Heat Controller HEV/H manual Horizontal Installation, Hev/H Series, Heat Controller, Inc

Installation, Operation & Maintenance HEV/H SERIES Heat Controller, Inc.

HORIZONTAL INSTALLATION

Figure 7a: Typical Closed Loop Horizontal Unit Installation

Supply Air

Insulated supply duct with at least one 90 deg elbow to reduce air noise

3/8" [10mm] threaded rods

(by others)
Return Air	Thermostat
	Wiring
Power Wiring
	Water
	Pressure Ports
Unit Power
Flexible Duct
Connector
Unit Power	Water Out
Disconnect	Water In
(by others)
	Ball Valves
Unit Hanger
	Flush
	Ports

Air Coil - To obtain maximum performance, the air coil should be cleaned before start-up. A 10% solution of dishwasher detergent and water is recommended for both sides of the coil. A thorough water rinse should follow.

Figure 7b: Typical Ground Water Horizontal Unit Installation

Supply Air

Insulated supply duct with at least one 90 deg elbow to reduce air noise

3/8" [10mm] threaded rods (by others)

Return Air

Thermostat

Wiring

Power Wiring

Unit Power

Building

Loop

Flexible Duct
Connector
Unit Power	Water Out
Disconnect	Water In
(by others)
	Ball Valves
Unit Hanger

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