Quietside QSHC-122 Specifications download pdf (Page 74)

Cold Water Supply Notes :

from House to 1/2" When brazing always wrap valves, drains

male connection on etc with a wet rag to prevent damage

DPW

Use 1/2" Unions Boiler drain installed on piping

should be below DPW Isolation valve to allow

Shut Off Valves to isolate closed loop system to be filled with DPW

both Inlet and Supply of isolated from the closed loop to protect unit

DHW system from DPW

A Drain can also be installed on return piping above

"Boiler Drains" to allow shut off valve to drain the unit or Pressure Relief

maintenance of the DHW valve on the unit can be used provide a drain

Plate Heat Exchanger

Pressure Relief Valve

(Factory Supplied)

Pipe to building drain

(See local codes)

Anti Scald Valve

Boiler Feed Valve with MANDATOR

Backflow prevention 3/4" Unions to connect Set for Maximum

See local codes to 3/4" Male Supply and Return of 120DegF House

connections on DPW Air Vent at Hot Water

highest point Supply

Coil Inlet

Shut Off Valves to isolate

both Supply & Return System is designed for the

Air Handler to be located no

more than 10ft from the DPW

and no more than 5ft above

"Boiler Drain" - see notes or below the DPW

Air Handler should not have

it's own circulator installed

Disconnect pump if installed

Use max ø1" pipe for Supply

& Return to AHU. Max total pipe

8750 Pioneer Blvd, Santa Fe Springs CA 90670

length (Supply & Return) 20ft Tel : 562 699 6066, Fax : 562 699 4351, Web : www.Quietside.com

Title : DPW Recommended Piping Layout, AHU (No Pump) & DHW

Drg # : QUI-DPWP-002 Drawn : JLM 8/26/2008 Rev : 001

DPW UNIT

Closed

Loop

Supply

Closed

Loop

Return

DHW

Hot Out

DHW

Cold In

AHU

Unit

HW Coil

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Quietside QSHC-122 Specifications Page 74

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