Roberts Gorden Low Intensity Unitary Heater Designed for Harsh Environments HE-40 - Manual (Page 48)

HE-S ERIES I NSTALLATION , O PERATION AND S ERVICE M ANUAL
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8.12.4 Vertical Outside Air Supply for Double Heater Installation
Requirements:
• Heaters must be controlled by a common thermostat.
8.12.5 Horizontal Outside Air Supply for Double Heater Installation
Requirements:
• Heaters must be controlled by a common thermostat.
Sweeping 'T'
Connection
6" (15 cm) Single Wall Pipe
Vent Cap
4" (10 cm)
Single Wall Pipe
Band Clamp
(Recommended)
Burner Burner
Flex Hose
(Recommended)
Flex Hose
(Recommended)
Roof
Sweeping 'Y'
Connection
Vent Cap
Outside
W
all
4" (10 cm) Single Wall Pipe
(Seal All Joints)
6" (15 cm) Single Wall Pipe
Flex Hose
(Recommended)
Band Clamp
(Recommended)
Burner
Burner
Description Part Number
Vent Cap 6" (15 cm) 90502302