply Air
24 V Remote
Mtd. Stat
Power
Supply
Control Box
Disconnect
Switch or
Per Local Codes
T