Lennox MERIT ML180UHE User Manual

Page 24
GROUND
JOINT
UNION
AUTOMATIC
GAS VALVE
FIELD
PROVIDED
AND INSTALLED
GROUND
JOINT
UNION
Left Side Piping
(Standard)
Right Side Piping
(Alternate)
AUTOMATIC
GAS VALVE
DRIP LEG
DRIP LEG
MANUAL
MAIN SHUT−OFF
VALVE
(With 1/8 in. NPT
Plugged Tap Shown)
MANUAL
MAIN SHUT−OFF
VALVE
(With 1/8 in. NPT
Plugged Tap
Shown)
NOTE − BLACK IRON PIPE ONLY TO BE ROUTED INSIDE OF CABINET
FIGURE 26
GROUND
JOINT
UNION
DRIP LEG
MANUAL
MAIN SHUT−OFF
VALVE
GROUND
JOINT
UNION
DRIP LEG
MANUAL
MAIN SHUT−OFF
VALVE
GROUND
JOINT
UNION
DRIP LEG
MANUAL
MAIN SHUT−OFF
VALVE
Horizontal Applications
Possible Gas Piping Configurations
Horizontal Application
Left−Side Air Discharge
Horizontal Application
Right−Side Air Discharge
NOTE − BLACK IRON PIPE ONLY TO BE ROUTED INSIDE OF CABINET
FIELD
PROVIDED
AND INSTALLED
FIGURE 27

Lennox MERIT ML180UHE Specifications

General

Brand	Lennox
Model	MERIT ML180UHE
Category	Furnace
Language	English